All Wiring Diagrams for Lexus IS 350C 2010 model

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 3) for Lexus IS 350C 2010

List of elements for Automatic A/C Wiring Diagram (1 of 3) for Lexus IS 350C 2010:

(right side of dash) power source control ecu
A/c amplifier (center of dash)
A/c fuse 7.5a
A/c pressure sensor (2.5l: left rear of engine compt) (3.5l: left side of radiator)
A/c pressure sensor (suction pipe sub-assembly) (m/t)
A/c room temperature sensor (coolant thermistor) (left center of dash)
A11
A27
Automatic light control sensor
B1 (right front of engine compt)
Bllh
Blrh
Blw
Computer data lines system
Cut +
D12
D13
D29
Dgs
Dgs1
Ecu-ig lh fuse 10a
Gnd
Hot at all times
Htr1
Htr2
Ig+
Ig1d
J/c a33 & j80 (right a33 kick panel)
J/c a7 & a8 (left side of engine compt)
J/c j70 (right side of dash)
J1 (left kick panel)
J58
J59
J80
Left cowl side j/b (left end of dash)
Lh-ig fuse 10a
Lh-ig1 relay
Lh-ig2 relay
Lout
Mhtr
Mpx+
Mpx-
Pnk
Pre
Psw
Rdfg
Red
Right cowl side j/b (right end of dash)
Rout
S5-2
S5-3
S5-4
Seat heater switch (if equipped)
Seats system
Sg-1
Sg-2
Sg-3
Sg-4
Sg-6
Smog ventilation sensor (3.5l) (front of radiator)
Sol+
Solar sensor
Svs5
Svsg
Sw4
Sw5
Tsd
Tsl
Tsp
Tsr

Automatic A/C Wiring Diagram (2 of 3) for Lexus IS 350C 2010

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List of elements for Automatic A/C Wiring Diagram (2 of 3) for Lexus IS 350C 2010:

(right side of dash)
2.5l
3.5l
A4 (right rear of engine compt)
Acmg
Can h
Can l
Computer data lines system
Cooler (ambient temperature sensor) thermistor
Cooling unit motor sub-assembly w/ fan
Crankshaft position sensor (left front of engine)
E.f.i. engine coolant temperature sensor (rear of engine)
E1 (left rear of engine)
Engine control module (left front of engine compt)
Engine room j/b 1 & engine room r/b 1 (right rear of engine compt)
Etam
Ethw
Fan
Fan1 fuse 40a
Fan2
Fan2 fuse 40a
Glw plg1 fuse 50a
Glw plg2 fuse 50a
Glw rly 1 relay
Glw rly 2 relay
Gnd
Heater fuse 50a
Hot at all times
J/c a8 (left side of engine compt)
J/c e1 (left side of engine compt)
Lck1
Nca
Ne+
Ne-
Pnk
Red
Tam
Thw
Water by-pass glow plug

Automatic A/C Wiring Diagram (3 of 3) for Lexus IS 350C 2010

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List of elements for Automatic A/C Wiring Diagram (3 of 3) for Lexus IS 350C 2010:

(left side of engine compt) j/c a10 & e1
2.5l
3.5l
A/c amplifier (center of dash)
A/c blower assembly
A/c comp fuse 7.5a
A/c comp relay
A/c compressor
A/c evaporator temperature sensor
A10
A2 (left rear of engine compt)
B bus
B2 (left front of engine compt)
Bus
Bus g
Connector housing color (black)
Connector housing color (green)
Connector housing color (natural)
Connector housing color (red)
Cooling fan motor 1 (left front of engine compt)
Cooling fan motor 2 (right front of engine compt)
Damper servo motor (air inlet)
Damper servo motor (air mix driver side)
Damper servo motor (air mix front passenger side)
Damper servo motor (air vent mode)
Damper servo motor (cool air bypass)
E1 (left rear of engine)
Engine room r/b 2 (right side of engine compt)
Fan 1 relay
Fan 2 relay
Fan 3 relay
Flow control valve
Hot at all times
J/c a7 & a8 (left side of engine compt)
J/c a9 (left side of engine compt)
Lock sensor
Magnetic clutch
Red

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram (1 of 2) for Lexus IS 350C 2010

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List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for Lexus IS 350C 2010:

(left rear of engine compt) a2
+bs
A/t
A12
A24
A25
A3 (left rear of engine compt)
A33
Abs 1 fuse 50a
Abs 2 fuse 30a
Brake actuator assembly
Brake pedal load sensing switch (left side of dash)
Buzzer
Canh
Canl
Computer data lines system
Csw
D12
D14
Data link connector (dlc) 3 (left side of dash)
Ecu-ig rh fuse 10a
Engine room j/b 1 & engine room r/b 1 (right rear of engine compt)
Fl+
Fl-
Flo
Fr+
Fr-
Fro
Fsw+
Gauge fuse 7.5a
Gnd1
Gnd2
Hot at all times
Hot w/ ig2 relay energized
Ig1
Ig1d
Interior lights system
J/c a15 (left rear corner of engine compt)
J/c a20 (left end of dash)
J/c a33 & j80 (right kick panel)
J/c a9 (left side of engine compt)
J/c j27 (left side of dash)
J4 (right kick panel)
J80
L10
Left front speed sensor (left front wheel hub assembly)
Left rear speed sensor
M/t
Mpx-b fuse 10a
Parking brake switch (below center console)
Pkb
Pnk
Power source control ecu (right side of dash)
Red
Rh- ig1 relay
Right cowl side j/b (right end of dash)
Right front speed sensor (right front wheel hub assembly)
Right rear speed sensor
Rl+
Rl-
Rr+
Rr-
Skid control buzzer (left side of dash)
Sp1
Stop sw fuse 7.5a
Stp1
Stp2
Stpo
Vsc off switch (center of dash)

Anti-lock Brakes Wiring Diagram (2 of 2) for Lexus IS 350C 2010

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List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for Lexus IS 350C 2010:

(left side of dash)
4wd control ecu (if equipped) (right kick panel)
A10
A28
A29
Abs ind
Bat
Brake ind
Brk-lp relay
Canh
Canl
Combination meter
Computer data lines system
D12
D13
D29
Ecu-ig lh fuse 10a
Engine control module (left front of engine compt)
Engine room r/b 2 (left side of engine compt)
Ess
Gnd
Headlamp swivel ecu (w/ adaptive front- lighting system & headlight beam level control assembly) (left kick panel)
Hot at all times
Ig+
Ig2 or dome +b
Ind master
Input circuit
J/c a29 & j10 (left kick panel)
J/c a33 (right kick panel)
J/c a7 & a8 (left side of engine compt)
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J1 (left kick panel)
J10
J2 (under center console)
J34
J4 (right kick panel)
Left cowl side j/b (left end of dash)
Lh- ig1 relay
Lh- ig2 relay
Lh-ig fuse 10a
Micro computer
Micro computer (sub)
Mpx+
Mpx-
Multi information display
Out
Park/neutral position switch assembly (a/t) (on transmission)
Pnk
Red
Right cowl side j/b (right end of dash)
Slip ind
Slip off ind
Spdl
Spdr
Steering sensor (on steering column)
Stop lamp control relay (left side of dash)
Stop lamp switch
Stp
Yaw rate sensor (under center console)

ANTI-THEFT

Anti-theft Wiring Diagram (1 of 5) for Lexus IS 350C 2010

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List of elements for Anti-theft Wiring Diagram (1 of 5) for Lexus IS 350C 2010:

A24
A36
Acc
Acc fuse 7.5a
Act+
Act-
Actd
Altb
Batb
Becu
Bzr
Computer data lines system
D10
Dcty
Diode (luggage compt lamp) (left side of trunk)
Display & navigation module display
Ecu-ig rh fuse 10a
Fr door rh fuse 20a
Gnd2
Haz
Headlights system
Hot at all times
Hot in on or acc
Hot in on or start
Hrly
Ind
Integration control & panel assembly
J/c a15 (left rear corner of engine compt)
J/c j27 (left side of dash)
J/c m14 (driver's door)
J17
J18
J2 (under center console)
J21
J24
J3 (under center console)
J50
J61
J74
J75
Key lock
Key unlock
Kul
L1 (center of trunk)
Left front door courtesy light switch assembly
Left front door lock assembly (driver's door)
Lgcy
Lsw
Lswp
Mpx1
Mpx2
Pcty
Power window regulator master switch assembly
Q1 (left "b" pillar)
Right cowl side j/b (right end of dash)
Right front door courtesy light switch assembly
Right front door lock assembly (front passenger's door)
Right main body ecu
Security horn assembly
Security indicator light
Seuc
Ti & te fuse 20a
Tr+
Unlock detection
W/ navigation
W/o navigation
Wireless door lock buzzer (inside left front wheelwell)

Anti-theft Wiring Diagram (2 of 5) for Lexus IS 350C 2010

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List of elements for Anti-theft Wiring Diagram (2 of 5) for Lexus IS 350C 2010:

A12
A30
Acty
Bdcy
Computer data lines system
D11
D12
D18
Door
Gnd
Haz
Hot in on or start
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J1 (left kick panel)
J2 (under center console)
J29
Left cowl side j/b (left end of dash)
Left main body ecu
Lh-ig fuse 10a
Light left dome
Light right dome
Lpsw
Luggage compartment door lock assembly
Luggage electrical key switch (center rear of trunk)
Map light assembly
Mpx1
Mpx2
Mpxb
Q2 (left side of trunk)
Right cowl side j/b (right end of dash)
Turn signal flasher assembly (left side of dash)

Anti-theft Wiring Diagram (3 of 5) for Lexus IS 350C 2010

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List of elements for Anti-theft Wiring Diagram (3 of 5) for Lexus IS 350C 2010:

(right rear of vehicle) p2
A2 (left rear of engine compt)
A29
Ant
Asel
B1 (right front of engine compt)
Computer data lines system
Data
Dome fuse 10a
Door control receiver (center of trunk)
Door control receiver 2 (right rear of vehicle)
Engine hood courtesy switch (center front of engine compt)
Engine room j/b 2 (left side of engine compt)
Engine room r/b 1 (right rear of engine compt)
Foot light
Front controller
Gnd
Horn (high) (front of radiator)
Horn (low) (front of radiator)
Horn fuse 10a
Horn relay
Hot at all times
J/c a29 & j10 (left kick panel)
J/c l11 (front passenger's door) l11
J/c m14 (driver's door)
J10
L11
Left outer rear view mirror
Mpx-b fuse 10a
Nca
Red
Right outer rear view mirror
Rssi

Anti-theft Wiring Diagram (4 of 5) for Lexus IS 350C 2010

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List of elements for Anti-theft Wiring Diagram (4 of 5) for Lexus IS 350C 2010:

(front passenger's door) j/c l11
(left "b" pillar)
(left rear seat) rear indoor electrical key oscillator
(right side of crossmember)
(right side of luggage compt) outside luggage electrical key antenna
(right side of trunk) certification ecu
(under center console) console electrical key oscillator
+b1
Acc
Agnd
Ant1
Ant2
Antenna coil
Asel
Cg1b
Cg2b
Cg5b
Cg6b
Cg7b
Cg8b
Clg
Clg1
Clg2
Clg5
Clg6
Clg7
Clg8
Clgb
Code
Computer data lines system
Engine switch (center of dash)
Gnd
Inside luggage compt electrical key oscillator (left side of trunk)
Left front door electrical key antenna (in left front door)
Left front door electrical key oscillator (in left front door)
Lin
Mpx1
Mpx2
Pnk
Rc0
Rda
Red
Right front door electrical key antenna (in right front door)
Right front door electrical key oscillator (in right front door)
Rssi
Sel
Sel1
Sel2
Sen1
Sen2
Sens
Sgt
Trg+
Trg-
Tsw1
Tsw2
Txct
Vc5

Anti-theft Wiring Diagram (5 of 5) for Lexus IS 350C 2010

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List of elements for Anti-theft Wiring Diagram (5 of 5) for Lexus IS 350C 2010:

A25
A27
A29
Accd
Am1
Am2
Am2 fuse 7.5a
Canh
Canl
Combination meter assembly
Computer data lines system
Ctsw
D11
Door ind
Efii
Efio
Engine control module (left front of engine compt)
Gauge fuse 7.5a
Gnd
Gnd2
Hot at all times
Hot in on or start
Id code box (center of dash)
Ig1d
Ig2 or dome +b
Ig2d
Ign fuse 10a
Imi
Imo
Inds
Indw
Input circuit
J/c a29 & j10 (left kick panel)
J/c a33 (right kick panel)
J/c j10 (left kick panel)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J10
J2 (under center console)
Left cowl side j/b (left end of dash)
Lin
Lin1
Master ind
Micro computer
Micro computer (sub)
Mpx1
Mpx2
Multi infromation display
Pnk
Power distribution system
Power source control ecu (right side of dash)
Red
Right cowl side j/b (right end of dash)
Security fuse 7.5a
Shift interlock system
Sksw
Slp
Slr+
Spd
Ssw1
Ssw2
Starting/charging system
Steering lock actuator (steering column)
Stop lamp switch (a/t) (left side of dash)
Stop sw fuse 7.5a
Stp
Str1
Str2
Stsw
Swil
Tach

BODY CONTROL MODULES

Body ECU Wiring Diagram (1 of 2) for Lexus IS 350C 2010

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List of elements for Body ECU Wiring Diagram (1 of 2) for Lexus IS 350C 2010:

(or pnk)
(right side of trunk) certification ecu
6spt
A/t
A11
A12
A15
A20
A24
A36
Acan
Acc
Acc fuse 7.5a
Act+
Act-
Actd
Altb
Anti-lock brakes system
Anti-theft system
Batb
Becu
Bzr
Cltb
Clte
Clts
D17
Data link connector 3 (left side of dash)
Dcm (telematics transceiver) (right side of dash)
Dcty
Dcyl
Dia
Door locks system
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Exterior lights system
Fr door rh fuse 20a
Fspt
Fuel
Fusw
Gnd1
Gnd2
Gsw
Haz
Hdlo
Head
Headlights system
Hot at all times
Hot in on or acc
Hot in on or start
Hrly
Ind
Instrument cluster system
Interior lights system
J/c j27 (left side of dash)
J/c j80 (right side of dash)
J101
J2 (under center console)
J21
J4 (right kick panel)
J74
J75
L10
Lgcy
Lswp
M/t
Memory systems
Mirb
Mire
Mirs
Mpd1
Mpx-b fuse 10a
Mpx1
Mpx2
Multiplex tilt & telescopic ecu (on steering column)
Navigation system
Network gateway ecu (right side of dash)
Obd2
Occupant classification ecu (if equipped) (under front passenger's
Parking brake switch (below center console)
Pcty
Pcyl
Pkb
Pnk
Pwr
Red
Ret
Right cowl side j/b (right end of dash)
Right main body ecu (right end of dash)
Seat)
Sil
Snow
Ti & te fuse 20a
Tkul
To j/c j27 (diagram 2 of 2)
Tr+
Transmissions system
Trly
Trunk, tailgate, fuel doors system
Tsw
Wiper/washer system

Body ECU Wiring Diagram (2 of 2) for Lexus IS 350C 2010

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List of elements for Body ECU Wiring Diagram (2 of 2) for Lexus IS 350C 2010:

A15
A16
A19
A30
Acty
Back
Bdcy
Bkup
Combination meter assembly
D18
Engine room j/b 2 (left side of engine compt)
Exterior lights system
Fr wip fuse 30a
From right cowl side j/b (diagram 1 of 2)
Front controller
Gnd
Hot in run or start
Ile1
Interior lights system
J/c j27 (left side of dash)
J1 (left kick panel)
J2 (under center console)
J23
J34
Left cowl side j/b (left end of dash)
Left main body ecu (left end of dash)
Lh-ig fuse 10a
Lpsw
Mpx1
Mpx2
Mpxb
Navigation system
Pnk
Q36
S/m
S/s
Sftp
Sgnd
Sliding roof control ecu (center of trunk)
Trunk, tailgate, fuel doors system
Wig
Wiper/washer system

Front Controller Wiring Diagram for Lexus IS 350C 2010

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List of elements for Front Controller Wiring Diagram for Lexus IS 350C 2010:

(hid type)
A2 (left rear of engine compt)
Body ecu circuit
D15
D18
Ecu-ig lh fuse 10a
Engine room j/b 2 (left side of engine compt)
Engine room r/b 1 (right rear of engine compt)
Exterior lights system
Fr tail fuse 10a
Front controller
G12
G13
H-lp upr fuse 15a
Headlights system
Horn fuse 10a
Horn relay
Horns system
Hot at all times
Hot in on or start
Instrument cluster system
Interior lights system
J/c j27 (left side of dash)
J/c q7 & u1 (under driver's seat)
Left cowl side j/b (left end of dash)
Left front seat position control ecu & switch (w/ memory) (under driver's seat)
Left outer mirror control ecu (left front door)
M10
Mpx
Mpx-b fuse 10a
Mpx1
Mpx2
Power source control ecu (right side of dash)
Rain sensor (front center of roof at windshield)
Right cowl side j/b (right end of dash)
W/ adaptive front lighting system
W/ auto wiper
W/ memory
Wiper/washer system

Integration Control and Panel Wiring Diagram for Lexus IS 350C 2010

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List of elements for Integration Control and Panel Wiring Diagram for Lexus IS 350C 2010:

A24
Acc
Acc fuse 7.5a
Anti-theft system
D12
D14
D27
Ecu ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Exterior lights system
Hot at all times
Hot in on or acc
Hot in on or start
Ig+
Ill+
Ill-
Integration control & panel assembly
Interior lights system
J/c j27 (left side of dash)
J1 (left kick panel)
Left cowl side j/b (left end of dash)
Mpx-b fuse 10a
P-ab
Paon
Pnk
Red
Right cowl side j/b (right end of dash)
Sound systems
Tx+
Tx-

COMPUTER DATA LINES

Data Link Connector Wiring Diagram for Lexus IS 350C 2010

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List of elements for Data Link Connector Wiring Diagram for Lexus IS 350C 2010:

