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MK4 Supra
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Wiring Diagrams
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Repair Manual
Wiring Diagrams
MK4
41 sections · 277 pages
INTRO
Introduction & How To Use
9
TRBL
Troubleshooting
7
GLOS
Glossary of Terms and Symbols
2
RL
Relay Locations
6
EWR
Electrical Wiring Routing
20
PS
Power Source
13
SI
Starting and Ignition
8
CHG
Charging
2
EC
Engine Control
24
HL
Headlights
8
TL
Taillights
4
FL
Fog Lights
2
LATO
Light Auto Turn Off
3
TS
Turn Signal and Hazard Warning Light
3
SL
Stop Light
2
BL
Back-Up Light
2
IL
Interior Light and Illumination
8
FWW
Front Wiper and Washer
3
HORN
Horn
1
TDLC
Theft Deterrent and Door Lock Control
6
PW
Power Windows
4
ECT
Electronically Controlled Transmission
18
ABS
ABS and Traction Control
15
CC
Cruise Control
8
PPS
PPS (Progressive Power Steering)
2
SHLK
Shift Lock
2
CIGC
Cigarette Lighter and Clock
2
RCM
Remote Control Mirror
2
PSEAT
Power Seat
2
SHTR
Seat Heater
2
USBW
Unlock and Seat Belt Warning
3
SRS
SRS (Supplemental Restraint System)
6
RWW
Rear Wiper and Washer
3
ETR
Electric Tension Reducer
2
RWDM
Rear Window Defogger and Mirror Heater
2
AA
Auto Antenna
3
RAP
Radio and Player
6
CM
Combination Meter
7
RFAC
Radiator Fan and Automatic Air Conditioning
11
GP
Ground Points
6
OWD
Overall Electrical Wiring Diagram
38
← p.019
EWR
/
Electrical Wiring Routing
20 / 20
PS →
−
100%
+
Connector Joining Wire Harness and Wire Harness BQ1 1 2 3 4 2 1 4 3 CODE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION) BQ1 FLOOR NO. 2 WIRE AND SEAT WIRE (UNDER THE FRONT LH SEAT) 43
