All Wiring Diagrams for Lexus LS 430 2001

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Lexus LS 430 2001

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Lexus LS 430 2001:

(right kick panel) passenger side j/b
A/c control assembly (behind right side of dash)
A/c fuse 7.5a
A/c pressure sensor (left front of engine compt)
A/c room temp switch (driver) (center of dash)
A/c room temp switch (passenger) (center of dash)
A/c solar sensor (front)
A/c solar sensor (rear)
A/c solenoid (right side of engine)
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
A31
Acc
Atx+
Atx-
Audio & rear a/c control switch (w/ rear controls)
B10
B11
B12
B13
B14
B15
B16
B17
B18
B19
B20
B21
B22
B23
B24
Blower motor (lower right side of dash)
Blw
Clock (w/o navigation)
Combination meter
Computer data lines system
Defogger system
Dgs
Dome fuse 10a
Down
Driver side j/b (left kick panel)
Ds1
Ds2
Ds3
Ds4
Dual
Duind+
Duind-
Drdn
Drgnd
Drup
E13
E16
E17
F11
F12
F15
Fusible link block (right rear of engine compt)
G j12
G j13
G105 (under fusible link block)
G201 (right side of dash)
G302 (right side of shift lever)
Gateway ecu (behind left end of dash)
Gauge fuse 10a
Gnd
Gtx+
Gtx-
Heater control switch (w/ navigation) (part of multi-display)
Heater control switch (w/o navigation) (center of dash)
Heater fuse 50a
Hot at all times
Hot in on or acc
Hot in on or start
I6 (dash harn, behind right side of dash)
Ig+
Ill+
Ill-
Ind+
Ind-
Instrument panel register
Interior lights system
J/c 10 (behind center of dash)
J/c 12, j/c 13 (behind center of dash)
J/c 14, j/c 15 (behind center of dash)
J/c 16, j/c 17 (behind center of dash)
J12 g
J13 h
J14 g
J15 g
J16 c
J17 c
Mpi1
Mpi2
Mpx+
Mpx-
Mpx-b2 fuse 7.5a
Mpx-ig fuse 7.5a
Mtx+
Mtx-
P-acc fuse 7.5a
P-ig fuse 7.5a
Passenger side j/b (right kick panel)
Pnk
Prs
Ps+b
Ps1
Ps2
Ps3
Ps4
Padn
Pagnd
Paup
Radio & player
Rdfgr
Red
Rtx+
Rtx-
S28
S29
S5-2
S5-4
Sol+
Sol-
Stereo component amplifier
Stereo component tuner
Tamo
Tamout
Tsdr
Tspa
Tsrr
Tx+
Tx-
Txs+
Txs-
W/ navigation
W/o navigation

Automatic A/C Wiring Diagram (2 of 2) for Lexus LS 430 2001

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List of elements for Automatic A/C Wiring Diagram (2 of 2) for Lexus LS 430 2001:

(left radiator support) g108
(near ecm, in protective case) j/c 1
(near ecm, in protective case) short connector s1, s2
(side of left cyl head) g112
+b1
A/c ambient temperature sensor (behind left bumper)
A/c comp relay
A/c control assembly (behind right side of dash)
A/c evaporative temperature sensor
A/c ig fuse 7.5a
A/c magnetic clutch & lock switch (right side of engine)
A/c room temperature sensor (left side of dash)
A13
Abodr
Abopa
Absdr
Abspa
Acmg
Aif
Air
Air inlet control servo motor
Air mix control servo motor (driver)
Air mix control servo motor (passenger)
Air vent mode control servo motor (driver)
Air vent mode control servo motor (passenger)
Amdb
Amdr1
Amdr2
Amdr3
Amdr4
Ampb
Ampa1
Ampa2
Ampa3
Ampa4
Aodb
Aodr1
Aodr2
Aodr3
Aodr4
Aopb
Aopa1
Aopa2
Aopa3
Aopa4
C-gnd
C10
C11
C12
C13
C14
C15
C16
C17
Computer data lines system
Cool air bypass servo motor (driver)
Cool air bypass servo motor (passenger)
Cooling fan ecu (on radiator support)
D-sig
Duct sensor (driver) (left side of dash)
Duct sensor (passenger) (right side of dash)
Engine control module (left front of engine compt, in protective case)
Engine room j/b 1 (left front of engine compt)
Etam
Exhaust gas sensor (right side of engine)
Fan fuse 50a
Fan relay
Fr ig fuse 7.5a
Frs
Fusible link block (right rear of engine compt)
G104 (left firewall, top side)
Gnd
Hot at all times
Hot in on or start
J/c 3 (near ecm, in protective case)
J/c 4 (near ecm, in protective case)
J/c 7 (behind left headlamp)
Lcki
Magnetic field sensor (w/ compass)
Mopen
Mpx1
Mpx2
Mshut
Nca
Nox
Open
Pnk
Rec
Red
Rfc
S5-3
S5-5
Sg-1
Sg-2
Sg-3
Sg-4
Sg-5
Sg-7
Shield
Shut
Tam
Tel1
Telephone transceiver & speaker relay
Telin
Tfacedr
Tfacepa
Tpbdr
Tpbpa
Tpi
Vmid
Water valve servo motor
Wvig
Wvo
Wvs

Rear A/C Wiring Diagram for Lexus LS 430 2001

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List of elements for Rear A/C Wiring Diagram for Lexus LS 430 2001:

(dash harn, behind right side of dash)
(right kick panel) passenger side j/b
(w/ cooler) rear magnetic valve
A/c control assembly (behind right side of dash)
A/c fuse 7.5a
A/c solar sensor (rear)
A11
A12
A21
A30
Acc
Atx+
Atx-
Audio & rear a/c control switch
Auto
B16
C11
C13
C16
C17
C18
C19
C20
Combination meter
Computer data lines system
Cool box illum
Dio
Dome fuse 10a
Driver side j/b (left kick panel)
E13
E16
E17
Exo
F j15
F11
F12
F13
F15
Frs
Fusible link block (right rear of engine compt)
G j12
G j13
G201 (right side of dash)
G302 (right side of shift lever)
G414
Gateway ecu (behind left end of dash)
Gauge fuse 10a
Gnd
Gtx+
Gtx-
H j14
Heater control switch (w/ navigation) (part of multi-display)
Heater control switch (w/o navigation) (center of dash)
Hic
Hot at all times
Hot in on or acc
Hot in on or start
Ig+
J/c 10 (behind center of dash)
J/c 12, j/c 13 (behind center of dash)
J/c 14, j/c 15 (behind center of dash)
J/c 16, j/c 17 (behind center of dash)
J/c 23 (rearward of left rear fendewrwell)
J12 g
J13 h
J16 c
J17 c
L14
Lug j/b fuse 7.5a
Luggage room j/b (left side of luggage compt)
Luggage room j/b ecu
Mpi1
Mpi2
Mpl1
Mpx+
Mpx-
Mpx-b
Mpx-b2 fuse 7.5a
Mpx-b3 fuse 7.5a
Mpx-ig
Mpx-ig fuse 7.5a
Mtx+
Mtx-
P-acc fuse 7.5a
P-gnd
P-ig fuse 7.5a
Passenger side j/b (right kick panel)
R-b
Radio & player
Rauto
Rdo
Rear a/c amplifier
Rear a/c unit
Rear blower motor
Rear blower resistor
Rear damper servo motor
Red
Rfr
Rhr
Rmgv
Rr a/c fuse 7.5a
Rr ecu-b fuse 7.5a
Rtx+
Rtx-
S28
S29
S5-4
Sfrs
Smok
Smoke sensor
Stereo component amplifier
Stereo component tuner
Tsrr
Tx+
Tx-
Txs+
Txs-
W/ cooler
W/ nav
W/ navigation
W/o cooler
W/o nav
W/o navigation

ANTI-LOCK BRAKES

Anti-lock Brake Wiring Diagrams (1 of 2) for Lexus LS 430 2001

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List of elements for Anti-lock Brake Wiring Diagrams (1 of 2) for Lexus LS 430 2001:

(right rear of engine compt, under fusible link block)
+bi
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
A31
Abs & trac & vsc actuator (left rear of engine compt)
Abs 1 fuse 40a
Abs 2 fuse 40a
Abs 3 fuse 7.5a
Abs motor relay
Abs sol relay
Ast
B10
B12
B13
B14
B15
B16
B18
B19
B20
B21
B22
B23
B24
Brake fluid level switch (on master cylinder resevoir)
Computer data lines system
D10
D11
D12
D13
D14
D15
D16
D17
D18
D19
D20
D21
D22
Eng+
Eng-
Engine control module (left front of engine compt)
Engine room r/b 3 (left rear of engine compt)
Fl+
Fl-
Flo
Fr+
Fr-
Fro2
Fss
Fusible link block (right rear of engine compt)
G105
G105 (right rear of engine compt, under fusible link block)
G108 (left radiator side support)
Gnd1
Gnd2
Gnd3
Gnd4
Headlight beam level control ecu (behind right side of dash)
Hot at all times
J/c 3 (left front of engine compt, in protective case)
Lbl-
Left front abs speed sensor
Master cylinder pressure sensor
Mpx1
Mpx2
Mr2
Neo
Pmc
Pnk
Pps solenoid (left front of engine compt)
R1+
R2+
Red
Right front abs speed sensor
S10
S13
Sflh
Sflr
Sfrh
Sfrr
Shield
Skid control ecu (behind left side of dash)
Smc1
Smc2
Smv1
Smv2
Sol+
Sol-
Spdl
Spdr
Srcf
Srcr
Srlh
Srlr
Srmf
Srmr
Srrh
Srrr
Trc+
Trc-
Vcm

Anti-lock Brake Wiring Diagrams (2 of 2) for Lexus LS 430 2001

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List of elements for Anti-lock Brake Wiring Diagrams (2 of 2) for Lexus LS 430 2001:

(left side of dash) g202
+bo
Abs ind
Abs-ig fuse 7.5a
Air suspension ecu (behind right side of dash)
B10
B11
B12
B13
B14
B15
B16
B17
B18
B19
B20
B21
B22
B23
B24
Bat
Brake pedal load sensing switch (on brake pedal bracket)
C10
C11
C12
C13
C14
C15
C16
C17
C18
C19
C20
C21
C22
C23
C24
C25
C26
C27
C28
Chs+
Chs-
Combination meter
Computer data lines system
Cpu
Csw
D/g
Data link connector 3 (below left side of dash)
Dome fuse 10a
Driver side j/b (at left kick panel)
Driver side j/b ecu (at left kick panel)
E10
E13
E14
E16
Ess
Fro
Fsw+
Fsw-
G201 (right dash side panel)
G302 (right side of shift lever)
Gauge fuse 7.5a
Ggnd
Gl1
Gl2
Gyaw
Hot at all times
Hot in on or start
Ig1
J/c 10 (behind upper center of dash)
J/c 12 (behind upper center of dash)
J/c 12, j/c 13 (behind upper center of dash)
J/c 16, j/c 17 (behind upper center of dash)
J12
J13
J16
J17
Left rear abs speed sensor
Mpx-b2 fuse 7.5a
Mpx1
Mpx2
Parking brake switch (on brake lever)
Passenger side j/b (at right kick panel)
Pkb
Pnk
Red
Right rear abs speed sensor
Rl+
Rl-
Rr+
Rr-
S11
S12
Shield
Skid control ecu (behind left side of dash)
Slip ind
Sp1
Speedo
Ss1+
Ss1-
Steering sensor (inside top of steering column)
Stop fuse 5a
Stoplight switch (on bracket, above brake pedal)
Stp
Traction control switch
Trig
Vgs
Vsc off ind
Vsc warning buzzer (below lower left side of dash)
Vys
Yaw
Yaw rate sensor (below rear of center console)
Yaw2
Yss

ANTI-THEFT

Anti-theft Wiring Diagram (1 of 2) for Lexus LS 430 2001

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List of elements for Anti-theft Wiring Diagram (1 of 2) for Lexus LS 430 2001:

(right side of shift lever) g302
+b1
+b2
A j10
Acc
B j15
Bdr
Bzr
Bzr2
Bzr3
Bzrg
Cpse
Cpub
Cty
D-acc fuse 7.5a
D24
D25
Data
Dle
Door lock control receiver (inner mirror)
Driver door ecu (in left front door)
Driver side j/b (at left kick panel)
E10
E11
Engine room r/b 2 (on left front of engine compt)
F11
F16
F17
F18
Front controller
Front passenger door ecu (in right front door)
G302 (right side of shift lever)
G310
G312
Gateway ecu (behind left end of dash)
Ground
Hot at all times
I15
I19
Ill+
Ind
J/c 21 (forward of left rear fenderwell)
J/c 27 (forward of right rear fenderwell)
J11
J14
Junction connector (behind upper center of dash)
Keyless buzzer (inside top of left front fender, near base of "a" pillar)
Keyless buzzer on/off switch
Kul
Left front door courtesy switch
Left front door lock motor
Lsw
Mpd1
Mpd2
Mpl1
Mpl2
Mpx-ig fuse 7.5a
Mpx1
Mpx2
Mul
Passenger side j/b (at right kick panel)
Pct
Pnk
Power window master switch
Pwe
Pws
Rc0
Rda
Red
Right front door courtesy switch
Right front door lock control switch
Right front door lock motor
Rssi
Security fuse 7.5a
Security indicator light
Sh-
Sig
Theft deterrent ecu (behind upper right center of dash)
Theft deterrent horn (in right rear of engine compartment)
Warning systems
Wls1

Anti-theft Wiring Diagram (2 of 2) for Lexus LS 430 2001

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List of elements for Anti-theft Wiring Diagram (2 of 2) for Lexus LS 430 2001:

(left radiator side support) g108
Bdr
Bu-
Bubs
C10
Cpse
Cpub
Cty
D door fuse 25a
Driver side j/b
Driver side j/b ecu (at left kick panel)
E18
Engine hood courtesy switch (on front center of engine compartment)
G310
G312
G413
G414
Ground
Hdcy
Headlights system
Hot at all times
Hrly
I10
I13
I19
I21
I22
J/b 24 (left rear of luggage compt lid)
J/c 21 (forward of left rear fenderwell)
J/c 23 (rearward of left rear fenderwell)
J/c 27 (forward of right rear fenderwell)
J/c 30 (rearward of right rear fenderwell)
J/c 7 (below engine room 1 j/b & engine room 1 r/b)
J10
J11
J12
J13
Junction connector (behind upper center of dash)
L12
L14
Left rear door courtesy switch
Left rear door ecu (in left rear door)
Left rear door unlock motor
Lh rr door fuse 20a
Lsw
Luggage compartment door key unlock switch
Luggage room j/b
Luggage room j/b (on left side of luggage compartment)
Luggage room j/b ecu (on left side of luggage compartment)
Mpx-
Mpx-b1 fuse 7.5a
Mpx1
Mpx2
P door fuse 25a
P-gnd
Passenger side j/b
Passenger side j/b (at right kick panel)
Pcti
R13
R14
Red
Rh rr door fuse 20a
Right rear door courtesy switch
Right rear door ecu (in right rear door)
Right rear door unlock motor
Sel1
Sig
Tkul

