All Wiring Diagrams for Lexus SC 400 1996 model

AIR CONDITIONING

Air Conditioning Wiring Diagrams (1 of 2) for Lexus SC 400 1996

List of elements for Air Conditioning Wiring Diagrams (1 of 2) for Lexus SC 400 1996:

(left side of engine)
(left side of i/p)
1994 vftc c
A/c
A/c control assembly (center of i/p)
A/c dual pressure switch (right side of engine compt)
A/c in
A/c solar sensor (right side of i/p)
Acc
Air inlet control servo motor (center of i/p)
Air mix control servo motor (center of i/p)
Air vent mode control servo motor (center of i/p)
Amout
Blr
Conn "a"
Conn "b"
Conn "c"
Cool
Data link connector 1
Data link connector 2
Defogger system
Din
Dout
Engine control module (center of i/p)
G101 (right front fender)
G200 (left kick panel)
G203 (right kick panel)
Ig+
Ign
Igniter (left side of engine compt)
Instrument cluster system
Instrument cluster system (trip meter)
Interior lights system (rheostat)
J/b 3 (behind center of i/p)
Lcki
Mdef
Mface
Mfrs
Mgc
Mrec
Pnk
Psw
Rdfgr
Red
Reost
Saut
Set1
Set2
Set3
Set4
Set5
Spd
Tail
Tam
Telephone tranceiver & speaker relay (left rear of trunk)
Telin
Tpi
Tpm
Ver

Air Conditioning Wiring Diagrams (2 of 2) for Lexus SC 400 1996

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List of elements for Air Conditioning Wiring Diagrams (2 of 2) for Lexus SC 400 1996:

(sc400)
1994 vftc c
A/c ambient temperature sensor (right front of engine compt)
A/c control switch & radio switch
A/c evaporator temperature sensor (center of i/p)
A/c lock sensor (left front of engine)
A/c magnetic clutch (left side of engine)
A/c magnetic clutch relay
A/c room temperature sensor (center of i/p)
A/c single pressure switch (right side of engine compt)
Acmg
Blower motor
Blower motor control relay (center of i/p)
Cig fuse 15a
Cooling fan ecu (center of i/p)
Def relay
Dome fuse 10a
Ecu-ig fuse 15a
Engine control module (center of i/p)
Engine controls system
Engine coolant temperature sensor (center of i/p)
Engine coolant temperature sensor (left front of engine compt)
G100 (front left fender)
G101 (right front fender)
G203 (right kick panel)
Heater fuse 10a
Heater fusible link 60a
Heater relay
Hot at all times
Hot at all times r/b 2 (left side of engine compt)
Hot in accy, run or start
Hot in run or start
Hot w/ lights in tail or head
J/b 1 (left kick panel)
J/b 3 (behind center of i/p)
Panel fuse 7.5a
R/b 2 (left side of engine compt)
Radio temp control switch
Red
Solenoid valve (left front of engine) (sc400)
Vsv (right rear of engine compt)

ANTI-LOCK BRAKES

Anti-lock Brake Wiring Diagrams, with Traction Control (1 of 2) for Lexus SC 400 1996

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List of elements for Anti-lock Brake Wiring Diagrams, with Traction Control (1 of 2) for Lexus SC 400 1996:

(r/b 2) (left side of engine compartment)
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
Abs 1 fusible link 60a
Abs and traction ecu (behind glove box)
Abs motor relay (r/b 6)
Abs sol relay (r/b 6)
Ast
B10
B11
B12
Bat
Charging system
D/g
Data link connector 1 (top left side of engine)
Data link connector 2 (right front side of engine compt)
Dome fuse 10a
E1(sc400)/e7(sc300) (engine rm harn, right front of eng compt) (sc400) (engine rm harn, right shock tower) (sc300)
E20
E8 (eng compt, left front of eng compt)
E9 (eng room harness, left shock tower)
E9 (engine rm harness, left shock tower)
Ecu-ig fuse 15a
Fl+
Fl-
Fr+
Fr-
Fuse box (r/b 2)
G100 (front of left front fender)
G203 (right kick panel)
Gnd1
Gnd2
Gnd3
H12
H13
Hot at all times
Hot in run
I20 (i/p harn, right kick panel)
I21 (i/p harn, right kick panel)
I23 (i/p harn, lower right kick panel)
I24
I24 (i/p harn, right kick panel)
I26(sc400)/i25(sc300) (i/p harness, right side of i/p)
I5 (i/p harn, left top of i/p)
J/b 1 (left kick panel)
J/b 3 (behind i/p)
Lbl1
Left front abs speed sensor (behind left front wheel disk)
Left rear abs speed sensor (behind left rear wheel disk)
Mtt
Pkb
Pnk
Red
Reg
Right front abs speed sensor (behind right front wheel disk)
Right rear abs speed sensor (behind right rear wheel disk)
Sac
Sfl
Sfr
Smc
Src
Srl
Srr
Stop fuse 15a
Stop light switch (mounted on brake pedal support)
Stp
Tmr
Traction brake actuator (left side of engine compartment)
Tsr

Anti-lock Brake Wiring Diagrams, with Traction Control (2 of 2) for Lexus SC 400 1996

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List of elements for Anti-lock Brake Wiring Diagrams, with Traction Control (2 of 2) for Lexus SC 400 1996:

(behind
(sc300)
(sc300) (sc400)
(sc400)
1b f5
A/t indicator switch
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A37
A38
A39
A40
Abs
Abs 2 fusible link 40a
Abs actuator (right side of engine compartment)
Abs and traction ecu (behind glove box)
Abso
Acm
B10
B11
B12
B13
B14
B15
B16
B31
B63
B64
B67 a6
Bat
Bcm
Brake fluid level switch (left rear of engine compartment)
Brc
Brfa
Brp
C10
C11
C12
C13
C14
C15
C16
Combination meter
Csw
D13
Diode
Engine control module (behind console)
Engine controls system
Flo
Fro
Fuse box (r/b 2)
G100 (front of left front fender)
G101 (front side of right fender)
G114 (rear of left cylinder head) g117 (rear of right cylinder head)
G200 (left kick panel)
G203 (right kick panel)
Gauge fuse 10a
Gnd
H14
Hot at all times
Hot in run
I/p)
I11 (i/p harn, left side of i/p)
I2 (i/p harn, left kick panel)
I24 (i/p harn, right side of i/p)
I25 (i/p harn, top right of i/p)
I28
I30
I32(sc400)/i29 (sc300) (i/p harn, right side of i/p)
Idl1
Idl2
Ig1
Ind
J/b 1 (left kick panel)
J/b 3
J/b 3 (behind i/p)
Nca
Neo
Parking brake switch (on parking brake support)
Pkb
Pnk
Pnk a4/6
Red
Relay box 7 (r/b 2) side of j/b #1)
Rl+
Rl-
Rlo
Rr+
Rr-
Rro
Stp
Sub throttle actuator (top right rear of engine)
T12
T13
Thfa
Tr2
Tr5
Trac
Trac fuse 7.5a
Trac off
Traction control ecu (behind glove box)
Traction cut/ seat heater switch
Traction motor relay (r/b 6)
Traction pump and motor (left rear of engine compt)
Traction sol relay (r/b 6)
Trco
Vsh
Vth
Vto2

Anti-lock Brake Wiring Diagrams, without Traction Control for Lexus SC 400 1996

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List of elements for Anti-lock Brake Wiring Diagrams, without Traction Control for Lexus SC 400 1996:

(1995)
(1996)
A23
A24
Abs 1 fusible link 60a
Abs actuator (right front of eng compt)
Abs actuator relay (r/b 6)
Abs ecu (left side of i/p)
Abs indicator
Abs motor relay (r/b 6)
Ast
B15
Bat
Combination meter
D/g
Data link connector 1 (top center of engine)
Data link connector 2 (behind left side of i/p)
Dome fuse 10a
E11 (eng rm harn, left front strut tower)
E9 (eng room harness, left rear of engine compt)
E9 (engine rm harness, left side of engine compt)
Ecu-ig fuse 15a
Fl+
Fl-
Fr+
Fr-
Fss
Fuse box (in r/b 2)
G100 (front side of left fender)
G101 (front side of right fender)
G203 (right kick panel)
Gauge fuse 10a
Gnd1
Gnd2
H12
H13
Hot at all times
Hot in run
I23 (i/p harness, right kick panel)
I24 (i/p harness, right kick panel)
I28 (i/p harness, right kick panel)
I31
J/b 1 (left kick panel)
J/b 3 (behind i/p)
Left front abs speed sensor (behind left front wheel disk)
Left rear abs speed sensor (behind left rear wheel disk)
Nca
Parking brake switch (on parking brake support)
Pkb
Pnk
R/b 2 (left side of engine compartment)
Red
Ree
Right front abs speed sensor (behind right front wheel disk)
Right rear abs speed sensor (behind right rear wheel disk)
Rl+
Rl-
Rr+
Rr-
Sfl
Sfr
Srr
Stop fuse 15a
Stop light switch (mounted on brake pedal support)
Stp

ANTI-THEFT

Anti-theft Wiring Diagram (1 of 2) for Lexus SC 400 1996

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List of elements for Anti-theft Wiring Diagram (1 of 2) for Lexus SC 400 1996:

(body harness, right side of pass. compt)
(front of left front fender)
(i/p harness) i35
(i/p harness, (left side of i/p) i9
(i/p harness, center of i/p) i13
(i/p harness, left kick panel) i2
(i/p harness, left side of i/p) i8
+b2
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
Acc
Act+
Act-
B10
B11
B12
B13
B14
B28
Bzr
Cig fuse 15a
Cty
Diode (in r/b 4)
Dome fuse 10a
Door fuse 30a
Dswl
Dswp
Ecu-ig fuse 15a
Engine hood courtesy switch (center front of engine compartment)
G100
G101 (right front fender)
G200 (left kick panel)
G305 (below right "b" pillar)
Gauge fuse 10a
Grd
H10
H15
Head
Headlight relay
Hood
Horn
Horn relay
Hot at all times
Hot in run
Hot in run or accy
Hot in run or start
I13 (i/p harness, center of i/p)
I14
I16
Ind
Integration relay
J/b 1 (left side of i/p)
J/b 2 (left side of engine compt)
J/b 3 (behind cluster)
K13
Ksw
Left front door key lock/unlock switch
Lock
Lswd
Lswp
Lug
Luggage compartment light switch (center rear of trunk)
Master power window/door lock control switch
Power circuit breaker 30a
Power main relay
Red
Right front door key lock/unlock switch
Right front door lock control switch
Rly
Srly
Starter relay
Tail
Taillight relay
Theft deterrent and door lock ecu (left side of i/p)
Trk
Ul1
Ul2
Ul3
Ulsw
Unlock
Wireless door lock buzzer (left side of eng compt)
Wireless door lock ecu (right rear of trunk)

Anti-theft Wiring Diagram (2 of 2) for Lexus SC 400 1996

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List of elements for Anti-theft Wiring Diagram (2 of 2) for Lexus SC 400 1996:

(behind left side of i/p)
B28
C10
C15
D10
G200 (left kick panel)
G203 (right kick panel)
G302 (under left ashtray)
G407 (center rear of trunk)
H13
Haz-horn fuse 25a
Horn relay
Hot at all times
I13 (i/p harness, center of i/p)
I8 (i/p harness, left side of i/p)
Instrument cluster
J/b 1
J/b 2 (left side of engine comp)
Left lock/ unlock motor and door detection position switch
Luggage comparment door opener motor (center rear of trunk)
Luggage compartment door open switch
Luggage compartment key unlock switch (right rear of trunk)
Red
Right lock/ unlock motor and door detection position switch
Theft deterrent horn (left rear of eng compt)
Trip switch and theft deterrent indicator switch
Unlock warning switch (ignition switch)

COMPUTER DATA LINES

Computer Data Lines for Lexus SC 400 1996

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List of elements for Computer Data Lines for Lexus SC 400 1996:

(i/p harness, right side of i/p) i21
(i/p harness, right side of i/p) i26
(left kick panel)
(rear of left cyl head)
(rear side of left cylinder head)
(rear side of right cyl head)
A/c
A/c control assembly
A/d
A10
A11
A16
A20
A23
Abs
Abs and traction ecu (behind glove box)
Abs ecu (behind glove box)
Abs solenoid relay (r/b 6)
Abs w/ traction control
Abs w/o traction control
B10
B11
B15
B17
B20
B21
Bat
Center airbag sensor assembly (behind center console)
Cooling fan ecu (behind center of i/p)
Cruise control ecu (behind left side of i/p)
D/g
D11
Data link connector 1 (top center of engine)
Data link connector 2 (behind left side of i/p)
Data link connector 3 (behind left side of i/p)
Din
Dout
E10
E18
E8 (engine harness, left front of engine compt)
Efi fuse 30a
Efi main relay
Engine control module (behind console)
Engine coolant temperature sensor (for cooling fan) (front of radiator)
G114
G117
G200
H13
Hot at all times
I20 (i/p harness, right side of i/p)
Ind
Instrument cluster
J/b 1 (left kick panel)
J/b 3 (behind center of i/p)
Obd ii fuse 7.5a
Op1
Pnk/
R/b 2 (left side of eng compt)
Sdl
Te1
Th+
Tr5
Traction control ecu (behind glove box)
Trc

COOLING FAN

Cooling Fan Wiring Diagram for Lexus SC 400 1996

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List of elements for Cooling Fan Wiring Diagram for Lexus SC 400 1996:

1994 vftc c
A/c control assembly (center of dash)
A/c single pressure switch (right side of engine compt)
Cooling fan ecu (center of dash)
Ecu-ig fuse 15a
Engine coolant temperature sensor (left front of engine compt)
G101 (right front fender)
G203 (right kick panel)
Hot in run or start
Igniter (left side of engine compt)
J/b 1 (left kick panel)
Red
Solenoid valve (left front of engine)
Throttle position sensor (center of engine)

CRUISE CONTROL

Cruise Control Wiring Diagram for Lexus SC 400 1996

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List of elements for Cruise Control Wiring Diagram for Lexus SC 400 1996:

(1995) i26 (1996) i9 (i/p harness, right side of i/p)
(1995) i8 (1996) i5 (i/p harness, left side of i/p)
(1995) i9 (1996) i7
(1996) i28 (1995) i32 (i/p harness, right side of i/p)
(1996) i32 (1995 sc 400) i27 (1995 sc 300) i32 (i/p harness, right side of i/p)
(i/p harness, left side of i/p)
(left instrument panel brace) g206
A/d
A/t
A11
A12
A20
B64
Batt
C10
C13
C14
C15
Cancel
Ccs
Clutch start switch (left side of i/p)
Cms
Cruise control actuator (front of right strut tower)
Cruise control clutch switch (left side of i/p)
Cruise control ecu (below combi- nation meter)
Cruise control indicator
Cruise control switch (combination switch)
D13
Data link connector 1 (top left side of eng)
Data link connector 2 (left side of i/p)
Dome fuse 10a
E12
Ect
Ecu-ig fuse 15a
Electronic control transmission solenoid
Engine control module (right side of i/p)
Exterior lights system (stop light)
G101 (front side of right fender)
G302 (under left ashtray)
Gauge fuse 10a
Gnd
H10
H12
Hot at all times
Hot in start
Hot in start or on
I10
I10 (1995) i6 (1996)
I13 (1995) i14 (1996) (i/p harness, left side of i/p)
I8 (1995) i5 (1996)
Idl
Idl1
Instrument cluster
J/b 1 (left kick panel)
J/b 3 (behind combination meter)
K12
M/t
Magnetic clutch
Main
N & c
Od1
Park/neutral position switch
Parking brake handle)
Parking brake switch (bottom of
Pkb
Pnk
R/b 2 (left side of eng compt)
Red
Resume/ accel
Sc 400 only
Set/ coast
Sp1
Spd
Speed meter
St fuse 7.5a
Starter relay
Stop fuse 15a
Stop light switch (on brake pedal support)
Stp+
Stp-
Throttle position sensor "idl"
Trip switch and theft deterrent indicator light
Vehicle speed sensor 1 (on trans- mission)
Vr1
Vr2
Vr3

DEFOGGERS

Defogger Wiring Diagram for Lexus SC 400 1996

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List of elements for Defogger Wiring Diagram for Lexus SC 400 1996:

A10
A13
A14
Defog fuse 50a
Defogger relay
E10 (engine harness, left front fender)
E18
G100 (front side of left fender)
G200 (left kick panel)
G203 (right kick panel)
G302 (below right "b" pillar)
Gnd
Heater
Hot at all times
Htr fuse 10a
J/b 1 (left kick panel)
J/b 1 (left side of i/p)
J/b 3 (behind cluster)
Left remote control mirror
Mir-htr fuse 10a
Noise filter (left side of engine compt)
R-def
R/b 2 (left side of engine compartment)
Rear window defogger
Rear window defogger switch (a/c control assembly)
Right remote control mirror
W/ mem seat w/0 mem seat

ELECTRONIC POWER STEERING

Progressive Power Steering Wiring Diagram for Lexus SC 400 1996

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List of elements for Progressive Power Steering Wiring Diagram for Lexus SC 400 1996:

(right kick panel)
(under left ashtray)
C10
C13
C14
C15
D13
E12
Ecu-ig fuse 15a
G203
G302
Gauge fuse 10a
H12
Hot in run
Ig+
Instrument cluster
J/b 1 (left kick panel)
J/b 3 (behind center of i/p)
Pnk
Pps ecu (behind right side of i/p)
Pps solenoid (left front of engine compartment)
Red
Sol+
Sol-
Spd
Vehicle speed sensor no. 1 (on transmission)

ENGINE PERFORMANCE

4.0L

4.0L, Engine Performance Wiring Diagrams (1 of 3) for Lexus SC 400 1996

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List of elements for 4.0L, Engine Performance Wiring Diagrams (1 of 3) for Lexus SC 400 1996:

center of i/p)
#10
#20
#30
#40
#50
#60
#70
(eng harn, top right front of eng)
(eng harn, top right front of engine) e25
(i/p harn behind glove box)
(i/p harn, behind glove box)
(i/p harn, behind top right dash)
(left
(left cyl head)
(left cylinder head)
(left side of engine compt)
(left side of front fender) g100
(on
(on trans-
(right
(top left on eng)
+b2
Acc
Am1
Am2
Bk/or
Bu/rd
Camshaft position sensor 1 (left front of engine)
Camshaft position sensor 2 (right front of engine)
Conn e12
Crankshaft position sensor (lower left of engine)
Cylinder
Distributor
E01
E02
E11
E11 (engine harness, top left center of engine)
E12
E12 (engine harness, top center of firewall)
E13
E13 (engine harness, top right center of engine)
E16
E25
Efi fuse 30a
Efi main relay
Egr1
Egr2
Egr3
Engine control module (behind
Evg
Fuel injectors
G1-
G115
G117
G2-
Head)
Hot at all times
Htl1
Htl4
Htr1
Htr2
Htl2
I13
I21
I25
I26
I28
I28 (i/p harn, behind center console)
Idl1
Idl2
Idle air control valve (top center of engine)
Igf
Igf1
Igf2
Ign fuse 7.5a
Igniter 1
Igniter 2
Ignition coil 1 (left front of eng)
Ignition coil 2 (right front of engine)
Ignition switch
Igt
Igt1
Igt2
Instrument cluster
Instrument cluster system
Isc1
Isc2
Isc3
Isc4
J/b 1 (left kick panel)
Knk1
Knk2
Knock sensor 1 (left top of engine)
Knock sensor 2 (right top of engine)
Lock
Mission)
Nco
Nco-
Ne-
Noise filter
Note: splice locations e8 (engine harness, top of left front fender)
Nsw
O/d direct clutch speed sensor
Oil
On ig2
Oxl1
Oxl2
Oxr1
Oxr2
P/n
Park/neutral position switch transmission)
Pnk
Prg
R/b 2 engine compt)
Red
Short connector (center rear of engine compt)
Sln+
Sln-
Slu+
Slu-
Sp2
Sp2-
St fuse 7.5a
St1
Sta
Start
Starter relay
Starting system
Stj
Tach
Tha
Thg
Thw
Vehicle speed sensor 2
Vf1
Vf2
Vta1
Vta2
W/o trac