A10
Bat
Brake actuator assembly
Canh
Canl
Combination meter assembly
D10
D11
D28
Data link connector (dlc) 3 (left side of dash)
Dcm (telematics transceiver) (right side of dash)
Dia
Display & navigation module display (if equipped)
E1 (left rear of engine)
Engine control module (left front of engine compt)
Gateway ecu
High/low bus circuit
Hot at all times
J/c a10 & e1 (left side of engine compt)
J/c j10 (left kick panel)
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J/c j80 (right side of dash)
J1 (left kick panel)
J101
J34
J50
J74
L10
Left cowl side j/b (left end of dash)
Main body ecu
Obd fuse 7.5a
Obd2
Occupant detection ecu (w/ occupant classification system) (under front passenger's seat)
Red
Right cowl side j/b (right end of dash)
Sil
Tac

High/Low Bus Wiring Diagram (1 of 3) for Lexus IS 350C 2010

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List of elements for High/Low Bus Wiring Diagram (1 of 3) for Lexus IS 350C 2010:

(right kick panel) j4
A/c amplifier (center of dash)
A20
A24
Acc
Acc fuse 7.5a
Batt
Ca1h
Ca1l
Canh
Canl
Clearance warning ecu (w/ parking assist) (left side of trunk)
Combination meter
D12
D14
D27
Data link connector (dlc) 3 (left side of dash)
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Front-lighting & headlight beam level control
Gateway ecu
Gnd
Gtx+
Gtx-
Headlamp swivel ecu (left kick panel)
Hot at all times
Hot in on or acc
Input circuit
J/c j27 (left side of dash)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J1 (left kick panel)
J21
J34
J58
J75
Left cowl side j/b (left end of dash)
Man body ecu
Micro computer
Mpd1
Mpd2
Mpi1
Mpi2
Mpx+
Mpx-
Mpx-b fuse 10a
Mpx1
Mpx2
Pnk
Red
Rh- ig 1 relay
Right cowl side j/b (right end of dash)
Sil
Tire pressure warning ecu (if equipped) (center of dash)
W/ adaptive
W/o adaptive

High/Low Bus Wiring Diagram (2 of 3) for Lexus IS 350C 2010

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List of elements for High/Low Bus Wiring Diagram (2 of 3) for Lexus IS 350C 2010:

(center of trunk) sliding roof control ecu
(if equipped) tilt & telescopic ecu
(right front door) (w/ memory) right outer mirror control ecu
(right side of dash) power source control ecu
(right side of trunk) certification ecu
(under front passenger's seat) (w/ memory) right position control ecu & switch
A31
Canh
Canl
Display & navigation module display (w/ navigation system)
Ig1d
J/c j1 (left kick panel)
J/c j2 (left kick panel)
J/c p24 (right side of trunk)
J26
J50
Mpx1
Mpx2
P33
P49
Pnk
Power steering ecu (right rear of engine compt)
Power window regulator master switch assembly
Q36
Red
Right front power window regulator switch assembly
Seat belt control ecu (w/ pre-collision system) (left side of trunk)
Windshield wiper switch assembly

High/Low Bus Wiring Diagram (3 of 3) for Lexus IS 350C 2010

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List of elements for High/Low Bus Wiring Diagram (3 of 3) for Lexus IS 350C 2010:

(left front door) (w/ memory) left outer mirror control ecu
(or red)
A30
Air bag sensor assembly center (under center console)
Atx+
Atx-
Brake actuator assembly
Canh
Canl
D15
Display & navigation module display
Distance control ecu (w/ dynamic radar cruise control) (left side of dash)
Engine control module (left front of engine compt)
Engine room j/b 2 (left side of engine compt)
Front controller
Integration control & panel assembly (w/o navigation)
J/c q7 & u1 (under driver's seat)
J100
J47
J52
J62
J95
J96
J98
J99
Left cowl side j/b (left end of dash)
Left position control ecu & switch (w/ memory) (under driver's seat)
M10
Main body ecu
Mpx
Mpx1
Mpx2
Multi-media interface ecu
Multimedia interface ecu (lower right side of dash)
P30
Pnk
Radio receiver assembly
Rain sensor (w/ auto wiper) (front center of roof at windshield)
Red
Steering sensor (on steering column)
Stereo component amplifier (w/o navigation) (right side of trunk)
Tx+
Tx-
Tx1+
Tx1-
Tx2+
Tx2-
Txm+
Txm-
W/ navigation
W/ navigation &
W/o navigation
W/o navigation & multi-media interface ecu
W/o navigation & w/ multi-media interface ecu
Yaw rate sensor (under center console)

COOLING FAN

Cooling Fan Wiring Diagram for Lexus IS 350C 2010

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List of elements for Cooling Fan Wiring Diagram for Lexus IS 350C 2010:

(left side of engine compt) engine room r/b 2
2.5l
3.5l
A/c amplifier (center of dash)
A/c pressure sensor (2.5l: left rear of engine compt) (3.5l: left side of radiator)
A/c pressure sensor (suction pipe sub-assembly) (m/t)
A3 (left rear of engine compt)
B2 (left front of engine compt)
Can h
Can l
Computer data lines system
Cooling fan motor 1 (left front of engine compt)
Cooling fan motor 2 (right front of engine compt)
Crankshaft position sensor (left front of engine)
Cut+
D12
D13
E.f.i. engine coolant temperature sensor (rear of engine)
E1 (left rear of engine)
Engine control module (left front of engine compt)
Engine room j/b 1 (right rear of engine compt)
Ethw
Fan
Fan 1 relay
Fan 2 relay
Fan 3 relay
Fan1 fuse 40a
Fan2
Fan2 fuse 40a
Hot at all times
Ig1d
J/c a7 & a8 (left side of a7 engine compt)
J/c a7 & a8 (left side of engine compt)
J/c e1 (left side of engine compt)
J1 (left kick panel)
J58
Left cowl side j/b (left end of dash)
Lh-ig fuse 10a
Lh-ig1 relay
Mpx+
Mpx-
Nca
Ne+
Ne-
Pnk
Power source control ecu (right side of dash)
Pre
Psw
Red
Right cowl side j/b (right end of dash)
S5-2
S5-3
Sg-2
Sg-3
Thw

CRUISE CONTROL

Cruise Control Wiring Diagram, with Dynamic Radar Controls (1 of 3) for Lexus IS 350C 2010

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List of elements for Cruise Control Wiring Diagram, with Dynamic Radar Controls (1 of 3) for Lexus IS 350C 2010:

+b1
+res
-set
A10
A2 (left rear of engine compt)
Accelerator position sensor (left side of dash)
Anti-lock brakes system
Batt
Cancel
Canh
Canl
Cchg
Ccs
Computer data lines system
Control steering right distance
Cruise control switch
D12
D13
E1 (left rear of engine)
Efi fuse 25a
Efi main relay
Engine control module (left front of engine compt)
Engine room j/b 2 (left side of engine compt)
Epa
Epa2
Gauge fuse 7.5a
Hot at all times
Hot w/ ig2 relay energized
Ig1d
Ign fuse 10a
Igsw
J/c a10 & e1 (left side of engine compt)
J/c a29 (left kick panel)
J/c a9 (left side of engine compt)
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J24
J4 (right kick panel)
Left paddle shift switch
Lgnd
Mode
Mrel
On/off
Pad switch
Paddle shift switch
Pnk
Power source control ecu (right side of dash)
Red
Rh-ig fuse 7.5a
Rh-ig1 relay
Right cowl side j/b (right end of dash)
Sftd
Sftu
Shift switch right paddle
Spd
Spiral cable (under steering wheel)
St1-
Steering pad switch
Stop lamp switch (left side of dash)
Stp
Vcp2
Vcpa
Vpa
Vpa2

Cruise Control Wiring Diagram, with Dynamic Radar Controls (2 of 3) for Lexus IS 350C 2010

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List of elements for Cruise Control Wiring Diagram, with Dynamic Radar Controls (2 of 3) for Lexus IS 350C 2010:

(left front of engine compt) engine control module
+bm
A10
A33
Combination meter
Computer data lines system
Cruise ind
D12
D13
D29
E01
E02
E03
E1 (left rear of engine)
E2 (right rear of engine)
Ecu-ig lh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Engine room r/b 2 (left side of engine compt)
Eta
Etcs fuse 10a
Ge01
Hot at all times
Ig+
Ig2 or dome +b
Input circuit
J/c a10 & e1 (left side of engine compt)
J/c a33 & j80 (right kick panel)
J/c j27 (left side of dash)
J1 (left kick panel)
J2 (under center console)
J34
J80
Left cowl side j/b (left end of dash)
Lh-ig fuse 10a
Lh-ig1 relay
Lh-ig2 relay
Me01
Micro computer
Mpx+
Mpx-
Mpx-b fuse 10a
Nca
Pnk
Red
Right cowl side j/b (right end of dash)
Speedometer
Throttle body assembly (below center console)
Transmission control switch
Vcta
Vta1
Vta2

Cruise Control Wiring Diagram, with Dynamic Radar Controls (3 of 3) for Lexus IS 350C 2010

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List of elements for Cruise Control Wiring Diagram, with Dynamic Radar Controls (3 of 3) for Lexus IS 350C 2010:

(left side of engine compt) j/c e1
A10
Brake actuator assembly
Ca1h
Ca1l
Canh
Canl
Computer data lines system
Distance control ecu (left side of dash)
E1 (left rear of engine)
Electronically controlled transmission solenoid (on transmission)
Engine control module (left front of engine compt)
Eoil
Fl+
Fl-
Fr+
Fr-
Gateway ecu (right side of dash)
Gnd
Igb
J/c a10 & e1 (left side of engine compt)
J/c e2 (left side of engine compt)
Left front speed sensor (left front wheel hub assembly)
Left rear speed sensor
Lgnd
Lrdd
Lrrd
Millimeter wave radar sensor (front of vehicle)
Mode
Mpi1
Mpi2
Oil
Park/neutral position switch (on transmission)
Pnk
Red
Right front speed sensor (right front wheel hub assembly)
Right rear speed sensor
Rl+
Rl-
Rr+
Rr-
Sgnd
Sgrd
Sl1+
Sl1+ red
Sl1-
Sl2+
Sl2-
Slt+
Slt-
Slu+
Slu-
Sp1

Cruise Control Wiring Diagram, without Dynamic Radar Controls (1 of 3) for Lexus IS 350C 2010

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List of elements for Cruise Control Wiring Diagram, without Dynamic Radar Controls (1 of 3) for Lexus IS 350C 2010:

(left kick panel) j/c a29
(left side of engine compt) j/c a10 & e1
+b1
+res
-set
A10
A2 (left rear of engine compt)
Accelerator position sensor (left side of dash)
Batt
Cancel
Canh
Canl
Ccs
Computer data lines system
Cruise control switch
D12
D13
E1 (left rear of engine)
Efi fuse 25a
Efi main relay
Engine control module (left front of engine compt)
Engine room j/b 2 (left side of engine compt)
Epa
Epa2
Gauge fuse 7.5a
Hot at all times
Hot w/ ig2 relay energized
Ig1d
Ign fuse 10a
Igsw
J/c a9 (left side of engine compt)
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J24
J4 (right kick panel)
Left paddle shift switch
Mrel
On/off
Paddle shift switch
Pnk
Power source control ecu (right side of dash)
Red
Rh-ig fuse 7.5a
Rh-ig1 relay
Right cowl side j/b (right end of dash)
Right paddle shift switch
Sftd
Sftu
Spd
Spiral cable (under steering wheel)
St1-
Steering pad switch
Stop lamp switch (left side of dash)
Stop sw fuse 7.5a
Stp
Transmission control switch (below center console)
Vcp2
Vcpa
Vpa
Vpa2

Cruise Control Wiring Diagram, without Dynamic Radar Controls (2 of 3) for Lexus IS 350C 2010

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List of elements for Cruise Control Wiring Diagram, without Dynamic Radar Controls (2 of 3) for Lexus IS 350C 2010:

+bm
A10
A33
Combination meter
Computer data lines system
Cruise ind
D12
D13
E01
E02
E03
E1 (left rear of engine)
E2 (right rear of engine)
Engine control module (left front of engine compt)
Engine room r/b 1 (right rear of engine compt)
Engine room r/b 2 (left side of engine compt)
Eta
Etcs fuse 10a
Ge01
Hot at all times
Ig+
Ig2 or dome +b
Input circuit
J/c a10 & e1 (left side of engine compt)
J/c a33 & j80 (right kick panel)
J/c j27 (left side of dash)
J1 (left kick panel)
J2 (under center console)
J34
J80
Left cowl side j/b (left end of dash)
Lh-ig fuse 10a
Lh-ig1 relay
Me01
Micro computer
Mpx+
Mpx-
Mpx-b fuse 10a
Nca
Pnk
Right cowl side j/b (right end of dash)
Speedometer
Throttle body assembly (below center console)
Vcta
Vta1
Vta2

Cruise Control Wiring Diagram, without Dynamic Radar Controls (3 of 3) for Lexus IS 350C 2010

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List of elements for Cruise Control Wiring Diagram, without Dynamic Radar Controls (3 of 3) for Lexus IS 350C 2010:

(left front wheel hub assembly) left front speed sensor
(left side of engine compt) j/c e1
(right front wheel hub assembly)
Brake actuator assembly
Ca1h
Ca1l
Canh
Canl
Computer data lines system
E1 (left rear of engine)
Electronically controlled transmission solenoid (on transmission)
Engine control module (left front of engine compt)
Eoil
Fl+
Fl-
Fr+
Fr-
Gateway ecu (right side of dash)
J/c e2 (left side of engine compt)
Left rear speed sensor
Mpi1
Mpi2
Oil
Park/neutral position switch (on transmission)
Red
Right front speed sensor
Right rear speed sensor
Rl+
Rl-
Rr+
Rr-
Sl1+
Sl1+ red
Sl1-
Sl2+
Sl2-
Slt+
Slt-
Slu+
Slu-
Sp1

DEFOGGERS

Defoggers Wiring Diagram for Lexus IS 350C 2010

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List of elements for Defoggers Wiring Diagram for Lexus IS 350C 2010:

A/c amplifier (center of dash)
A/c fuse 7.5a
A27
D12
D13
D29
Defog fuse 30a
Defog relay
Ecu- ig lh fuse 10a
Gnd
Hot at all times
Ig+
Ig1d
J/c j70 (right side of dash)
J1 (left kick panel)
J10
J28
Left cowl side j/b (left end of dash)
Left outer rear view mirror assembly
Lh- ig 1 relay
Lh- ig 2 relay
Lh-ig fuse 10a
Luggage room r/b (left side of trunk)
Mhtr
Mir htr fuse 15a
Mir htr relay
Mirror heater
Noise filter
Noise filter (defogger) (left side of luggage compt)
P1 (right side of crossmember)
Pnk
Power source control ecu (right side of dash)
Q1 (left "b" pillar)
Q2 (left side of trunk)
Rdfg
Rear window defogger (back door glass) g2
Rear window defogger switch
Red
Right cowl side j/b (right end of dash)
Right outer rear view mirror assembly

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Lexus IS 350C 2010

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List of elements for Electronic Power Steering Wiring Diagram for Lexus IS 350C 2010:

A10
A24
A25
A27
A31
A5 (right rear of engine compt)
Bat
Brake actuator assembly
C1 (front of engine)
Ca1h
Ca1l
Canh
Canl
Combination meter assembly
Computer data lines system
Computer micro
Crankshaft position sensor (left front of engine)
D12
D14
E1 (left rear of engine)
Ecu-ig lh fuse 10a
Ecu-ig rh fuse 10a
Engine control module (left front of engine compt)
Engine room j/b 1 & engine room r/b 1 (right rear of engine compt)
Eps fuse 80a
Ess
Gauge fuse 7.5a
Headlamp swivel ecu (left kick panel)
Hot at all times
Hot in on or start
Incs
Input circuit
Insn
J/c e1 (left side of engine compt)
J/c j27 (left side of dash)
J2 (under center console)
J34
J4 (right kick panel)
Left cowl side j/b (left end of dash)
Mpi1
Mpi2
Mpx-b fuse 10a
Nca
Ne+
Ne-
Network gateway ecu (right side of dash)
Oucs
Ousn
P/s ind
Pgnd
Pig
Pnk
Power steering ecu (right rear of engine compt)
Power steering motor (lower front of engine compt)
Power steering torque sensor (left front of engine)
Red
Right cowl side j/b (right end of dash)
Rzcs
Rzg
Rzsn
Rzv
Srzg
Ss+
Ss-
Ss1+
Ss1-
Steering sensor (on steering column)
Tqg1
Tqg2
Trqv

Power Tilt Steering Column Wiring Diagram for Lexus IS 350C 2010

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List of elements for Power Tilt Steering Column Wiring Diagram for Lexus IS 350C 2010:

A15
A18
A24
Computer data lines system
D12
D14
Down
Ecu-ig rh fuse 10a
Ecub
Engine room r/b 1 (right rear of engine compt)
Gnd
Headlamp dimmer switch assembly
Hot at all times
Hot in on or start
J/c j27 (left side of dash)
J2 (under center console)
J26
J4 (right kick panel)
Left cowl side j/b (left end of dash)
Long
Mpx-b fuse 10a
Mpx1
Mpx2
Msw
Multiplex tilt & telescopic ecu (on steering column)
Pnk
Red
Right cowl side j/b (left end of dash)
Right cowl side j/b (right end of dash)
Short
Switch
Telescopic motor
Telescopic sensor
Tem+
Tem-
Tes
Ti & te fuse 20a
Tilt & telescopic
Tilt motor (at steering column)
Tim+
Tim-
Tis
Vce
Vci
Windshield wiper switch assembly

ENGINE PERFORMANCE

3.5L

3.5L, Engine Performance Wiring Diagram (1 of 8) for Lexus IS 350C 2010

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List of elements for 3.5L, Engine Performance Wiring Diagram (1 of 8) for Lexus IS 350C 2010:

(left center of front bumper fascia) ambient temperature sensor
(left side of engine compt) engine room j/b 2
+b1
Accelerator position sensor (left side of dash)
Accr
Acmg
Air conditioning system
Batt
C/opn relay
Canh
Canl
Cchg
Ccs
Computer data lines system
Cooling fans system
Cruise control system
Ctsw
Efi 2 relay
Efi fuse 25a
Efi main relay
Efii
Efio
Engine control module (left front of engine compt)
Epa
Epa2
Eppm
Etam
F/pmp fuse 25a
Fan
Fan2
Fpr
Heated oxygen sensor (bank 1 sensor 2) (right side exhaust system)
Heated oxygen sensor (bank 2 sensor 2) (left side exhaust system)
Hot at all times
Ht1b
Ht2b
Id code box (center of dash)
Igsw
Imi
Imo
Irel
Ksw
Lgnd
Mpmp
Mrel
Nca
O1b-
O2b-
Ox1b
Ox2b
Pnk
Power source control ecu (right side of dash)
Ppmp
Red
Sftd
Sftu
Sksw
Spd
St1-
Sta
Starting/charging system
Stp
Stsw
Tach
Tam
Vcp2
Vcpa
Vcpp
Vpa
Vpa2
Vpmp

3.5L, Engine Performance Wiring Diagram (2 of 8) for Lexus IS 350C 2010

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List of elements for 3.5L, Engine Performance Wiring Diagram (2 of 8) for Lexus IS 350C 2010:

(forward of left rear wheel) fuel pump & gauge assembly
(left kick panel) j/c a29 & j10
(left side of engine compt) engine room r/b 2
(left side of engine compt) j/c a7 & a8
(right side of engine compt) fuel pump resistor
A2 (left rear of engine compt)
A29
Canister pressure sensor
Canister pump module (center rear of vehicle)
Efi 2 fuse 10a
Etcs fuse 10a
F/pmp relay
Hot at all times
Hot w/ ig 2 relay energized
Ig2 fuse 10a
Instrument cluster system
J/c a9 (left side of engine compt)
J10
Leak detection pump
Nca
Pnk
Pump
Q1 (left "b" pillar)
Stop lamp switch (left side of dash)
Vent valve
Vvl+
Vvl-
Vvr+
Vvr-
Vvt sensor (bank 1 intake side) (right front of engine)
Vvt sensor (bank 2 intake side) (front of left cylinder head)

3.5L, Engine Performance Wiring Diagram (3 of 8) for Lexus IS 350C 2010

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List of elements for 3.5L, Engine Performance Wiring Diagram (3 of 8) for Lexus IS 350C 2010:

(below center console) transmission control switch
(right end of dash) right cowl side j/b
+bm
A10
A24
A25
Air conditioning system
Camshaft timing oil control valve (bank 1 exhaust) (right cylinder head)
Camshaft timing oil control valve (bank 1 intake) (right cylinder head)
Crankshaft position sensor (left front of engine)
D13
E03
E2 (right rear of engine)
Engine control module (left front of engine compt)
Eta
Gauge fuse 7.5a
Ge01
Hot at all times
Hot w/ ig 2 relay energized
Hot w/ rh-ig1 relay energized
Ign fuse 10a
J/c a33 (right kick panel)
J/c j70 (right side of dash)
J2 (under center console)
J4 (right kick panel)
Lck1
Me01
Nca
Ne+
Ne-
Oc1+
Oc1-
Oe1+
Oe1-
Pnk
Prg
Red
Rh-ig fuse 7.5a
Sftd
Sftu
Stop sw fuse 7.5a
Vcta
Vcv1
Vcv2
Vta1
Vta2
Vv1+
Vv1-
Vv2+
Vv2-

3.5L, Engine Performance Wiring Diagram (4 of 8) for Lexus IS 350C 2010

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List of elements for 3.5L, Engine Performance Wiring Diagram (4 of 8) for Lexus IS 350C 2010:

(left side of dash) j/c j27
A10
Combination meter
Computer data lines system
Cruise control system
Dome fuse 10a
E1 (left rear of engine)
Ect pwr ind
Ect snow ind
Efi
Electronically controlled transmission pattern select switch
Engine oil level sensor (bottom of engine)
Engine room r/b 1 (right rear of engine compt)
Hot at all times
Ig+
Ig2 or dome +b
Indicator malfunction
Input circuit
Interior lights system
J/c a10 & e1 (left side of engine compt)
J/c j70 (right side of dash)
J1 (left kick panel)
J21
J34
J35
J75
Lamp
Left cowl side j/b (left end of dash)
Main body ecu (right end of dash)
Master ind
Micro computer
Micro computer (sub)
Mpx+
Mpx-
Mpx-b fuse 10a
Mpx1
Mpx2
Multi information display
Nca
Pnk
Pwr
Red
Right cowl side j/b (right end of dash)
Snow
Speedometer
Tachometer

3.5L, Engine Performance Wiring Diagram (5 of 8) for Lexus IS 350C 2010

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List of elements for 3.5L, Engine Performance Wiring Diagram (5 of 8) for Lexus IS 350C 2010:

(rear of engine) engine coolant temperature sensor
A/f fuse 15a
A/f relay
E2 (right rear of engine)
Engine room j/b 2 (left side of engine compt)
Engine room r/b 2 (left side of engine compt)
Gnd
Hot at all times
Igf1
Igf2
Ignition coil 1 (top of engine)
Ignition coil 2 (top of engine)
Ignition coil 3 (top of engine)
Ignition coil 4 (top of engine)
Ignition coil 5 (top of engine)
Ignition coil 6 (top of engine)
Igt1
Igt2
Igt3
Igt4
Igt5
Igt6
Inj fuse 20a
Inj relay
Nca
Noise filter (ignition 1) (right side of engine)
Noise filter (ignition 2) (left side of engine)
Red
Throttle body assembly

3.5L, Engine Performance Wiring Diagram (6 of 8) for Lexus IS 350C 2010

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List of elements for 3.5L, Engine Performance Wiring Diagram (6 of 8) for Lexus IS 350C 2010:

(front of engine compt) injector driver
(front of engine) h1
(front of engine) i1
(fuel injectors 1, 3 & 5: right side of engine) (fuel injectors 2, 4 & 6: left side of engine) fuel injectors (direct injection)
(right rear of engine compt) spill control valve
+b2
A1a+
A1a-
A2a+
A2a-
Air fuel ratio sensor (bank 1 sensor 1) (right rear of engine)
Air fuel ratio sensor (bank 2 sensor 1) (left rear of engine)
E26
E27
Fp+
Fp-
Fpd
Fpf1
Fuel pressure sensor (rear of engine compt)
Ha1a
Ha2a
Ij1+
Ij1-
Ij2+
Ij2-
Ij3+
Ij3-
Ij4+
Ij4-
Ij5+
Ij5-
Ij6+
Ij6-
Ijf2
Ijf3
Injf
Knock control sensor (bank 1) (top right side of engine)
Knock control sensor (bank 2) (top left side of engine)
Nca
Pnk
Red

3.5L, Engine Performance Wiring Diagram (7 of 8) for Lexus IS 350C 2010

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List of elements for 3.5L, Engine Performance Wiring Diagram (7 of 8) for Lexus IS 350C 2010:

(on transmission) park/neutral position switch
A1a+
A1a-
A2a+
A2a-
E1 (left rear of engine)
E2 (right rear of engine)
Engine control module (left front of engine compt)
Eo4
Eo5
Epr
Ev1+
Ev1-
Ev2+
Ev2-
Ex+
Ex-
Fpd
Fpf1
Fuel injectors (port injection) (fuel injectors 1, 3 & 5: top right side of engine) (fuel injectors 2, 4 & 6: left side of engine)
Ha1a
Ha2a
Hot w/ lh-ig1 relay energized
Igt2
Igt5
Igt6
Ijf2
Ijf3
Injf
Left cowl side j/b (left end of dash)
Lh-ig fuse 10a
Red
Vc2
Vce1
Vce2
Vcpr
Vvt sensor (bank 1 exhaust side) (right rear of engine)
Vvt sensor (bank 2 exhaust side) (left rear of engine)

3.5L, Engine Performance Wiring Diagram (8 of 8) for Lexus IS 350C 2010

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List of elements for 3.5L, Engine Performance Wiring Diagram (8 of 8) for Lexus IS 350C 2010:

(left cylinder head) camshaft timing oil control valve (bank 2 exhaust)
(left cylinder head) camshaft timing oil control valve (bank 2 intake)
(left side of engine compt) j/c e2
(rear of engine) vsv (purge)
(right side of engine compt) mass air flow meter
Alt
E01
E02
E2g
Ekn2
Eknk
Electronically controlled transmission solenoid (on transmission)
Engine control module (left front of engine compt)
Engine oil pressure switch (front of engine)
Eoil
Etha
Ethw
Igf1
Igf2
Igt1
Igt3
Igt4
Knk1
Knk2
Mol
Mops
Nt+
Nt-
Oc2+
Oc2-
Oe2+
Oe2-
Oil
Pnk
Red
Sl1+
Sl1-
Sl2+
Sl2-
Slt+
Slt-
Slu+
Slu-
Sp2+
Sp2-
Star
Starting/ charging system
Tha
Thw
Transmission revolution sensor (counter gear) (rear of transmission)
Transmission revolution sensor (turbine) (front of transmission)

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for Lexus IS 350C 2010

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List of elements for Backup Lamps Wiring Diagram for Lexus IS 350C 2010:

(left side of trunk) q2
2.5l
3.5l
A/t
A24
Backup lamp
Backup lamp switch assembly
Bkup
D18
E49
Engine room r/b 1 (right rear of engine compt)
Gnd
Hot at all times
Hot in on or start
J/c e2 & e49 (left side of engine compt)
J/c j27 (left side of dash)
J1 (left kick panel)
J23
Left cowl side j/b (left end of dash)
Left main body ecu
Left rear light assembly
Lh-ig fuse 10a
M/t
Mpx-b fuse 10a
Mpxb
Park/ neutral d position switch assembly (on transm- ission)
Right cowl side j/b (right end of dash)
Right rear light assembly
Sgnd

Exterior Lamps Wiring Diagram (1 of 4) for Lexus IS 350C 2010

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List of elements for Exterior Lamps Wiring Diagram (1 of 4) for Lexus IS 350C 2010:

(under center console) j2
A2 (left rear of engine compt)
Auto
B1 (right front of engine compt)
B2 (left front of engine compt)
Clock assembly (w/ navigation) integration control & panel assembly (w/o navigation)
Computer data lines system
D12
D14
Ecu-ig rh fuse 10a
Engine room j/b 2 (left side of engine compt)
Engine room r/b 1 (right rear of engine compt)
Fr tail fuse 10a
Fr tail relay
Front controller
G10
G11
Hazard switch
Head
Headlamp dimmer switch assembly
Hot at all times
Hot in on or start
J/c j27 (left side of dash)
J26
Left cowl side j/b (left end of dash)
Left headlight assembly
Light control switch
Marker
Mpx-b fuse 10a
Mpx1
Mpx2
Off
Parking
Red
Right cowl side j/b (right end of dash)
Right headlight assembly
Tail
Turn
Turn switch
Turn- haz fuse 15a
W/ navigation
W/o navigation
Windshield wiper switch assembly

Exterior Lamps Wiring Diagram (2 of 4) for Lexus IS 350C 2010

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List of elements for Exterior Lamps Wiring Diagram (2 of 4) for Lexus IS 350C 2010:

A12
A13
A14
A15
A16
A17
A18
A20
A26
A30
Computer data lines system
D18
Fr wip fuse 30a
Gnd
Hot in on or start
J1 (left kick panel)
J17
J2 (under center console)
J21
Left cowl side j/b (left end of dash)
Left main body ecu
Left outer rear view mirror assembly
Lh-ig fuse 10a
Mpx1
Mpx2
Mpxb
P1 (right side of crossmember)
Pnk
Q1 (left "b" pillar)
Q35 fls
Red
Right outer rear view mirror assembly
Sgnd
Sliding roof control ecu assembly (center of trunk)
Trnl
Trnr
Turn ind
Turn signal flasher (left side of dash)
Turn signal relay (center of dash)
Wig

Exterior Lamps Wiring Diagram (3 of 4) for Lexus IS 350C 2010

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List of elements for Exterior Lamps Wiring Diagram (3 of 4) for Lexus IS 350C 2010:

(canada)
(left side of trunk) q2
A10
A13
A24
A25
Acc
Acc fuse 7.5a
Altb
Automatic light control sensor
Backup lamp circuit
Becu
Center stop lamp
Cltb
Clte
Clts
Combination meter assembly
Computer data lines system
Dcty
Ecu-ig rh fuse 10a
Fr door rh fuse 20a batb
Gauge fuse 7.5a
Gnd2
Haz
Hot at all times
Hot in on or acc
Hot in on or start
Ig2 or dome+b
Input circuit
Interior light system
J14
J21
J34
J35
J4 (right kick panel)
J74
J75
Lamp backup
Left rear light assembly
Left turn ind
Micro computer
Mpx1
Mpx2
Noise filter (stop lamp) (left rear wheelwell)
Pcty
Q2 (left side of trunk)
Red
Right cowl side j/b (right end of dash)
Right license plate light assembly
Right main body ecu
Right turn ind
Tail ind
Ti & te fuse 20a
Trly

Exterior Lamps Wiring Diagram (4 of 4) for Lexus IS 350C 2010

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List of elements for Exterior Lamps Wiring Diagram (4 of 4) for Lexus IS 350C 2010:

(left front of engine compt) engine control module
(right side of dash) j/c a33 & j80
A29
A33
Backup lamp circuit
Brake actuator assembly
Brk-lp relay
D12
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 2 (left side of engine compt)
Gnd
Hot at all times
Hot in on or start
Ind stop/tail
J/c a29 & j10 (left kick panel)
J/c a7 & a8 (left side of engine compt)
J/c j27 (left side of dash)
J1 (left kick panel)
J10
J24
J80
Lamp backup
Lamp turn
Left cowl side j/b (left end of dash)
Left license plate light assembly
Left rear combination light assembly
Lh j/b- am fuse 80a
Lh-ig fuse 10a
Out
Pnk
Power source control ecu (right side of dash)
Q2 (left side of trunk)
Red
Right cowl side j/b (right end of dash)
Right rear combination light assembly
Right rear light assembly
Shift lock control ecu (under center console)
Stop lamp control relay (left side of dash)
Stop lamp switch (left side of dash)
Stop sw fuse 7.5a
Stop/ marker ind
Stp
Stp1
Stp2
Stpo
Tail fuse 10a
Tail relay

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 6) for Lexus IS 350C 2010

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List of elements for Ground Distribution Wiring Diagram (1 of 6) for Lexus IS 350C 2010:

(2.5l) brake actuator assembly (3.5l) skid control ecu w/ actuator
(3.5l) smog ventilation sensor
A/f relay
A1 (left rear of engine compt)
A2 (left rear of engine compt)
A27
A3 (left rear of engine compt)
B1 (right front of engine compt)
B2 (left front of engine compt)
Brake fluid level warning switch
Brake pedal load sensing switch
Cooling fan motor
Efi 2 relay
Efi main relay
Engine control module
Engine hood courtesy switch
Engine room j/b 2 (left side of engine compt)
Engine room r/b 2 (left side of engine compt)
Fan 2 relay
Front controller
Headlamp cleaner control relay
Headlight swivel ecu assembly
Ig2 relay
Junction connector a15
Junction connector a20 (left end of dash)
Junction connector a9 (left side of engine compt)
Left front fog light assembly
Left headlamp assembly
Level warning switch assembly
Right front fog light assembly
Right headlamp assembly
St cut relay
W/ adaptive front lighting system
W/ magnet clutch compressor assembly
Windshield washer motor & pump assembly
Windshield wiper motor assembly
Wireless door lock buzzer

Ground Distribution Wiring Diagram (2 of 6) for Lexus IS 350C 2010

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List of elements for Ground Distribution Wiring Diagram (2 of 6) for Lexus IS 350C 2010:

(a/t) transmission control switch
(w/ dynamic radar cruise control) distance control ecu
(w/ dynamic radar cruise control) millimeter wave radar sensor
(w/ navigation) display & navigation module display
A10
Air fuel ratio sensor (bank 1 sensor 1) shield
Air fuel ratio sensor (bank 2 sensor 1) shield
C1 (front of engine)
Canister pump module
Crankshaft position sensor shield
Dlc 3
E1 (left rear of engine)
E2 (right rear of engine)
Engine control module
Engine oil level sensor
Fuel injector shield
H1 (front of engine)
Heated oxygen sensor (bank 1 sensor 2) shield
Heated oxygen sensor (bank 2 sensor 2) shield
I1 (front of engine)
Ignition coil 1 assembly
Ignition coil 2 assembly
Ignition coil 3 assembly
Ignition coil 4 assembly
Ignition coil 5 assembly
Ignition coil 6 assembly
Inj relay shield
J24
J3 (under center console)
J60
J65
J95
Junction connector a10 & e1 (left side of engine compt)
Junction connector j70 (right side of dash)
Knock control sensor shield
Nca
P27
P3 (right side of trunk)
Power steering motor shield
Radio receiver assembly
Spill control valve shield
Spiral cable
Stereo component amplifier assembly
W/ magnet clutch compressor assembly
W/ navigation
W/o navigation

Ground Distribution Wiring Diagram (3 of 6) for Lexus IS 350C 2010

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List of elements for Ground Distribution Wiring Diagram (3 of 6) for Lexus IS 350C 2010:

A10
A31
A4 (right rear of engine compt)
A5 (right rear of engine compt)
Acc relay
Center air bag sensor assembly
Cigarette lighter assembly
Combination meter assembly
Cooling unit motor sub-assembly w/ fan
D11
D17
Engine room r/b 1 (right rear of engine compt)
Engine switch
Id code box
J34
J4 (right kick panel)
J47
Junction connector j71 (right side of dash)
Junction connector j80 (right side of dash)
K10
Left vanity light assembly
Luggage door opening cancel switch assembly
Luggage door opening switch assembly
Main body ecu
Map light assembly
Nca
Noise filter (ghost buster)
Power source control ecu
Power steering ecu assembly
Power tilt motor
Pwr point relay
Rh-ig1 relay
Right cowl side j/b (right end of dash)
Right vanity light assembly
Starter relay
Steering lock actuator assembly
To ground j2 (diagram 4 of 6)

