LEXUS SC400 1991 Service Repair Manual

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Position of Parts in Instrument Panel
H 7 Hazard SW S 10 Shift Lock ECUS 11 Step Light
I 14 Ignition Key Cylinder Light S 12 Stop Light SW
I 15 Ignition SW, Unlock Warning SW and Key Inter Lock Solenoid S 22 Short Connector
I 16 Integration Relay S 23 Short Connector S 24 Seat Heater SW (for M/T)
K 3 Kick Down SW T 6 TDCL (Total Diagnostic Communication Link)
L 1 Luggage Compartment Door Open SW T 7 Telescopic Position Sensor T 8 Theft Deterrent and Door Lock Control ECU
N 4 Noise Filter (for A/C System) T 9 Theft Deterrent and Door Lock Control ECU T 10 Tilt and Power Telescopic ECU
O 5 O/D Main SW T 11 Tilt and Power Telescopic ECU T 12 Traction Cut SW and Seat Heater SW (for A/T)
P 2 PPS ECU T 13 Traction ECU (for A/T)
P 3 Parking Brake SW T 14 Traction ECU (for A/T) T 15 Trip SW and Theft Deterrent Indicator Light
R 2 Radio and Player
R 3 Radio and Player W 6 Water Temp. Sensor (for A/C System)
R 4 Radio and Player (w/ CD Player) W 7 Wireless Door Lock Main SW
R 5 Radio and Player (w/o CD Player)
R 6 Radio and Player (w/o CD Player)
R 7 Remote Control Mirror ECU
R 8 Remote Control Mirror ECU
R 9 Rheostat
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ELECTRICAL WIRING ROUTING
Position of Parts in Body
A 30 ABS Speed Sensor Rear LH D 10 Door Lock Motor, Door Unlock Detection SW and
A 31 ABS Speed Sensor Rear RH Door Open Detection SW LH
A 32 Auto Antenna Motor and Relay D 11 Door Lock Motor, Door Unlock Detection SW andDoor Open Detection SW RH
C 20 CD Automatic Changer D 12 Driving Position Memory and Return SW
C 21 CD Automatic Changer
C 22 Choke Coil F 11 Front Door Speaker LH F 12 Front Door Speaker RH
D 4 DAY/NIGHT Shift SW F 14 Fuel Lid Opener Solenoid
D 5 Door Courtesy Light LH F 15 Fuel Pump
D 6 Door Courtesy Light RH F 16 Fuel Pump ECU
D 7 Door Key Lock and Unlock SW LH F 17 Fuel Sender
D 8 Door Key Lock and Unlock SW RH F 18 Fuel Sender
D 9 Door Lock Control SW RH H 8 High Mount Stop Light (w/o Rear Spoiler)
H 9 High Mount Stop Light (w/ Rear Spoiler)
L 2 Licence Plate Light
L 3 Light Failure Sensor
L 4 Luggage Compartment Door Opener Motor
L 5 Luggage Compartment Key Unlock SW
L 6 Luggage Compartment Light SW
L 7 Luggage Compartment Light
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Position of Parts in Body
M 1 Mobilephone R 16 Remote Control Mirror LH
M 2 Moon Roof Control Relay R 17 Remote Control Mirror RH
M 3 Moon Roof Control SW R 18 Remote Control Mirror SW
M 4 Moon Roof Motor and Limit SWS 13 Stereo Power Amplifier
O 8 Oxygen Sensor Sub (for California) S 14 Stereo Power Amplifier
P 4 Power Window Control SW RH T 16 Telephone Transceiver and Speaker Relay
P 5 Power Window Master SW and Door Lock Control SW LH T 17 Telephone Transceiver and Speaker Relay
P 6 Power Window Motor LH T 18 Tension Reducer Solenoid LH
P 7 Power Window Motor RH T 19 Tension Reducer Solenoid RH
P 20 Personal Light V 5 Vanity Light LH
R 10 Rear Combination Light LH V 6 Vanity Light RH
R 11 Rear Combination Light RH
R 12 Rear Speaker LH W 8 Wireless Door Lock ECU
R 13 Rear Speaker RH W 9 Woofer Speaker
R 14 Rear Window Defogger (+) W 10 Woofer Speaker Amplifier
R 15 Rear Window Defogger (±)
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32
ELECTRICAL WIRING ROUTING
Position of Parts in Seat