BODY COMPUTER

Driver Side J/B ECU Wiring Diagram for Lexus LS 430 2001

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List of elements for Driver Side J/B ECU Wiring Diagram for Lexus LS 430 2001:

(w/ compass)
(w/o compass)
A10
A11
A12
A13
A14
A15
A16
A17
A18
Acc
Am1 fuse 7.5a
Anti-lock brakes system
Anti-theft system
B/anc
B10
Bes
Bklr
Bu-
C10
Cltb
Clte
Clts
Computer data lines system
D b/anc fuse 5a
D10
D11
D12
D13
D14
D15
D16
D17
D18
D19
D20
D21
D22
D23
Dbil
Dbkl
Dbm+
Dmb-
Driver side j/b (at left kick panel)
Driver side j/b ecu (at left kick panel)
Engine controls system
Exterior lights system
Fuel
G202 (left side of dash)
G302 (right side of shift lever)
Gnd
Haz
Haz fuse 15a
Hdcl
Hdcy
Head
Headlights system
Hot at all times
Hot in run or start
Hrly
Ignition switch
Instrument cluster system
Interior lights system
J/c12 & j/c13 (behind upper center of dash)
J/c14 & j/c15 (behind upper center of dash)
J12
J13
J14
J15
Lock
Mind
Mirrors system
Mpx-b
Mpx-b3 fuse 7.5a
Mpx-ig
Mpx-ig fuse 7.5a
Mpx1
Mpx2
Mpx3
Msw
Panel fuse 7.5a
Panel1
Panel2
Passenger side j/b (at right kick panel)
Passenger side j/b ecu (at right kick panel)
Passive restraint system
Pnk
R/e
Red
Ret
Rtr
Run
Shift interlock system
Start
Stp
Stpa
Stpi
Stpo
Sw1
Sw2
Sw3
Tr+
Tr1
Tr2
Tr3
Trunk, tailgate, fuel doors system
Tsw
Turn lh
Turn rh
Warning system
Wiper/washer system

Front Controller Wiring Diagram for Lexus LS 430 2001

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List of elements for Front Controller Wiring Diagram for Lexus LS 430 2001:

C12
Computer data lines system
Cral
Crar
Driver side j/b (at left kick panel)
Engine room r/b 1 (left front of engine compt, behind headlight)
Engine room r/b 2 (left front of engine compt, behind headlight)
Exterior lights system
Ffog
Fhhi
Fhor
Fmb3
Fmig
Fogl
Fogr
Fr fog fuse 15a
Front controller
Ftal
Fwas
G202 (left side of dash)
H-lp hi fuse 20a
Headlights system
Hlhl
Hlhr
Horh
Horl
Horn
Horn fuse 10a
Hot at all times
Hot in on or start
Instrument cluster system
Mpx-b3 fuse 7.5a
Mpx-ig fuse 7.5a
Mpx1
Mpx2
Passenger side j/b (at right kick panel)
Red
Sidl
Sidr
Tail fuse 7.5a
Washer fuse 20a
Wiper/washer system
Wlvl

Luggage Room J/B ECU Wiring Diagram for Lexus LS 430 2001

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List of elements for Luggage Room J/B ECU Wiring Diagram for Lexus LS 430 2001:

(rearward of left rear fenderwell) j/c23
A10
A11
A12
A13
A14
Acc
Air conditioning system
Auto
B10
Bck1
Bdcy
Bk/up
Bubs
C10
C11
C12
C13
C14
C15
C16
C17
C18
C19
C20
C21
C22
Computer data lines system
Driver side j/b (at left kick panel)
Exterior lights
Exterior lights system
F12
F13
Frs
Fsme
Fsms
Fsmv
Fsse
Fsss
Fssv
Fuel opn fuse 10a
Fuel opn(o)
Fuel opn(p)
Fusible link block (on right rear of engine compt)
G414 (left quarter panel)
Hic
Hot at all times
Hot in on or start
Instrument cluster system
Interior lights system
L-o/c(p)
L12
L13
L14
Lce1
Lcls
Lcm+
Lcm-
Lcty
Lgcy
Lglp
Lopn
Lug j/b fuse 50a
Luggage room j/b (left side of luggage compt)
Luggage room j/b ecu (left side of luggage compt)
Mpx
Mpx+
Mpx-
Mpx-b
Mpx-b3 fuse 7.5a
Mpx-ig
Mpx-ig fuse 7.5a
Navigation system
P-gnd
Passenger side j/b (at right kick panel)
Power distribution system (l-acc relay)
Power distribution system (l-ig1 relay)
Power windows system (rr s/ shade relay)
Rbil
Red
Rfr
Rhr
Rmgv
Rss
Seats system
Smok
Stop1
Stop2
Stp1
Stp2
Stp3
Tail1
Tail2
Til1
Til2
Til3
Til4
Tkul
Trunk, tailgate & fuel doors system

Passenger Side J/B ECU Wiring Diagram for Lexus LS 430 2001

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List of elements for Passenger Side J/B ECU Wiring Diagram for Lexus LS 430 2001:

A10
A11
A12
A13
A14
A15
A16
A17
A18
Acc
Airbag
Altl
Am1 fuse 7.5a
B/anc
B10
B11
B12
B13
B14
B15
B16
B17
B18
B19
B20
B21
B22
Back
Bkll
C10
Combination switch
Computer data lines system
Cspt
Driver side j/b (at left kick panel)
E17
Engine controls system
Engine room r/b 1 (left front of engine compt, behind headlight)
Fspt
G302 (right side of shift lever)
Gnd
Gnd1
Hdlv
Headlights system
Hot at all times
Hot in on or start
Ignition switch
Ile
Instrument cluster system
Interior lights system
Lcty
Lock
Memory & wiper/washer system
Mpx-
Mpx-b
Mpx-b2 fuse 7.5a
Mpx-ig
Navigation system
P b/anc fuse 5a
Passenger side j/b (at right kick panel)
Passenger side j/b ecu (at right kick panel)
Passive restraint system
Pbil
Pbm+
Pbm-
Per
Pind
Pnk
Power windows system
Rcty
Red
Rev
Rrsw
Run
S/m
S/s
Snow
Start
Transmissions system
Warning system
Wip
Wip fuse 30a
Wiper/washer system
Wng

COMPUTER DATA LINES

Data Link Connector Wiring Diagram for Lexus LS 430 2001

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List of elements for Data Link Connector Wiring Diagram for Lexus LS 430 2001:

(right side of shift lever) g302
A21
Air suspension ecu (behind right side of dash)
Bat
C12
C15
Combination meter
Data link connector 3 (below left side of dash)
Driver side j/b (at left kick panel)
Engine control module (on left front of engine compt, in protective case)
F16
G206 (right dash brace)
Hot at all times
J/c 13 (behind upper center of dash)
J/c j16, j17 (behind upper center of dash)
J/c j3, j4 (near engine control module, in protective case)
Obd fuse 7.5a
Opb
S11
Sil
Skid control ecu (behind left side of dash)
Tac
Tach
Wfse

High/Low Bus Wiring Diagram (1 of 2) for Lexus LS 430 2001

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List of elements for High/Low Bus Wiring Diagram (1 of 2) for Lexus LS 430 2001:

(behind left side of dash) data link connector 3
(right side of shift lever) g302
Acc
Atx+
Atx-
Batt
Bu-
Bubs
C13
C14
C17
Center cluster integration panel
Clearance sonar ecu (on left side of luggage compt)
Combination switch
D-acc fuse 7.5 a
D28
Driver seat ecu (below left side of driver's seat)
Driver side j/b (at left kick panel)
Driver side j/b ecu (at left kick panel)
E16
Engine room r/b 2 (on left front of engine compt, behind headlight)
F11
F18
Front controller
Gateway ecu (behind left end of dash)
Gnd
Gtx+
Gtx-
Hot at all times
Hot in run & acc
Hot in run & start
I14
J/c 31 (behind left rear seat back)
J/c j10, j11 (behind upper center of dash)
J/c j12, j13 (behind upper center of dash)
L14
Left rear seat ecu (behind left rear seat back)
Luggage room j/b ecu (on left side of luggage compt)
Mpd1
Mpd2
Mpi1
Mpi2
Mpl1
Mpl2
Mpx
Mpx+
Mpx-
Mpx-b2 fuse 7.5 a
Mpx-ig fuse 7.5 a
Mpx1
Mpx2
Mpx3
Multi- display
Passenger side j/b (at right kick panel)
Power tilt & power telescopic ecu (behind left side of dash)
R25
R27
Radio & player
Rear seat control switch
Red
Sil
Theft deterrent ecu (behind upper right center of dash)
Transponder key computer (behind upper center of dash)
Tx+
Tx-
Txs+
Txs-
W/ navigation
W/ park assist
W/o navigation

High/Low Bus Wiring Diagram (2 of 2) for Lexus LS 430 2001

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List of elements for High/Low Bus Wiring Diagram (2 of 2) for Lexus LS 430 2001:

A/c control assembly (behind right side of dash)
A11
A24
Airbag
Airbag sensor assembly (behind lower center of dash, on transmission tunnel)
C12
C14
Combination meter
Cpu
D25
Driver door ecu
Driver side j/b (at left kick panel)
E10
E11
Engine control module (on left front of engine compt, in protective case)
F13
F17
F18
Front passenger door ecu
I18
Left rear door ecu
Moon roof control ecu (at front of roof opening)
Mpx
Mpx+
Mpx-
Mpx1
Mpx2
Overhead j/b (at front of roof opening)
Passenger side j/b
Passenger side j/b (at right kick panel)
Passenger side j/b ecu (at right kick panel)
R13
R14
R26
Rain sensor (near top center of windshield)
Right rear door ecu
Right rear seat ecu (behind right rear seat back)
Skid control ecu (behind left side of dash)
T15
Telephone transceiver & speaker relay (w/ link system: on right side of luggage compt, w/o link system: on left side of luggage compt)

COOLING FAN

Cooling Fan Wiring Diagram for Lexus LS 430 2001

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List of elements for Cooling Fan Wiring Diagram for Lexus LS 430 2001:

(left radiator support) g108
(side of left cylinder head) g112
+b1
A/c comp relay
A/c control assembly (behind right side of dash)
A/c fuse 7.5a
A/c ig fuse 7.5a
A/c magnetic clutch & lock switch (right side of engine)
A11
A21
Acc
Acmg
Computer data lines system
Cooling fan ecu (on radiator support)
Driver side j/b (left kick panel)
E17
Engine control module (ecm) (left front of engine compt, in protective case)
Engine coolant temperature sensor (on front center of engine)
Engine room j/b 1 (left front of engine compt)
Ethw
F12
Fan fuse 50a
Fan relay
Fr ig fuse 7.5a
Fusible link block (right rear of engine compt)
G104 (left firewall, top side)
G302 (right side of shift lever)
Gnd
Hot at all times
Hot in on or acc
Hot in on or start
I6 (dash harn, behind right side of dash)
J/c 1 (near ecm, in protective case)
J/c 14, j/c 15 (behind center of dash)
J/c 3 (near ecm, in protective case)
J/c 4 (near ecm, in protective case)
J/c 7 (behind left headlamp)
J14 g
J15 g
Lcki
Mpx+
Mpx1
Mpx2
P-acc fuse 7.5a
P-ig fuse 7.5a
Passenger side j/b (right kick panel)
Rfc
Short connector s1, s2 (near ecm, in protective case)
Thw

CRUISE CONTROL

Cruise Control Wiring Diagram (1 of 2) for Lexus LS 430 2001

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List of elements for Cruise Control Wiring Diagram (1 of 2) for Lexus LS 430 2001:

(engine harn, left front of engine compt)
(engine harn, near engine room r/b 1) e9
(in ecu box)
(left radiator side support)
+b1
+bm
Accel position sensor (behind left center of dash)
At4
Batt
C10
C15
Cancel
Ccs
Computer data lines system
Cruise
Cruise control switch
D position switch (park/neutral position switch)
Driver side j/b (at left kick panel)
Driver side j/b ecu (at left kick panel)
E9 (engine harn, near engine room r/b 1)
Efi 1 fuse 30a
Efi main relay
Eng+
Eng-
Engine control module (left front of engine compt, in protective case)
Engine room r/b 1 (in engine room j/b 1, behind left headlight)
Ep1
Ep2
Epa
Eptk
Etcs fuse 10a
F16
Fr ig fuse 7.5a
G108
Hot at all times
Hot in on or start
Ign fuse 7.5a
Igsw
J/c 1
J/c 2
J/c 3 (near engine control module, in protectivr case)
J/c 7 (below engine room j/b 1 & engine room r/b 1)
J1 junction connector (near engine control module, in protective case)
Mpx1
Mpx2
Mrel
Neo
Nssd
Obd fuse 7.5a
Passenger side j/b (right kick panel)
Pnk
Red
Res/ acc
S10
S11
S12
S13
S2 short connector
Set/ coast
Shift lock control ecu (below shift lever, in center console)
Sil
Skid control ecu (behind left side of dash)
St1-
Stop fuse 5a
Stoplight switch (on brake pedal bracket)
Stp
Stpi
Stpo
Trc+
Trc-
Vcp1
Vcp2
Vcpa
Vpa
Vpa1
Vpa2
Vptk
Wfse

Cruise Control Wiring Diagram (2 of 2) for Lexus LS 430 2001

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List of elements for Cruise Control Wiring Diagram (2 of 2) for Lexus LS 430 2001:

(behind upper center of dash)
(below left side of dash) data link connector 3
(near engine control module, in protective case)
(right side side panel)
(side of right cylinder head)
Bat
Combination meter
Computer data lines system
Cpu
Cruise ind
Dome fuse 10a
Driver side j/b (at left kick panel)
Driver side j/b (left kick panel)
E01
E02
E03
E13
E16
E19
Engine control module (left front of engine compt, in protective case)
Eoil
Eta
F15
G112 (side of left cylinder head)
G120
G201
G302 (right side of shift lever)
Gauge fuse 7.5a
Ge01
Hot at all times
Hot in on or start
J/c 10 (behind upper center of dash)
J/c 12 (behind upper center of dash)
J/c 13 (behind upper center of dash)
J/c 16
J/c 17
J/c 3
J/c 4
J/c 5 (near engine control module, in protective case)
Me01
Mpx-b2 fuse 7.5a
Oil
Passenger side j/b (at right kick panel)
Red
Shielded
Sil
Sln+
Sln-
Slt+
Slt-
Slu+
Slu-
Sp2+
Sp2-
Speedometer
Throttle control motor (on throttle body)
Throttle position sensor (on throttle body)
Transmission systems
Vehicle speed sensor (on transmission)
Vta
Vta2
Wfse