4.0L, Engine Performance Wiring Diagrams (2 of 3) for Lexus SC 400 1996

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List of elements for 4.0L, Engine Performance Wiring Diagrams (2 of 3) for Lexus SC 400 1996:

(behind
(eng harn, front of fuse box)
(eng harn, top left center of eng)
(eng harn, top left rear of eng)
(eng harn, top right center of dash)
(i/p harn, bottom right of dash)
(i/p harn, top center of dash) i17
(i/p harn, top right of dash)
(i/p harness, top right of dash)
(left
(on
(on transmission)
(right side of engine)
(under
(under left center pillar)
A/t indicator lights
A10
A13
A14
A15
Ashtray)
C16
D13
E11
E12
E12 (eng harn, top center fire- wall)
E13
E14
E15
E16
Egr valve (center rear of engine)
Electronic controlled
Electronic controlled transmission pattern select switch (on console)
Engine compt)
Evap valve (right side of engine compt)
Fpc
Fuel pressure up valve (center top of engine)
Fuel pump
Fuel pump ecu (under console)
Fuse block
G302
Gauge fuse 10a
H12
Hot at all times
Hot in on or start
I17
I19
I19 (i/p harness, top right of dash)
I25
I26
I28
I29
I29 (i/p harness, bottom center of dash)
I9 (i/p harness, top center of dash)
Instrument cluster
Interior
J/b 1 (left
J/b 3 center of i/p)
Kick panel)
Left
Lights system
Lock-up
Main fuse 60a
Malf. ind. lamp
Norm
O/d off ind.
Oil temp. sensor
Out
Park/ neutral position switch (on trans- mission)
Pnk
Power ind.
Pwr
Red
Solenoids
Solid state
Speedometer
Sub throttle position sensor
Throttle position sensor
Transmission
Transmission)
Vehicle speed sensor 1
Vss
W/ traction control

4.0L, Engine Performance Wiring Diagrams (3 of 3) for Lexus SC 400 1996

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List of elements for 4.0L, Engine Performance Wiring Diagrams (3 of 3) for Lexus SC 400 1996:

(behind
(center rear
(left
(right front of engine compt)
A/c
A/d
Acmg
Air
Air conditioning system
Anti-lock brakes system (traction ecu)
Batt
Compt)
Conditioning
Conn e11
Control
Cruise
Cylinder
D10
Data link connector 1 (center top of engine)
Data link connector 3 (center top of engine)
E15
E16
Egr gas
Engine control module (behind center of i/p)
Engine coolant temperature sensor (right front of engine)
Fpc
G115 left
G117 (right
G200
Head)
Hot at all times
Ht1
Ht2
Htl2
Htr2
I10
I18
I25
I28
Igsw
J/b 1 (left
J/b 3 instrument cluster)
Kick
Kick panel)
M-rel
Main heated oxygen sensor (left bank) (left side of engine)
Main heated oxygen sensor (right bank) (right side of engine)
Mass air flow meter
Neo
O/d main switch
Od1
Od2
Of engine
Oxl1
Oxl2
Oxr1
Oxr2
Panel
Pnk
Red
Sdl
Sensor
Sp2
Stop fuse 15a
Stop light switch (on brake pedal support)
Stp
Sub heated oxygen sensor (left bank) (bottom left of vehicle)
Sub heated oxygen sensor (right bank) (bottom right of vehicle)
System
Te1
Temperature
Vto1
Vto2

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Lexus SC 400 1996

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List of elements for Back-up Lamps Wiring Diagram for Lexus SC 400 1996:

(a/t) (m/t)
(body harness, left rear of trunk) b15 (1995) b27 (1996)
A4 b2
B15 (1995) b27 (1996)
Back- up lamp
Back-up light switch (part of park/ neutral switch)
G407 (center rear of trunk)
Gauge fuse 10a
H12
Hot in on or start
J/b 1 (left kick panel)
Left rear combination light
Right rear combination light

Exterior Lamps Wiring Diagram (1 of 2) for Lexus SC 400 1996

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List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Lexus SC 400 1996:

(body harness, left rear of trunk) b15 (1995) b27 (1996)
(usa) (canada)
Am1 fusible link 100a
Automatic light control sensor
B11
B13 (1995) b25 (1996)
B13 (1995) b25 (1996) (body harness, left side of trunk)
B15 (1995) b27 (1996)
B22 (1995) b23 (1996)
B4 (1996) b9 (1995) (body harness, left door sill)
C10
C16
Combination switch
D13
Diode
E12
Fuse block (left side of engine compartment)
G200 (left kick panel)
G305 (below right "b" pillar)
G308 (below left "b" pillar)
G407 (center rear of trunk)
Gauge fuse 10a
Head
High mount stop light
Hot at all times
Hot in on or start
I10
Instrument cluster
Integration relay (left side of i/p)
J/b 1 (left kick panel)
J/b 3 (behind cluster)
Left rear combination light
License plate light
Light failure sensor (left rear side of luggage compartment)
Off
Rear light warning light
Right rear combination light
Spoiler
Stop fuse 15a
Stop light switch (near brake pedal)
Stop lights
Tail
Tail fuse 15a
Tail- lights
Taillight relay
Turn signal light
Turn signal light
W/ rear spoiler
W/o rear

Exterior Lamps Wiring Diagram (2 of 2) for Lexus SC 400 1996

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List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Lexus SC 400 1996:

(1995) b10
(1995) i7 (1996) i9 (i/p harness, left side of i/p)
(1996) a10
(behind cluster)
(engine harness, front of eng compt) e2
(engine harness, left side of eng compt) e12 (1995) e10 (1996)
(i/p harness, left side of i/p) (1995) i7 (1996) i9
1995 only
A14
B14
B16
B17
C23
Combination turn switch signal switch
D10
E18
E19
E2 (sc 300) e1 (sc 400)
E2 (sc 400) e1 (sc 300)
G100 (front side of left fender)
G101 (front side of right fender)
G200 (left kick panel)
H11
Haz-horn fuse 15a
Hazard switch
Hot at all times
Hot in run
I8 (1995) i5 (1996) (i/p harness, left side of i/p)
Instrument cluster
J/b 1 (left kick panel)
J/b 3
Left
Left front parking light
Left front side marker light
Left front turn light
R/b 2 (left side of engine compartment)
R/b 4 (left kick panel)
Right
Right front parking light
Right front side marker light
Right front turn light
Turn fuse 7.5a
Turn signal flasher
Turn signal ind

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 5) for Lexus SC 400 1996

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List of elements for Ground Distribution Wiring Diagram (1 of 5) for Lexus SC 400 1996:

(body harness, left side of passenger compt) b18
(engine harness, front of eng compt-sc 300, right front of eng compt-sc 400) e2 (sc 300) e6 (sc 400)
(engine harness, front of engine compt) e2
(engine harness, right front of eng compt) e1
(front side of right fender)
A/c dual pressure switch
A/c single pressure switch
A11
A20
Abs actuator
Abs actuator relay
B69
B78
B79
B80
Brake fluid level switch
C1 (w/ tcs) (w/o tcs)
Cruise control actuator
Data link connector 1
Data link connector 3
Daytime running light relay no. 3 (canada)
E16 (engine harness, right rear of eng compt)
E2 (engine harness, front of eng compt)
E4 (engine harness, left front of eng compt)
E5 (engine harness, left front of eng compt)
E7 (engine harness, right side of eng compt)
E8 (engine harness, front of engine)
E9 (engine harness, left side of eng compt)
Efi main relay
Engine hood courtesy switch
Engine control module
Engine oil level warning switch
Front fog light
G100 (front side of left fender)
G101
G114 (left rear side of cylinder head)
Heated oxygen sensor (bank 1, sensor 1)
Heater relay
I28 (i/p harness, right side of i/p)
Left front fog light
Left front parking light
Left front side marker light
Left front turn signal light
Left low beam headlight
Mobile phone
Noise filter (defogger system)
Right front parking light
Right front side marker light
Right front turn signal light
Right low beam headlight
Sc400 only
Telephone transceiver & speaker relay
Traction ecu
Traction pump & motor
Washer level switch

Ground Distribution Wiring Diagram (2 of 5) for Lexus SC 400 1996

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List of elements for Ground Distribution Wiring Diagram (2 of 5) for Lexus SC 400 1996:

(engine harness, rear of eng compt) e24
(i/p harness, left side of i/p) i18
(sc 300)
A20
Auto antenna motor & relay
B10 (body harness, below left front seat)
B18 (body harness, left side of passenger compt)
B25 (body harness, left side of trunk)
B27 (body harness, left rear of trunk)
B69
B79
B80
C22
Data link connector 1
Data link connector 2
Driver's power seat control switch
Driver's power seat ecu
Driver's seat heater
E19 (engine harness, left side of engine)
Engine control module
Engine oil level warning switch
Fuel pump
Fuel pump ecu
G110 (rear side of intake manifold)
G117 (right rear side of cylinder head)
G308 (below left "b" pillar)
G407 (center rear of trunk)
Heated oxygen sensor (bank 1, sensor 1)
Heated oxygen sensor (bank 2, sensor 1)
Heated oxygen sensor (bank 2, sensor 2)
I25 (i/p harness, right side of i/p)
I28 (i/p harness, right side of i/p)
Instrument cluster
Left buckle switch
Left rear combination light
License plate light
Light failure sensor
Luggage compartment key unlock switch
Noise filter
Power steering pressure switch
Right rear combination light
Traction ecu
W/ memory seat only