Ground Distribution Wiring Diagram (4 of 6) for Lexus IS 350C 2010

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List of elements for Ground Distribution Wiring Diagram (4 of 6) for Lexus IS 350C 2010:

(a/t) shift lock control ecu sub- assembly
A/c amplifier assembly
A/t
Center air bag sensor assembly
Clock assembly
Combination meter
Console box illumination light assembly
D12
Dcm (telematics transceiver)
Dlc 3
From right cowl side j/b (diagram 3 of 6)
Glove box light assembly
Integration control & panel assembly
J1 (left kick panel)
J101
J2 (under center console)
J26
J34
J47
J58
J65
J96
Junction connector j27 (left side of dash)
Junction connector j70 (right side of dash)
Left cowl side j/b (left end of dash)
Left roof close switch
Lh-ig1 relay
Lh-ig2 relay
M/t
Main body ecu
Multiplex tilt & telescopic ecu
Network gateway ecu
Pattern select switch assembly 1
Radio receiver assembly
Right roof close switch
Satellite switch
Seat heater switch
Sliding roof switch assembly
Steering lock actuator assembly
Steering sensor
Stop light control relay
Throttle position switch assembly
Tire pressure warning ecu & receiver
Turn signal flasher assembly
Vsc off switch
W/ navigation
W/o navigation
Windshield wiper switch assembly
Yaw rate sensor

Ground Distribution Wiring Diagram (5 of 6) for Lexus IS 350C 2010

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List of elements for Ground Distribution Wiring Diagram (5 of 6) for Lexus IS 350C 2010:

(left side of trunk) luggage room r/b
(w/ memory) left outer mirror control ecu
(w/ parking assist) clearance warning ecu assembly
Back window lock assembly
Center stop light assembly
Defog relay
Fuel lid w/ motor lock assembly
Fuel pump
J/c u11 (under driver's seat)
Junction connector u11 (under driver's seat)
Left front door electrical key oscillator
Left front door lock assembly
Left front position control ecu & switch assembly
Left front power seat slide switch assembly
Left front power seat switch
Left front power window regulator switch assembly
Left front seat inner belt assembly
Left front seat lumbar support power seat switch
Left license plate light assembly
Left luggage compartment door hinge assembly
Left outer rear view mirror assembly
Left quarter power window regulator motor assembly
Left rear combination light assembly
Left rear light assembly
Left roof panel strength sub assembly 2
Left seat back climate control blower
Left seat cushion climate control blower
Left seat heater control sub- assembly
Left slide roof motor assembly
Luggage compartment door lock assembly
Luggage electrical key switch
M1 (driver's door)
M10
Noise filter
Noise filter (defogger)
Outer mirror switch assembly
Package tray trim hinge 1
Package tray trim hinge 2
Q1 (left "b" pillar)
Q2 (left side of trunk)
Q33
Q34
Q35
Q36
Q43
Rear window defogger
Right rear combination light assembly
Right rear light assembly
Sliding roof control assembly
U1 junction connector q7 & u1 (under driver's seat)
W/ climate control seat
W/ memory
W/o memory

Ground Distribution Wiring Diagram (6 of 6) for Lexus IS 350C 2010

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List of elements for Ground Distribution Wiring Diagram (6 of 6) for Lexus IS 350C 2010:

(if equipped) occupant detection ecu
(w/ memory) right front seat inner belt
(w/ memory) right outer mirror control ecu assembly
Certification ecu assembly
Door control receiver
Junction connector t11 (front passenger's seat)
Junction connector t14 (under front passenger's seat)
L1 (center of trunk)
L10
P1 (right side of crossmember)
P2 (right rear of vehicle)
P48
P54
P55
P59
Package tray trim bracket
Power outlet socket assembly
Right front door electrical key oscillator
Right front door lock assembly
Right front lumbar power seat switch
Right front power seat switch
Right front power window regulator switch assembly
Right front seat inner belt assembly
Right front seat position control ecu & switch assembly
Right luggage compartment door hinge assembly
Right outer rear view mirror
Right quarter power window regulator motor assembly
Right roof panel strength sub assembly
Right seat back climate control blower
Right seat cushion climate control blower
Right seat heater control sub- assembly
Right side roof motor assembly
Right slide roof motor assembly
Roof front lock switch
Seat belt control ecu
Sliding roof control ecu assembly
W/ climate control seat
W/ memory
W/o memory

HEADLIGHTS

Adaptive Front Lighting Wiring Diagram (1 of 2) for Lexus IS 350C 2010

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List of elements for Adaptive Front Lighting Wiring Diagram (1 of 2) for Lexus IS 350C 2010:

(left rear of engine compt) a2
A27
A28
Bl1+
Bl1-
Bl2+
Bl2-
Br1+
Br1-
Br2+
Br2-
Brake actuator assembly
Computer data lines system
Flo
Fro
H-lp lvl fuse 7.5a
Headlamp leveling motor
Headlamp swivel ecu (left kick panel)
Headlamp swivel motor
Hot in on or start
J/c a20 (left end of dash)
J/c a9 (left side of engine compt)
K10
Left cowl side j/b (left end of dash)
Left front height sub assembly control sensor
Left headlight assembly
Left rear height control sensor
Ll1+
Ll1-
Ll2+
Ll2-
Lr1+
Lr1-
Lr2+
Lr2-
Motor
Mpx1
Mpx2
Pnk
Red
Right headlight assembly
Sbf
Sbr
Sensor
Sgf
Sgr
Shb
Shfl
Shg
Shrl
Smbl
Smbr
Smgl
Smgr
Sml
Smr
Spdl
Spdr
Ss+
Ss-

Adaptive Front Lighting Wiring Diagram (2 of 2) for Lexus IS 350C 2010

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List of elements for Adaptive Front Lighting Wiring Diagram (2 of 2) for Lexus IS 350C 2010:

+ig
A10
Afs off ind
Auto
Combination meter assembly
Computer data lines system
Dimmer switch
Engine room r/b 1 (right rear of engine compt)
Flash
Gauge fuse 7.5a
Head
Headlamp dimmer switch assembly
High
Hot at all times
Hot in on or start
Ig2 or dome +b
Input circuit
J/c j27 (left side of dash)
J21
J26
J34
J4 (right kick panel)
J74
J75
Light control switch
Low
Main body ecu
Micro computer
Mpx+
Mpx-
Mpx-b fuse 10a
Mpx1
Mpx2
Off
Right cowl side j/b (right end of dash)
Ssi+
Ssi-
Steering sensor (on steering column)
Tail
Windshield wiper switch assembly

Headlamps Wiring Diagram (1 of 2) for Lexus IS 350C 2010

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List of elements for Headlamps Wiring Diagram (1 of 2) for Lexus IS 350C 2010:

(right kick panel) j4
+ig
20a
A/t
A10
A12
A24
A25
Acc
Acc fuse 7.5a
Air conditioning system
Altb
Auto
Automatic light control sensor
Batb
Beam ind
Becu
Bfg
Cltb
Clte
Clts
Combination meter assembly
Computer data lines system
D12
Dimmer switch
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Flash
Fog switch
Fr door rh fuse
From ecu-ig rh fuse (diagram 1 of 2)
Front fog ind
Gauge fuse 7.5a
Gnd1
Head
Head ind (usa)
Headlamp dimmer switch assembly
High
Hot at all times
Hot in acc
Hot in on or start
Hrly
Ig2 or dome +b
Input circuit
J/c j27 (left side of dash)
J2 (under center console)
J21
J26
J34
J4 (right kick panel)
J74
J75
L10
Left cowl side j/b (left end of dash)
Lfg
Light control switch
Low
M/t
Main body ecu
Micro computer
Mpx+
Mpx-
Mpx- b fuse 10a
Mpx1
Mpx2
Off
Parking brake switch (below center console)
Pkb
Pnk
Red
Right cowl side j/b (right end of dash)
Right main body ecu
Tail
Ti & te fuse 20a
To front controller (diagram 2 0f 2)
To main body ecu (diagram 1 of 2)
Tsl
Tsr
Windshield wiper switch assembly

Headlamps Wiring Diagram (2 of 2) for Lexus IS 350C 2010

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List of elements for Headlamps Wiring Diagram (2 of 2) for Lexus IS 350C 2010:

(left rear of engine compt) a2
B1 (right front of engine compt)
B2 (left front of engine compt)
D18
Ecu-ig lh fuse 10a
Engine room j/b 1 engine room r/b 1 (right rear of engine compt)
Engine room j/b 2 & engine room r/b 2 (left side of engine compt)
Except hid
Fr fog fuse 15a
Fr fog relay
Fr tail fuse 10a
From j/c j27 (diagram 1 of 2)
Front controller
H-lp l lwr fuse 15a
H-lp r lwr fuse 15a
H-lp upr fuse 15a
Head lp relay
Hid
High
Hot at all times
Hot in on or start
J/c a33 (right kick panel)
Left cowl side j/b (left end of dash)
Left fog light assembly
Left headlight assembly
Light control ecu
Low
Low (hid)
Main fuse 30a
Right fog light assembly
Right headlight assembly
Solenoid
W/ adaptive front lighting
W/o adaptive front lighting w/ headlight beam level control

HORN

Horn Wiring Diagram for Lexus IS 350C 2010

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List of elements for Horn Wiring Diagram for Lexus IS 350C 2010:

(left side of engine compt)
A2 (left rear of engine compt)
Computer data lines system
Engine room j/b 2
Front controller
Horn
Horn (high) (front of radiator)
Horn (low) (front of radiator)
Horn fuse 10a
Horn relay
Horn switch
Hot at all times
J24
Left cowl side j/b (left end of dash)
Mpx1
Mpx2
Power source control ecu (right side of dash)
Spiral cable sub assembly (under steering wheel)
Steering pad switch assembly
Windshield wiper switch assembly

INSTRUMENT CLUSTER

Clock Wiring Diagram for Lexus IS 350C 2010

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List of elements for Clock Wiring Diagram for Lexus IS 350C 2010:

A24
Acan
Acc
Acc fuse 7.5a
Acc relay
Accd
Body ecu
Clock
Clock assembly
Combination meter
D12
D14
D27
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Exterior lights system
Hot at all times
Ig+
Ig1d
Ill
Ill+
Ill-
Integrated control & panel assembly
Interior lights system
J/c j27 (left side of dash)
J1 (left kick panel)
J35
J4 (right kick panel)
J75
Left cowl side j/b (left end of dash)
Mpx-b fuse 10a
P-ab
Paon
Pbew
Pblt
Pnk
Power source control ecu (right side of dash)
Rh-ig1 relay
Right cowl side j/b (right end of dash)
W/ navigation system
W/o navigation system

Instrument Cluster Wiring Diagram (1 of 2) for Lexus IS 350C 2010

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List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Lexus IS 350C 2010:

(a/t) (m/t)
(odo/trip) lcd
(sequential) lcd
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A29
Abs ind
Afs off ind
B a12
B a24
B10
B11
B12
B13
B14
B15
B16
Beam ind
Body computer
Brake actuator assembly
Brake fluid level warning switch (brake fluid reservoir)
Brake ind
Charge ind
Clearance sonar ind
Clock circuit
Combination meter
Computer data lines system
Computer micro
Cruise ind
D12
Display multi information
Dome fuse 10a
Door ind
Driver's seat belt ind
Ect pwr ind
Ect snow ind etcs snow ind
Efi
Engine controls system
Engine room r/b 1 (right rear of engine compt)
Exterior lights system
Front fog ind
Fuel
Fuel ind
Gauge fuse 7.5a
Head ind (usa) tail ind (except usa)
Hot at all times
Hot in on or start
Ig+
Ig2 or dome +b
Ill+
Ill-
Input circuit
Int
Interior lights system
J/c a15 (left rear corner of engine compt)
J/c a29 & j10 (left kick panel)
J/c j27 (left side of dash)
J1 (left kick panel)
J10
J21
J34
J35
J4 (right kick panel)
J75
L10
Left cowl side j/b (left end of dash)
Left turn ind
Malfunction ind lamp
Master ind
Micro computer (sub)
Mpx+
Mpx-
Mpx-b fuse 10a
Mpx1
Mpx2
Msm+
Msm-
Mssl
Msw
P/sb
Parking brake switch (m/t) (below center console)
Parking brake switch assembly (a/t) (below center console)
Pblt
Pcs ind
Pkb
Pnk
Power steering ind
Red
Right cowl side j/b (right end of dash)
Right turn ind
Satellite switch
Si a18
Slip ind
Slip off ind
Sp1
Speed warning ind
Speedometer
Srs ind
Sw+b
Sw5v
Tacho warning ind
Tachometer
Temperature
Tire pressure ind
Vsw
Warning systems

Instrument Cluster Wiring Diagram (2 of 2) for Lexus IS 350C 2010

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List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Lexus IS 350C 2010:

2.5l
3.5l
A10
A2 (left rear of engine compt)
A29
A30
A33
Acc
Acc fuse 7.5a
Body computer
Body ecu
Canh
Canl
Computer data lines system
Data link connector 3 (left side of dash)
Dcm (telematics transceiver) (right side of dash)
Dcty
Disp
Display & navigation module display
Display & navigation module display (w/ navigation)
E1 (left rear of engine)
Ecu-ig rh fuse 10a
Engine control module (left front of engine compt)
Engine oil level sensor (bottom of engine)
Engine oil pressure switch (front of engine)
Engine room j/b 2 (left side of engine compt)
Front controller
Fuel sender (sub) (in fuel tank)
Fuel sender gauge assembly
Gnd
Gnd1
Hot in on or acc
Hot in on or start
J/c a10 & e1 (left side of engine compt)
J/c a9 (left side of engine compt)
J/c j10 & a29 (left kick panel)
J/c j71 (right side of dash)
J/c j80 & a33 (right kick panel) a33
J10
J101
J21
J24
J3 (under center console)
J50
J75
J80
J95
J96
Left cowl side j/b (left end of dash)
Left front door courtesy switch
Lgcy
Lh ecu-ig fuse 10a
Luggage compartment door lock assembly
Mol
Mops
Mpx1
Mpx2
P29
P30
Pcty
Pnk
Power source control ecu (right side of dash)
Q2 (left side of trunk)
Radio receiver assembly
Red
Right cowl side j/b (right end of dash)
Right front door courtesy switch
Right steering pad switch
Spd
Spdp
Spiral cable sub-assembly (under steering wheel)
Steering pad switch assembly
Stereo component amplifier (right side of trunk)
Swg
Tac
Tach
W/ navigation system
W/o navigation system
Water level warning switch

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for Lexus IS 350C 2010

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List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Lexus IS 350C 2010:

(if equipped)
A12
A19
Acc
Acc fuse 7.5a
Acty
Batb
Bdcy
Body ecu
D17
Dcty
Dcyl
Diode (luggage room light) (left side of trunk)
Ecu-ig rh fuse 10a
Foot lamp
Fr door rh fuse 20a
Gnd1
Gnd2
Hot at all times
Hot in on or acc
Hot in or or start
Ile1
J/c j71 (right side of dash)
J/c l11 (front passenger's door)
J/c m14 (driver's door)
J2 (under center console)
J4 (right kick panel)
J75
Left cowl side j/b (left end of dash)
Left door door scuff plate assembly
Left front door courtesy light assembly
Left front door courtesy light switch assembly
Left outer rear view mirror assembly
Lgcy
Luggage compartment door lock assembly
Noise filter (luggage room light) (left rear wheelwell)
Parking brake switch (m/t) (below center console)
Pcty
Pcyl
Pkb
Q2 (left side of trunk)
Red
Right cowl side j/b (right end of dash)
Right door scuff plate assembly (if equipped)
Right front door courtesy light assembly
Right front door courtesy light switch assembly
Right main body ecu
Right outer rear view mirror assembly
Right rear room light assembly
Sftp
W/ outer scuff light

Courtesy Lamps Wiring Diagram (2 of 2) for Lexus IS 350C 2010

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List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Lexus IS 350C 2010:

A10
A25
A29
Combination meter assembly
Computer data lines system
Cspt
D11
Dome fuse 10a
Door
Door ind
Engine room r/b 1 (right rear of engine compt)
Fspt
Gauge fuse 7.5a
Hot at all times
Hot in on or start
Ig2 dome+b
Input circuit
J/c a29 & j10 (left kick panel)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J10
J4 (right kick panel)
J75
Left dome light
Left front map light switch
Left interior illumination light assembly 1
Left vanity light assembly
Map light
Map light assembly
Micro computer
Micro computer (sub)
Multi information display
Nca
On/off
Pnk
Red
Right cowl side j/b (right end of dash)
Right dome light
Right front map light switch
Right interior illumination light assembly 1
Right main body ecu
Right vanity light assembly
Shift illumination

Instrument Illumination Wiring Diagram (1 of 2) for Lexus IS 350C 2010

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List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Lexus IS 350C 2010:

(left side of dash) j/c j27
A24
Acc
Acc fuse 7.5a
Altb
Auto
Becu
Cigarette lighter assembly
Clock assembly
Computer data lines system
Console box ill- umination light assembly
D12
D17
D20
D27
Ecu-ig rh fuse 10a
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 1 (right rear of engine compt)
Front center register interior illumination light assembly 2
Glove box light assembly
Gnd
Gnd1
Gnd2
Head
Headlight dimmer switch assembly
Hot at all times
Hot in on or acc
Hot in on or start
Ill+
Ill-
Integration control & panel assembly
J/c j27 (left side of dash)
J2 (under center console)
J26
J3 (under center console)
J4 (right kick panel)
J65
J95
J96
Left cowl side j/b (left end of dash)
Lh j/b -am fuse 80a
Light control switch
Luggage door opening switch assembly
M18
M19
Main body ecu
Mpx-b fuse 10a
Mpx1
Mpx2
Off
Outer mirror switch assembly
Panel fuse 7.5a
Radio receiver assembly
Right cowl side j/b (right end of dash)
Right interior illumination light assembly
Satellite set switch
Swg
Tail
Tail relay
Ti & te fuse 20a
Trly
W/ memory
W/ navigation
W/o memory
W/o navigation
Windshield wiper switch assembly