DEFOGGERS

Heated Mirrors Wiring Diagram for Lexus LS 430 2001

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List of elements for Heated Mirrors Wiring Diagram for Lexus LS 430 2001:

(forward of left rear fenderwell)
(forward of right rear fenderwell)
Bdr
C10
Computer data lines system
Cpub
D door fuse 25a
D25
Driver door ecu (inside front of left front door)
Driver side junction block (at left kick panel)
F11
F17
Front passenger door ecu (inside right front door)
G310
G312
Gnd
Hot at all times
Hot in on or start
Htr+
Htr-
I15
J/b 21
J/b 27
J/c 10, j/c 11 (behind upper center of dash)
J/c 12,
J/c 13 (behind upper center of dash)
J10
Left outside rear view mirror
Mirror heater
Mpx-b1 fuse 7.5a
Mpx-ig fuse 7.5a
Mpx1
Nca
P door fuse 25a
Passanger side junction block (at right kick panel)
Red
Right outside rear view mirror
Sig

Rear Defogger Wiring Diagram for Lexus LS 430 2001

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List of elements for Rear Defogger Wiring Diagram for Lexus LS 430 2001:

A/c control assembly (behind right side of dash)
A11
C13
Defog fuse 40a
Defog relay
Driver side junction block (at left kick panel)
E7 (engine harn, near ecm)
Engine room r/b 1 (left front of engine compt, behind headlight)
Engine room r/b 2 (left front of engine compt, behind headlight)
Fr ig fuse 5a
Fusible link block (right rear of engine compt)
G202 (left side of dash)
G310
Hot at all times
J/c 1 (near engine control module, in protective case)
J/c 27 (forward of right reard fenderwell)
Noise filter (behind left headlight)
R22
R23
Rdfgr
Rear window defogger
Red

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Lexus LS 430 2001

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List of elements for Electronic Power Steering Wiring Diagram for Lexus LS 430 2001:

+bi
+bo
Abs-ig fuse 7.5a
Bat
Combination meter
D/g
Data
Driver side j/b (left kick panel)
E10
Ess
G105 (under fusible link block)
G108 (left radiator side support)
G202 (left side of dash)
Gnd1
Gnd2
Gnd3
Gnd4
Hot at all times
Hot in on or start
Ig1
J/c 12, 13 (behind upper center of dash)
J/c 16, 17 (behind upper center of dash)
J/c12
J/c13
J/c16
J/c17
Link connector (dlc)
Mxp-b2 fuse 7.5a
Mxp1
Passenger side j/b (right kick panel)
Pnk
Pps solenoid (on left front of engine compt)
S10
S11
S12
S13
Skid control ecu (behind left side of dash)
Sol+
Sol-
Sp1
Ss1+
Ss1-
Steering sensor (inside top of steering column)
Trig

ELECTRONIC SUSPENSION

Electronic Suspension Wiring Diagram (1 of 2) for Lexus LS 430 2001

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List of elements for Electronic Suspension Wiring Diagram (1 of 2) for Lexus LS 430 2001:

(behind right side of dash) air suspension ecu
(inside left front fenderwell)
(inside right front fenderwell)
(left front of engine compt)
(left side of engine compartment
(right side of engine compartment)
A20
A21
Acceleration sensor (left side of luggage compt)
Airsus fuse 20a
Chs+
Chs-
Computer data lines
Engine control module
Engine room j/b (on left side of engine compt, forward of strut tower)
Erl
Err
Ess
Fal+
Fal-
Far+
Far-
Fbl-
Fbr+
Fbr-
Fro
G105 (under fusible link block)
G108 (left radiator side support)
G202 (left side of dash)
G310 (right rear floor partition panel)
Ggnd
Gl1
Gnd
Height control sensor (left front)
Height control sensor (rear) (under center rear of vehicle)
Height control sensor (right front)
Hot in on or start
Hsw
Instrument cluster
J/c 16/17 (behind upper center of dash)
J/c 18 (upper right side of dash)
J/c 27
J/c 28/29 (rearward of right rear fenderwell)
Mpx1
Mpx2
Pnk
Ral+
Ral-
Rar+
Rar-
Rbl+
Rbl-
Rbr+
Rbr-
Red
Rm+
Rm-
Sbl1
Sbl2
Sbl3
Sbr1
Sbr2
Sbr3
Sgfl
Sgfr
Sgl2
Sgl3
Sgr1
Sgr2
Sgr3
Sgrr
Shb
Shf2
Shfl
Shfr
Shg
Shr2
Shrl
Shrr
Sil
Slex
Slfl
Slfr
Slrl
Slrr
Ss2+
Ss2-
Steering sensor (top of steering column)
Suspension control actuator (left front)
Suspension control actuator (left rear) (base of left "c" pillar)
Suspension control actuator (right front)
Suspension control actuator (right rear) (base of right "c" pillar
Sw1
Tach
Vgs

Electronic Suspension Wiring Diagram (2 of 2) for Lexus LS 430 2001

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List of elements for Electronic Suspension Wiring Diagram (2 of 2) for Lexus LS 430 2001:

(above right kick panel) short connector (height control)
(behind right side of dash)
(left side of dash)
(lower center of dash) i4
(right front of engine compt)
Absorber control switch
Air sus fusible link 40a
Air sus relay
C15
Chs+
Chs-
Computer data lines
Data link connector 3 (below left side of dash)
Fro
Front height control valve (on right front of engine compt)
Fusible link block (right rear of engine compartment)
G105 (under fusible link block)
G109 (right radiator side support)
G201 (right dash side panel)
G302 (right side of shift lever)
G414 (left quarter panel)
Headlight beam level control ecu
Height control compressor
Height control exhaust valve (right front of engine compt)
Height control switch
Hot at all times
Ind light
Instrument cluster
J/c 12/13 (upper center of dash)
J/c 23
Lh+
Luggage room j/b (left side of luggage compt)
Mpx1
Mpx2
Passenger side j/b (at right kick panel)
Pnk
Rear height control valve (front of engine compt)
Rh+
Rm+
Rm-
S11
S12
Sbf
Sgf
Shfl
Shrl
Skid control ecu
Tems sport

ENGINE PERFORMANCE

4.3L

4.3L, Engine Performance Wiring Diagrams (1 of 6) for Lexus LS 430 2001

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List of elements for 4.3L, Engine Performance Wiring Diagrams (1 of 6) for Lexus LS 430 2001:

(at left kick panel) driver side j/b
(behind upper center of dash)
(right dash side panel)
(right side of shift lever)
+b1
+bm
A/c system
A20
Accelerator position sensor (behind left center of dash)
Acmg
Air suspension ecu (behind right side of dash)
Anti-theft system (transponder key computer)
Batt
C12
C15
Combination meter
Computer data lines system
Cooling fans system
Cpu
Distance control ecu (behind right side of dash)
Elc
Eng+
Eng-
Engine control module (ecm) (on left front of engine compt, in protective case)
Ep1
Ep2
Epa
Eptk
Etam
Fpr
G108 (left radiator side support)
G201
G302
Htl2
Htr2
Igsw
Imi
Imo
J/c 10
J/c 12
J/c 13 (behind upper center of dash)
J/c 16, j/c 17
J/c 16, j/c 17 (behind upper center of dash)
J16
J17
Lcs
Mil ind
Mpx1
Mpx2
Mrel
Neo
Oxl2
Oxr2
Pnk
Ptnk
Pwr
Red
Rfc
S10 trc+
S11 sp1
S12 mpx2
S13
Short connector s1, s2
Sil
Skid control ecu (behind left side of dash)
Snow
Speedo- meter
Sta
Stp
Tach
Tam
Tbp
Trc+
Trc-
Vapor pressure sensor (below right rear of vehicle)
Vcc
Vcp1
Vcp2
Vcpa
Vpa
Vpa1
Vpa2
Vptk
Wfse

4.3L, Engine Performance Wiring Diagrams (2 of 6) for Lexus LS 430 2001

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List of elements for 4.3L, Engine Performance Wiring Diagrams (2 of 6) for Lexus LS 430 2001:

C/ opn relay
Data link connector 3 (below left side of dash)
Dome fuse 10a
Driver side j/b (at left kick panel)
Driver side j/b ecu (at left kick panel)
E13
E16
E9 (engine harn, near engine room r/b 1)
Efi 1 fuse 30a
Efi main relay
Engine room r/b 1 (on left front of engine compt, behind headlight)
Etcs fuse 10a
F/ pmp relay
Fuel pump & fuel sender (under left rear of vehicle)
Fuel pump resistor (on left side of engine compt)
G108 (left radiator side support)
G414
Gauge fuse 7.5a
Hot at all times
Hot in on or start
J/c 1, j/c 2 (near ecm, in protective case)
J/c 23 (left quarter panel)
J/c 7 (below engine room j/b 1)
Mpx-b2 fuse 7.5a
Passenger side j/b (at right kick panel)
Red
Sil
Stpi
Stpo
Tac
Vsv (pressure switching valve) (below right rear of vehicle)
Wfse

4.3L, Engine Performance Wiring Diagrams (3 of 6) for Lexus LS 430 2001

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List of elements for 4.3L, Engine Performance Wiring Diagrams (3 of 6) for Lexus LS 430 2001:

(at left kick panel) driver side j/b
(below engine room j/b 1) j/c 7
(engine harn, near ecm)
(generator) charging system
(on right side of transmission) park/neutral position switch
Acc
Braided
C14
E10 (engine harn, right side of firewall)
Efi 2 fuse 7.5a
Eknl
Engine control module (ecm) (on left front of engine compt, in protective case)
Engine room r/b 1 (on left front of engine compt, behind headlight)
Eoil
Eol1
F14
Fr ig fuse 7.5a
Fusible link block (on right rear of engine compt)
G120 (side of right cyl head)
Hot at all times
Hot in on or start
Htl
Ign fuse 7.5a
Ignition switch
Knkl
Knkr
Left knock sensor (on left side of engine)
Lock
Mol
Nco+
Nco-
O/d direct clutch speed sensor (on left side of transmission)
Oil
Oxl1
P/n
Red
Right knock sensor (on right side of engine)
Sln+
Sln-
Slt+
Slt-
Slu+
Slu-
Sp2+
Sp2-
Sta fuse 7.5a
Start
Starter
Starter relay
Vehicle speed sensor (on transmission)

4.3L, Engine Performance Wiring Diagrams (4 of 6) for Lexus LS 430 2001

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List of elements for 4.3L, Engine Performance Wiring Diagrams (4 of 6) for Lexus LS 430 2001:

(above brake pedal on bracket) stoplight switch
(at right kick panel) passenger side j/b
(below shift lever, in center console) shift lock control ecu
(on left center of engine) engine oil level sensor
(on right side of transmission) a/t indicator light switch (integral to park/neutral position switch)
At4
Atl
C10
C16
Driver side j/b
Driver side j/b (at left kick panel)
Electronically controlled transmission solenoid (on left side of transmission)
G112 (side of left cyl head)
Hot at all times
J/c 3, j/c 4 (near ecm, in protective case)
J/c 8 (behind left end of dash)
Nssd
Nssl
Red
Sln+
Sln-
Slt+
Slt-
Slu+
Slu-
Stop fuse 5a

4.3L, Engine Performance Wiring Diagrams (5 of 6) for Lexus LS 430 2001

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List of elements for 4.3L, Engine Performance Wiring Diagrams (5 of 6) for Lexus LS 430 2001:

(at right kick panel) passenger side j/b ecu
(dash harn, behind left side of dash)
(engine harn, e12
(engine harn, top left side of engine)
(near ecm, in protective case) j/c 5, j/c 6
(right rear of engine) right bank noise filter (ignition)
Computer data lines system
E12
E13
E2g
Electronically controlled transmission pattern select switch
Engine coolant temperature sensor (on front center of engine)
Engine room r/b 1 (on left front of engine compt, behind head- light)
Fuel inj 1
Fuel inj 2
Fuel inj 3
Fuel inj 4
Fuel inj 5
Fuel inj 6
Fuel inj 7
Fuel inj 8
G112 (side of left cyl head)
G201 (right dash side panel)
Heated oxygen sensor (bank 1 sensor 1) (on exhaust system, on left side of engine)
Heated oxygen sensor (bank 1 sensor 2) (on exhaust system, below vehicle)
Heated oxygen sensor (bank 2 sensor 1) (on exhaust system, on right side of engine)
Heated oxygen sensor (bank 2 sensor 2) (on exhaust system, below vehicle)
Hot in on or start
Htl
Htr
Inj fuse 10a
Mass airflow meter (right side of engine compt, near air box)
Mpx-
Ox2
Pwr
Red
Snow
Tha
Top rear of engine)
Vsv (acis) (on right rear of engine)
Vsv (canister closed valve) (on right side of engine compt)
Vsv (evap) (on left rear of engine)

4.3L, Engine Performance Wiring Diagrams (6 of 6) for Lexus LS 430 2001

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List of elements for 4.3L, Engine Performance Wiring Diagrams (6 of 6) for Lexus LS 430 2001:

(engine harn, top left side of engine)
(engine harn, top rear of engine)
(engine harn, top right side of engine)
(left rear of engine) left bank noise filter (ignition)
(near ecm, in protective case) j/c 5, j/c 6
A/c system
Acis
Braided
Camshaft position sensor (on front of left cyl head)
Ccv
Crankshaft position sensor (on left front of engine)
E01
E02
E03
E11
E12
E13
Eg2
Ene
Engine control module (ecm) (on left front of engine compt, in protective case)
Eor1
Eta
Etha
Ethw
Evg
Evvl
Evvr
G112 (side of left cyl head)
G120 (side of right cyl head)
G2-
Ge01
Htr
If1l
If1r
If2l
If2r
Ignition coil & igniter 1
Ignition coil & igniter 2
Ignition coil & igniter 3
Ignition coil & igniter 4
Ignition coil & igniter 5
Ignition coil & igniter 6
Ignition coil & igniter 7
Ignition coil & igniter 8
Igt1
Igt2
Igt3
Igt4
Igt5
Igt6
Igt7
Igt8
Lcki
Left camshaft timing oil control valve (on front of left cyl head)
Left vvt sensor (on left side of engine)
Me01
Mops
Ne+
Ne-
Ocr+
Ocr-
Ocv+
Ocv-
Oil pressure switch (on lower left front of engine)
Oxr1
Prg
Red
Right camshaft timing oil control valve (on front of right cyl head)
Right vvt sensor (on right side of engine)
Tha
Throttle control motor (on front of of engine, on throttle body)
Throttle position sensor (on throttle body)
Thw
Vta
Vta2
Vvl+
Vvl-
Vvr+
Vvr-