Ground Distribution Wiring Diagram (3 of 5) for Lexus SC 400 1996

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List of elements for Ground Distribution Wiring Diagram (3 of 5) for Lexus SC 400 1996:

(body harness, front of roof) b16
(body harness, front of roof) b7
(body harness, inside left door) b3
(body harness, left "a" pillar) b6
(i/p harness, center of i/p) i13
(i/p harness, left kick panel) i3
(i/p harness, left side of i/p) i2
(i/p harness, right side of i/p) i16
A16
A8 (w/ memory seat) (w/o memory seat)
B6 (body harness, left "a" pillar)
B6 (body harness, left a pillar)
B7 (body harness, front of roof)
Center airbag sensor assembly
Cooling fan ecu
Cruise control ecu
Cruise control switch
D10
Deterrent & door lock ecu
Dimmer switch (combination switch)
E18
From j/b 3 pin a1 (diagram 5 of 5)
Front of eng compt)
G200 (left kick panel)
G206 (left instrument panel brace)
H13
High beam indicator light (instrument cluster)
I14 (i/p harness, right side of i/p)
I2 (i/p harness, left kick panel)
I5 (i/p harness, left side of i/p)
I7 (i/p harness, left side of i/p)
Ignition main relay
Inner mirror
Integration relay
J/b 1 (left kick panel)
K12
Key inter- lock solenoid (ignition switch)
Left door key lock & unlock switch
Left door lock/ unlock motor & door detection position switch
Left high beam headlight
Left power window master switch & door lock control switch
Left remote control mirror
Left vanity
Left vanity light
Light
Light control switch (combination switch)
Moon roof control relay
Moon roof control switch
Moon roof limit switch
Moon roof motor
Personal light
Power main relay
Red
Remote control mirror ecu
Remote control mirror switch
Right high beam headlight
Right vanity light
Theft
Tilt & power telescopic ecu
To g203 & g305 (diagram 4 of 5)
Unlock warning switch (ignition switch)
W/ moon roof
W/o moon roof
Wiper & washer switch (combination switch)
Wiper motor

Ground Distribution Wiring Diagram (4 of 5) for Lexus SC 400 1996

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List of elements for Ground Distribution Wiring Diagram (4 of 5) for Lexus SC 400 1996:

(body harness, left front seat bottom) b8
(body harness, top of left front seat) b13
(right side of rear pillar)
A/c control assembly
A14
A8 (w/ memory seat) (w/o memory seat)
Abs & traction ecu
Abs ecu
B10 (body harness, left front seat bottom)
B11 (body harness, left door sill)
B13
B15 (body harness, inside right door)
B22
B22 (body harness, rear of passenger compt)
B23 (body harness, (right side of rear package shelf)
B4 (body harness, left door sill)
Blower motor control relay
C10
Driver's power seat control switch
Driver's power seat ecu
Driving position memory & return switch
From g206 (diagram 3 of 5)
Front vertical position sensor
Fuel lid opener solenoid
G203 (right kick panel)
G302 (under left ashtray)
G305 (below right "b" pillar)
G905
High mount stop light
I13 (i/p harness, left kick panel)
I16 (i/p harness, right side of i/p)
I19 (i/p harness, right side of i/p)
I21 (i/p harness, right side of i/p)
I24 (i/p harness, right side of i/p)
Instrument cluster
Left slide position sensor
Passenger's power seat control switch
Passenger's power seat ecu
Passenger's seat heater
Pps ecu
Rear vertical position sensor
Rear window defogger
Reclining motor control (power seat motor)
Right door key & unlock switch
Right door lock control switch
Right door lock/unlock motor & door detection position switch
Right remote control mirror
Tilt & power telescopic ecu
Traction ecu
W/ tcs only
W/o spoiler w/ spoiler
W/o tcs only
Wireless door lock ecu

Ground Distribution Wiring Diagram (5 of 5) for Lexus SC 400 1996

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List of elements for Ground Distribution Wiring Diagram (5 of 5) for Lexus SC 400 1996:

(i/p harness, center of i/p) i9
(i/p harness, left kick panel) i18
(sc 400)
A/c control assembly
A/t
A/t indicator light (shift lever)
B28 or b29 (body harness, right side of trunk)
C22
C23
Cigarette lighter
D10
Data link connector 2
Data link connector 3
G117 (right rear side of cylinder head)
G302 (under right ashtray)
Glove box light switch
H14
H15
Heated oxygen sensor (bank 1, sensor 2)
Heated oxygen sensor (bank 2, sensor 2)
I23 (i/p harness, below floor console)
I34 (i/p harness, below front of floor console)
Instrument cluster
Instrument cluster (ep)
J/b 3 (center of i/p)
Luggage compartment door open switch
M/t
O/d main switch
Radio & player
Rheostat
Seat heater switch
Shift lock ecu
Stereo power amplifier
To j/b 1 pin e18 (diagram 3 of 5)
Traction cut switch
Traction cut switch & seat heater switch
W/ cd player
W/o cd player
Woofer speaker amplifier

HEADLIGHTS

Headlight Wiring Diagram, with DRL for Lexus SC 400 1996

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List of elements for Headlight Wiring Diagram, with DRL for Lexus SC 400 1996:

(engine harness, left front of eng compt) e10
(i/p harness, left side of i/p) i9
(left front fender)
(left kick panel)
10a
15a
A10
A11
A12
A13
Am1 fuse 100a
Auto
Automatic light control sensor (left side of i/p)
Combination switch
Cty
D10
Daytime running light no. 2 relay (left front of eng compt)
Daytime running light no.3 relay (left front of eng compt)
Dimmer switch
Dome fuse 10a
Drl fuse 7.5a
E13
E17
E2 (engine harness, front of engine compartment)
E3 (engine harness, front of eng compt)
Egu-b fuse
Egu-ig fuse
Eng compt)
Flash
Fuse block
G100
G100 (front side of left fender)
G200
Gauge fuse
Head
Head (lh- lwr) fuse 15a
Head (lh- upr) fuse 15a
Head (rh- lwr) fuse 15a
Head (rh- upr) fuse 15a
Headlight relay
High
High beam ind
Hot at all times
Hot in start or on
I16
Instrument cluster
Integration relay
Interior lights system
J/b 1 (left kick panel)
K11
K12
Left door lock/ unlock motor & door detection position switch
Left hi beam head- light
Left low beam head- light
Light control switch
Main fuse 60a
Off
Panel fuse 7.5a
Parking brake switch (bottom of parking brake handle)
R/b 2 (left side of eng compt)
Red
Right hi beam head- light
Right low beam head- light
Starting/ charging system
Tail
Taillight relay
Trly

Headlight Wiring Diagram, without DRL for Lexus SC 400 1996

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List of elements for Headlight Wiring Diagram, without DRL for Lexus SC 400 1996:

(engine harness, front of eng compt) e3
(i/p harness, left side of i/p) i9
(left kick panel)
(or red)
Auto
Automatic light control sensor (left side of i/p)
Combination switch
Cty
D10
Dimmer relay
Dimmer switch
Dome fuse 10a
E13
E17
E2 (engine harness, front of eng compt)
Egu-b fuse 15a
Egu-ig fuse 15a
Exterior lights system (taillight relay)
Flash
Fuse block
G100 (front side of left fender)
G200
Gauge fuse 10a
Head
Head (lh) fuse 15a
Head (lh- lwr) fuse 15a
Head (lh- upr) fuse 15a
Head (rh) fuse 15a
Head (rh- lwr) fuse 15a
Head (rh- upr) fuse 15a
Headlight relay
High
High beam indicator
Hot at all times
Hot in start or on
I16
I6 (i/p harness, left kick panel)
Instrument cluster
J/b 1 (left kick panel)
K12
Left door lock/ unlock motor & door detection position switch
Left hi beam head- light
Left low beam head- light
Light control switch
Main fuse 60a
Off
R/b 2 (left side of eng compt)
Red
Right hi beam head- light
Right low beam head- light
Sc 300
Sc 400
Sc300
Sc400
Tail

HORN

Horn Wiring Diagram for Lexus SC 400 1996

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List of elements for Horn Wiring Diagram for Lexus SC 400 1996:

(engine harness, front of eng compt) e3 (1995) e4 (1996)
B11
Haz-horn fuse 15a
Horn
Horn relay
Horn switch (combination switch)
Hot at all times
Left horn
R/b 2 (left side of engine compartment)
R/b 4 (front of j/b 1, left kick panel)
Right horn
Theft deterrent & door lock ecu (left side of i/p)

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram (1 of 2) for Lexus SC 400 1996

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List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Lexus SC 400 1996:

(i/p harness, right side of i/p) i27
(i/p harness, right side of i/p) i29
(washer level switch)
A/c control assembly
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
Abs
Abs ind
B10
B11
B12
B13
B14
B15
B16
B17
B18
B2 sc 400 sc 300
Brake ind
Bulb
C10
C11
C12
C13
C14
C15
C16
C17
C18
C19
C20
C21
C22
C23
C4 c5
Charge ind
Check
Cig fuse 7.5a
Circuit
Clock
Cruise ind
D10
D13
Door ind
E12
E13
Ecu-b fuse 15a
Engine controls system (ecm)
Exterior lights system (turn signal flasher)
Fuel
Fuel sender (below rear of vehicle on fuel tank)
G110 (right side of intake manifold)
G117 (right rear side of cylinder head)
G302 (under left ashtray)
Gauge fuse 10a
H12
Headlights system
High beam ind
Hot at all times
Hot in acc
Hot in on or start
Hot in run
Hot with taillight relay energized
I26 (i/p harness, right side of i/p)
Ign fuse 7.5a
Igniter (left side of engine compartment)
Illumination
Instrument cluster
Integration relay
Interior lights system (rheostat)
J/b 1 (left side of i/p)
J/b 3 (behind center of i/p)
J/b 3 (center of i/p)
Left turn ind
Light failure sensor (left side of trunk)
Low fuel ind
Malfunction ind
Meter
O/d off ind
Oil ind
Oil level ind
Oil pressure switch (left front of eng)
Or on
Panel fuse 7.5a
Pnk
Power ind
Rear lt ind
Red
Relay
Right turn ind
Sc 400 sc 300
Seat belt ind
Short connector
Speed- ometer
Srs ind
Starting/ charging system (generator)
System (abs ecu)
Tach
Trac ind
Trac off ind
Traction ecu (behind right side of i/p)
Trip
Vehicle speed sensor (lower rear of eng)
Washer level ind
Water temp
Water temperature sender (left side or engine)
Wiper/ washer system

Instrument Cluster Wiring Diagram (2 of 2) for Lexus SC 400 1996

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List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Lexus SC 400 1996:

(behind center of i/p)
(below center
A/b
A/t
A/t indicator light (shift lever)
A/t indicator light switch (part of park/ neutral position switch)
A28
Anti-theft system
Brake fluid level warning switch (on brake fluid reservoir)
Center airbag sensor assembly (behind center of i/p)
Clock/ outside temp
Clutch start switch (left side of i/p)
Cruise control ecu (center of i/p)
D11
Diode (brake fluid level) (left side of i/p)
Diode (parking brake) (left side of i/p)
Dome fuse 10a
E18
Electronic control transmission pattern select switch (below center of console)
Engine control module (center of i/p)
Engine oil level warning switch (left front of engine)
G101 (front side of right fender)
G114 (left rear side of cylinder head)
G117 (right rear side of cylinder head)
G200 (left kick panel)
Hot at all times
Hot in start
I17 (i/p harness, center of i/p)
I25 (sc 300 a/t) i26 (sc 300 m/t) i28 sc 400 (i/p harness, right side of i/p)
I26 (i/p harness, right side of i/p)
I29 (i/p harness, right side of i/p)
I32 (i/p harness, right side of i/p)
I4 (canada, usa (m/t) w/ driving position sensor) i6 (ex for usa (m/t) w/ driving postion sensor) (i/p harness, left kick panel)
J/b 1 (behind left side of i/p)
J/b 1 (left kick panel)
J/b 1 (left side kick panel)
J/b 2 (left side of eng compt)
J/b 3
J/b 3 (center of i/p)
M/t
Normal
O/d main
Of console)
Oil level
Oil temp
P/n
Park/ neutral position switch (rear of eng compt)
Parking brake switch (below console)
Pnk
Power
Red
Reset
Sc 300 only
Sc 400 only
Set
St fuse 7.5a
Starter relay
Switch
Theft
Trip
Trip switch & theft deterrent indicator light
Usa w/ a/t, w/o driving position memory
Usa w/ m/t and driving position memory or canada
W/ traction control
W/o traction control

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for Lexus SC 400 1996

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List of elements for Courtesy Lamps Wiring Diagram for Lexus SC 400 1996:

(1995) b28 (1996) b15 (body harness, inside right door)
(1995) b4 (1996) b6 (body harness, left "a" pillar)
(1995) b5 (1996) b7 (body harness, front of roof)
(1995) i35 (1996) i22 (i/p harness, right side of i/p)
(body harness, front of roof) b5 (1995) b7 (1996)
(body harness, inside left door)
(body harness, inside left door) b3 (1995) b1 (1996)
(body harness, left "a" pillar) (1995) b5 (1996) b6
(canada)
(i/p harness, left side of i/p)
(i/p harness, left side of i/p) (1995) i8 (1996) i5
(inside right door)
(left kick panel)
(right kick panel)
(usa) a3 b3
10a
A11
B12
B3 (1995) b1 (1996)
Cig/radio fuse 15a
D10
Dome fuse
Door
Door ind
E11
G200
G203
Gauge fuse 10a
H10
Hot at all times
Hot in on or acc
Hot in on or start
I8 (1995) i5 (1996)
Ignition key cylinder light
Instrument cluster
Integration relay
Interior
J/b 1 (left kick panel)
J/b 3 (behind instrument cluster)
Left door courtesy lamp
Left door lock/unlock motor and door detection position switch (inside left door)
Left vanity light
Luggage compartment lamp
Luggage compartment light switch (center of rear panel)
Map
Off
Personal light
R/b 2 (left side of eng compt)
R/b 4 (left kick panel)
Red
Right door courtesy lamp
Right door lock/unlock motor and door detection position switch
Right vanity light
Step light

Instrument Illumination Wiring Diagram for Lexus SC 400 1996

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List of elements for Instrument Illumination Wiring Diagram for Lexus SC 400 1996:

(1995) i26 (1996) i8 (i/p harness, left side of i/p)
(behind instrument cluster)
(i/p harness, center of i/p) (1996) i32 (1995) i18
(i/p harness, center of i/p) i32 (1996) i18 (1995)
(w/ cd player) (w/o cd player)
A/c control &
A/c control assembly
A/t indicator lamp
A10
A12
A17
A2 b10
A9 c5
Am1 fusible link 100a
B10
B11
Canada
Cigarette lighter lamp
Cluster)
Combination switch
D13
E12
E18
Electronic controlled transmission pattern select switch lamp
Fuse block (in r/b 2)
G200 (left kick panel)
Gauge fuse 10a
Glove box lamp
Glove box light switch
H10
Hazard switch lamp
Head
Hot at all times
Hot in run
Illumination
Indicator
Instrument cluster
Integration relay
Integration relay (left side of i/p)
J/b 1 (left kick panel)
J/b 3
J/b 3 (behind instrument
J/b 3 (behind instrument cluster)
K11
Off
Panel fuse 7.5a
Radio & player lamp
Radio switch lamp
Rheostat
Solid state
Tail
Taillight relay
Traction cut & seat heater switch lamp
Trip switch & theft deterrent
Usa

MEMORY SYSTEMS

Memory Mirrors Wiring Diagram for Lexus SC 400 1996

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List of elements for Memory Mirrors Wiring Diagram for Lexus SC 400 1996:

(1996) (1995)
(left instrument panel brace)
A10
A11
A12
A13
A14
A15
A16
Acc
Defogger system
Down
Driver's power seat ecu (under driver's seat)
Driver's power seat ecu shield
Driving position memory and return switch (left side of i/p)
Ecu-b fuse 15a
G206
G302 (under left ashtray)
Gnd
Hot at all times
Hot in acc or on
Hsrl
Hsrr
I1 (i/p harness, left kick panel)
I13 (i/p harness, center of i/p)
J/b 1 (left kick panel)
Left
Left remote control mirror
Left/ right
M+l
M+r
Mhl
Mhr
Mry
Mvl
Mvr
N0. 1
N0. 2
Nca
Operation switch
Pnk
Rad n0. 2 fuse 7.5a
Red
Remote control mirror ecu (center of i/p)
Remote control mirror switch
Right
Right remote control mirror
Select switch
Set
Swb
Swe
Swlh
Swlv
Swrh
Swrv
Tilt & power telescopic ecu (left side of i/p)
Up/ down
Vsrl
Vsrr

Memory Seats Wiring Diagram (1 of 2) for Lexus SC 400 1996

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List of elements for Memory Seats Wiring Diagram (1 of 2) for Lexus SC 400 1996:

(body harness, below left front seat) (1995) b31 (1996) b9
(body harness, below left front seat) b29 (1995) b10 (1996)
(i/p harness, left kick panel) (1995) i2 (1996) i1
(i/p harness, left kick panel) (1995) i6 (1996) i13
+b2
A10
A11
A12
A13
A14
A15
A16
B10
B11
B12
B13
B14
B15
B16
B17
B18
C10
Door circuit breaker 30a
Down
Driver's front vertical motor (under seat)
Driver's power seat control switch
Driver's rear vertical motor (under seat)
Driver's slide control motor (under seat)
Driving position memory/ return switch
Dsw
Ecu-ig fuse 15a
Ecue
Fdwn
Front
Front vertical
Frv-
Fup
Fvr+
G308 (below left "b" pillar)
Gnd
Gnd2
Hot at all times
Hot in run
I10
J/b 1 (left side of i/p)
Left door open detection switch
Lumbar support
Lumbar support motor (under left seat)
Mry
Nca
No.
Park/neutral position switch
Pnk
Power seat ecu (under driver's seat)
Pvcc
Rcl+
Rcl-
Rclf
Rclr
Rdwn
Rear
Reclining
Red
Rrv+
Rrv-
Rup
Set
Sgnd
Shield
Sld+
Sld-
Sldf
Sldr
Slide
Ssfv
Ssrr
Ssrs
Ssrv
Stop
Stop fuse 15a
Stop light switch (on brake support)
Sysb
Tilt/ power telescopic ecu (behind left side of i/p)
Vertical rear

Memory Seats Wiring Diagram (2 of 2) for Lexus SC 400 1996

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List of elements for Memory Seats Wiring Diagram (2 of 2) for Lexus SC 400 1996:

(1995) b33 (1996) b13 (body harness, top of left seat back)
(1995) b34 (1996) b13
(body harness, top of left seat back) (1995) b33 (1996) b13
B29 (1995) b10 (1996)
B30 (1995) b11 (1996)
B32 (1995) b8 (1996)
B7(1995) b4 (1996)
Dome fuse 10a
Down
Driver's power seat reclining motor control (under driver's seat)
Front
Front vertical motor (under right seat)
Front vertical position sensor (under driver's seat)
Front verticle
G302 (under left ashtray)
G305 (below right "b" pillar)
Gnd
H10
Hold
Hot at all times
J/b 1 (left side of i/p)
Lumbar support
Lumbar support motor (under right seat)
Passenger's power seat control switch
Passenger's reclining limit switch (under seat)
Passenger's seat ecu (under passenger's seat)
Passenger's seat slide limit switch (under seat)
Passenger's seat slide motor (under right seat)
Passenger's seat slide position sensor (under seat)
Passenger's seatbelt buckle switch (in buckle)
Passenger's tension reducer solenoid (in right "b" pillar)
Pbcl
Pfsw
Prdc
Pvcc
R/b 2 (left side of engine comp)
Rear
Rear vertical motor (under right seat)
Rear vertical position sensor (under driver's seat)
Rear verticle
Reclining
Reclining motor (under right seat)
Red
Release
Rrsw
Sgnd
Sld+
Sld-
Sldf
Sldr
Slide
Slide position sensor (under driver's seat)
Slsw
Ssrs
Sysb

Power Tilt & Power Telescopic Wiring Diagram for Lexus SC 400 1996

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List of elements for Power Tilt & Power Telescopic Wiring Diagram for Lexus SC 400 1996:

(body harness, below driver's seat) b32 (1995) b8 (1996)
(i/p harness, left kick panel) i1
(i/p harness, left side of i/p) i6 (1995) i3 (1996)
(i/p harness, left side of i/p) i9 (1995) i7 (1996)
(left kick panel)
(left side of i/p)
10a
15a
30a
A/t
A10
A11
A12
Asw
Auto sw
B10
B11
B12
B13
B14
B15
B16
B17
B18
B7 (1995) b4 (1996) (body harness, left door sill)
D10
Dome fuse
Door detection position switch
Driver's power seat ecu (under driver's seat)
Driver's power seat ecu shield
Driving position memory and return switch (left side of i/p)
Dsw
Ecu-b
Ecu-ig fuse
Ecue
G200
G302 (under left ashtray)
Gauge fuse
Gnd
H10
H12
H13
H15
Hot at all times
Hot in start or on
I16
J/b 1 (left kick panel)
K13
Left door lock/ unlock motor &
M/t
Manual sw
Mry
Msw
N0. 1
N0. 2
Nca
P (pkb)
Park/neutral position switch (on transmission)
Parking brake switch (bottom of parking brake handle)
Pnk
Power fuse
R/b 2 (left side of eng compt)
Red
Remote control mirror ecu (center of i/p)
Set
Ssr-
Telesco long
Telesco short
Telescopic control motor
Telescopic position sensor
Tem+
Tem-
Tes
Tilt & power telescopic ecu (left side of i/p)
Tilt and power telescopic unit (combination switch)
Tilt control motor
Tilt down
Tilt position sensor
Tilt up
Tim+
Tim-
Tis
Unlock warning switch (ignition switch)
Uwsw

PASSIVE RESTRAINTS

Electric Tension Reducer Wiring Diagram for Lexus SC 400 1996

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List of elements for Electric Tension Reducer Wiring Diagram for Lexus SC 400 1996:

(body harness, under right front seat) b13
Door fuse 30a
Ecu-ig fuse 15a
G305 (below right "b" pillar)
G308 (below left "b" pillar)
Hot at all times
Hot in start or on
J/b 1 (left kick panel)
Left buckle switch (inside driver's seat belt buckle head)
Left tension reducer solenoid (below left "b" pillar)
Passenger's power seat ecu (under passenger's seat)
Right buckle switch (inside passenger's seat belt buckle head)
Right tension reducer solenoid (below right "b" pillar)
Tension reducer diode (left kick panel)

POWER ANTENNA

Power Antenna Wiring Diagram for Lexus SC 400 1996

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List of elements for Power Antenna Wiring Diagram for Lexus SC 400 1996:

(i/p harness, center of i/p) i34
(w/ cd player)
(w/o cd player)
15a
20a
7.5a
Acc
Amp+b
Ant+b
Anta
Antb
Auto antenna control relay
Auto antenna motor
Auto antenna motor & relay (left side of trunk)
B10
D10
Down
E10
Ecu-ig fuse
G407 (center rear of trunk)
Gnd
Hot at all times
Hot in acc or on
Hot in start or on
J/b 1 (left kick panel)
R/b 2 (left side of eng compt)
Radio & player
Radio n0. 1 fuse
Radio no. 2 fuse
Red
Sgnd
Sig
Solid state
Svcc
W/ cd
W/o cd

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for Lexus SC 400 1996

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List of elements for Power Distribution Wiring Diagram (1 of 4) for Lexus SC 400 1996:

(engine harness, left side of eng compt) e12 (1995) e10 (1996)
(sc300) (sc400)
100a
120a 150a
15a
30a
40a
60a
7.5a
Abs motor relay, abs solenoid relay, traction solenoid relay
Abs n0. 1 fuse
Abs n0. 2 fuse
Acc
Alt fuse
Am1
Am1 fuse
Am2
Am2 fuse
Battery
C13
Canada
Cig fuse, j/b 1 (diagram 3 of 4)
D11
Data link connector no 3 (1996 only)
Daytime running light relay no. 2 (diagram 4 of 4)
Def fuse, r/b 2 (diagram 4 of 4)
E10
Ecu-b fuse, j/b 1 (digram 2 of 4)
Engine control module, cruise control ecu, park/neutral position switch, clutch start switch
Fog fuse
Fog light relay
Fuse block (r/b 2)
Gauge fuse, j/b 1 (diagram 2 of 4)
Generator
Ig1
Ig2
Ign fuse, j/b 1 (diagram 3 of 4)
Ignition switch
Igsw fuse
Inj fuse
Integration relay
J/b 1 (left kick panel)
Lock
Main fuse
Nca
Odb ii fuse (1996)
R/b 4 (front side of j/b 1)
Rad no. 2 fuse
Radio no. 1 fuse, r/b 2 (diagram 3 of 4)
Red
Remote control mirror ecu
Remote control mirror switch
Sc 300
Sc 400
Seat heater relay or ignition main relay
Seat heater switch
St fuse
St-htr fuse
St1
Start
Traction motor relay
Woofer speaker amplifier, stereo power amplifier, radio & player, auto antenna motor & relay

Power Distribution Wiring Diagram (2 of 4) for Lexus SC 400 1996

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List of elements for Power Distribution Wiring Diagram (2 of 4) for Lexus SC 400 1996:

10a
15a
20a
30a
7.5a
A/c control assembly, water valve vsv
A12
Am1 fuse (diagram 1 of 4)
C16
Cruise control ecu, stop light switch
Diode
Door fuse
Driver's power seat control switch, driver power seat ecu
E12
E13
E17
Ecu-b fuse
Ecu-ig fuse
Electronic controlled transmission pattern select switch, instrument cluster
Engine fuse
Fuel lid opener switch
Gauge fuse
Generator
H12
H15
H16
Hazard switch
Heater relay, a/c magnetic clutch relay, defogger relay
Htr fuse
I10
Idle-up diode (1995)
Ignition switch (diagram 1 of 4)
Instrument cluster, automatic light control sensor
Integration relay
Interior lights system (instrument illumination circuit)
J/b 1 (left kick panel)
K10
K13
License lights, light failure sensor
Light failure sensor, wireless door lock ecu
Mobilephone, traction ecu, right tension reducer solenoid, abs ecu, abs & traction ecu
Panel fuse
Parking lights, front side marker lights
Passenger's power seat control switch, passenger power seat ecu, theft deterrent & door lock ecu
Power main relay
Pps ecu, cooling fan ecu
Pwr fuse
Remote control mirror ecu
Shift lock ecu, automatic light control sensor
Stop fuse
Tail fuse
Taillight relay
Telephone transceiver & speaker relay, auto antenna & motor relay, driver power seat ecu, left tension reducer solenoid
Theft deterrent & door lock ecu, cruise control ecu, tilt & power telescopic ecu, inner mirror (1996)
Tilt & power telescopic ecu, moon roof control relay (1996)
Turn fuse
Vehicle speed sensor 1, back-up light switch (m/t), park/neutral postion switch (a/t)
Washer motor, wiper/washer switch, wiper motor
Wiper fuse

Power Distribution Wiring Diagram (3 of 4) for Lexus SC 400 1996

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List of elements for Power Distribution Wiring Diagram (3 of 4) for Lexus SC 400 1996:

10a
15a
20a
7.5a
A/c control assembly
Center airbag sensor assembly
Cig fuse
Cigarette lighter
Dome fuse
E18
Efi fuse r/b 2 (diagram 4 of 4)
Engine control module
G10
G200 (left kick panel)
Haz-horn fuse
Horn relay, hazard switch, theft deterrent horn
I14
Ign fuse
Igniter no 1 (sc 400), igniter no 2 (sc 400), ignition coil no 1 (sc 400), igniton coil no 2 (sc 400), noise filter, igniter (sc 300), ignition coil (sc 300), fuel injectors, idle air control valve (sc 300), fuel pressure up vsv (sc 300), egr vsv (sc 300), engine control module (sc 300), efi main relay (sc 300), evap vsv (sc 300), intake control valve vsv (sc 300), data link connector 1 (sc 300), heated oxygen sensors (sc 300), fuel pump ecu (sc 300), mass air flow meter (1996 sc 300)
Ignition switch, (diagram 1 of 4)
Instrument cluster
Integration relay, abs & traction ecu, traction ecu, abs ecu, theft deterrent & door lock ecu, wireless door lock ecu, cruise control ecu, passenger power seat ecu, driver's power seat ecu, tilt & power telescopic ecu, moon roof control relay (1995), door courtesy lights, vanity lights, ignition key cylinder light, step light, personal light, day/night shift switch (inner mirror), luggage compartment light, instrument cluster, a/c control assembly
J/b 1 (left kick panel)
J/b 3 (center of i/p)
Main fuse, fuse block (diagram 1 of 4)
R/b 2 (left side of eng compt)
Rad no 2 fuse, j/b 1 (diagram 1 of 4)
Radio & player, auto antenna motor & relay, woofer speaker amplifier, stereo power amplifier
Radio no. 1 fuse
Red
Shift lock ecu
Theft deterrent & door lock ecu
Trip switch & theft deterrent indicator light