Instrument Illumination Wiring Diagram (2 of 2) for Lexus IS 350C 2010

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List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Lexus IS 350C 2010:

A/t
A10
A25
Am1
Am2
Am2 fuse 7.5a
Combination meter
Computer data lines system
D11
Dcm (telematics transceiver) (right side of dash)
Display & navigation module display (w/ navigation)
Engine switch (center of dash)
Gauge fuse 7.5a
Gnd1
Headlamp cleaner switch assembly
Hot at all times
Hot in on or start
Ig+
Ill+
Ill-
J/c j70 (right side of dash)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J101
J24
J3 (under center console)
J34
J35
J4 (right kick panel)
J50
Left interior illumination light assembly 2
Left steering pad sw
Light control rheostat
M/t
Mpx+
Mpx-
Pattern select switch assembly
Pnk
Power source control ecu (right side of dash)
Right cowl side j/b (right end of dash)
Right steering pad sw
Seat heater switch
Shift position indicator (a/t)
Sliding roof switch assembly (left side of dash)
Spiral cable (under steering wheel)
Steering pad switch assembly
Sw+b
Swg
Swil
Swsv
Throttle position switch assembly
Vsc off switch (center of dash)
W/ navigation
W/o navigation

MEMORY SYSTEMS

Driver"s Memory Seat Wiring Diagram (1 of 2) for Lexus IS 350C 2010

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List of elements for Driver"s Memory Seat Wiring Diagram (1 of 2) for Lexus IS 350C 2010:

A24
Back
Computer data lines system
D14
D18
Down
Drdc
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Fr p/ seat lh fuse 30a
Frv+
Frv-
Fwd
Gnd
Hlg
Hls
Hlv
Hot at all times
Hot w/ rh-ig 1 relay energized
J/c j27 (left side of dash)
J/c q7 & u1 (q7: under passenger's seat) (u1: under driver's seat)
J/c u11 (under driver's seat)
J18
J22
Left cowl side j/b (left end of dash)
Left front lumbar power seat switch
Left front lumbar support motor (in driver's seat)
Left front position control ecu & switch assembly (under driver's seat)
Left front power seat lifter position motor & sensor (left front seat adjuster assembly)
Left front power seat reclining position motor assembly (in driver's seat)
Left front power seat slide position motor & sensor (left front seat adjuster assembly)
Left front power seat slide switch assembly
Left front power seat vertical position motor & seat (left front seat adjuster assembly)
Left reclining position sensor (driver's seat)
Lft+
Lft-
Mpx-b fuse 10a
Mpx1
Ods
Pvcc
Q1 (left "b" pillar)
Rcl+
Rcl-
Red
Right cowl side j/b (right end of dash)
Seng
Sgnd
Sld+
Sld-
Sldf
Sldr
Ssfv
Ssrl
Ssrr
Ssrs
Sysb

Driver"s Memory Seat Wiring Diagram (2 of 2) for Lexus IS 350C 2010

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List of elements for Driver"s Memory Seat Wiring Diagram (2 of 2) for Lexus IS 350C 2010:

A12
A20
Altb
Ant
Asel
Bdr
Body computer
Buckle switch
Certification ecu (right side of trunk)
Computer data lines system
D17
Data
Dcty
Door control receiver (center of trunk)
Door control receiver 2 (right rear of vehicle)
Fr door lh fuse 10a
Gnd
Gnd1
Hot at all times
J/c q7 & u1 (q7: under passen- ger's seat) (u1: under driver's q1 seat)
J/c u11 (under driver's seat)
J21
J4 (right kick panel)
J75
Left cowl side j/b (left end of dash)
Left front door courtesy light switch assembly
Left front seat inner belt assembly
Left front seat memory switch
Left outer mirror control ecu assembly (left front door)
M10
Mpx1
Mpx2
Mswe
Nca
Occupant detection sensor
P2 (right rear of vehicle)
Parking brake switch assembly (m/t) (below center console)
Pkb
Pnk
Q1 (left "b" pillar)
Rco
Rda
Red
Right cowl side j/b (right end of dash)
Rssi
Set
Ti & te fuse 20a

Memory Mirrors Wiring Diagram for Lexus IS 350C 2010

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List of elements for Memory Mirrors Wiring Diagram for Lexus IS 350C 2010:

A12
A20
Adjust switch
Ant
Asel
Bdr
Becu
Certification ecu (right side of trunk)
Computer data lines system
D17
Data
Dcty
De2
Dm+r
Dmhr
Dmvr
Door control receiver (center of trunk)
Door control receiver 2 (right rear of vehicle)
Down
Dvc
Engine room r/b 1 (right rear of engine compt)
Fold
Fold away switch (w/ retractor)
Fr door lh fuse 20a
Fr door rh fuse 20a
Gnd
Gnd1
Hot at all times
Hssr
Interior lights system
J21
J4 (right kick panel)
J74
J75
L10
Left
Left cowl side j/b (left end of dash)
Left front door courtesy light switch assembly
Left front seat memory switch
Left outer mirror control ecu assembly (left front door)
Left outer rear view mirror assembly
Left/ up
Left/right
M10
Main body ecu
Mirb
Mire
Mirror position sensor
Mirs
Mpx-b fuse 10a
Mpx1
Mpx2
Mr+
Mr-
Msw
Mswe
Nca
Outer mirror switch assembly
P1 (right side of crossmember)
P2 (right rear of vehicle)
Parking brake switch assembly (m/t) (below center console)
Pe2
Pkb
Pm+r
Pmhr
Pmvr
Pnk
Pvc
Q1 (left "b" pillar)
Rco
Rda
Red
Ret
Retractable
Retractor
Right
Right cowl side j/b (right end of dash)
Right outer mirror control ecu assembly (right front door)
Right outer rear view mirror
Right/ dn
Rssi
Sel 1
Sele
Select switch
Set
Unfold
Up/down
Vssr

Memory Power Tilt & Power Telescopic Wiring Diagram (1 of 2) for Lexus IS 350C 2010

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List of elements for Memory Power Tilt & Power Telescopic Wiring Diagram (1 of 2) for Lexus IS 350C 2010:

(left front door) left outer mirror control ecu assembly
(right side of dash) power source control ecu
A12
A15
A18
A20
A24
Altb
Ant
Asel
Bdr
Body ecu
Certification ecu assembly (right side of trunk)
Computer data lines system
Cpub
D12
D14
D17
Data
Dcty
Door control receiver (center of trunk)
Door control receiver 2 (right rear of vehicle)
Ecu-ig rh fuse 10a
Ecub
Engine room j/b 1 (right rear of engine compt)
Gnd
Gnd1
Hot at all times
Ig1d
J2 (under center console)
J21
J4 (right kick panel)
J75
Left front door courtesy light switch assembly
Left front seat memory switch
M10
Mpx-b fuse 10a
Mpx1
Mpx2
Mswe
Multiplex tilt & tilt & telescopic ecu (on steering column)
Nca
P2 (right rear of vehicle)
Parking brake switch assembly (m/t) (below center console)
Pkb
Pnk
Power tilt motor (steering column assembly) (at steering column)
Q1 (left "b" pillar)
Rco
Rda
Red
Rh-ig1 relay
Right cowl side j/b (right end of dash)
Rssi
Set
Sig
Sil1
Sile
Telescopic motor
Telescopic sensor
Tem+
Tem-
Tes
Ti & te fuse 20a
Tim+
Tim-
Tis
Vce
Vci

Memory Power Tilt & Power Telescopic Wiring Diagram (2 of 2) for Lexus IS 350C 2010

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List of elements for Memory Power Tilt & Power Telescopic Wiring Diagram (2 of 2) for Lexus IS 350C 2010:

(left end of dash) left cowl side j/b
(left side of dash) j/c j27
Brake actuator assembly
Ca1h
Ca1l
Canh
Canl
Computer data lines system
D12
D13
D18
Down
Engine control module (left front of engine compt)
Fr door lh fuse 20a
Headlamp dimmer switch assembly
Hot at all times
J/c j27 (left side of dash)
J/c m14 (driver's door)
J1 (left kick panel)
J2 (under center console)
J26
J29
Left cowl side j/b (left end of dash)
Lh-ig fuse 10a
Lh-ig1 relay
Long
Mpd1
Mpd2
Mpx1
Mpx2
Msw
Network gateway ecu (right side of dash)
Park/ neutral position switch assembly (a/t) (on transmission)
Pnk
Red
Short
Tilt & telescopic switch
Windshield wiper switch assembly

Passenger"s Memory Seat Wiring Diagram (1 of 2) for Lexus IS 350C 2010

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List of elements for Passenger"s Memory Seat Wiring Diagram (1 of 2) for Lexus IS 350C 2010:

Back
Computer data lines system
Down
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Fr p/ seat rh fuse 30a
Frv+
Frv-
Fwd
Gnd
Hlg
Hls
Hlv
Hot at all times
Hot w/ rh-ig 1 relay energized
J/c t11 (front passenger's seat)
J15
J20
J29
Lft+
Lft-
Mpx-b fuse 10a
Mpx1
Ods
P1 (right side of crossmember)
Prdc
Pvcc
Rcl+
Rcl-
Red
Right cowl side j/b (right end of dash)
Right front lumbar power seat switch
Right front lumbar support motor assembly (front passenger's seat)
Right front position control ecu & switch assembly (under front passenger's seat)
Right front power seat lifter position motor & sensor (right front seat adjuster assembly) (under front passenger's seat)
Right front power seat reclining position motor assembly (front passenger's seat)
Right front power seat slide position motor & sensor (right front seat adjuster assembly) (front passenger's seat)
Right front power seat slide switch assembly
Right front power seat vertical position motor & seat (right front seat adjuster assembly)
Right reclining position sensor (passenger's seat)
Seng
Sgnd
Sld+
Sld-
Sldf
Sldr
Ssfv
Ssrl
Ssrr
Ssrs
Sysb

Passenger"s Memory Seat Wiring Diagram (2 of 2) for Lexus IS 350C 2010

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List of elements for Passenger"s Memory Seat Wiring Diagram (2 of 2) for Lexus IS 350C 2010:

A12
Altb
Bdr
Body computer
Buckle switch
Computer data lines system
D17
Fr door rh fuse 20a
Gnd
Gnd1
Hot at all times
J/c t14 (under front passenger's seat)
J21
J4 (right kick panel)
J75
L10
Left front seat memory switch
Mpx1
Mpx2
Mswe
Occupant detection sensor
P1 (right side of crossmember)
Parking brake switch assembly (m/t) (below center console)
Pcty
Pkb
Pnk
Red
Right cowl side j/b (right end of dash)
Right front door courtesy light switch assembly
Right front seat inner belt assembly (under front passenger's seat)
Right outer mirror control ecu assembly (right front door)
Set
Ti & te fuse 20a

NAVIGATION

Navigation Wiring Diagram (1 of 5) for Lexus IS 350C 2010

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List of elements for Navigation Wiring Diagram (1 of 5) for Lexus IS 350C 2010:

(or red)
(under steering wheel) spiral cable
+b1
A/t
A12
Acc
Acc fuse 7.5a
Agnd
Alo
Aro
Asgn
Auxo
Back
Body ecu
Canh
Canl
Combination meter
Computer data lines system
D12
D14
D27
D28
Disp
Display & navigation module display
Ecu-ig rh fuse 10a
Gnd1
Gps antenna
Hot at all times
Hot in on or acc
Hot in on or start
Ill+
Ill-
Input circuit
Instrument cluster system
Interface ecu
Interior lights system
J/c j27 (left side of dash)
J2 (under center console)
J24
J3 (under center console)
J34
J50
J51
L10
Left cowl side j/b (left end of dash)
Left steering pad switch
M/t
Macc
Mi+
Mi-
Micro computer
Min+
Min-
Mo+
Mo-
Mode
Mssl
Nca
Off hook
On hook
Parking brake switch (below center console)
Pkb
Pnk
Red
Rev
Right cowl side j/b (right end of dash)
Right steering pad switch
Seek+
Seek-
Sgnd
Sldi
Sldo
Sns2
Spd
Steering pad switch assembly
Stereo jack adapter assembly 1
Sw1
Sw2
Swg
Tv 1 fuse 10a
Udo+
Udo-
Ujsg
Upi
Voice
Vol+
Vol-
W/ multimedia
W/o multimedia
Wuo

Navigation Wiring Diagram (2 of 5) for Lexus IS 350C 2010

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List of elements for Navigation Wiring Diagram (2 of 5) for Lexus IS 350C 2010:

(or red)
Acc
Agnd
Ali
Amplifier microphone assembly
Antenna
Ari
Asgn
Auxi
D22
Gnd
Hot at all times
Interface ecu
J103
J3 (under center console)
J99
Map light assembly
Mi+
Mi-
Mo+
Mo-
Multimedia interface ecu (if equipped) (lower right side of dash)
Nca
Ntsc
Rad 3 fuse 10a
Radio receiver assembly
Red
Right cowl side j/b (right end of dash)
Sdars antenna
Sld
Sldi
Txi+
Txi-
Udi+
Udi-
Uesg
Ugd1
Ulo+
Upo
Uro+
Usd1
W/ lexus enform
W/ multimedia
W/ sdars
W/o lexus enform
W/o multimedia
Wui
Wuo

Navigation Wiring Diagram (3 of 5) for Lexus IS 350C 2010

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List of elements for Navigation Wiring Diagram (3 of 5) for Lexus IS 350C 2010:

(right side of trunk) p3
+b2
Ctr+
Ctr-
Engine room r/b 1 (right rear of engine compt)
Fl-
Fr+
Fr+ fl+
Fr-
Gnd
Gnd2
Hot at all times
Instrument cluster system
Mi+
Mi-
Mo+
Mo-
Nca
P27
P28
P29
P51
Pnk
Rad 1 fuse 30a
Rad 2 fuse 30a
Red
Rl+
Rl-
Rr+
Rr-
Sldi
Sldo
Spd
Speaker
Stereo component amplifier (right side of trunk)
Tmut
W/ 12
W/ 12 speaker
W/ 8 speaker
Wf1+ fl+
Wf2+
Wfl+
Wfl-
Wfr+
Wfr-
Wui

Navigation Wiring Diagram (4 of 5) for Lexus IS 350C 2010

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List of elements for Navigation Wiring Diagram (4 of 5) for Lexus IS 350C 2010:

+tw
-tw
Front speaker assembly 4 (w/ 12 speaker)
Left front speaker assembly 2 & 3 (front speaker assembly 3)
Left rear speaker 2 assembly
Left rear speaker assembly
Nca
Pnk
Red
Right front speaker assembly 2 & 3 (front speaker assembly 3)
Right rear speaker 2 assembly
Right rear speaker assembly
Speaker
Stereo component speaker assembly
W/ 12
W/ 12 speaker
W/ 8 speaker
W/ lexus enform
W/o lexus enform

Navigation Wiring Diagram (5 of 5) for Lexus IS 350C 2010

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List of elements for Navigation Wiring Diagram (5 of 5) for Lexus IS 350C 2010:

+b2
Acc
Acc1
Agnd
Ca+
Cb+
Cgnd
Computer data lines system
Cv+
Cv-
Dcm (telematics transceiver) (right side of dash) j107
Display & navigation module display
Gnd
Gnd1
Ieee
Ieee connector (hdd navigation system)
J101
J104
J106
J52
J62
J63
Left front speaker assembly 1
Mci+
Mci-
Mco+
Mco-
Mcvd
Multimedia module navigation assembly
Mute
Nca
Pnk
Rear television camera assembly
Red
Right front speaker assembly 1
Sgnd
Spi+
Spi-
Spo+
Spo-
Tx2+
Tx2-
Txm+
Txm-
Usb
Usbg
Usbv
Va-
Val+
Var+
Vor+
Vor-
Vot+
Vot-
Vv+
Vv-
Z10

Rear Sonar Wiring Diagram for Lexus IS 350C 2010

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List of elements for Rear Sonar Wiring Diagram for Lexus IS 350C 2010:

(left end of dash) left cowl side j/b
(under center console) j2
2.5l
3.5l
A/t
A10
A12
A30
Backup lamp switch assembly (right side of trans- mission)
Bkup
Brake actuator assembly
Ca1h
Ca1l
Canh
Canl
Cbz
Clearance sonar ind
Clearance warning buzzer (center of dash)
Clearance warning ecu (left side of trunk)
Combination meter assembly
Computer data lines system
Computer micro
D12
D13
E49
Ecu- ig rh fuse 10a
Engine control module (left front of engine compt)
Engine controls system
Gnd
Gtx+
Gtx-
Hot at all times
Ig1d
Ig2 or dome +b
Input circuit
J/c e2 & e49 (left side of engine compt)
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J1 (left kick panel)
J12
J21
J23
J34
J4 (right kick panel)
J75
L10
Left cowl side j/b (left end of dash)
Left front ultrasonic sensor 1 (left front of vehicle)
Left main body ecu
Left rear ultrasonic sensor 1 (rear bumper)
Left ultrasonic sensor 2 (rear bumper)
Lh-ig 1 relay
Lh-ig fuse 10a
M/t
Micro computer (sub)
Mpd1
Mpd2
Mpi1
Mpi2
Mpx+
Mpx-
Mpx1
Mpx2
Multi information display
Navigation circuit
Ne+
Ne-
Network gateway ecu (right end of dash)
Park/ neutral position switch assembly (on trans- mission)
Parking brake switch (below center console)
Pkb
Pnk
Power source control ecu (right side of dash)
Q1 (left "b" pillar)
Red
Rh-ig 1 relay
Rh-ig fuse 7.5a
Right cowl side j/b (right end of dash)
Right front ultrasonic sensor 1 (right front of vehicle)
Right main body ecu
Right rear ultrasonic sensor 1 (rear bumper)
Right ultrasonic sensor 2 (rear bumper)
Sp1

Rear View Monitoring Wiring Diagram for Lexus IS 350C 2010

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List of elements for Rear View Monitoring Wiring Diagram for Lexus IS 350C 2010:

2.5l
3.5l
A/t
A10
A12
A30
A33
Assembly (on transmission)
Back
Backup lamp switch assembly (right side of trans- mission)
Bkup
Brake actuator assembly
Ca+
Ca1h
Ca1l
Canh
Canl
Cb+
Cgnd
Circuit input
Combination meter assembly
Computer data lines system
Computer micro
Cv+
Cv-
D12
D13
Display & navigation module display
Display multi information
E49
Engine control module (left front of engine compt)
Engine controls system
Gnd
Gtx+
Gtx-
Hot at all times
Ig1d
J/c a33 & j80 (a33: right kick panel & j80: right side of dash)
J/c e2 & e49 (left side of engine compt)
J/c j27 (left side of dash)
J/c j71 (right side of dash)
J1 (left kick panel)
J2 (under center console)
J21
J23
J34
J50
J52
J75
J80
L10
Left cowl side j/b (left end of dash)
Left main body ecu
Lh-ig 1 relay
Lh-ig fuse 10a
M/t
Micro computer (sub)
Mpd1
Mpd2
Mpi1
Mpi2
Mpx+
Mpx-
Mpx1
Mpx2
Navigation circuit
Nca
Ne+
Ne-
Network gateway ecu (right end of dash)
P29
Park/ neutral position switch p
Parking brake switch (below center console)
Pkb
Pnk
Power source control ecu (right side of dash)
Rear television camera
Red
Rev
Right cowl side j/b (right end of dash)
Right main body ecu
Sp1
Spd
Stereo component amplifier (right side of trunk)

Telematics Wiring Diagram for Lexus IS 350C 2010

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List of elements for Telematics Wiring Diagram for Lexus IS 350C 2010:

(left end of dash) left cowl side j/b
(under center console) center air bag sensor assembly
(w/ lexus enform)
A10
Acc
Acc fuse 7.5a
Amplifier microphone assembly
Computer data lines system
D12
D27
Dcm (telematics transceiver) (right side of dash)
Display & navigation module display
Engine room r/b 2 (left side of engine compt)
Fr+
Fr-
Gps antenna
Gsw
Gsw3
Hot at all times
Hot in on or acc
Hot in on or start
Ig2
Ign fuse 10a
Ill+
Ind1
Ind2
Instrument cluster system
Interior lights system
J/c j27 (left side of dash)
J1 (left kick panel)
J101
J106
J107
J47
J50
J97
Map light assembly
Mci+
Mci-
Mco+
Mco-
Mcvd
Mic+
Mic-
Min+
Min-
Mute
Nca
P28
P29
Pnk
Radio receiver assembly
Red
Right cowl side j/b (right end of dash)
Right front speaker assembly 2 & 3 (front speaker assembly 3)
Sgnd
Sig-
Sig1
Sil
Sled
Sns2
Spdp
Spi+
Spi-
Spo+
Spo-
Stereo component amplifier (right side of trunk) p30
Tel fuse 10a
Telephone antenna
Tmut
Usb
Usbg
Usbv
Vor+
Vor-
Vot+
Vot-
W/ 12 speaker
W/ 8 speaker
W/ navigation
W/o navigation

PASSIVE RESTRAINTS

Passive Restraints Wiring Diagram for Lexus IS 350C 2010

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List of elements for Passive Restraints Wiring Diagram for Lexus IS 350C 2010:

(left "b" pillar) q1
(right side of crossmember) p1
Buckle switch
Diode (left tension reducer) (under driver's seat)
Diode (right tension reducer) (front passenger's seat)
Hot in on or start
J/c q7 & u1 (under driver's q7 seat)
J/c q7 & u1 (under driver's seat)
J/c t14 (under front passenger's seat)
J/c u11 (under driver's seat)
J13
Left cowl side j/b (left end of dash)
Left front seat inner belt assembly
Left front tension reducer (left front seat outer assembly)
Lh-ig fuse 10a
Memory systems
Rh-ig fuse 7.5a
Right cowl side j/b (right end of dash)
Right front seat inner belt (under front passenger's seat)
Right front tension reducer (right front seat outer assembly)
W/ memory
W/o memory

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 5) for Lexus IS 350C 2010

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List of elements for Power Distribution Wiring Diagram (1 of 5) for Lexus IS 350C 2010:

(w/ drl) (w/o drl)
A/c comp fuse 7.5a
A/f fuse 15a
Abs 2 fuse 30a
Air conditioning system
Alt fuse 150a
Alt-s fuse 7.5a
Anti-lock brakes system
Battery
Cooling fans system
Cruise control, engine controls & transmissions systems
E/g-am fuse 60a
E/g-b fuse 60a
Electronic power steering system
Engine controls system
Engine room j/b 1 & engine room r/b 1 (right rear of engine compt)
Engine room j/b 2 & engine room r/b 2 (left side of engine compt)
Eps fuse 80a
Etcs fuse 10a
Exterior lights system
Fan 1 fuse 40a
Fr ctrl-am fuse 30a
Fr ctrl-b fuse 25a
Fr fog fuse 15a
Fr fog relay
Fr tail fuse 10a
Fr tail relay
From e/g-am fuse (diagram 1 of 5)
From e/g-b fuse (diagram 1 of 5)
Front controller
H-lp cln fuse 30a
H-lp upr fuse 15a 20a
Head hi relay (w/o drl)
Hid type
Horn fuse 10a
Horn relay
Pnk
Rad 1 fuse 30a
Rad 2 fuse 30a
Red
Shift interlock system
Sound & navigation systems
Starter fuse 30a
Starting/ charging system
Str lock fuse 25a
Tel fuse 10a
To abs 1 fuse (diagram 2 of 5)
To fan 2 fuse (diagram 2 of 5)
To fr ctrl-am fuse (diagram 1 of 5)
To fr ctrl-b fuse (diagram 1 of 5)
Turn- haz fuse 15a
W/ drl
Wash relay
Washer fuse 20a
Wiper/ washer system

Power Distribution Wiring Diagram (2 of 5) for Lexus IS 350C 2010

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List of elements for Power Distribution Wiring Diagram (2 of 5) for Lexus IS 350C 2010:

Abs 1 fuse 50a
Air conditioning system
Anti-lock brakes system
Cds fuse 10a
Cooling fans system
D/c cut fuse 20a
Defog fuse 30a
Defogger system
Dome fuse 10a
Engine controls, instrument cluster & mirrors systems
Engine controls, starting/charging, anti-lock brakes, cruise control, instrument cluster, wiper/washer, headlights, exterior lights, warning, interior lights, electronic power steering, power tops, memory & transmissions systems
Engine room j/b 1 & engine room r/b 1 (right rear of engine compt)
Fan 2 fuse 40a
From fan 1 fuse (diagram 1 of 5)
From rad 2 fuse (diagram 1 of 5)
Glw plg 1 fuse 50a
Glw plg 2 fuse 50a
Head lp relay
Heater fuse 50a
J4 (right kick panel)
Lh j/b-am fuse 80a
Lh lgg fuse 30a
Lh lgg lck fuse 30a
Lh roof fuse 30a
Luggage room r/b & luggage room j/b (left side of trunk)
Main fuse 30a
Mpx-b fuse 10a
Noise filter (ghost buster) (right front of engine)
P-tray main fuse 30a
P-tray side fuse 7.5a
Pnk
Power tops system
Psb fuse 30a
Red
Rh j/b-am fuse 80a
Rh lgg fuse 30a
Rh lgg lck fuse 30a
Rh roof fuse 30a
Rr r/b-am fuse 80a
To a/c fuse (diagram 4 of 5)
To ig 2 main fuse (diagram 3 of 5)
To stop sw (diagram 4 of 5)

Power Distribution Wiring Diagram (3 of 5) for Lexus IS 350C 2010

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List of elements for Power Distribution Wiring Diagram (3 of 5) for Lexus IS 350C 2010:

(right end of dash) right cowl side j/b
A2 (left rear of engine compt)
A23
A25
A27
A29
Accd
Am1
Am2
Am2 fuse 7.5a
Batb
Cruise control, engine controls, transmissions, anti-lock brakes & exterior lights systems
D11
Door locks & shift interlock systems
Efi 2 relay
Efi fuse 25a
Efi main relay
Engine controls system
Engine controls, cruise control & transmissions systems
Engine room j/b 1 & engine room r/b 1 (right rear of engine compt)
Engine room j/b 2 & engine room r/b 2 (left side of engine compt)
F/pmp fuse 25a
Fr door rh fuse 20a
From d/c cut fuse (diagram 2 of 5)
Gauge fuse 7.5a
Ig 2 fuse 10a
Ig 2 main fuse 20a
Ig 2 relay
Ig1d
Ig2d
Ign fuse 10a
Inj fuse 20a
Inj relay
J10
J26
J4 (right kick panel)
Junction connector a29 & j10 (left kick panel)
Junction connector j71 (right side of dash)
Junction connector j80 (right side of dash)
Lh j/b-b fuse 30a
Main body ecu
Memory & power windows systems
P/i-b fuse 60a
Pnk
Power source control ecu (right side of dash)
Power switch
Red
Rh j/b-b fuse 30a
Sound systems
Ssw1
Ssw2
To fr door lh fuse (diagram 5 of 5)
To pwr point relay (diagram 5 of 5)
To rh-ig1 relay (diagram 5 of 5)

Power Distribution Wiring Diagram (4 of 5) for Lexus IS 350C 2010

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List of elements for Power Distribution Wiring Diagram (4 of 5) for Lexus IS 350C 2010:

(left end of dash) left cowl side j/b
A/c fuse 7.5a
A11
A14
A15
A27
A28
Air conditioning & defogger systems
Air conditioning system
Altb
Anti-lock brakes, cruise control, wiper/washer, exterior lights, air conditioning, starting/charging & cooling fans systems
Anti-lock brakes, sound, navigation, exterior lights, cruise control, transmissions, memory, door locks & interior lights systems
Computer data lines system
D13
D20
D22
D28
D29
Defogger system
Ecu- ig lh fuse 10a
Electronic power steering system
Exterior lights system
Exterior lights, anti-lock brakes, cruise control, transmissions, engine controls, shift interlock & door locks systems
Fr p/ seat lh fuse 30a
Fr p/ seat rh fuse 30a
Fr s/ htr lh fuse 15a
Fr wip fuse 30a
From lh j/b-am fuse (diagram 2 of 5)
From rh j/b-am fuse (diagram 2 of 5)
Fuel opn fuse 10a
H-lp lvl fuse 7.5a
Headlights system
Instrument cluster system
Interior lights system
J1 (left kick panel)
J10
J11
J12
J22
J24
J28
J29
J30
K10
Lh-ig 1 relay
Lh-ig 2 relay
Lh-ig fuse 10a
Main body ecu
Memory systems
Memory, seats & electronic power steering systems
Mir htr fuse 15a
Navigation & sound systems
Navigation system
Obd fuse 7.5a
Panel fuse 7.5a
Passive restraints system
Pnk
Rad 3 fuse 10a
Red
Right cowl side j/b (right end of dash)
Seats & memory systems
Seats system
Seats, air conditioning, cruise control, anti-lock brakes, mirrors, defogger, shift interlock, wiper/washer & warning systems
Sound & navigation systems
Stop sw fuse 7.5a
Tail fuse 10a
Tail relay
Ti & te fuse 20a
To pwr point relay (diagram 5 of 5)
To right cowl side j/b (diagram 5 of 5)
Trly
Trunk, tailgate, fuel doors system
Tv 1 fuse 10a
Wig
Wiper/ washer system

Power Distribution Wiring Diagram (5 of 5) for Lexus IS 350C 2010

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List of elements for Power Distribution Wiring Diagram (5 of 5) for Lexus IS 350C 2010:

(left end of dash)
Acc
Acc fuse 7.5a
Acc relay
Anti-theft system
Cig fuse 15a
Cigarette lighter assembly
D12
D13
D14
D26
D27
Door locks systems
Door locks, memory, power windows & anti-theft systems
Ecu- ig rh fuse 10a
Fr door lh fuse 20a
Fr s/ htr rh fuse 15a
From left cowl side j/b (diagram 4 of 5)
From lh
From obd n fuse (diagram 4 of 5)
From power source control ecu (diagram 3 of 5)
Interior lights system
J/b-b fuse (diagram 3 of 5)
J13
J15
J16
J23
J24
J4 (right kick panel)
Left cowl side j/b
Main body ecu
Memory & electronic power steering systems
Navigation & sound systems
Navigation, sound, mirrors, instrument cluster, computer data lines & interior lights systems
P1 (right side of crossmember)
Passive restraint system
Pnk
Power outlet socket assembly
Pwr outlet fuse 15a
Pwr point relay
Rh-ig 1 relay
Rh-ig fuse 7.5a
Right cowl side j/b (right end of dash)
Seats system
Seats, cruise control, transmissions & navigation systems
Security fuse 7.5a

POWER DOOR LOCKS

Power Door Locks Wiring Diagram (1 of 5) for Lexus IS 350C 2010

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List of elements for Power Door Locks Wiring Diagram (1 of 5) for Lexus IS 350C 2010:

A24
A36
Acc
Acc fuse 7.5a
Act+
Act-
Actd
Altb
Batb
Becu
Bzr
Computer data lines system
D10
Dcty
Diode (luggage compt lamp) (left side of trunk)
Display & navigation module display
Ecu-ig rh fuse 10a
Fr door rh fuse 20a
Gnd2
Haz
Headlights system
Hot at all times
Hot in on or acc
Hot in on or start
Hrly
Ind
Integration control & panel assembly
J/c a15 (left rear corner of engine compt)
J/c j27 (left side of dash)
J/c m14 (driver's door)
J17
J18
J2 (under center console)
J21
J24
J3 (under center console)
J50
J61
J74
J75
Key lock
Key unlock
Kul
L1 (center of trunk)
Left front door courtesy light switch assembly
Left front door lock assembly (driver's door)
Lgcy
Lsw
Lswp
Mpx1
Mpx2
Pcty
Power window regulator master switch assembly
Q1 (left "b" pillar)
Right cowl side j/b (right end of dash)
Right front door courtesy light switch assembly
Right front door lock assembly (front passenger's door)
Right main body ecu
Security horn assembly
Security indicator light
Seuc
Ti & te fuse 20a
Tr+
Unlock detection
W/ navigation
W/o navigation
Wireless door lock buzzer (inside left front wheelwell)

Power Door Locks Wiring Diagram (2 of 5) for Lexus IS 350C 2010

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List of elements for Power Door Locks Wiring Diagram (2 of 5) for Lexus IS 350C 2010:

A12
A30
Acty
Bdcy
Computer data lines system
D11
D12
D18
Door
Gnd
Haz
Hot in on or start
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J1 (left kick panel)
J2 (under center console)
J29
Left cowl side j/b (left end of dash)
Left main body ecu
Lh-ig fuse 10a
Light left dome
Light right dome
Lpsw
Luggage compartment door lock assembly
Luggage electrical key switch (center rear of trunk)
Map light assembly
Mpx1
Mpx2
Mpxb
Q2 (left side of trunk)
Right cowl side j/b (right end of dash)
Turn signal flasher assembly (left side of dash)

Power Door Locks Wiring Diagram (3 of 5) for Lexus IS 350C 2010

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List of elements for Power Door Locks Wiring Diagram (3 of 5) for Lexus IS 350C 2010:

(right rear of vehicle) p2
A2 (left rear of engine compt)
A29
Ant
Asel
B1 (right front of engine compt)
Computer data lines system
Data
Dome fuse 10a
Door control receiver (center of trunk)
Door control receiver 2 (right rear of vehicle)
Engine hood courtesy switch (center front of engine compt)
Engine room j/b 2 (left side of engine compt)
Engine room r/b 1 (right rear of engine compt)
Foot light
Front controller
Gnd
Horn (high) (front of radiator)
Horn (low) (front of radiator)
Horn fuse 10a
Horn relay
Hot at all times
J/c a29 & j10 (left kick panel)
J/c l11 (front passenger's door) l11
J/c m14 (driver's door)
J10
L11
Left outer rear view mirror
Mpx-b fuse 10a
Nca
Red
Right outer rear view mirror
Rssi

Power Door Locks Wiring Diagram (4 of 5) for Lexus IS 350C 2010

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List of elements for Power Door Locks Wiring Diagram (4 of 5) for Lexus IS 350C 2010:

(front passenger's door) j/c l11
(left "b" pillar)
(left rear seat) rear indoor electrical key oscillator
(right side of crossmember)
(right side of luggage compt) outside luggage electrical key antenna
(right side of trunk) certification ecu
(under center console) console electrical key oscillator
+b1
Acc
Agnd
Ant1
Ant2
Antenna coil
Asel
Cg1b
Cg2b
Cg5b
Cg6b
Cg7b
Cg8b
Clg
Clg1
Clg2
Clg5
Clg6
Clg7
Clg8
Clgb
Code
Computer data lines system
Engine switch (center of dash)
Gnd
Inside luggage compt electrical key oscillator (left side of trunk)
Left front door electrical key antenna (in left front door)
Left front door electrical key oscillator (in left front door)
Lin
Mpx1
Mpx2
Pnk
Rc0
Rda
Red
Right front door electrical key antenna (in right front door)
Right front door electrical key oscillator (in right front door)
Rssi
Sel
Sel1
Sel2
Sen1
Sen2
Sens
Sgt
Trg+
Trg-
Tsw1
Tsw2
Txct
Vc5

Power Door Locks Wiring Diagram (5 of 5) for Lexus IS 350C 2010

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List of elements for Power Door Locks Wiring Diagram (5 of 5) for Lexus IS 350C 2010:

A25
A27
A29
Accd
Am1
Am2
Am2 fuse 7.5a
Canh
Canl
Combination meter assembly
Computer data lines system
Ctsw
D11
Door ind
Efii
Efio
Engine control module (left front of engine compt)
Gauge fuse 7.5a
Gnd
Gnd2
Hot at all times
Hot in on or start
Id code box (center of dash)
Ig1d
Ig2 or dome +b
Ig2d
Ign fuse 10a
Imi
Imo
Inds
Indw
Input circuit
J/c a29 & j10 (left kick panel)
J/c a33 (right kick panel)
J/c j10 (left kick panel)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J10
J2 (under center console)
Left cowl side j/b (left end of dash)
Lin
Lin1
Master ind
Micro computer
Micro computer (sub)
Mpx1
Mpx2
Multi infromation display
Pnk
Power distribution system
Power source control ecu (right side of dash)
Red
Right cowl side j/b (right end of dash)
Security fuse 7.5a
Shift interlock system
Sksw
Slp
Slr+
Spd
Ssw1
Ssw2
Starting/charging system
Steering lock actuator (steering column)
Stop lamp switch (a/t) (left side of dash)
Stop sw fuse 7.5a
Stp
Str1
Str2
Stsw
Swil
Tach