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Lexus LS 430 2001

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List of elements for Back-up Lamps Wiring Diagram for Lexus LS 430 2001:

(behind left side of dash) gateway ecu
A/c control assembly (behind right side of dash)
Back-up light
Backup light switch (park/neutral position switch)
Bck1
Bk/up
Center cluster integration panel
Engine control module (on left front of eng compt)
Engine room j/b 1 (on left front of engine compt)
Fr ig fuse 7.5a
Fusible link block
G414
Hot at all times
J/c 1, j/c 2 (near ecm in protective case)
J/c 23 (rearward of left rear fenderwell)
J/c 24, j/c 25 (left rear of luggage compt)
J24
J25
L12
L14
Left rear combination light
Lug j/b fuse 50a
Luggage room j/b (on left side of luggage compartment)
Luggage room j/b ecu
Mpx+
Mpx-
Mpx2
Red
Right rear combination light
W/ navigation
W/o navigation

Exterior Lamps Wiring Diagram (1 of 2) for Lexus LS 430 2001

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List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Lexus LS 430 2001:

Bubs
Combination meter
Cpu
Dome fuse 10a
Driver side j/b (at left kick panel)
E13
E16
F15
Fuse link block
G201 (right side side panel)
G414
Gateway ecu (behind left side of dash)
Gauge fuse 7.5a
High mounted stop light
Hot at all times
Hot in run
J/c 10, j/c 12 (behind upper center of dash)
J/c 16, j/c 17 (behind upper center of dash)
J/c 23 (rearward of left rear fenderwell)
J/c 24, j/c 25 (left rear of luggage compt)
J10
J12
J16
J17
J24
J24 c
J24 f
J25
J25 b
L12
L13
L14
Lce lp fuse 7.5a
Lce1
Left
Left rear combination light
License plate lights
Lug j/b fuse 50a
Luggage room ecu (left side of luggage compartment)
Luggage room j/b ecu
Mpi2
Mpl1
Mpx+
Mpx-
Mpx-b2 fuse 7.5a
P-grd
Passenger side j/b (at right kick panel)
Red
Right
Right rear combination light
Stop light
Stop1
Stop2
Stp1
Stp2
Stp3
Tail lights
Tail1
Tail2
Til1
Til2
Til3
Til4
Turn signal light
Turn signal light

Exterior Lamps Wiring Diagram (2 of 2) for Lexus LS 430 2001

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List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Lexus LS 430 2001:

(left side of dash) g202
(w/ navigation)
(w/ navigation) (w/o navigation)
(w/o navigation)
Bu-
C14
Combination meter
Combination switch
Cral
Crar
Driver side j/b (at left kick panel)
Driver side j/b ecu
E13
E18
Engine room 2 r/b (left front of engine compt, behind headlight)
Engine room j/b 1 (on left front of engine compt, behind headlight)
F11
Front controller
Ftal
G108 (left radiator side support)
G109 (right radiator side support)
G302 (right side of shift lever)
Haz
Haz fuse 15a
Hazard switch
Hot at all times
Hot in run
J/c 13, j/c 14, j/c 15 (behind upper center of dash)
J13
J14
J15
Left front parking light
Left front side marker light
Left front turn light
Left signal ind
Mpx-b3 fuse 7.5a
Mpx-ig fuse 7.5a
Mpx1
Mpx2
Passenger side j/b (at right kick panel)
Power tilt and power telescopic ecu (behind left side of dash)
Red
Right front parking light
Right front side marker light
Right front turn light
Right turn signal ind
Sidl
Sidr
Tail fuse 7.5a
Turn lh
Turn rh
W/ compass
W/o compass

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 5) for Lexus LS 430 2001

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List of elements for Ground Distribution Wiring Diagram (1 of 5) for Lexus LS 430 2001:

(on left front of engine compartment, behind headlight) engine room 1 r/b
(on left rear of engine compartment) engine room 3 r/b
(on right rear of engine compartment) fusible link block
Abs & & trac & vsc actuator
Abs motor relay
Blower motor
Brake fluid level warning switch
Cooling fan ecu
E1 (engine harn, left front of engine compt, near protective case)
E4 (engine harn, behind right headlight)
E5 (engine harn, right side of engine compt)
E6 (engine harn, behind left headlight)
Efi main relay
Engine control module
Engine hood courtesy switch
Exhaust gas sensor
Fan relay
Front height control valve
Front wiper motor
G104 left firewall, top side)
G105 (under fusible link block)
G108 (left radiator side support)
G109 (right radiator side support)
Gnd1
Gnd2
Gnd3
Gnd4
Headlight cleaner control relay
Headlight cleaner motor
Height control compressor
Height control exhaust valve
Ig1 relay
Ig2 relay
J/c 3 (near engine control module in protective case)
J/c 7 (below engine room 1 j/b & engine room 1 r/b)
Left front fog light
Left front parking light
Left front side marker light
Left front suspension control actuator
Left front turn signal light
Left headlight (high beam)
Left headlight control ecu
Right front fog light
Right front parking light
Right front side marker light
Right front suspension control actuator
Right front turn signal light
Right headlight (high beam)
Right headlight control ecu
S10
S13
Skid control ecu
Washer level sensor
Washer motor

Ground Distribution Wiring Diagram (2 of 5) for Lexus LS 430 2001

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List of elements for Ground Distribution Wiring Diagram (2 of 5) for Lexus LS 430 2001:

(dash harn, behind top right of dash) i6
(on left front of engine compt, behind headlight) engine room 2 r/b
A/c magnetic clutch & lock sensor
A24
Airbag sensor assembly
C12
C13
Combination meter
Combination switch
D-acc relay
D-ig1 relay
Data link connector 3
Defog relay
Distance control ecu
Driver side j/b (at left kick panel)
Driver side j/b ecu
E12
E12 (engine harn, top rear of engine)
E13
E13 (engine harn, top left side of engine)
E19
E20
Engine control module
Engine oil level sensor
Eo1
Eo2
Eo3
Front controller
Fuel lid opener switch
G112 (side of left cylinder head)
G120 (side of right cylinder head)
G202 (left side of dash)
G206 (right dash brace)
G302 (right side of shift lever)
Gateway ecu
Gnd
Heated oxygen sensor (bank 1 sensor 1)
Heated oxygen sensor (bank 1 sensor 2)
Heated oxygen sensor (bank 2 sensor 1)
Heated oxygen sensor (bank 2 sensor 2)
Ignition coil & ignitor 1
Ignition coil & ignitor 2
Ignition coil & ignitor 3
Ignition coil & ignitor 4
Ignition coil & ignitor 5
Ignition coil & ignitor 6
Ignition coil & ignitor 7
Ignition coil & ignitor 8
J/c 3, j/c 4 (near engine control module in protective case)
J/c 5, j/c 6 (near engine control module in protective case)
J/c 8 (behind left end of dash)
Laser radar sensor
Luggage compartment door opener switch
Me01
Multi- display
Outer mirror switch
Park/ neutral position switch
Power tilt & power telescopic ecu
Radio & player
Rheostat
Sgnd
Sln-
Steering sensor
T15
Telephone tranceiver & speaker relay
Theft deterrent ecu
Transponder key computer
Un-
Unlock warning switch

Ground Distribution Wiring Diagram (3 of 5) for Lexus LS 430 2001

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List of elements for Ground Distribution Wiring Diagram (3 of 5) for Lexus LS 430 2001:

(on right rear of engine compt) fusible link block
A/c control assembly
A11
A24
A35
Absorber control switch
Air sus relay
Airbag sensor assembly
B w/o navigation
B1 (roof harn, right front of roof)
C12
C15
Central cluster integration panel
Clock
Combination meter
Console box illumination
Door lock control receiver (inner mirror)
Electronically controlled transmission pattern select switch
F15
Front cigarette lighter
G201 (right side side panel)
G302 (right side of shift lever)
Glove box light 1
Glove box light 2
Gnd
Gnd3
Hazard switch
Headlight beam level control ecu
Height control switch
I4 (dash harn, behind center of dash)
I6 (dash harn, behind top right of dash)
Left rear interior light
Left vanity light
Moon roof control ecu
Overhead j/b
P-acc relay
P-ig1 relay
Passenger side j/b (at right kick panel)
Passenger side j/b ecu
Power outlet
Right front buckle switch
Right rear interior light
Right vanity light
Shift lock control ecu
Short connector (height control)
T15
Telephone transceiver & speaker relay
Traction control switch, left seat heater switch, right seat heater switch, left climate control seat switch, right climate control seat switch, headlight cleaner switch, rear sunshade switch, rear seat reset switch
W/ navigation a

Ground Distribution Wiring Diagram (4 of 5) for Lexus LS 430 2001

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List of elements for Ground Distribution Wiring Diagram (4 of 5) for Lexus LS 430 2001:

(seat harn, under driver's seat) b5
A35
Audio & rear a/c control switch
B6 (seat harn, under driver's seat)
B8 (seat harn, in left rear seat back)
Clearance sonar ecu
Climate control seat ecu (driver's seat)
D25
D27
D28
Door lock switch (luggage)
Driver door ecu
Driver seat ecu
Fuel lid opener motor
Fuel pump
G312
G312 (left rear passenger seat back)
G414
Gnd
High mounted stop light
J/c 21 (forward of left rear fenderwell)
J/c 23 (rearward of left rear fenderwell)
J/c 24, j/c 25 (on left rear of luggage compt)
J/c 31 (behind left rear seat back)
L14
Left front buckle switch
Left front seat heater
Left rear buckle switch
Left rear combin- ation light
Left rear door ecu
Left rear head rest limit switch
Left rear seat ecu
Left rear seat heater
Left rear suspension control actuator
Left vibration seat ecu
Luggage compartment door closer motor
Luggage compartment door key unlock switch
Luggage room j/b (on left side of luggage compt)
Luggage room j/b ecu
Noise filter
Power seat control switch (driver's seat cushion)
Power seat control switch (driver's seat lumbar support)
Power seat motor & position sensor (rear passenger's left seat head rest top & bottom control)
Power seat position sensor (driver's seat cushion control)
Power seat position sensor (driver's seat front vertical control)
Power seat position sensor (driver's seat head rest control)
Power seat position sensor (driver's seat reclining control)
Power seat position sensor (driver's seat seat lifter control)
Power seat position sensor (driver's seat slide control)
Power seat position sensor (rear passenger's left seat slide control)
R13
Rear a/c unit
Rear height control valve
Rear seat control switch
Rear sunshade control relay
Right rear combin- ation light
Sgnd
W/ rear power seat

Ground Distribution Wiring Diagram (5 of 5) for Lexus LS 430 2001

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List of elements for Ground Distribution Wiring Diagram (5 of 5) for Lexus LS 430 2001:

A22
A35
Air suspension ecu
Audio & rear a/c control switch
B10
B11
B11 (seat harn, in right rear seat back)
B3 (body harn, right front luggage compt)
Climate control seat ecu (front passenger's seat)
F17
Front passenger door ecu
G301 (under front passenger's seat)
G310
G310 (right rear passenger seat back)
G413
Gnd
Ill-
J/c 27 (forward of right rear fenderwell)
J/c 28, j/c 29 (rearward of right rear fenderwell)
J/c 30 (rearward of right rear fenderwell)
Left rear seat heater
Navigation ecu
Power seat control switch (front passenger's seat lumbar support)
Power seat control switch (front passenger's seat)
Power seat motor & position sensor (right rear passenger's seat & head rest top & bottom control)
Power seat position sensor (right rear passenger's seat slide control)
R14
R23
Rear cigarette lighter
Rear window defogger
Right front seat heater
Right rear buckle switch
Right rear door ecu
Right rear head rest limit switch
Right rear pad wear indicator switch (right rear abs speed sensor)
Right rear seat ecu
Right rear seat heater
Right rear suspension control actuator
Right vibration seat ecu
S30
Sel1
Sel2
Sgnd
Stereo component amplifier
Stereo component tuner
T15
Telephone transceiver & speaker relay
W/ rear power seat
W/o rear power seat
W/rear power seat

HEADLIGHTS

Headlamps Wiring Diagram (1 of 2) for Lexus LS 430 2001

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List of elements for Headlamps Wiring Diagram (1 of 2) for Lexus LS 430 2001:

(inner mirror) door lock control receiver
(left radiator side support) g108
Automatic light control sensor (behind upper center of dash)
Brake fluid level warning switch (on brake master cylinder reservoir)
Bu-
Bubs
Cltb
Clte
Clts
Combination switch
Computer data lines system
Cty
Data
Driver door ecu (inside front of left front door)
Driver side j/b (at left kick panel)
Driver side j/b ecu
E14
F11
G202 (left side of dash)
G302 (right side of shift lever)
Gnd
Head
Hot at all times
Hot in run or start
Hrly
I14
J/c 13 (behind upper center of dash)
J/c 14 & 15 (behind upper center j15 of dash)
J/c 7 (below engine room 1 j/b)
J14
L14
Left front door courtesy switch
Luggage room j/b ecu (on left side of luggage compartment)
Mpx+
Mpx-
Mpx-b
Mpx-b3 fuse 7.5a
Mpx-ig
Mpx-ig fuse 7.5a
Mpx1
Mpx2
Parking brake switch (behind left side of dash)
Passenger side j/b (at right kick panel)
Pkb
Power tilt and power telescopic ecu (behind left side of dash)
Rco
Rda
Red
Rssi
S10
S11
S12
Skid control ecu (behind left side of dash)
Theft deterrent ecu (behind upper right center of dash)
Transponder key computer (behind upper center of dash)

Headlamps Wiring Diagram (2 of 2) for Lexus LS 430 2001

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List of elements for Headlamps Wiring Diagram (2 of 2) for Lexus LS 430 2001:

(door courtesy switches)
(on left front of engine compt, behind headlight) engine room r/b 1
Combination meter
Computer data lines system
Cpu
Dome fuse 10a
Driver side j/b (at left kick panel)
E10
E13
E16
Engine room j/b 1
Engine room j/b 1 (on left front of engine compt, behind headlight)
Engine room r/b 1
Engine room r/b 2 (on left front of engine compt, behind headlight)
F15
Ffog
Fhhl
Fogl
Fogr
Fr fog fuse 15a
Front controller
G108 (left radiator side support)
G109 (right radiator side support)
G201 (right side side panel)
Gateway ecu (behind left side of dash)
Gauge fuse 7.5a
H-lp hi fuse 20a
H-lp l lwr fuse 15a
H-lp r lwr fuse 15a
Head lp relay
Headlight control ecu (left low beam)
Headlight control ecu (right low beam)
Hlhl
Hlhr
Hot at all times
Hot in run
J/c 10, j/c 12 (behind upper center of dash)
J/c 16, j/c 17 (behind upper center of dash)
J10
J12
J16
J17
Left front fog light
Left high beam headlight
Main fusible link 14-ga
Mpd1
Mpd2
Mpi1
Mpi2
Mpl1
Mpl2
Mpx-b2 fuse 7.5a
Mpx1
Mpx2
Passenger side j/b (at right kick panel)
Red
Right front fog light
Right high beam headlight