Power Distribution Wiring Diagram (4 of 4) for Lexus SC 400 1996

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List of elements for Power Distribution Wiring Diagram (4 of 4) for Lexus SC 400 1996:

(1995) e5 (1996) e8 (engine harness, left side of eng compt)
(usa sc 300)
10a
15a
30a
50a
60a
7.5a
Alt fuse, fuse block (diagram 1 of 4)
Alt sensing fuse
Daytime running light relay 2 (canada)
Daytime running light relay no 3
Daytime running light relay no 3 (1995) or daytime running light relay no 4 (1996)
Def fuse
Defogger relay
Dimmer relay (usa sc 400)
Drl fuse (canada)
E12 (1995) e10 (1996) (engine harness, left side of eng compt)
Efi fuse
Efi main relay
Engine control module
Fog light relay, left low beam headlight, left hi beam headlight (usa sc 300)
Generator
Haz-horn fuse, r/b 2 (digram 3 of 4)
Head (lh)
Head (lh-lwr) (canada & sc 400) fuse
Head (lh-upr) fuse
Head (rh)
Head (rh-lwr) (canada & sc 400) fuse
Head (rh-upr) fuse
Headlight relay
Headlight relay, r/b 2 (diagram 4 of 4)
Heater relay
Htr fuse
J/b 1 (left kick panel)
Left hi beam headlight
Left mirror heater
Main fuse, fuse block (diagram 1 of 4)
Mir-htr fuse
Noise filter (defogger system)
R/b 2 (left side of eng compt)
Red
Right hi beam headlight, instrument cluster
Right low beam headlight, instrument cluster (usa sc 300), right hi beam headlight (usa sc 300)
Right mirror heater, idle-up diode
Starter relay
Starting/ charging system
Tel fuse
Tel fuse, r/b 2 (diagram 4 of 4)
Telephone transceiver & speaker relay
Trac fuse
Traction ecu

POWER DOOR LOCKS

Keyless Entry & Anti-Theft Wiring Diagram (1 of 2) for Lexus SC 400 1996

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List of elements for Keyless Entry & Anti-Theft Wiring Diagram (1 of 2) for Lexus SC 400 1996:

(body harness, left rear door sill) b18
(i/p harness, left side of i/p) i5
(i/p harness, left side of i/p) i7
(i/p harness, right side of i/p) i14
(i/p harness, right side of i/p) i22
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
Acc
Act+
Act-
Actd
B1+
B10
Bzr
Bzr2
Cig fuse 15a
Cty
Diode (in r/b 4)
Dome fuse 10a
Door fuse 30a
Dswd
Dswh
Dswl
Dswp
Ecu-ig fuse 15a
Engine hood courtesy switch (center front of engine compartment)
G101 (right front fender)
G200 (left kick panel)
G305 (below right "b" pillar)
Gauge fuse 10a
Grd
H10
Head
Headlight relay
Horn
Horn relay
Hot at all times
Hot in run
Hot in run or accy
Hot in run or start
I14
I16
I22 (i/p harness, right side of i/p)
Ind
Integration relay
J/b 1 (left side of i/p)
J/b 2 (left side of engine compt)
J/b 3 (behind cluster)
K13
Ksw
Left front door key lock/unlock switch
Lock
Lswd
Lswp
Lug
Luggage compartment light switch (center rear of trunk)
Master power window/door lock control switch
Power circuit breaker 30a
Power main relay
Prly
Red
Right front door key lock/unlock switch
Right front door lock control switch
Srly
Starter relay
Tail
Taillight relay
Theft deterrent and door lock ecu (left side of i/p)
Tsw
Ul1
Ul2
Ul3
Ulsw
Unlock
Wireless door lock buzzer (left side of eng compt)
Wireless door lock ecu (right rear of trunk)

Keyless Entry & Anti-Theft Wiring Diagram (2 of 2) for Lexus SC 400 1996

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List of elements for Keyless Entry & Anti-Theft Wiring Diagram (2 of 2) for Lexus SC 400 1996:

(behind left side of i/p)
(i/p harness, center of i/p) i14
B15
C10
C15
D10
G200 (left kick panel)
G203 (right kick panel)
G302 (under left ashtray)
G407 (center rear of trunk)
H13
Haz-horn fuse 25a
Horn relay
Hot at all times
I5 (i/p harness, left side of i/p)
Instrument cluster
J/b 1
J/b 2 (left side of engine comp)
Left lock/ unlock motor and door detection position switch
Luggage comparment door opener motor (center rear of trunk)
Luggage compartment door open switch
Luggage compartment key unlock switch (right rear of trunk)
Red
Right lock/ unlock motor and door detection position switch
Theft deterrent horn (left rear of eng compt)
Trip switch and theft deterrent indicator switch
Unlock warning switch (ignition switch)

POWER MIRRORS

Automatic Glare-Resistant EC Mirror for Lexus SC 400 1996

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List of elements for Automatic Glare-Resistant EC Mirror for Lexus SC 400 1996:

(left kick panel)
Ecu-ig fuse 15a
G200
Hot in on or start
I3 (i/p harness, left side of i/p)
Inner mirror
J/b 1 (left kick panel)
Left remote control mirror
Right remote control mirror
W/ memory

Power Mirror Wiring Diagram for Lexus SC 400 1996

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List of elements for Power Mirror Wiring Diagram for Lexus SC 400 1996:

(body harness, in left door) b2
(left kick panel)
D10
Defogger system
Down
G200
Hot in acc or on
J/b 1 (left kick panel)
Left
Left remote control mirror
Left/ right
Left/ up
Operation switch
Radio 2 fuse 7.5a
Remote control mirror switch
Right
Right remote control mirror
Right/ down
Select switch
Up/ down

POWER SEATS

Heated Seats Wiring Diagram for Lexus SC 400 1996

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List of elements for Heated Seats Wiring Diagram for Lexus SC 400 1996:

(1995) i3 (1996) i2
(1995) i6 (1996) i3 (i/p harness, left side of i/p)
(m/t) (a/t)
A10
Am1 fusible link 100a
Driver's seat heater (in seat back)
Driver's seat heater switch
E12 (1995) e10 (1996) (engine harness, left side of eng compt)
E18
Ecu-ig fuse 15a
Fuse block (left side of engine comp)
G200 (left kick panel)
G305 (below right "b" pillar)
G308 (below left "b" pillar)
H14
Hot at all times
Hot in run
Ignition main relay
J/b 1 (left side of i/p)
J/b 3 (behind cluster)
K13
Left
Passenger's seat heater (in seat back)
Passenger's seat heater switch
R/b 4 (left kick panel)
Right
Seat heater switch
Seat-htr fuse 15a

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagrams for Lexus SC 400 1996

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List of elements for Power Top/Sunroof Wiring Diagrams for Lexus SC 400 1996:

(center front of roof)
(left kick panel)
(right kick panel)
+b1
+b2
15a
30a
A12
A13
A16
A19
A20
B35 (1995) b16 (1996) (body harness, front of roof)
B4 (1995) b16 (1996) (body harness, left "a" pillar)
Close
Cls
D10
Dome fuse 20a
Door fuse
Down
Dswp
Dwn
Ecu-ig fuse
G2 red
G200
G203
Gnd
H10
H15
Hot at all times
Hot in on or start
I16
Is1
Is2
J/b 1 (left side of i/p)
J/b 2 (left side of eng compt)
K13
Left front door lock motor/ door position detection switch
Moon roof control relay (center front of roof)
Moon roof control switch
Moon roof motor & limit switch (center front of roof)
Mtr+
Mtr-
No. 1
No. 2
Open
Opn
Pnk
Power fuse
Power main relay
Red
Right front door lock motor/ door position detection switch
Rly
Theft deterrent & door lock ecu (right side of i/p)

POWER WINDOWS

Power Window Wiring Diagram for Lexus SC 400 1996

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List of elements for Power Window Wiring Diagram for Lexus SC 400 1996:

(at left kick panel)
A12
A13
A16
A20
Auto
Auto down module
B3 (1995) b1 (1996) (body harness, front of center console)
D10
Dome fuse 10a
Door fusible link 30a
Down
Ecu-ig fuse 15a
G200 (at left kick panel)
G203 (right kick panel)
H10
Hot at all times
Hot in on or start
I16
J/b 1
J/b 1 (at left kick panel)
K13
Left door open detection switch
Left front
Left power window motor
Lock switch
Power fusible link 30a
Power main relay
Power window master switch
R/b 2 (left side of engine compartment)
Red
Right door open detection switch
Right front
Right power window control switch
Right power window motor
Theft deterrent ecu (above left kick panel)

RADIO

with CD Changer, Nakamichi for Lexus SC 400 1996

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List of elements for with CD Changer, Nakamichi for Lexus SC 400 1996:

(console box harness, under front end of center console)
(console box harness, under front end of center console) i34
(floor 3 harness, right side of luggage compartment) b29
(floor 3 harness, under center console)
(floor 3 harness, under rear seat) b20
(floor main harness, at base of left "b" pillar) b18
(under right ashtray) g302
A/c control switch & radio switch
A10
A11
A12
A13
A14
A15
Acc
Amp
Ant
Anta
Antb
Aud+
Aud-
Automatic cd changer
B10
B12
B29 (floor 3 harness, right side of luggage compartment)
B30 (floor 3 harness, right side of luggage compartment)
B34
B5 b6
Beep
Cd player
Cdl+
Cdl-
Cdr+
Cdr-
D10
D11
D12
E10
Fl+
Fl-
Fr+
Fr-
Gnd
Hot at all times
Hot in acc or on
I33 (console box harness, under front end of center console)
Illumination
Interior lights system
J/b 1 (behind left kick panel)
Left front door speaker
Left rear speaker
Luggage compartment light switch
Mute
Pnk
Power antenna system
Pwr
R/b 2 (in left front, of engine compartment, behind battery)
Radio & cd player
Radio 1 fuse 20a
Radio 2 fuse 7.5a
Red
Right front door speaker
Right rear speaker
Rl+
Rl-
Rr+
Rr-
Sgn1
Sgnd
Shield
Short connector (in left side of luggage compartment)
Sp+
Sp-
Speaker relay
Stereo power amplifier (on right side of luggage compartment)
Telephone transceiver
Telephone transceiver & speaker relay (in left side of luggage compartment)
Tlmt
Txm+
Txm-
Txs+
Txs-
Under rear seat)
Vol+
Volc
W/ telephone
W/o telephone
W/telephone
Wf+
Wf-
Woofer speaker (right side of rear shelf)
Woofer speaker amplifier (at right side of luggage compartment)

with CD Changer, Pioneer for Lexus SC 400 1996

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List of elements for with CD Changer, Pioneer for Lexus SC 400 1996:

(console box harness, under front end of center console) i33
(console box harness, under front end of center console) i34
(floor 3 harness, right front of luggage compartment) b28
(floor 3 harness, under center console)
(floor 3 harness, under rear seat)
(floor 3 harness, under rear seat) b20
(floor main harness, at base of left "b" pillar) b18
(under right ashtray) g302
A/c control switch & radio switch
A10
A11
A12
A13
A14
A15
Acc
Amp
Ant
Anta
Antb
Aud+
Aud-
Automatic cd changer
B10
B12
B12 (floor 3 harness, under center console)
B20
B24 (floor 3 harness, right side of rear windshield at base)
B30 (floor 3 harness, right side of luggage compartment)
B34
Beep
Cd player
Cdl+
Cdl-
Cdr+
Cdr-
D10
D11
D12
E10
Fl+
Fl-
Fr+
Fr-
Gnd
Hot at all times
Hot in acc or on
I33 (console box harness, under front end of center console)
Illumination
Interior lights system
J/b 1 (behind left kick panel)
Left front door speaker
Left rear speaker
Luggage compartment light switch
Mute
Pnk
Power antenna system
Pwr
R/b 2 (in left front of engine compartment, behind battery)
Radio & cd player
Radio 1 fuse 20a
Radio 2 fuse 7.5a
Red
Right front door speaker
Right rear speaker
Rl+
Rl-
Rr+
Rr-
Ru+
Ru-
Sgn1
Sgnd
Shield
Short connector (in left side of luggage compartment)
Sp+
Sp-
Speaker relay
Stereo power amplifier (on right side of luggage compartment)
Telephone transceiver
Telephone transceiver & speaker relay (in left side of luggage compartment)
Tlmt
Txm+
Txm-
Txs+
Txs-
Vol+
Volc
W/ telephone
W/o telephone
W/telephone
Wf+
Wf-
Woofer speaker (right side of rear shelf)
Woofer speaker amplifier (at right front of luggage compartment)

SHIFT INTERLOCKS

Shift Interlock Wiring Diagram for Lexus SC 400 1996

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List of elements for Shift Interlock Wiring Diagram for Lexus SC 400 1996:

(left kick panel)
15a
15aa
Acc
Cig fuse
E17
E18
E20
Ecu-ig fuse
G200
H13
H15
Hot at all times
Hot in acc or run
Hot in run or start
I10
J/b 1 (left kick panel)
J/b 3 (behind center of i/p)
J/b 3 (behind cluster)
Key interlock solenoid (on steering column)
Kls+
Shift lock control switch
Shift lock ecu (below console)
Shift lock solenoid
Sls+
Sls-
Stop fuse
Stop light switch (on brake pedal support)
Stp

STARTING/CHARGING

Charging Wiring Diagram for Lexus SC 400 1996

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List of elements for Charging Wiring Diagram for Lexus SC 400 1996:

(sc 300) (sc 400)
Alt fusible link 120a 150a
Alt sensing fuse 7.5a
Alternator
Battery
Charging warning light
Engine fuse 7.5a
Fuse block (relay box 2)
Hot in run or start
I14 (i/p harness, center of i/p)
Ign fuse 7.5a
Instrument cluster
Integration relay (left side of i/p)
J/b 1 (left side of i/p)
J/b 3 (behind center of i/p)
Main fusible link 60a
Nca
Relay box 2 (left side of engine compartment)
Starting circuit

Starting Wiring Diagram for Lexus SC 400 1996

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List of elements for Starting Wiring Diagram for Lexus SC 400 1996:

(i/p harness, right side of i/p) i32
(on transaxle)
(sc 400) (sc 300)
A/t
Acc
Alt fusible link 150a 120a
Am1
Am1 fusible link 100a
Battery
Clutch start switch (on clutch pedal support)
Engine controls system
Fuse block (relay box 2)
I29 (i/p harness, right side of i/p)
Ignition switch
Igsw fuse 40a
Instrument cluster (sc 400)
J/b 1 (left kick panel)
Lock
M/t (sc 300)
Main fusible link 60a
Nca
Park/ neutral position switch
Relay box 2 (left side of engine compartment)
Run
Sc 300 m/t
Srly
St fuse 7.5a
St1
Start
Starter motor
Starter relay
Theft deterrent & door lock control ecu (behind right side of i/p)

SUPPLEMENTAL RESTRAINTS

Supplemental Restraint Wiring Diagram for Lexus SC 400 1996

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List of elements for Supplemental Restraint Wiring Diagram for Lexus SC 400 1996:

(left kick panel)
+sl
+sr
-sl
-sr
A10
A11
Acc
Airbag
Airbag squib (front passenger's airbag assembly)
Airbag squib (steering wheel pad)
Center airbag sensor assembly (under front of console)
Cig fuse 15a
Combination meter
D11
Data link connector 1 (left side of eng)
Data link connector 2 (left side of i/p)
E10
E13
Ecu-b fuse 15a
G10
G200
H12
Hot at all times
Hot in on or acc
Hot in start or on
Ig2
Ign fuse 7.5a
J/b 1 (left kick panel)
J/b 3 (behind combi- nation meter)
Left front airbag sensor (except 1996) (left front of eng compt)
Red
Right front airbag sensor (except 1996) (right front of eng compt)

TRANSMISSION

Transmission Wiring Diagram for Lexus SC 400 1996

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List of elements for Transmission Wiring Diagram for Lexus SC 400 1996:

(eng harn, right side of engine)
(engine harness, left front of engine)
(engine harness, right side of safety wall)
(front side of left fender) g100
(i/p harn, right side of i/p) e13
(i/p harness, center of i/p)
(i/p harness, right side of i/p)
(left side of engine) data link connector 1 (check connector)
(left side of i/p, left of steering column) cruise control ecu
(lock-up) no.3
(on throttle body)
(rear side of left cyl hd) g114
(rear side of right cyl head)
2 ind
A/t indicator switch (park/neutral position switch, neutral start switch & backup light switch (on top left side of transmission)
Batt
Camshaft position sensor no.1 (on left bank)
Camshaft position sensor no.2 (on right bank)
Conn a
Conn b
Crankshaft position sensor (left front of engine)
D ind
D13
E11
E12
E16
E18
E25
Ecm pin 24 conn b
Efi fuse 30a
Efi main relay
Electronic controlled trans- mission solenoid (on trans- mission)
Electronic controlled transmission pattern select switch
Engine control module (engine & electronic controlled transmission ecu) (under front end of center console)
Engine controls system (igniters)
Engine controls system (mass air flow meter)
Engine coolant temp. sensor (top right front of engine)
Eo1
Eo2
Eo3
G1-
G114 (rear side of left cyl head)
G117
G2-
G200 (left kick panel)
Gauge fuse 10a
H12
Hot at all times
Hot in on or start
Hot in start
I10
I17
I25
I26
I28
I29
Idl
Idl1
Idl2
Igf1
Igf2
Ign fuse 7.5a
Igsw
Igt1
Igt2
Instru- ment cluster system (a/t indicator light) (combi- nation meter)
Instru- ment cluster system (a/t indicator light) (shift lever)
Interior lights system
J/b 1 (left kick panel)
J/b 3 (behind center of i/p)
L ind
Mrel
N ind
Nca
Nco(+)
Nco-
Ne-
No. 1
No. 2
No. 4
Norm.
Nsw
O/d direct clutch speed sensor (on trans- mission)
O/d ind
O/d main switch
Od1
Od2
Oil
P ind
P/n in
Pnk
Pwr
Pwr ind
R ind
R n
R/b 2 (left side of engine compt.)
Red
Sln(+)
Sln-
Slu(+)
Slu-
Sp2(+)
Sp2-
Spd bk or stp r
Speedo
St fuse 7.5a
Starting/ charging system
Stop fuse 15a
Stop light switch (on bracket, above brake pedal)
Sub-throttle position sensor (w/traction control)
Te1
Throttle position sensor
Thw
Vehicle speed sensor no.2 (for e.c.t) (on trans. output shaft)
Vta
Vta1
Vta2
W trac ctrl w/o trac ctrl
W/o trac ctrl