POWER MIRRORS

Electrochromic Mirror Wiring Diagram for Lexus IS 350C 2010

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List of elements for Electrochromic Mirror Wiring Diagram for Lexus IS 350C 2010:

+b1
+b3
A29
D11
D29
Dome fuse 10a
Ec+
Ec-
Ecu-ig lh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Garage door opener
Gnd
Gnd5
Hot at all times
Hot in on or start
Ig1
Inner rear view mirror
J/c a29 & j10 (left kick panel)
J/c j70 (right side of dash)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J10
J2 (under center console)
L10
Left cowl side j/b (left end of dash)
Left outer mirror control ecu (left front door)
Left outer rear view mirror assembly
M10
Map light assembly
Pnk
Right cowl side j/b (right end of dash)
Right outer mirror control ecu (right front door)
Right outer rear view mirror assembly

Power Mirrors Wiring Diagram for Lexus IS 350C 2010

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List of elements for Power Mirrors Wiring Diagram for Lexus IS 350C 2010:

(left "b" pillar) q1
Acc fuse 7.5a
Adjust switch
D27
Defogger system
Down
Ec+
Ec-
Electrochromic mirror circuit
Exterior lights system
Foot light
Hot w/ acc relay energized
Ill+
Ill-
Interior lights system
J/c j27 (left side of dash)
J/c m14 (driver's door)
Left
Left outer rear view mirror assembly
Left/ up
Mirror heater
Mlh
Mlv
Mpl
Mpl-
Mrh
Mrv
Outer mirror switch assembly
Red
Right
Right cowl side j/b (right end of dash)
Right outer rear view mirror assembly
Right/ down
Select switch
Trnl
Turn

POWER SEATS

Climate Control Seats Wiring Diagram (1 of 2) for Lexus IS 350C 2010

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List of elements for Climate Control Seats Wiring Diagram (1 of 2) for Lexus IS 350C 2010:

15a
A/c fuse 7.5a
A27
Bllh
Blrh
Ctb
D13
D20
D29
Exterior lights system
Fr s/ htr lh fuse
Gnd
Hot at all times
Ill+
Ill-
Interior lights system
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J/c q7 & u1 (under driver's seat) u1
J/c u11 (under driver's seat)
J1 (left kick panel)
J30
Left cowl side j/b (left end of dash)
Left seat back climate control blower (driver's seat back)
Left seat cushion climate control blower (driver's seat cushion)
Left seat heater control sub assembly
Lh ecu-ig fuse 10a
Lh-ig2 relay
Panel fuse 7.5a
Pnk
Q1 (left "b" pillar)
Red
Rel1
Seat back
Seat cushion
Seat heater control
Seat heater switch
Sign
Svs5
Svsg
Swl
Tail relay
Thermistor
Thl

Climate Control Seats Wiring Diagram (2 of 2) for Lexus IS 350C 2010

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List of elements for Climate Control Seats Wiring Diagram (2 of 2) for Lexus IS 350C 2010:

A/c amplifier (center of dash)
Ctb
D12
D13
Fr s/ htr rh fuse 15a
Gnd
Hot w/ rh-ig1 relay energized
Ig+
Ig1d
J/c t11 (front passenger's seat)
J/c t14 (under front passenger's seat)
J58
J59
Lout
P1 (right side of crossmember)
Pnk
Power source control ecu (right side of dash)
Red
Rh-ig fuse 7.5a
Right cowl side j/b (right end of dash)
Right seat back climate control blower (front passenger's seat back)
Right seat cushion climate control blower (front passenger's seat cushion)
Right seat heater control sub assembly
Rout
S5-4
Seat back
Seat cushion
Seat heater control
Sg-4
Sign
Sw4
Sw5
Swr
Thermistor
Thr

Driver Power Seat Wiring Diagram for Lexus IS 350C 2010

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List of elements for Driver Power Seat Wiring Diagram for Lexus IS 350C 2010:

Down
Fr p/ seat lh fuse 30a
Front
Front vertical
Hot at all times
J/c q7 & u1 (under driver's seat)
J22
Left cowl side j/b (left end of dash)
Left front lumbar power seat switch
Left front lumbar support motor (in driver's seat)
Left front power seat lift position motor (in driver's seat)
Left front power seat reclining position motor assembly (in driver's seat)
Left front power seat slide position motor assembly (in driver's seat)
Left front power seat switch
Left front power seat vertical position motor assembly (under driver's seat)
Lifter
Q1 (left "b" pillar)
Rear
Reclining
Red
Slide

Passenger Power Seat Wiring Diagram for Lexus IS 350C 2010

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List of elements for Passenger Power Seat Wiring Diagram for Lexus IS 350C 2010:

(front passenger's seat) j/c t11
Down
Fr p/ seat rh fuse 30a
Front
Front vertical
Hot at all times
J29
Lifter
P1 (right side of crossm- ember)
Rear
Reclining
Red
Right cowl side j/b (right end of dash)
Right front lumbar power seat switch
Right front lumbar support motor (front passenger's seat)
Right front power seat lift position motor (under front passenger's seat)
Right front power seat reclining position motor assembly (front passenger's seat)
Right front power seat slide position motor assembly (front passenger's seat)
Right front power seat slide switch assembly
Right front power seat switch
Right front power seat vertical position motor (under front passenger's seat)
Slide

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram (1 of 3) for Lexus IS 350C 2010

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List of elements for Power Top/Sunroof Wiring Diagram (1 of 3) for Lexus IS 350C 2010:

(left "c" pillar) left quarter power window regulator motor assembly
(left side of trunk)
(right "b" pillar) right quarter power window regulator motor assembly
(right rear of vehicle) p2
(right side of roof) roof front lock motor (sliding roof drive gear sub-assembly)
(right side of trunk)
Cls
Hall ic
Hlm+
Hlm-
Hot at all times
Interior lights system
J/c j70 (right side of dash)
J1 (left kick panel)
Lcr+
Lcr-
Lcrf
Lcrh
Lcrp
Lcrs
Left cowl side j/b (left end of dash)
Lh roof fuse 30a
Lmr+
Lmr-
Lor
Lpr
Lprb
Lpre
Luggage room r/b (left side of trunk)
Mp1
Mp2
Mp3
Mpm+
Mpm-
Opn
P-tray main fuse 30a
P1 (right side of crossmember)
P2 (right rear of vehicle)
P53
P54
P55
Package tray trim bracket
Pnk
Q1 (left "b" pillar)
Q33
Qwl+
Qwl-
Qwr
Qwr+
Qwr-
R3h1
R3r
R3r+
R3r-
R3rb
R3re
Rcr
Red
Rh lgg fuse 30a
Rh lgg lck fuse 30a
Rh roof fuse 30a
Rh2
Right roof close switch (right removable roof auxiliary catch assembly)
Right roof panel strength sub-assembly
Right side roof motor assembly
Rlr
Rml+
Rml-
Rmr+
Rmr-
Roof front lock switch (removable roof lock sub-assembly)
Ror
Rpr
Rprb
Rpre
Sliding roof control ecu (center of trunk)
Sliding roof switch assembly (left side of dash)
Tr2
Tr2e
Under side tonneau cover switch (right deck side trim box)

Power Top/Sunroof Wiring Diagram (2 of 3) for Lexus IS 350C 2010

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List of elements for Power Top/Sunroof Wiring Diagram (2 of 3) for Lexus IS 350C 2010:

(right side of dash) j/c j71
(right side of dash) j/c j80
(under center console) j2
A24
Computer data lines system
D11
D14
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Gnd2
Hall ic
Hot at all times
Hot w/ rh-ig 1 relay energized
J/c j27 (left side of dash)
J21
J75
Left luggage compartment door hinge assembly
Lgcy
Luggage compartment door assembly
Luggage door opening cancel switch assembly
Mpx-b fuse 10a
Mpx1
Mpx2
P2 (right rear of vehicle)
P58
P59
Q2 (left side of trunk)
Q42
Q43
Red
Right cowl side j/b (right end of dash)
Right luggage compartment door hinge assembly
Tsw

Power Top/Sunroof Wiring Diagram (3 of 3) for Lexus IS 350C 2010

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List of elements for Power Top/Sunroof Wiring Diagram (3 of 3) for Lexus IS 350C 2010:

(left end of dash) left cowl side j/b
(left side of roof) rear roof lock motor (sliding roof drive gear sub-assembly)
(left side of trunk) q2
3lm+
3lm-
Back window lock assembly
Computer data lines system
D18
Ecub
Exterior lights system
Fls
Hall ic
Hot at all times
J27
Lcl+
Lcl-
Lclf
Lclh
Lclp
Lcls
Lct
Left roof close switch (left removable roof auxiliary catch assembly)
Left roof panel strength sub-assembly 2
Left slide roof motor assembly
Lh lgg fuse 30a
Lh lgg lck fuse 30a
Lh1
Lml+
Lml-
Lol
Lpl
Lplb
Lple
Luggage room r/b (left side of trunk)
Mpx1
P-tray side fuse 7.5a
Package tray trim hinge 1
Package tray trim hinge 2
Pnk
Q1 (left "b" pillar)
Q2 (left side of trunk)
Q34
Q35
Q36
Qwl
R3cl
R3l
R3l+
R3l-
R3lb
R3le
R3ll
R3ol
Rcl
Red
Rh1
Rpl
Rplb
Rple
Sgnd
Sliding roof control ecu (center of trunk)
Sml+
Sml-
Smr+
Smr-
Spl1
Spl2
Spr1
Spr2
Tl 1
Tl 1e
Upper side tonneau cover switch (left deck side trim box)
Upper side tonneau cover switch (left side package tray trim cover)
Upper side tonneau cover switch (right side package tray trim cover)

POWER WINDOWS

Power Windows Wiring Diagram for Lexus IS 350C 2010

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List of elements for Power Windows Wiring Diagram for Lexus IS 350C 2010:

(driver's door) j/c m14
(driver's door) m1
(inside left front wheelwell) wireless door lock buzzer
A24
A30
Ant
Asel
Bzr a36
Certification ecu (right side of trunk)
Computer data lines system
D14
D15
D18
Data
Dcty p1
Door control receiver (center of trunk)
Door control receiver 2 (right rear of vehicle)
Ecu- ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Fr door lh fuse 20a
Fr door rh fuse 20a
Gnd
Hot at all times
Hot w/ rh-ig 1 relay energized
Igb
J/c a15 (left rear corner of engine compt)
J/c j27 (left side of dash)
J/c l11 (front passenger's door)
J18
J21
J29
Key lock
Key unlock
Kul
Left cowl side j/b (left end of dash)
Left front door courtesy light switch assembly
Left front door lock assembly (driver's door)
Left front power window regulator motor (driver's door)
Lssr
Lsw
M1 (driver's door)
Main body ecu
Mpx-b fuse 10a
Mpx1
Mpx2
Mpx2 j75
Nca
P1 (right side of crossmember)
P2 (right rear of vehicle)
Pct
Pls
Pls1
Pls2
Pnk
Power window regulator master switch assembly
Pws
Rc0
Rda
Red
Right cowl side j/b (right end of dash)
Right front power window regulator motor assembly
Right front power window regulator switch assembly
Rssi
Sgnd
Ssrb
Unlock detection
Vcc
W/ memory seat
W/o memory seat

RADIO

Radio Wiring Diagram, with Navigation (1 of 4) for Lexus IS 350C 2010

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List of elements for Radio Wiring Diagram, with Navigation (1 of 4) for Lexus IS 350C 2010:

(or red)
(under steering wheel) spiral cable
+b1
A/t
A12
Acc
Acc fuse 7.5a
Agnd
Alo
Aro
Asgn
Auxo
Back
Body ecu
Canh
Canl
Combination meter
Computer data lines system
D12
D14
D27
D28
Disp
Display & navigation module display
Ecu-ig rh fuse 10a
Gnd1
Gps antenna
Hot at all times
Hot in on or acc
Hot in on or start
Ill+
Ill-
Input circuit
Instrument cluster system
Interface ecu
Interior lights system
J/c j27 (left side of dash)
J2 (under center console)
J24
J3 (under center console)
J34
J50
J51
L10
Left cowl side j/b (left end of dash)
Left steering pad switch
M/t
Macc
Mi+
Mi-
Micro computer
Min+
Min-
Mo+
Mo-
Mode
Mssl
Nca
Off hook
On hook
Parking brake switch (below center console)
Pkb
Pnk
Red
Rev
Right cowl side j/b (right end of dash)
Right steering pad switch
Seek+
Seek-
Sgnd
Sldi
Sldo
Sns2
Spd
Steering pad switch assembly
Stereo jack adapter assembly 1
Sw1
Sw2
Swg
Tv 1 fuse 10a
Udo+
Udo-
Ujsg
Upi
Voice
Vol+
Vol-
W/ multimedia
W/o multimedia
Wuo

Radio Wiring Diagram, with Navigation (2 of 4) for Lexus IS 350C 2010

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List of elements for Radio Wiring Diagram, with Navigation (2 of 4) for Lexus IS 350C 2010:

(or red)
Acc
Agnd
Ali
Amplifier microphone assembly
Antenna
Ari
Asgn
Auxi
D22
Gnd
Hot at all times
Interface ecu
J103
J3 (under center console)
J99
Map light assembly
Mi+
Mi-
Mo+
Mo-
Multimedia interface ecu (if equipped) (lower right side of dash)
Nca
Ntsc
Rad 3 fuse 10a
Radio receiver assembly
Red
Right cowl side j/b (right end of dash)
Sdars antenna
Sld
Sldi
Txi+
Txi-
Udi+
Udi-
Uesg
Ugd1
Ulo+
Upo
Uro+
Usd1
W/ lexus enform
W/ multimedia
W/ sdars
W/o lexus enform
W/o multimedia
Wui
Wuo

Radio Wiring Diagram, with Navigation (3 of 4) for Lexus IS 350C 2010

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List of elements for Radio Wiring Diagram, with Navigation (3 of 4) for Lexus IS 350C 2010:

+tw
-tw
Front speaker assembly 4 (w/ 12 speaker)
Left front speaker assembly 2 & 3 (front speaker assembly 3)
Left rear speaker 2 assembly
Left rear speaker assembly
Nca
Pnk
Red
Right front speaker assembly 2 & 3 (front speaker assembly 3)
Right rear speaker 2 assembly
Right rear speaker assembly
Speaker
Stereo component speaker assembly
W/ 12
W/ 12 speaker
W/ 8 speaker
W/ lexus enform
W/o lexus enform

Radio Wiring Diagram, with Navigation (4 of 4) for Lexus IS 350C 2010

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List of elements for Radio Wiring Diagram, with Navigation (4 of 4) for Lexus IS 350C 2010:

+b2
Acc
Acc1
Agnd
Ca+
Cb+
Cgnd
Computer data lines system
Cv+
Cv-
Dcm (telematics transceiver) (right side of dash) j107
Display & navigation module display
Gnd
Gnd1
Ieee
Ieee connector (hdd navigation system)
J101
J104
J106
J52
J62
J63
Left front speaker assembly 1
Mci+
Mci-
Mco+
Mco-
Mcvd
Multimedia module navigation assembly
Mute
Nca
Pnk
Rear television camera assembly
Red
Right front speaker assembly 1
Sgnd
Spi+
Spi-
Spo+
Spo-
Tx2+
Tx2-
Txm+
Txm-
Usb
Usbg
Usbv
Va-
Val+
Var+
Vor+
Vor-
Vot+
Vot-
Vv+
Vv-
Z10

Radio Wiring Diagram, without Navigation (1 of 3) for Lexus IS 350C 2010

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List of elements for Radio Wiring Diagram, without Navigation (1 of 3) for Lexus IS 350C 2010:

(or red)
Acc
Acc fuse 7.5a
Agnd
Ali
Antenna
Ari
Asgn
Atx+
Atx-
Auxi
Cdl+
Cdl-
Cdr+
Cdr-
Computer data lines system
Csld
D12
D22
D27
Gnd
Hot at all times
Hot in on or acc
Ill+
Ill-
Instrument cluster system
Integration control & panel assembly
Interior lights system
Ivo+
Ivo-
J/c j27 (left side of dash)
J1 (left kick panel)
J100
J103
J23
J3 (under center console)
J95
J96
J97
J98
J99
Left cowl side j/b (left end of dash)
Macc
Mic+
Mic-
Multimedia interface ecu (if equipped) (lower right side of dash)
Mut1
Mute
Nca
Pnk
Rad 3 fuse 10a
Radio receiver assembly
Red
Right cowl side j/b (right end of dash)
Sdars antenna
Sgnd
Sld
Sldi
Sns2
Spd
Sw1
Sw2
Swg
Tx+
Tx-
Tx1+
Tx1-
Tx2+
Tx2-
Txm+
Txm-
Udi+
Udi-
Uesg
Ulo+
Ulo-
Upo
Uro+
Uro-
Usd1
W/ multimedia interface ecu
W/ safety connect
W/ sdars
W/o multimedia interface ecu
W/o safety connect

Radio Wiring Diagram, without Navigation (2 of 3) for Lexus IS 350C 2010

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List of elements for Radio Wiring Diagram, without Navigation (2 of 3) for Lexus IS 350C 2010:

(right side of dash) (w/ safety connect) dcm (telematics transceiver)
Agnd
Alo
Amplifier microphone assembly
Aro
Asgn
Auxo
J101
Mci+
Mci-
Mco+
Mco-
Mcvd
Mute
Nca
Pnk
Red
Sgnd
Spi+
Spi-
Spo+
Spo-
Stereo jack adapter assembly 1
Stereo jack adapter assembly 1 (w/ multimedia interface ecu)
Udo+
Udo-
Ujsg
Upi
W/ multimedia interface ecu
W/ safety connect
W/o multimedia interface ecu
W/o safety connect