Headlamps Leveling Wiring Diagram, with Air Suspension for Lexus LS 430 2001

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List of elements for Headlamps Leveling Wiring Diagram, with Air Suspension for Lexus LS 430 2001:

(right side of shift lever)
A20
A21
Air suspension ecu (behind right side of dash)
C17
Chg-
Combination meter
Combination switch
Computer data lines system
Cpu
Dome fuse 10a
Driver side j/b (at left kick panel)
Driver side j/b ecu (at left kick panel)
E10
E13
E16
Engine room r/b 2 (on left front of engine compt, behind headlight)
F15
Flo
Fro2
Front controller
G201 (right side side panel)
G202 (left side of dash)
G302
Gateway ecu (behind left side of dash)
Gauge fuse 7.5a
H-lp lvl fuse 5a
Head
Headlight beam level control ecu (behind right side of dash)
Hot at all times
Hot in run
Hot in run or start
J/c 10, j/c 12 (behind upper center of dash)
J/c 16, j/c 17 (behind upper center of dash)
J10
J12
J16
J17
Left headlight beam level control actuator (left headlight assembly)
Left height control sensor (inside left front wheelwell)
Lh+
Lh-
Lhe
Lhg
Lht
Mpi2
Mpl2
Mpx-b2 fuse 7.5a
Mpx1
Mpx2
Passenger side j/b (at right kick panel)
Passenger side j/b ecu (at right kick panel)
Pnk
Rear height control sensor (under center rear of vehicle)
Red
Rh+
Rh-
Rhe
Rhg
Rht
Right headlight beam level control actuator (right headlight assembly)
S10
S12
S13
Sbf
Sbl1
Sbl2
Sbl3
Sgf
Sgl1
Sgl2
Sgl3
Shf2
Shfl
Shr2
Shrl
Skid control ecu (behind left side of dash)
Spdl
Spdr
Wng

Headlamps Leveling Wiring Diagram, without Air Suspension for Lexus LS 430 2001

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List of elements for Headlamps Leveling Wiring Diagram, without Air Suspension for Lexus LS 430 2001:

(right side of shift lever)
Chg-
Combination meter
Combination switch
Computer data lines system
Cpu
Dome fuse 10a
Driver side j/b (at left kick panel)
Driver side j/b ecu (at left kick panel)
E10
E13
E16
Engine room r/b 2 (on left front of engine compt, behind headlight)
F15
Flo
Fro2
Front controller
G201 (right side side panel)
G202 (left side of dash)
G302
Gateway ecu (behind left side of dash)
Gauge fuse 7.5a
H-lp lvl fuse 5a
Head
Headlight beam level control ecu (behind right side of dash)
Hot at all times
Hot in run
Hot in run or start
J/c 10, j/c 12 (behind upper center of dash)
J/c 16, j/c 17 (behind upper center of dash)
J/c 19, j/c 20 (behind upper right side of dash)
J10
J12
J16
J17
Left headlight beam level control actuator (left headlight assembly)
Left height control sensor (inside left front wheelwell)
Lh+
Lh-
Lhe
Lhg
Lht
Mpi2
Mpl2
Mpx-b2 fuse 7.5a
Mpx1
Mpx2
Passenger side j/b (at right kick panel)
Passenger side j/b ecu (at right kick panel)
Pnk
Rear height control sensor (under center rear of vehicle)
Red
Rh+
Rh-
Rhe
Rhg
Rht
Right headlight beam level control actuator (right headlight assembly)
S10
S12
S13
Sbf
Sgf
Shfl
Shrl
Skid control ecu (behind left side of dash)
Spdl
Spdr
Wng

HORN

Horn Wiring Diagram for Lexus LS 430 2001

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List of elements for Horn Wiring Diagram for Lexus LS 430 2001:

Driver side j/b (at left kick panel)
Driver side j/b ecu (at left kick panel)
Engine room r/b 1 (on left front of engine compt, behind headlight)
Engine room r/b 2 (on left front of engine compt, behind headlight)
F15
Front controller
Horn (high)
Horn (low)
Horn fuse 10a
Horn switch (combination switch)
Hot at all times
Security fuse 7.5a

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Lexus LS 430 2001

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List of elements for Instrument Cluster Wiring Diagram for Lexus LS 430 2001:

(below left side of dash)
(lower left front of engine) engine oil pressure switch
(w/ navigation)
(w/o navigation)
A/b
A/t 2 ind
A/t 3 ind
A/t 4 ind
A/t d ind
A/t l ind
A/t n ind
A/t p ind
A/t r ind
A21
Abs ind
Air suspension ecu (behind right side of dash)
Beam ind
Brake fluid level warning switch (on master cylinder)
Brake ind
C12
C14
Chg- ind
Chk
Clock
Combination meter
Computer data lines system
Cpu
Cruise ind
Data
Display multi
Dome fuse 10a
Door ind
Driver side junction block (behind left kick panel)
E13
E14
E16
Electronic suspension system
Engine control module (left front of engine compt)
Engine control system
Engine oil level sensor
Exterior lights system
F15
Fe2
Fr2
Front fog ind
Fsme
Fsms
Fsmv
Fsse
Fsss
Fssv
Fuel
Fuel gauge
Fuel sender (main) (under left rear of vehicle)
Fuel sender (sub) (under right rear of vehicle)
Fv2
G108 (left radiator side support)
G112 (left side of cylinder head)
G201 (right dash side panel)
G302 (right side of shift lever)
G413 (right quarter panel)
Gauge fuse 7.5a
Head (usa) tail (canada)
Hot at all times
Hot in run or start
I20
Ill-
Interior lights system
J/c 10 (behind upper center of dash)
J/c 12 (behind upper center of dash)
J/c 16, j/c 17 (behind upper center of dash)
J/c 30 (rearward of right rear fenderwell)
J/c 4 (near engine control module)
J/c 7 (behind engine room no 1 j/b & engine room no 1 r/b)
J/c16
J/c16, j/c 17 (behind upper center of dash)
J/c17
J16
J17
L13
L14
Lbl-
Link conn
Luggage room j/b ecu (left side of luggage compt)
Master ind
Mil ind
Mol
Mops
Mpx+
Mpx-
Mpx-b2 fuse 7.5a
Mpx1
Mpx2
Mulit-display
Navigation, sound systems
Num
Pad wear indicator switch (right front)
Pad wear indicator switch (right rear)
Parking brake switch (left side of dash, on parking brake)
Passenger side j/b (right kick panel)
Passenger side j/b ecu (right kick panel)
Passenger side junction block (behind right kick panel)
Pbew
Pblt
Pind
Pkb
Pwr ind
Red
Rset
S10
S11
S12
Seat belt ind
Skid control ecu (behind left side of dash)
Slip ind
Snow ind
Speedometer
Srs ind
Tach
Tachometer
Tems
Tms sport ind
Trip odo/
Trip switch
Turn lh ind
Turn rh ind
Vsc off
Water temp gauge

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for Lexus LS 430 2001

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List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Lexus LS 430 2001:

(behind upper center of dash) j/c 12
(right end of dash)
(right front of headliner) b1
(right side of roof)
(right side of shift lever) g302
+b1
+b2
A/c control assembly
A11
Airbag
Airbag sensor assembly (behind lower center of dash)
C12
Center cluster integration panel
Combination meter
Cspt
Cty
Dome fuse 10a
Door
Driver side j/b (left kick panel)
E13
E16
Engine control module (left front of engine compt)
F13
F15
Fspt
G201
G302 (right side of shift lever)
Gauge fuse 7.5a
Gnd
Gnd1
Gnd3
Hot at all times
Hot in run or start
Ignition key cylinder light
Ile
J/c 10
J/c 10, j/c 11 (behind upper center of dash)
J/c 11
J/c 16, j/c 17 (behind upper center of dash)
Lcty
Led
Left rear interior light
Left step light
Left vanity light
Mpx+
Mpx-
Mpx-b
Mpx-b2 fuse 7.5a
Mpx1
Mpx2
Overhead j/b (at front of roof opening)
Passenger side j/b (right kick panel)
Passenger side j/b ecu
Rcty
Red
Right rear interior light
Right step light
Right vanity light
Security fuse 7.5a
Skid control ecu (behind left side of dash)
W/ nav
W/o nav

Courtesy Lamps Wiring Diagram (2 of 2) for Lexus LS 430 2001

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List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Lexus LS 430 2001:

(rearward of left rear fenderwell) j/c 23
Bdcy
Bdr
C10
Cty
Ctyb
Cyl
D door fuse 25a
D25
Data
Door lock control receiver
Door rr lh fuse 20a
Door rr rh fuse 20a
Driver door ecu (in door)
Driver side j/b (left kick panel)
E11
F17
G312
G413
G414
Gateway ecu (behind left end of dash)
Gnd
Hot at all times
Htr-
I14
J/c 21 (forward of left rear fender- well)
J/c 30 (rearward of right rear fender- well)
J10
L12
L14
Left front door courtesy light
Left front door courtesy switch
Left rear door courtesy light
Left rear door courtesy switch
Left rear door ecu (in door)
Left side outer rear view mirror
Lgcy
Lglp
Luggage compartment light 1
Luggage compartment light 2
Luggage door lock switch
Luggage room j/b (left side of luggage compt)
Luggage room j/b ecu
Mpd1
Mpd2
Mpi1
Mpi2
Mpl1
Mpx-
Mpx1
Mpx2
Nca
P door fuse 25a
P-gnd
Passenger door ecu (in door)
Passenger side j/b (right kick panel)
R14
Rc0
Rda
Red
Right front door courtesy light
Right front door courtesy switch
Right rear door courtesy light
Right rear door courtesy switch
Right rear door ecu (in door)
Right side outer rear view mirror
Rr ecu-b fuse 7.5a
Rssi
Theft deterrent ecu (behind right center of dash)
Transponder key computer (behind right center of dash)

Instrument Illumination Wiring Diagram (1 of 2) for Lexus LS 430 2001

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List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Lexus LS 430 2001:

(left side of dash) g202
Ash+
Ash-
Ashtray illumination
B8 (left rear seat back)
Bdr
C10
C12
Clearance sonar switch
Coin box illumi- nation
Combination meter
Combination switch
Computer data lines
D door fuse 25a
D24
D25
Driver door ecu (in door)
Driver side j/b (left kick panel)
Driver side j/b ecu
Driving position memory switch
E15
F10
F11
F16
F17
G312
G312 (left rear passenger seat back)
G413
Gnd
Hot at all times
Hot in run or start
I18
Inside handle illumination
J/c 13 (behind center of dash)
J/c 14, j/c 15 (behind center of dash)
J/c 21 (forward of left rear fender- well)
J/c 22 (rearward of left rear fenderwell)
J/c 30 (rearward of right rear fender- well)
J10
Led+
Led-
Left rear door ecu (in door)
Left rear seat memory switch
Luggage room j/b (left side of luggage compt)
Mpx-b3 fuse 7.5a
Mpx-ig fuse 7.5a
Mpx1
Mpx2
P door fuse 25a
Panel fuse 7.5a
Panel1
Panel2
Passenger door ecu (in door)
Passenger side j/b (right kick panel)
R12
R13
R14
R15
Rear seat control switch
Red
Remote control mirror switch
Rheostat
Right rear door ecu (in door)
Rr door lh fuse 20a
Rr door rh fuse 20a
Sw1
Sw2
Sw3
Tr+
Tr1
Tr2
Tr3

Instrument Illumination Wiring Diagram (2 of 2) for Lexus LS 430 2001

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List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Lexus LS 430 2001:

(behind center of dash) j/c 12, j/c 13
(behind center of dash) passenger side j/b
(dash harn, behind top right side of dash) i6
(dash harn, below center console) i5
(rearward of right rear fenderwell) j/c 28, j/c 29
(right end of dash) g201
(w/o nav) (w/ nav)
A j16
A/t shift lever illumination
Absorber control switch (w/ electronic suspension)
Audio & rear a/c control switch
B j12
Center cluster integration panel (w/o navigation)
Cigarette lighter (front)
Cigarette lighter (rear)
Clock (w/o navigation)
Console box illumination
D j13
D j28
D j29
Driver's a/c room temperature switch
E j17
E j28
Electronically controlled transmission pattern select switch
Fuel lid opener switch
G302 (right side of shift lever)
G413
Glove box light 1
Glove box light 2
Hazard switch
Height control switch (w/ electronic suspension)
I16
J/c 16, j/c 17 (behind center of dash)
J/c 30 (rearward of right rear fenderwell)
J29 e
Mirror switch
Multi-display (w/ navigation)
Overhead j/b (w/ garage door opener)
Passenger's a/c room temperature switch
Radio & player
Right rear seat memory switch
Traction control switch, seat heater switches, climate control seat switches, headlight cleaner switch, rear sunshade switch, rear seat reset switch

MEMORY SYSTEMS

Driver's Memory Seat Wiring Diagram for Lexus LS 430 2001

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List of elements for Driver's Memory Seat Wiring Diagram for Lexus LS 430 2001:

(body harn, under driver's seat)
C20
Climate control seat ecu (driver) (under left front seat)
Computer data lines system
Csnf
Csnr
D p/seat fuse 7.5a
D24
D25
D27
D28
Down
Driver door ecu (inside front of left front door)
Driver seat ecu (below left side of driver's seat)
Driver side j/b (at left kick panel)
Driver's seat cushion position sensor
Driver's seat cushion power seat motor
Driver's seat front vertical position sensor
Driver's seat front vertical power seat motor
Driver's seat head rest power seat motor & position sensor
Driver's seat lifter position sensor
Driver's seat lifter power seat motor
Driver's seat reclining position sensor
Driver's seat reclining power seat motor
Driver's seat slide position sensor
Driver's seat slide power seat motor
Frv+
Frv-
G312
Gnd
Hot at all times
Hot in on or start
I14
I17
Idl
J/c 10 (behind upper center of dash)
J/c 21 (forward of left rear fender- well)
J/c 21 (forward of left rear fenderwell)
J10
Memory seat switch
Mmry
Mpx-b1 fuse 7.5a
Mpx-ig fuse 7.5a
Mpx1
Mswe
O/p
P22
Passenger side j/b (at right kick panel)
Pnk
Power seat control switch (driver's seat cushion)
Power seat control switch (driver's seat lumbar support)
Power seat motor (driver's seat lumbar support lower side control)
Power seat motor (driver's seat lumbar support upper side control)
Pvcc
Rcl+
Rcl-
Red
Rrv+
Rrv-
Sgnd
Sld+
Sld-
Ssfv
Ssrc
Ssrh
Ssrr
Ssrs
Ssrv
Sysb
Vcc