B 4 Buckle SW LH P 15 Power Seat Motor (for Driver's Seat Rear Vertical Control)
B 5 Buckle SW RH P 16 Power Seat Motor (for Driver's Seat Reclining Motor Control)P 17 Power Seat Motor (for Driver's Seat Slide Control)
F 19 Front Vertical Position Sensor P 18 Power Seat Motor (for Passenger's Seat Reclining Control) P 19 Power Seat Motor (for Passenger's Seat Slide Control)
P 8 Power Seat Control SW (for Driver's Seat)
P 9 Power Seat Control SW (for Passenger's Seat) R 19 Rear Vertical Position Sensor
P 10 Power Seat ECU (for Driver's Seat) R 20 Reclining Limit SW
P 11 Power Seat ECU (for Driver's Seat)
P 12 Power Seat ECU (for Passenger's Seat) S 15 Seat Heater (for Driver's Seat Back)
P 13 Power Seat Motor (for Driver's Seat Front Vertical Control) S 16 Seat Heater (for Driver's Seat Cushion)
P 14 Power Seat Motor (for Driver's Seat Lumbar S 17 Seat Heater (for Passenger's Seat Back) Support Control) S 18 Seat Heater (for Passenger's Seat Cushion) S 19 Slide Limit SW
S 20 Slide Position Sensor (for Driver's Seat)
S 21 Slide Position Sensor (for Passenger's Seat)
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34
ELECTRICAL WIRING ROUTING
: Location of Connector Joining Wire Harness and Wire Harness
: Location of Ground Points
: Location of Splice Points
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CODEJOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EB1ENGINE WIRE AND ENGINE ROOM MAIN WIRE (FRONT SIDE OF R/B NO 2)EB2ENGINE WIRE AND ENGINE ROOM MAIN WIRE (FRONT SIDE OF R/B NO. 2)
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36
ELECTRICAL WIRING ROUTING
: Location of Connector Joining Wire Harness and Wire Harness
: Location of Ground Points
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CODEJOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IE1ENGINE ROOM MAIN WIRE AND COWL WIRE (R/B NO. 4)
IE2ENGINE ROOM MAIN WIRE AND COWL WIRE (BEHIND GLOVE BOX)
IF1FRONT DOOR LH WIRE AND COWL WIRE (LEFT KICK PANEL)IF2FRONT DOOR LH WIRE AND COWL WIRE (LEFT KICK PANEL)
IG1INSTRUMENT PANEL WIRE AND COWL WIRE (R/B NO 5)IG2INSTRUMENT PANEL WIRE AND COWL WIRE (R/B NO. 5)
IG3INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
IH1COWL NO. 2 WIRE AND COWL WIRE (BEHIND COMBINATION METER)
II1ENGINE WIRE AND A/C WIRE (BEHIND GLOVE BOX)
IJ1ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)IJ2ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IK1ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)IK2ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
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38
ELECTRICAL WIRING ROUTING
: Location of Connector Joining Wire Harness and Wire Harness
: Location of Splice Points
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39
CODEJOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IN1ENGINE ROOM MAIN WIRE AND A/C WIRE (BEHIND GLOVE BOX)
IO1ENGINE ROOM MAIN WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IP1FRONT DOOR RH WIRE AND COWL WIRE (RIGHT KICK PANEL)IP2FRONT DOOR RH WIRE AND COWL WIRE (RIGHT KICK PANEL)
IQ1INSTRUMENT PANEL WIRE AND CONSOLE BOX WIRE (UNDER THE INSTRUMENT PANEL CENTER)IQ2INSTRUMENT PANEL WIRE AND CONSOLE BOX WIRE (UNDER THE INSTRUMENT PANEL CENTER)
IR1CONSOLE BOX WIRE AND A/C WIRE (BEHIND GLOVE BOX)IR2CONSOLE BOX WIRE AND A/C WIRE (BEHIND GLOVE BOX)
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