Radio Wiring Diagram, without Navigation (3 of 3) for Lexus IS 350C 2010

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List of elements for Radio Wiring Diagram, without Navigation (3 of 3) for Lexus IS 350C 2010:

+b2
Acc
Combination meter
Computer data lines system
Disp
Engine room r/b 1 (right rear of engine compt)
Fl+
Fl-
Fr+
Fr-
Gnd
Gnd2
Hot at all times
Ii1+
Ii1-
Instrument cluster system
J24
J34
Left front speaker assembly 1
Left front speaker assembly 2 & 3 (front speaker assembly 3)
Left rear speaker assembly
Left steering switch
Micro computer
Mode
Mssl
Mute
Off hook
P27
P28
P3 (right side of trunk)
P30
P51
Pnk
Rad 2 fuse 30a
Red
Right front speaker assembly 1
Right front speaker assembly 2 & 3 (front speaker assembly 3)
Right rear speaker assembly
Right steering switch
Rl+
Rl-
Rr+
Rr-
Seek+
Seek-
Spd
Spiral cable (under steering wheel)
Steering pad switch
Stereo component amplifier (right side of trunk)
Tmut
Tx+
Tx-
Voice
Vol+
Vol-
W/ safety connect
W/o safety connect
Wfl+
Wfl-
Wfr+
Wfr-

SHIFT INTERLOCK

Shift Interlock Wiring Diagram for Lexus IS 350C 2010

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List of elements for Shift Interlock Wiring Diagram for Lexus IS 350C 2010:

(right rear of engine compt)
+bs
A/t
A12
A2 (left rear of engine compt)
A29
Abs 2 fuse 30a
Brake actuator assembly
Brake pedal load sensing switch (left side of dash)
Canh
Canl
Computer data lines system
D12
D13
D29
Ecu-ig lh fuse 10a
Engine control module (left front of engine compt)
Engine room j/b 1
Fsw+
Hot at all times
Ig1d
J/c a20 (left end of dash)
J/c a29 & j10 (left kick panel)
J/c a9 (left side of engine compt)
J/c j70 (right side of dash)
J1 (left kick panel)
J10
L10
Left cowl side j/b (left end of dash)
Lh ig1 relay
Lh ig2 relay
Lh-ig fuse 10a
M/t
Mpx1
Mpx2
Park/ neutral position switch (on transmission)
Parking brake switch (below center console)
Pkb
Pnk
Power source control ecu (right side of dash)
Red
Right cowl side j/b (right end of dash)
Shift lock control ecu (under center console)
Shift lock solenoid
Sls+
Sls-
Stop lamp switch (left side of dash)
Stop sw fuse 7.5a
Stp

Steering Column Wiring Diagram for Lexus IS 350C 2010

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List of elements for Steering Column Wiring Diagram for Lexus IS 350C 2010:

(under center console) j2
25a
A27
D11
Engine room r/b 2 (left side of engine compt)
Gnd
Hot at all times
Hot w/ ig2 relay energized
Id code box (center of dash)
Ig2
Ige
Ign fuse 10a
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J2 (under center console)
Lin
Lin1
Power source control ecu (right side of dash)
Red
Right cowl side j/b (right end of dash)
Sgnd
Slp
Slp1
Slr+
Steering lock ecu (steering column)
Str lock fuse

STARTING/CHARGING

Charging Wiring Diagram for Lexus IS 350C 2010

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List of elements for Charging Wiring Diagram for Lexus IS 350C 2010:

(or red)
+ig
A10
A24
A25
Alt
Alt fuse 150a
Alt-s fuse 7.5a
Battery
Ca1h
Ca1l
Canh
Canl
Charge indicator
Combination meter
Computer data lines system
Control ecu power source (right side of dash)
D12
D13
Engine control module (left front of engine compt)
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 1 (right rear of engine compt)
Engine room r/b 2 (left side of engine compt)
Gauge fuse 7.5a
Generator
Hot at all times
Hot w/ ig2 relay energized
Ig1d
Input circuit
J/c a8 (left side of engine compt)
J/c j27 (left side of dash)
J1 (left kick panel)
J34
J4 (right kick panel)
Left cowl side j/b (left end of dash)
Lh- ig1 relay
Lh-ig fuse 10a
Micro computer
Mpi1
Mpi2
Mpx+
Mpx-
Mpx-b fuse 10a
Network gateway ecu (right side of dash)
Pnk
Right cowl side j/b (right end of dash)
Starter

Starting Wiring Diagram for Lexus IS 350C 2010

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List of elements for Starting Wiring Diagram for Lexus IS 350C 2010:

2.5l
3.5l
A2 (left rear of engine compt)
A29
Accr
Battery
Clutch start switch (m/t)
Ctsw
Engine control module (left front of engine compt)
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 1 (right rear of engine compt)
Engine room r/b 2 (left side of engine compt)
Ig2 relay
Ig2d
J/c a29 & j10 (left kick panel)
J/c a7 & a8 (left side of engine compt)
J10
J4 (right kick panel)
Ksw
Park/neutral position switch (a/t) (on transmission)
Power distribution system
Power source control ecu (right side of dash)
Red
Sksw
St cut relay
Sta
Star
Starter
Starter fuse 30a
Starter relay
Str1
Str2
Stsw

SUPPLEMENTAL RESTRAINTS

Pre-Collision Wiring Diagram for Lexus IS 350C 2010

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List of elements for Pre-Collision Wiring Diagram for Lexus IS 350C 2010:

A10
A25
Brake actuator assembly
Can h
Can l
Combination meter
Computer data lines system
Distance control ecu (left side of dash)
Ecu- ig rh fuse 10a
Gauge fuse 7.5a
Hot at all times
Hot w/ ig 2 relay energized
Hot w/ rh ig 1 relay energized
Ig+
Ig1
Igb
Input circuit
J15
J34
J4 (right kick panel)
Left front seat pre-collision seat belt motor (left "c" pillar)
Lrdd
Lrrd
Luggage room r/b (left side of trunk)
Micro computer
Millimeter wave radar sensor (front of vehicle)
Mol+
Mol-
Mor+
Mor-
Mpx+
Mpx-
P2 (right rear of vehicle)
P48
P49
Pcs ind
Pgnd
Pnk
Psb fuse 30a
Red
Right cowl side j/b (right end of dash)
Right front seat pre-collision seat belt motor
Seat belt control ecu (left side of trunk)

Supplemental Restraint Wiring Diagram (1 of 3) for Lexus IS 350C 2010

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List of elements for Supplemental Restraint Wiring Diagram (1 of 3) for Lexus IS 350C 2010:

(left end of dash) left cowl side j/b
(right end of dash) right cowl side j/b
(right side of dash) power source control ecu
(under center console) j2
+sl
+sr
-sl
-sr
Air bag sensor seat position
Bbl+
Bbl-
Bbr+
Bbr-
Bcd+
Bcd-
Bcl+
Bcl-
Bcp+
Bcp-
Bcr+
Bcr-
Body ecu
Buckle switch
Canh
Canl
Case gnd
Center air bag sensor assembly (under center console)
Computer data lines system
D12 pnk
D2+
D2-
D6 pnk
Dbe+
Dbe-
Dk+
Dk-
Dsp+
Dsp-
Ecu-ig rh fuse 10a
Fsp+
Fsp-
Gauge fuse 7.5a
Gsw
Gsw3
Hot at all times
Hot w/ ig 2 relay energized
Ig1d
Ig2
Ign fuse 10a
J21
J26 pnk
J4 (right kick panel)
J47
J75
Left door side air bag sensor (left "b" pillar)
Left front pretensioner (left "b" pillar)
Left front seat inner belt
Left side air bag sensor assembly
Left side air bag squib circuit
Mpx1
Mpx2
P-ab
P14
P2+
P2-
Paon
Pd+
Pd-
Pk+
Pk-
Pnk
Pp+
Pp-
Q32
Red
Rh-ig1 relay
Right cowl side j/b (right end of dash)
Right door side air bag sensor (right "b" pillar)
Right side air bag sensor assembly
Sfd+
Sfd-
Sfp+
Sfp-
Sound systems

Supplemental Restraint Wiring Diagram (2 of 3) for Lexus IS 350C 2010

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List of elements for Supplemental Restraint Wiring Diagram (2 of 3) for Lexus IS 350C 2010:

(left "c" pillar) left front air bag sensor
(left front of engine compt)
(left side of dash) driver side squib circuit
(left side of dash) j/c j27
(right "c" pillar) right front air bag sensor
(right side of dash) front passenger's side squib circuit (instrument panel passenger w/o door air bag assembly)
(right side of dash) network gateway ecu
+sl
+sr
-sl
-sr
A21
Ca1h
Ca1l
Canh
Canl
Clock assembly
Computer data lines system
D17
Engine control module
Ig+
Integration control & panel assembly
J25
Left cowl side j/b (left end of dash)
Lower instrument panel air bag assembly 1
Lower instrument panel air bag assembly 2
Mpd1
Mpd2
Mpi1
Mpi2
P ab
Paon
Pbew
Pnk
Right front pretensioner (right "b" pillar)
Right side air bag squib circuit
Second step
Spiral cable sub- assembly
W/ front passenger's air bag on/off indicator light
W/ navigation
W/o navigation

Supplemental Restraint Wiring Diagram (3 of 3) for Lexus IS 350C 2010

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List of elements for Supplemental Restraint Wiring Diagram (3 of 3) for Lexus IS 350C 2010:

+ig
Anti-lock brakes system
Bgnd
Brake actuator assembly
Bsw
Buckle switch
Can h
Can l
Canh
Canl
Combination meter
Computer data lines system
D12
D13
D29
Dia
Distance control ecu (left side of dash)
Ecu-ig lh fuse 10a
Fsr+
Fsr-
Gbt
Gnd
Gps
Hot at all times
Igb
Input circuit
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J1 (left kick panel)
J34
J35
Left cowl side j/b (left end of dash)
Lh-ig2 relay
Lrdd
Lrrd
Micro computer
Millimeter wave radar sensor (front of vehicle)
Mpx+
Mpx-
Occupant classification ecu (if equipped) (under front passenger's seat)
Occupant classification sensor (under front passenger's seat)
P1 (right side of crossmember)
Pblt
Pnk
Red
Right front seat inner belt (under front passenger's seat)
Seat belt tension sensor (base of right "b" pillar)
Skid control buzzer (left side of dash)
Srs ind
Steering sensor (on steering column)
Vbt
Vps
Yaw rate sensor (under center console)

TRANSMISSION

Transmission Wiring Diagram (1 of 3) for Lexus IS 350C 2010

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List of elements for Transmission Wiring Diagram (1 of 3) for Lexus IS 350C 2010:

(left side of engine compt)
+b1
A10
A2 (left rear of engine compt)
A24
A25
Accelerator position sensor (left side of dash)
Batt
Canh
Canl
Computer data lines system
D12
D13
E1 (left rear of engine)
Efi 2 fuse 10a
Efi fuse 25a
Efi main relay
Engine control module (left front of engine compartment)
Engine room j/b 2 (left side of engine compt)
Engine room r/b 2 pnk
Epa
Epa2
Etcs fuse 10a
Gauge fuse 7.5a
Hot at all times
Hot w/ ig 2 relay energized
Ig1d
Ign fuse 10a
J/c a10 & e1 (left side of engine compt)
J/c a33 (right kick panel)
J/c a7 & a8 (left side of engine compt)
J/c a9 (left side of engine compt)
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J24
J4 (right kick panel)
Left paddle shift switch
Mrel
Paddle shift switch
Pnk
Power source control ecu (right side of dash)
Red
Rh ig fuse 7.5a
Rh ig1 relay
Right cowl side j/b (right end of dash)
Sftd
Sftu
Shift switch right paddle
Spd
Spiral cable (under steering wheel)
St1-
Sta
Starting/charging system
Steering pad switch
Stop lamp switch (left side of dash)
Stop sw fuse 7.5a
Stp
Tach
Transmission control switch (below center console)
Vcp2
Vcpa
Vpa
Vpa2

Transmission Wiring Diagram (2 of 3) for Lexus IS 350C 2010

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List of elements for Transmission Wiring Diagram (2 of 3) for Lexus IS 350C 2010:

(left front of engine compt) engine control module
(left side of engine compt) j/c e2
(right side of dash) network gateway ecu
+bm
A10
A29
A33
Ca1h
Ca1l
Canh
Canl
Circuit
Combination meter
Computer data lines system
E01
E02
E03
E1 (left rear of engine)
E2 (right rear of engine)
E2g
Ect pwr ind
Ect snow ind
Engine room r/b 1 (right rear of engine compt)
Eta
Etha
Ethw
Ge01
Hot at all times
Ig 2 or dome+3
Ig+
Input circuit
J/c a10 & e1 (left side of engine compt)
J/c a29 & j10 (left kick panel)
J/c a33 & j80 (right kick panel)
J10
J34
J4 (right kick panel)
J80
Mass air flow meter (right side of engine compt)
Me01
Micro computer
Mpd1
Mpd2
Mpi1
Mpi2
Mpx+
Mpx-
Mpx-b fuse 10a
Nca
Pnk
Red
Right cowl side j/b (right end of dash)
Skid control ecu w/ actuator
Sp1
Speedometer
Tachometer
Tha
Throttle body assembly
Thw
Vcta
Vta1
Vta2

Transmission Wiring Diagram (3 of 3) for Lexus IS 350C 2010

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List of elements for Transmission Wiring Diagram (3 of 3) for Lexus IS 350C 2010:

(left rear of engine) e1
(left side of engine compt) j/c e1
(rear of engine) engine coolant temperature sensor
4wd circuit
A30
Body ecu
Computer data lines system
D13
E47
E54
Electronically controlled transmission solenoid (on transmission)
Engine control module (left front of engine compt)
Eoil
Hot at all times
Interior lights system
J/c j70 (right side of dash)
J1 (left kick panel)
J75
Left cowl side j/b (left end of dash)
Lh- ig1 relay
Lh-ig fuse 10a
Mpx1
Mpx2
Nt+
Nt-
Oil
Park/neutral position switch (on transmission)
Pattern select switch assembly 1
Pnk
Pwr
Red
Right cowl side j/b (right end of dash)
Sl1+
Sl1+ red
Sl1-
Sl2+
Sl2-
Slc red
Slt+
Slt-
Slu+
Slu-
Snow
Sp2+
Sp2-
Star
Starting/ charging system
Starting/charging system
Transmission revolution sensor (counter gear) (rear of transmission)
Transmission revolution sensor (turbine) (front of transmission)

TRUNK, TAILGATE, FUEL DOOR

Trunk & Fuel Door Release Wiring Diagram for Lexus IS 350C 2010

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List of elements for Trunk & Fuel Door Release Wiring Diagram for Lexus IS 350C 2010:

A11
A24
A28
A30
Acc
Acc fuse 7.5a
Altb
Becu
Computer data lines system
D11
D18
Engine room r/b 1 (right rear of engine compt)
Fr wipe fuse 30a
Fuel lid
Fuel lid w/ motor lock assembly
Fuel opn fuse 10a
Fuel opn relay
Fule
Fusw
Gnd
Gnd2
Hot at all times
Hot in on or acc
Hot in on or start
Interior lights system
J/c j27 (left side of dash)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J1 (left kick panel)
J2 (under center console)
J21
J74
J75
Left cowl side j/b (left end of dash)
Left main body ecu
Lgcy
Lh-ig fuse 10a
Lpsw
Luggage
Luggage compartment door lock assembly
Luggage door opening cancel switch assembly
Luggage door opening switch assembly
Luggage electrical key switch (center rear of trunk)
Luggage room r/b (left side of trunk)
Mpx-b fuse 10a
Mpx1
Mpx2
Mpxb
Pnk
Q2 (left side of trunk)
Q35
Red
Rh ecu-ig fuse 10a
Right cowl side j/b (right end of dash)
Right main body ecu
Sliding roof control ecu (center of trunk)
Ti & te fuse 20a
Tkul
Tr+
Tsw
Wig

WARNING SYSTEMS

Seat Belt Warning Wiring Diagram for Lexus IS 350C 2010

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List of elements for Seat Belt Warning Wiring Diagram for Lexus IS 350C 2010:

(left kick panel) j1
(right side of dash) power source control ecu
(under front passenger's seat) occupant classification sensor
(under front passenger's seat) right front seat inner belt
A/c amplifier (center of dash)
A10
A20
A24
A25
A27
Bgnd
Body ecu
Brake actuator assembly
Bsw
Buckle switch
Ca1h
Ca1l
Canh
Canl
Center air bag sensor assembly (under center console)
Clock assembly
Combination meter
Computer data lines system
D12
D14
Dbe+
Dbe-
Dcty
Diode (occupant detection sensor)
Door ind
Driver's seat belt indicator
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Front passenger's seat belt warning lamp
Fsp+
Fsp-
Fsr+
Fsr-
Gauge fuse 7.5a
Gps
Headlamp swivel ecu (left kick panel)
Hot at all times
Hot w/ ig2 relay energized
Ig+
Ig1d
Ig2 or dome+b
Input circuit
Integrated control & panel assembly
J/c j27 (left side of dash)
J21
J34
J35
J4 (right kick panel)
J47
J58
J75
Left cowl side j/b (left end of dash)
Left front door courtesy switch
Left front seat inner belt
Micro computer
Mpi1
Mpi2
Mpx+
Mpx-
Mpx-b fuse 10a
Mpx1
Mpx2
Network gateway ecu (right side of dash)
Occupant classification ecu (if equipped) (under front passenger's seat)
Occupant detection sensor
P/sb
P1 (right side of crossmember)
P14
Passive restraint system
Pbew
Pblt
Pnk
Q32
Red
Rh-ig1 relay
Right cowl side j/b (right end of dash)
Right front seat inner belt (w/o occupant classification system) (under front passenger's seat)
Sp1
T18
Tire pressure warning ecu (center of dash)
Vps
W/ navigation
W/o navigation