Memory Mirrors Wiring Diagram for Lexus LS 430 2001

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List of elements for Memory Mirrors Wiring Diagram for Lexus LS 430 2001:

(forward of left rear wheelwell)
Bdr
C10
Computer data lines system
Cpub
D door fuse 25a
D24
D25
Data
Dle
Door lock control receiver (inner mirror)
Driver door ecu (inside front of left front door)
Driver side j/b (at left kick panel)
Driver side j/b ecu (at left kick panel)
Driving position memory switch
Engine control module (on left front of engine compartment, in protective case)
Engine controls system (park/neutral position switch)
F11
F16
F17
Front passenger door ecu (inside right front door)
G202 (left side of dash)
G301 (right side of shift lever)
G310
G312
Gnd
Hot at all times
Hssr
I15
J/c 10, j/c 11 (behind upper center of dash)
J/c 12, j/c 13 (behind upper center of dash)
J/c 14, j/c 15 (behind upper center of dash)
J/c 21
J/c 27 (forward of right rear fenderwell)
J10
J11
J12
J13
J14
J15
Left front door lock control switch (power window master switch)
Left outside rear view mirror
Left/right motor
M+r
Mhr
Mind
Mmry
Mpx-b
Mpx-b1 fuse 7.5a
Mpx-b3 fuse 7.5a
Mpx-ig
Mpx-ig fuse 7.5a
Mpx1
Mpx2
Mr+
Mr-
Msw
Mswe
Mul
Mvr
Outer mirror switch
Passenger side j/b (at right kick panel)
Pnk
Pwe
Rco
Rda
Red
Ret
Retractable motor
Right front door lock control switch
Right outside rear view mirror
Rssi
Rtr
Sensor
Sig
Theft deterrent ecu (behind upper right center of dash)
Up/down motor
Vssr

Memory Power Tilt & Power Telescopic Wiring Diagram for Lexus LS 430 2001

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List of elements for Memory Power Tilt & Power Telescopic Wiring Diagram for Lexus LS 430 2001:

(behind left end of dash
Com1
Com2
Computer data lines system
D24
D25
Driver door ecu (inside front of left front door)
Driver side j/b (at left kick panel)
Driving position memory switch
Ecub
F/b1
F/b2
F11
G10
G202 (left side of dash)
G302 (right side of shift lever)
Gnd
Hot at all times
Hot in on or start
I14
J/c 13 (behind upper center of dash)
J/c 14, j/c 15 (behind upper center of dash)
J/c 9
J14
J15
Ksw
Mmry
Mpx-b3 fuse 7.5a
Mpx-ig fuse 7.5a
Mpx1
Mpx2
Mswe
Nca
Passenger side j/b (at right kick panel)
Pnk
Power tilt & power telescopic ecu (behind left side of dash)
Red
S5v1
S5v2
Sg1
Sg2
Sin1
Sin2
Telescopic motor & position sensor
Ti & te fuse 20a
Tilt motor & position sensor
Transponder key computer (behind upper center of dash)
Unlock warning switch

Memory Rear Seat Wiring Diagram for Lexus LS 430 2001

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List of elements for Memory Rear Seat Wiring Diagram for Lexus LS 430 2001:

(behind upper center of dash) j/c 10, j/c 11
(left rear passenger seat back)
(right rear passenger seat back)
B10
Bkl
Can
Computer data lines system
Cty
Down
Driver side j/b (at left kick panel)
G201 (right dash side panel)
G310
G312
G414 (rearward of left rear fenderwell)
Gnd
Hdwn
Hot at all times
Hrsw
Hup
I20
I21
Ind
J/c 23
J/c 27 (forward of right rear fenderwell)
J/c 31 (behind left rear seat back)
J/c 32 (behind right rear seat back)
J10
J11
Left rear buckle switch
Left rear door courtesy switch
Left rear head rest limit switch
Left rear seat memory switch
Luggage room j/b (on left side of luggage compartment)
Mpx
Mpx-
Mpx-b1 fuse 7.5a
Mpx1
Mpx2
Mswe
Passenger side j/b (at right kick panel)
Passenger side j/b ecu (at right kick panel)
Pcv2
Power seat motor & position sensor (left rear passenger's seat head rest top & bottom control)
Power seat motor & position sensor (right rear passenger's seat head rest top & bottom control)
Power seat motor (left rear passenger's seat slide control)
Power seat motor (right rear passenger's seat slide control)
Power seat position sensor (left rear passenger's seat slide control)
Power seat position sensor (right rear passenger's seat slide control)
Pvcc
R12
R13
R14
R15
Rear door ecu (left) (inside left rear door)
Rear door ecu (right) (inside right rear door)
Rear seat control switch
Rear seat ecu (left) (behind left rear seat back)
Rear seat ecu (right) (behind right rear seat back)
Rear seat reset switch (under front of center floor console)
Red
Right rear buckle switch
Right rear door courtesy switch
Right rear head rest limit switch
Right rear seat memory switch
Rr seat lh fuse 30a
Rr seat rh fuse 30a
Rrsw
Sel
Sel2
Set
Sgnd
Sld+
Sld-
Ssrh
Ssrs
Ssrv
Sysb

NAVIGATION

Navigation Wiring Diagram for Lexus LS 430 2001

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List of elements for Navigation Wiring Diagram for Lexus LS 430 2001:

+b1
A10
A11
A12
A13
A14
A15
A16
A17
A18
Acc
Aui+
Aui-
Auo+
Auo-
B10
B11
B12
B13
B14
Braided
C10
C12
Combination meter
Computer data lines system
Crt fuse 7.5a
Driver side j/b at left kick panel)
E16
E17
Engine room j/b (left side of engine compt)
Fl-
G206 (right dash brace)
G413 (right quarter panel)
Gnd
Gnd1
Hot at all times
Hot in acc or run
Hot in start or run
Hot with l-acc realay energized
J/c 14 & j/c 15 (behind upper center of dash)
J/c 28 (rearward of right rear fenderwell)
J/c 30 (rearward of right rear fenderwell)
J14
J15
Left front door speaker
Luggage room j/b (left side of luggage compt)
Macc
Mcmv
Mco+
Mi1+
Mic-
Multi-display
N-mu
Navigation ecu (on lower right side of luggage compt)
Nvmu
Panel fuse 7.5a
Parking brake switch
Passenger side j/b (at right kick panel)
Passenger side j/b ecu (at right kick panel)
Pbew
Pg-i fuse 7.5a
Pkb
Pnk
Red
Rev
Rr acc fuse 7.5a
S29
S30
Sound system
Spd
Spdo
Stereo component amplifier (right side of luggage compt, behind trim)
Sync
T14
Tel fuse 7.5a
Telephone transceiver & speaker relay (right side of luggage compt)
Tx+
Tx-

Parking Assistant Wiring Diagram for Lexus LS 430 2001

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List of elements for Parking Assistant Wiring Diagram for Lexus LS 430 2001:

(rear harness, behind left front bumper)
B4 (rear harness, behind center of rear bumper)
Clearance sonar ecu (on left side of luggage compt)
Clearance sonar switch
Clearance warning sonar buzzer (front) (behind left side of dash)
Clearance warning sonar buzzer (rear) (near center of rear speaker shelf)
Clsw
Computer data lines system
Driver side j/b (at left kick panel)
E11
E13
Fbz
Fbz+
Fcl
Fcr
Fgnd
Fls
Frs
G414 (left quarter panel)
Gauge fuse 7.5a
Hot in on or start
Hot with l-ig1 realay energized
J/c 23 (rearward of left rear fenderwell)
Luggage room j/b (left side of luggage compt)
Mgnd
Rbl
Rbr
Rbz
Rbz+
Red
Rgnd
Rr ig fuse 7.5a
Ultrasonic sensor (front left center)
Ultrasonic sensor (front left side)
Ultrasonic sensor (front left)
Ultrasonic sensor (front right center)
Ultrasonic sensor (front right side)
Ultrasonic sensor (front right)
Ultrasonic sensor (rear left center)
Ultrasonic sensor (rear left)
Ultrasonic sensor (rear right center)
Ultrasonic sensor (rear right)

PASSIVE RESTRAINTS

Electric Tension Reducer Wiring Diagram for Lexus LS 430 2001

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List of elements for Electric Tension Reducer Wiring Diagram for Lexus LS 430 2001:

A24
A25
Air bag sensor assembly (on transmission tunnel)
Driver side j/b (behind left kick panel)
Driver side j/b ecu (behind left kick panel)
G302 (right side of shift lever)
G414 (left quarter panel)
Gauge fuse 7.5a
Hot in run or start
J/c 14 (behind upper center of dash)
J/c 23 (rearward of left rear fenderwell)
Left tension reducer solenoid (base of left "b" pillar)
P-ig fuse 7.5a
Passenger side j/b (behind right kick panel)
Passenger side j/b ecu (behind right kick panel)
Right buckle switch (in buckle)
Right tension reducer solenoid (base of right "b" pillar)

Power Shoulder Belt Anchorage Wiring Diagram for Lexus LS 430 2001

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List of elements for Power Shoulder Belt Anchorage Wiring Diagram for Lexus LS 430 2001:

B/anc
Bdr
Computer data lines system
Cpub
F16
F17
Front passenger door ecu (in right fornt door)
G302 (right side of shift lever)
G310 (right rear floor partition panel)
Gnd
Gnd1
Hot at all times
J/c 27 (forward of right rear fenderwell)
J10
Mpx-b1 fuse 7.5a
Mpx2
Mxp-
P b/anc fuse 5a
P door fuse 25a
Passenger side j/b (right kick panel)
Passenger side j/b ecu
Pbm+
Pbm-
Psdn
Pse
Psup
Red
Shoulder belt adjust switch (right) (on right front door)
Shoulder belt anchor motor (right) (near middle of right "b" pillar)

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 5) for Lexus LS 430 2001

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List of elements for Power Distribution Wiring Diagram (1 of 5) for Lexus LS 430 2001:

(at right kick panel) passenger side j/b
(see headlights system)
Abs 1 fuse 40a
Abs 2 fuse 40a
Air conditioning system
Air conditioning system & body computer system
Air sus fuse 40a
Alt fuse 140a
Alt-s fuse 5a
Am 2 fuse 30a
Anti-lock brake system & cruise control system
Anti-theft system, body computer system & horns system
Anti-theft system, body computer system, door locks system & power windows system
Anti-theft system, body computer system, door locks system, mirrors system, passive restraints system, power windows system & seats system
Battery
Battery fuse 30a
Body computer system
Body computer system & exterior lights system
Body computer system & headlights system systems
Body computer system, exterior lights system, headlights system, instrument cluster system, interior lights system, memory system, mirrors system, trunk, tailgate, fuel doors system & wiper/washer system
C12
C13
Crt fuse 7.5a
Cruise control system
Cruise control system, engine controls system & transmission systems
D-j/b fuse 80a
D/c cut fuse 20a
Defog fuse 40a
Defogger system
E16
Efi 1 fuse 30a
Efi 2 fuse 7.5a
Efi main relay
Electronic suspension system
Engine controls system
Engine room j/b 1 (on left front of engine compt, behind headlight)
Engine room r/b 1
Etcs fuse 10a
Fan fuse 50a
Fan relay
From ignition switch (diagram 3 of 5)
Fusible link block
H-lp hi fuse 20a
Haz fuse 15a
Headlamp relay
Heater fuse 50a
Horn fuse 10a
I10
I21
Ig2 fuse 7.5a
Ig2 relay
Lug j/b fuse 50a
Mirrors system & passive restraints system
Mpx-b
Mpx-b1 fuse 7.5a
Mpx-b2 fuse 7.5a
Mpx-b3 fuse 7.5a
Navigation system
Nca
P-j/b fuse 80a
Passenger side j/b ecu
R/b fuse 60a
Radio 1 fuse 7.5a
Red
Seats system
Sound system
Starter
Starting/ charging system
To dome fuse (diagram 2 of 5)
To driver side j/b (d-acc relay) (diagram 4 of 5)
To engine room j/b 1 (r/b 1, h-lp cln fuse, 30a) (diagram 2 of 5)
To engine room j/b 1 (r/b 1, h-lp l lwr, fuse 15a) (diagram 2 of 5)
To engine room j/b 1 (r/b 1, ign fuse, 7.5a) (diagram 2 of 5)
To ignition switch (diagram 3 of 5)
To junction connector j3 (diagram 2 of 5)
To luggage room j/b (diagram 5 of 5)
To passenger side j/b (p door fuse, 25a) (diagram 3 of 5)
W/ compass
W/o compass

Power Distribution Wiring Diagram (2 of 5) for Lexus LS 430 2001

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List of elements for Power Distribution Wiring Diagram (2 of 5) for Lexus LS 430 2001:

(rb 1, ig2 relay) (diagram 1 of 5)
A/c ig fuse 7.5a
Air conditioning system
Air conditioning system, cooling fans system, cruise control system, defogger system, exterior lights system, mirrors system, navigation system, seats system, starting/charging system, transmissions system & wiper/washer system
Anti-theft system, body computer system, exterior lights system & headlights system
Body computer system & headlights system
Body computer system & wiper/ washer system
Body computer system & wiper/washer system
Cruise control system, engine controls system & transmissions system
Dome fuse 10a
E13
Engine controls system & starting/ charging system
Engine room j/b 1
Engine room j/b 1 (on left front of engine compt, behind headlight)
Engine room r/b 1
Engine room r/b 1 (on left front of engine compt, behind headlight)
Fr fog fuse 15a
Fr ig fuse 7.5a
From driver side j/b (d-ig1 relay) (diagram 4 of 5)
From engine room j/b 1 (r/b 1, headlamp relay) (diagram 1 of 5)
From engine room j/b 1 (r/b 1, ig2 relay) (diagram 1 of 5)
From engine room j/b 1 j
From fr fog fuse (diagram 2 of 5)
From fusible link block (r/b fuse, 60a) (diagram 1 of 5)
From passenger side j/b (mpx-b1 fuse, 7.5a) (diagram 1 of 5)
G108 (left radiator side support)
H-lp cln fuse 30a
H-lp l lwr fuse 15a
H-lp r lwr fuse 15a
Ig1 relay
Ign fuse 7.5a
Inj fuse 10a
J/c 3 (near engine control module, in protective case)
J/c 7 (below engine room room j/b 1 & engine room r/b 1)
Passenger side j/b (at right kick panel)
Red
Tail fuse 7.5a
To ig1 relay (diagram 2 of 5)
Washer fuse 20a
Wip fuse 30a
Wiper/ washer system

Power Distribution Wiring Diagram (3 of 5) for Lexus LS 430 2001

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List of elements for Power Distribution Wiring Diagram (3 of 5) for Lexus LS 430 2001:

Acc
Air conditioning system, body computer system, instrument cluster system, mirrors system, navigation system, power tops system, seats system, warning system & wiper/washer system
Air conditioning system, instrument cluster system, navigation system & sound system
Am1
Am2
Amp fuse 30a
Anti-theft system, body computer system, door locks system, interior lights system, mirrors system, passive restraints system & power tops system
B/anc
C10
C17
D door fuse 25a
E17
Engine controls system, starting/ charging system & transmissions system
Engine room j/b 1 (on left front of engine compt, behind
Engine room r/b 1
From driver side j/b (am1 fuse, 7.5a) (diagram 4 of 5)
From driver side j/b (d-acc relay) (diagram 4 of 5)
From driver side j/b (d-ig1 relay) (diagram 4 of 5)
From fusible link block (am2 fuse, 30a) (diagram 1 of 5)
From fusible link block (p-j/b fuse, 80a) (diagram 1 of 5)
Front cigarette lighter
Fusible link block (on right rear of engine compt)
G201 (right side side panel)
G302 (right side of shift lever)
H-lp lvl fuse 5a
Headlights system
Ig1
Ig2
Ignition switch
J10
Junction connectors j/c 12 & j/c 13 (behind upper center of dash)
Lock
Navigation system & sound system
P b/anc fuse 5a
P door fuse 25a
P rr-ig fuse 10a
P s/htr fuse 15a
P-acc fuse 7.5a
P-acc relay
P-cig fuse 15a
P-ig fuse 7.5a
P-ig1 relay
Passenger side j/b (at right kick panel)
Passenger side j/b ecu
Pnk
Power tops system
Red
S/roof fuse 25a
Seats system
St2
Start
Starter fuse 7.5a
Starter relay
Tel fuse 7.5a
To passenger side j/b (ig2 fuse 7.5a) (diagram 1 of 5)

Power Distribution Wiring Diagram (4 of 5) for Lexus LS 430 2001

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List of elements for Power Distribution Wiring Diagram (4 of 5) for Lexus LS 430 2001:

(right side side panel) g201
A/c fuse 7.5a
Abs-ig fuse 7.5a
Air conditioning system
Air conditioning system & body computer system
Airsus fuse 20a
Am1 fuse 7.5a
Anti-theft system, body computer system, defogger system, door locks system, mirror system, passive restraints system & power windows system
Anti-theft system, body computer system, door locks system & power windows system
Anti-theft system, body computer system, door locks system, mirrors system, power windows system & shift interlock system
B/anc
Body computer system
Body computer system & horns system
Body computer system, cruise control system, electronic suspension system, engine controls system, exterior lights system, seats system, shift interlock system & transmission system
Body computer system, garage door system & interior lights system
Cruise control system
Cruise control system, electronic suspension system, engine controls system & transmission system
D b/anc fuse 5a
D p/seat fuse 30a
D rr-ig fuse 10a
D s/htr fuse 15a
D-acc fuse 7.5a
D-acc relay
D-cig fuse 15a
D-ig1 relay
Driver side j/b (at left kick panel)
Driver side j/b ecu
E10
E11
E17
Electronic suspension system
F11
F12
F15
F16
F17
F18
From d s/htr p fuse 15a (diagram 4 of 5)
From fusible link block (d-j/b fuse, 80a) (diagram 1 of 5)
From security q fuse 7.5a (diagram 4 of 5)
G10
G202 (left side of dash)
G413
Gauge fuse 7.5a
I15
I17
J/c 30 (rearward of right rear fenderwell)
J10
Memory system
Mpx-ig fuse 7.5a
Navigation system
Obd fuse 7.5a
Panel fuse 7.5a
Passive restraints system & body computer system
Pnk
Power outlet
Pwr outlet fuse 15a
Rear cigarette lighter
Red
Seats system
Security fuse 7.5a
Shift interlock system
Stop fuse 5a
Ti & te fuse 20a
To engine room j/b 1 (r/b 1, ig1 relay) (diagram 2 of 5)
To gauge fuse 7.5a (diagram 4 of 5)
To ignition switch (diagram 3 of 5)
To j/c 12 & j/c 13 (diagram 3 of 5)
To panel fuse 7.5a (diagram 4 of 5)
To passenger side j/b (p-acc relay) (diagram 3 of 5)

Power Distribution Wiring Diagram (5 of 5) for Lexus LS 430 2001

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List of elements for Power Distribution Wiring Diagram (5 of 5) for Lexus LS 430 2001:

Acc
Air conditioning system & body computer system
Anti-theft system, body computer system, door locks system, interior lights system & power windows system
Body computer system & interior lights system
Body computer system, exterior lights system & interior lights system
C10
C11
Cellular telephone system
Coil
Contact
E13
E19
F10
From fusible link block (lug j/b fuse, 50a) (diagram 1 of 5)
From rr s/shade r fuse 15a (diagram 5 of 5)
Fuel opn fuse 10a
Fuel opn(p)
G414
J/c 23 (rearward of left rear fenderwell)
L-acc relay
L-ig1 relay
L-o/c (p)
Lce lp fuse 7.5a
Luggage room j/b (on left side of luggage compartment)
Luggage room j/b ecu
Navigation system
Noise filter
P p/seat fuse 30a
P-gnd
Rr a/c fuse 7.5a
Rr acc fuse 7.5a
Rr door lh fuse 20a
Rr door rh fuse 20a
Rr ecu-b fuse 30a
Rr ig fuse 7.5a
Rr s/htr fuse 20a
Rr s/shade fuse 15a
Rr s/shade relay
Rr seat lh fuse 30a
Rr seat rh fuse 30a
Seats system
Sound system
To fuel opn fuse 10a (diagram 5 of 5)

POWER DOOR LOCKS

Power Door Lock Wiring Diagram (1 of 2) for Lexus LS 430 2001

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List of elements for Power Door Lock Wiring Diagram (1 of 2) for Lexus LS 430 2001:

A1+
A1-
Anti-theft system
Bdr
Cps1
Cps2
Cps3
Cpse
Cpub
Cty
D24
D25
Dbls
Dle
Driver door ecu (in left front door)
Driver side j/b (at left kick panel)
F11
F16
F17
Front passenger door ecu (in right front door)
Full
G310
G312
Ground
Half
Hot at all times
I15
Ill+
J/c 21 (forward of left rear fenderwell)
J/c 27 (forward of right rear fenderwell)
Keye
Kul
Left front door courtesy switch
Left front door lock motor
Lsw
Mpx-ig fuse 7.5a
Mpx1
Mpx2
Mul
Pnk
Pole
Power window master switch
Pwe
Pws
Red
Right front door courtesy switch
Right front door lock control switch
Right front door lock motor
Sig
Warning systems

Power Door Lock Wiring Diagram (2 of 2) for Lexus LS 430 2001

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List of elements for Power Door Lock Wiring Diagram (2 of 2) for Lexus LS 430 2001:

A1+
A1-
Anti-theft system
Bdr
C10
Cps1
Cps2
Cps3
Cpse
Cpub
Cty
D door fuse 25a
Dbls
Dlel
Driver side j/b
Full
G310
G312
G413
Ground
Half
Hot at all times
I10
I22
J/c 21 (forward of left rear fenderwell)
J/c 27 (forward of right rear fenderwell)
J/c 30 (rearward of right rear fenderwell)
J10
J11
J12
J13
Junction connector (behind upper center of dash)
Left rear door courtesy switch
Left rear door ecu (in left rear door)
Left rear door lock motor
Lh rr door fuse 20a
Lsw
Luggage room j/b (on left side of luggage compartment)
Mpx-b1 fuse 7.5a
Mpx1
Mpx2
P door fuse 25a
Passenger side j/b (at right kick panel)
Pole
R13
R14
Red
Rh rr door fuse 20a
Right rear door courtesy switch
Right rear door ecu (in right rear door)
Right rear door lock motor
Sel1
Sig

POWER MIRRORS

Electrochromic Mirror Wiring Diagram for Lexus LS 430 2001

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List of elements for Electrochromic Mirror Wiring Diagram for Lexus LS 430 2001:

Driver door ecu (in door)
Ec+
Ec-
Eci+
Eci-
F14
F16
G302 (right side of gear shift lever)
Gnd
Gnd5
Hot in on or start
I12
Ig1
Inner mirror
J/c 14 (behind upper center of dash)
Left outside rear view mirror
Overhead j/b (at front of roof opening)
P-ig fuse 15a
Passenger door ecu (in door)
Passenger side j/b (right kick panel)
Right outside rear view mirror

POWER SEATS

Climate Control Seats Wiring Diagram for Lexus LS 430 2001

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List of elements for Climate Control Seats Wiring Diagram for Lexus LS 430 2001:

(behind upper center of dash)
(under front
Blr mtr lh
Climate control seat switch
D s/htr fuse 15a
Driver seat climate controller
Driver seat ecu (below seat)
Driver side j/b (at left kick panel)
Driver's climate control seat ecu
G j14
G j15
G201 (right dash side panel)
G301
G312 (forward of left rear fenderwell)
Hot in on or start
Idl
Ind
J/c
J/c 14, j/c 15
Lh chsh thrm
Lind
Lv5
Lvg
Lvs
P s/htr fuse 15a
P-ig fuse 7.5a
Passenger seat climate controller
Passenger side j/b (at right kick panel)
Passenger's climate control seat ecu
Passenger's seat)
Pnk
Red
Rind
Rlid
Rrid
Rsid
Rv5
Rvg
Rvs
Tb5
Tbs
Tdb+
Tdb-
Ted lh/cush

Driver's Lumbar Wiring Diagram for Lexus LS 430 2001

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List of elements for Driver's Lumbar Wiring Diagram for Lexus LS 430 2001:

(forward of left rear fenderwell)
D p/seat fuse 30a
Driver side j/b (at left kick panel)
Driver's lumbar support control switch
G312
Hot at all times
J/c 21
J10
Lower side lumbar control motor
Red
Upper side lumbar control motor

Heated Seats Wiring Diagram, Front for Lexus LS 430 2001

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List of elements for Heated Seats Wiring Diagram, Front for Lexus LS 430 2001:

(behind upper center of dash)
(forward of left rear fenderwell)
D s/htr fuse 15a
Driver seat heater
Driver side j/b (at left kick panel)
G j14
G j15
G201 (right dash side panel)
G301 (under front passenger's seat)
G312
Hot in on or start
J/c 14, j/c 15
J/c 21
P s/htr fuse 15a
P-ig fuse 7.5a
Passenger seat heater
Passenger side j/b (at right kick panel)
Seat heater switch
Thl
Thr

Heated Seats Wiring Diagram, Rear for Lexus LS 430 2001

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List of elements for Heated Seats Wiring Diagram, Rear for Lexus LS 430 2001:

(behind upper center of dash)
(forward of right rear fenderwell)
B10
B11
G j14
G j15
G201 (right dash side panel)
G310
G312 (left rear passenger seat back)
Hil
Hir
Hot in on or start
Indc
J/c 14, j/c 15
J/c 27
Left rear seat heater
Luggage room j/b (left side of luggage compt)
P-ig fuse 7.5a
Passenger side j/b (at right kick panel)
Rear seat heater switch
Right rear seat heater
Rr s/htr fuse 20a
Seat heater switch
W/ rear power seats
W/o rear power seats

Passenger's Power Seat Wiring Diagram for Lexus LS 430 2001

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List of elements for Passenger's Power Seat Wiring Diagram for Lexus LS 430 2001:

Down
Front
G301 (under front passenger's seat)
Head rest
Head rest control motor (in seat)
Hot at all times
Lifter
Lifter control motor (in seat)
Lumbar
Lumbar support control motor (in seat)
P p/seat fuse 30a
Passenger side j/b (at right kick panel)
Passenger's power seat control switch
Passenger's power seat sub control switch
Passenger's seat lumbar support switch
Rear
Reclining
Reclining control motor (in seat)
Red
Slide
Slide control motor (in seat)
Vertical
Vertical control motor (in seat)

Rear Vibrating Seats Wiring Diagram for Lexus LS 430 2001

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List of elements for Rear Vibrating Seats Wiring Diagram for Lexus LS 430 2001:

B10
Driver door ecu
Driver side j/b (at left kick panel)
Front passenger door ecu
G j10
G310 (right rear passenger seat back)
G312 (left rear passenger seat back)
Gnd1
Hot at all times
Hot in on or start
I14
I20
J/c 10, j/c 11 (behind upper center of dash)
J/c 31 (behind left rear seat back)
J11 g
Left rear door ecu
Left rear seat ecu
Left rear vibration seat ecu
Left vibrator
Mpx
Mpx-b1 fuse 10a
Mpx1
Mpx2
P rr-ig fuse 10a
Passenger side j/b (at right kick panel)
Right rear door ecu
Right rear seat ecu
Right rear vibration seat ecu
Right vibrator
Stop
Strt
Sysb
Vib+
Vib-
Vibe
Vibration switch (part of rear seat control switch)

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagrams for Lexus LS 430 2001

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List of elements for Power Top/Sunroof Wiring Diagrams for Lexus LS 430 2001:

Cls
Combination meter
Cpu
Cty
D25
Data
Dome fuse 10a
Door lock control receiver (inner mirror)
Down
Driver door ecu (inside front of left front door)
Driver side j/b (at left kick panel)
Dwn
E11
E13
E16
F15
F17
F18
G201 (right dash side panel)
G302 (right side of shift lever)
Gateway ecu (behind left side of dash)
Gauge fuse 7.5a
Gnd
Hot at all times
Hot in on or start
Hot in run
I14
I19
Ig3
J/c 10, j/c 12 (behind upper center of dash)
J/c 14 (behind upper center of dash)
J/c 16, j/c 17 (behind upper center of dash)
J12
J14
J16
J17
Left front door courtesy switch
Left rear door courtesy switch
Left rear door ecu (inside front of left rear door)
Moon roof control ecu (at front of roof opening)
Mpd1
Mpd2
Mpi2
Mpx
Mpx-b2 fuse 7.5a
Mpx1
Mpx2
Opn
Overhead j/b (at front of roof opening)
P-ig fuse 7.5a
Passenger side j/b (at right kick panel)
R13
R14
Rc0
Rda
Red
Right front door courtesy switch
Right front door ecu (inside front of right front door)
Right rear door courtesy switch
Right rear door ecu (inside front of right rear door)
Rssi
S/roof fuse 25a
Theft deterrent ecu (behind right upper center of dash)
Transponder key computer (behind upper center of dash)

POWER WINDOWS

Power Windows Wiring Diagram (1 of 3) for Lexus LS 430 2001

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List of elements for Power Windows Wiring Diagram (1 of 3) for Lexus LS 430 2001:

(in front of left front door) driver door ecu
+b1
+b2
Acc
Auto
Bdr
Bzr
Bzr2
Bzr3
Bzrg
C10
Cpub
Cty
D door fuse 25a
D-acc fuse 7.5a
D24
D25
Data
Ddn
Door lock control receiver (inner mirror)
Driver side j/b (at left kick panel)
Dt1
Dt2
Dt3
Dup
F11
F17
F18
G302 (right side of shift lever)
G312 j/c 21 (forward of left rear fenderwell)
Gnd
Hot at acc or on
Hot at all times
Hot in on or start
I14
I15
I19
I21
I22
J10
J11 j/c 10, j/c 11 (behind upper center of dash)
J12
J13 j/c 12, j/c 13 (behind upper center of dash)
J14 j/c 14, j/c 15 (behind upper center of dash)
J15
Keyless buzzer (near base of "a" pillar)
Keyless buzzer on/off switch
Left front door courtesy switch
Left front power window motor
Lmt
Mdn
Mpx-ig fuse 7.5a
Mpx1
Mpx2
Mup
Open
Passenger side j/b (at right kick panel)
Pls
Power window master switch
Pwe
Pws
Rc0
Rda
Red
Rssi
Sc1
Sc2
Sc3
Security fuse 7.5a
Sgnd
Sig
Theft deterrent ecu (behind upper right center of dash)
Trans- ponder key computer (behind upper center of dash)
W/l
Wls1
Wlsw

Power Windows Wiring Diagram (2 of 3) for Lexus LS 430 2001

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List of elements for Power Windows Wiring Diagram (2 of 3) for Lexus LS 430 2001:

Auto
Bdr
Cpub
Cty
E11
E18
F16
F17
Front passenger door ecu (inside right front door)
G310
Gateway ecu (behind left side of dash)
Gnd
Hot at all times
I10
I13
J/c 27 (forward of right rear fendewell)
J10
J10 j/c 10, j/c 11 (behind upper center of dash)
J11
Lmt
Mdn
Mpd1
Mpd2
Mpx-b1 fuse 7.5a
Mpx1
Mpx2
Mup
P door fuse 25a
Passenger side j/b (at right kick panel)
Pct
Pls
Pwe
Red
Right front door courtesy switch
Right front power window control switch
Right front power window motor
Sgnd
Sig
Wls1

Power Windows Wiring Diagram (3 of 3) for Lexus LS 430 2001

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List of elements for Power Windows Wiring Diagram (3 of 3) for Lexus LS 430 2001:

(inside left rear door) left rear door ecu
Auto
Bdr
C10
Cpub
Cty
G310
G413
Gnd
Hot at all times
J/c 21 (forward of left rear fenderwell)
J/c 27 (forward of right rear fendewell)
J/c 30 (rearward of right rear fendewell)
Left rear door courtesy switch
Left rear power window control switch
Left rear power window motor
Lmt
Mdn
Mpx1
Mpx2
Mup
Pct
Pcti
Pcto
Pls
Pwe
R12
R13
R14
R15
Red
Right rear door courtesy switch
Right rear door ecu (inside right rear door)
Right rear power window control switch
Right rear power window motor
Rr door lh fuse 20a
Rr door rh fuse 20a
Sel1
Sgnd
Sig

Rear Window Sun Shade Wiring Diagram for Lexus LS 430 2001

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List of elements for Rear Window Sun Shade Wiring Diagram for Lexus LS 430 2001:

(right side side panel) g201
Ecu
Fsw
G312 (left rear passenger seat back)
G414
Hot at all times
J/c 23 (rearward of left rear fenderwell)
J/c 26 (near center of rear speaker shelf)
Lmt
Luggage room j/b (on left side of luggage compt)
Luggage room j/b ecu
P-gnd
Passenger side j/b ecu (at right kick panel)
R27
Rear sunshade control relay (below center of rear speaker shelf)
Rear sunshade switch
Rear sunshade switch (part of rear seat control switch) (w/ rear power seat only)
Rev
Rr s/shade fuse 15a
Rr s/shade relay
Rss
Rsw
W/ rear pwr seat and/or air suspension
W/o rear pwr seat and/or air suspension

RADIO

Radio Wiring Diagrams (1 of 2) for Lexus LS 430 2001

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List of elements for Radio Wiring Diagrams (1 of 2) for Lexus LS 430 2001:

Acc
Amp fuse 30a
Atx+
Atx-
E17
G206 (right dash brace)
G413
Gateway ecu (behind left end of dash)
Gnd
Gtx+
Gtx-
Hot at all times
Hot in on & acc
Hot with l-acc relay energized
J/c 14, j/c 15 (behind upper center of dash)
J/c 28, j/c 29 (rearward of right rear fenderwell)
J/c 30 (rearward of right rear fenderwell)
Luggage room j/b (on left side of luggage compt)
Mmut
Multi- display
Mute
Nca
P-acc fuse 7.5a
Passenger's side j/b (at right kick panel)
Radio & player
Radio fuse 1 7.5a
Red
Rr acc fuse 7.5
Rr ecu-b fuse 7.5
Sgnd
Stereo component tuner
Tel fuse 7.5a
Tsx-
Tx+
Tx-
Txs+
Txs-
W/ navigation

Radio Wiring Diagrams (2 of 2) for Lexus LS 430 2001

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List of elements for Radio Wiring Diagrams (2 of 2) for Lexus LS 430 2001:

+b1
+b2
7 speaker
9 speaker
Acc
Audio & rear a/c control switch
Aui+
Aui-
Auo+
Auo-
C12
Combination meter
Fl+
Fl-
Fr+
Fr-
G312 (left rear passenger seat back)
G413
Gnd
Gnd4
Gnd5
J/c 30 (rearward of right rear fenderwell)
J/c j28, j17 (behind upper center of dash)
Left front door speaker
Left front tweeter
Left rear door speaker
Left rear tweeter
Ml+
Ml-
Mr+
Mr-
Mtx+
Mtx-
Mute
N-mu
Navigation ecu (right rear corner of luggage compartment)
Nvmu
Pnk
Red
Right front door speaker
Right front tweeter
Right rear door speaker
Right rear tweeter
Rl+
Rl-
Rr+
Rr-
Rtx+
Rtx-
S28
S29
S30
Sp+
Sp-
Spd
Spdo
Spi+
Spi-
Stereo component amplifier (on right side of luggage compt, behind trim)
T14
T15
Telephone transceiver & speaker relay (w/ link system: on right side of luggage compartment, w/o link system: on left side of luggage compartment)
Tmut
Tx+
Tx-
W/ navigation
W/o navigation
Wfl+
Wfl-
Wfr+
Wfr-
Woofer

SHIFT INTERLOCKS

Shift Interlock Wiring Diagram for Lexus LS 430 2001

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List of elements for Shift Interlock Wiring Diagram for Lexus LS 430 2001:

Acc
D-acc fuse 7.5a
Driver side j/b ecu (left kick panel)
Driver side junction block (left kick panel)
F18
G201 (right dash side panel)
G302 (right side of shift lever)
Gauge fuse 7.5a
Hot at all times
Hot in acc or on
Hot in on or start
J/c 11 (behind upper center of dash)
Key interlock solenoid (in ignition switch assembly)
Kls+
Red
Shift lock control ecu (below shifter lever, in center comsole)
Stop fuse 5a
Stop light switch (on bracket, above brake pedal)
Stp

STARTING/CHARGING

Charging Wiring Diagram for Lexus LS 430 2001

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List of elements for Charging Wiring Diagram for Lexus LS 430 2001:

Alt fusible link 140a
Alt-s fusible link 5a
Battery
Battery ground
Chg
Combination meter
Computer data lines system
Cpu
Driver side j/b (left kick panel)
Engine control module (on left front of engine compartment in protective case)
Engine room r/b 1 (left front of engine compt, behind headlight)
Fr ig fuse 7.5a
Fusible link block (on right rear of engine compartment)
G302 (right side of shift lever)
Gauge fuse 7.5a
Generator
Hot in on or start
J/c 1 & 2 (near engine control module, in protective case)
J/c 16 & 17 (behind upper center of dash)
J16
J17
Mpx1
Nca
Red

Starting Wiring Diagram for Lexus LS 430 2001

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List of elements for Starting Wiring Diagram for Lexus LS 430 2001:

Acc
Am2
Am2 fuse 20a
Battery
E10 (engine harness, right side of firewall)
E2 (engine harness, near ecm)
Engine control module (on left front (of engine compt, in protective case)
Fusible link block (on right rear of engine compt)
G120 (side of right cylinder head)
Ignition switch
J/c 5 & j/c 6 (near engine control module, in protective case)
Lock
Nca
Park/neutral position switch (on right side (of transaxle)
St2
Sta fuse 7.5
Start
Starter
Starter relay

SUPPLEMENTAL RESTRAINTS

Supplemental Restraint Wiring Diagram (1 of 2) for Lexus LS 430 2001

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List of elements for Supplemental Restraint Wiring Diagram (1 of 2) for Lexus LS 430 2001:

(near lower rear of left rear door opening) left rear side air bag sensor
(right side of shift lever) g302
+sl
+sr
-sl
-sr
A23
A24
A25
Air bag sensor assembly (behind lower center of dash, on transmission tunnel)
Air bag squib (steering wheel pad)
Driver side j/b (at left kick panel)
Escl
Escr
Esl
Esr
Fsr+
Fsr-
Hot in on or start
Icl+
Icl-
Icr+
Icr-
Ig1
Ig2
Ig2 fuse 7.5a
Left air bag curtain shield squib
Left front pretensioner
Left rear pretensioner
Left side air bag squib
Mpx-ig fuse 7.5a
Mpx1
Mpx2
P2+
P2-
Passenger side j/b (at right kick panel)
Pl+
Pl-
Plr+
Plr-
Pnk
Pr+
Pr-
Prr+
Prr-
Rbe+
Red
Right curtain shield air bag squib
Right front buckle switch (in right front seat belt buckle)
Right front pretensioner (near base of right "b" pillar)
Right front side air bag sensor (near base of right "b" pillar)
Right rear pretensioner (near base of right "c" pillar)
Right rear side air bag sensor
Right side air bag squib
Rl+
Rl-
Rr+
Rr-
Sfl+
Sfl-
Sfr+
Sfr-
Sil
Spiral cable
Ssl+
Ssl-
Ssr+
Ssr-
Vucl
Vucr
Vupl
Vupr

Supplemental Restraint Wiring Diagram (2 of 2) for Lexus LS 430 2001

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List of elements for Supplemental Restraint Wiring Diagram (2 of 2) for Lexus LS 430 2001:

(right kick panel) g203
(right side of shift lever) g302
+sl
+sr
-sl
-sr
A/c control assembly
A11
Air bag
Air bag squib (front passenger air bag asssembly)
C12
Center cluster integration panel
Combination meter
Cpu
Data link connector 3 (partial) (below left side of dash)
Dbkl
Driver side j/b (at left kick panel)
Driver side j/b ecu (at left kick panel)
E10
Engine control module (on left front of engine compartment, in protective case)
Engine room 2 r/b (on left front of engine compartment, behind headlight)
Esl
F13
F15
Front controller
G404
Gateway ecu (behind left end of dash)
Gauge fuse 7.5a
Hot in on or start
J/c 23 (rearward of left rear fenderwell)
J16
J17
Junction connector (behind upper center of dash)
Junction connector 13 (behind upper center of dash)
Left front air bag sensor (on left front of engine compartment)
Left front buckle switch (in left front seat belt buckle)
Left front side air bag sensor (near base of left "b" pillar)
Mpi1
Mpi2
Mpl2
Mpx +
Mpx -
Mpx-
Mpx1
Mpx2
Passenger side j/b (at right kick panel)
Passenger side j/b ecu
Right front air bag sensor (on right front of engine compartment)
Skid control ecu (behind left side of dash)
Solid state
Srs
Ssl+
Ssl-
Vupl
W/ lexus navigation system
W/o lexus navigation system

TRANSMISSION

A/T Wiring Diagram (1 of 2) for Lexus LS 430 2001

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List of elements for A/T Wiring Diagram (1 of 2) for Lexus LS 430 2001:

(engine harn, left side of engine compt, under engine room j/b 1)
+b1
+bm
2002-03
Accelerator position sensor (behind left center of dash)
Batt
C15
Combination meter
Computer data lines system
Data link connector 3 (below left side of dash)
Driver side j/b (behind left kick panel)
Driver side j/b ecu (left kick panel)
Ec (radiator left side support)
Ect pwr
Ect snow
Efi 1 fuse 30a
Efi main relay
Electronically controlled transmission pattern select switch
Engine control module (ecm) (left front of engine compt, in protective case)
Engine room r/b 1 (left front of engine compt, behind headlight)
Epa
Eptk
Etcs fuse 10a
F15
Fr ig fuse 7.5a
Gauge fuse 7.5a
Hot at all times
Hot in on or start
Hot in start
Ign fuse 7.5a
Igsw
Ii (right side of shift lever)
Ik (right dash side panel)
J/c 1, j/c 2 (near ecm) j2
J/c 13 (upper center of dash)
J/c 16, j/c 17 (upper center of dash)
J/c 3 (near ecm)
J16
J16 j/c 16, j/c 17 (upper center of dash)
J17
Mil
Mpx-
Mpx1
Mpx2
Mrel
Passenger side j/b (behind right kick panel)
Passenger side j/b ecu (behind right kick panel)
Pnk/nlk
Pwr
Red
Short connector sc1, sc2 (near ecm)
Sil
Snow
Speedo
Sta
Sta fuse 7.5a
Stop fuse 5a
Stoplight switch (above brake pedal, on bracket)
Stp
Stpi
Stpo
Tac
Tach
Vcpa
Vpa
Vpa2
Vptk
Wfse
Wsfe

A/T Wiring Diagram (2 of 2) for Lexus LS 430 2001

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List of elements for A/T Wiring Diagram (2 of 2) for Lexus LS 430 2001:

(behind right kick panel) passenger side j/b
(left side of transmission) electronically controlled transmission solenoid
(right side of transmission) (integral to park/neutral position switch) a/t indicator light switch
At4
Atl
Braided
C10
C16
E01
E02
E03
Ee (side of right cylinder head)
Ef (side of left cylinder head)
Engine control module (ecm) (left front of engine compt, in protective case)
Engine coolant temperature sensor (front center of engine)
Eoil
Eta
Ethw
Ge01
J/c 4 (near ecm)
J/c 5 (near ecm)
Me01
Nca
Nco+
Nco-
Nssd
Nssl
O/d direct clutch speed sensor (left side of transmission)
Oil
Red
Shift lock control ecu (in center console, below shift lever)
Sln+
Sln-
Slt+
Slt-
Slu+
Slu-
Sp2+
Sp2-
Throttle control motor (on throttle body)
Throttle position sensor (on throttle body)
Thw
Vehicle speed sensor (on transmission)
Vta
Vta2