TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
p.275

WD/Wiring Diagrams — Overall Electrical Wiring Diagram, page 276

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p.277
Overall Electrical Wiring Diagram — MK4 Supra Wiring Diagrams, page 276
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Page text (OCR transcript)
OVERALL ELECTRICAL WIRING DIAGRAM

(Cont. next page)

Radiator Fan Automatic Air Conditioning

26 SUPRA

Power Source

W-R
R-L
R-L
G-R
GR

16
15
15
16
G5

R-L
G-R
G
GR

A24
INLET CONTROL
SERVO MOTOR

RECIRC
FRESH

5

BLOWER MOTOR CONTROL RELAY
B- BLACK
B- BLACK

A-C AMPLIFIER
ORANGE
A12
ORANGE
A13
ORANGE
A14
ORANGE

A-C DUAL PRESSURE SW
A-3 BLACK
GRAY
A-3

HEATER CONTROL SW
H16 ORANGE
H12 ORANGE

W-B
Front side of right fender

W-B
Front side of left fender

A 2
A/C CONDENSER FAN MOTOR
L-B
W-B

R 1
RADIATOR FAN MOTOR
L-B
W-B

R2-1
RADIATOR FAN RELAY NO. 1
(2JZ-GTE)
L-B

E 5
ENGINE COOLANT TEMP. SW
(WATER TEMP. SW)
A 3
A/C SINGLE PRESSURE SW
R-L
W-B

A-4
A/C MAGNETIC CLUTCH
L-W

R 3
RADIATOR FAN RELAY NO. 2
W-B
L-R
W-B

R-L(2JZ-GTE)
W-R(2JZ-GTE)

R-L

A/C MAGNETIC CLUTCH RELAY
R-L
R-L
W-G
W-G

To Engine Control Module/Engine and Transmission Control
ECU-5-3-12-4-85

B-Y
2.5A HTR
50
R-L

HEATER RELAY
R-L
L-W
L-W
L-R
L-R

B
W-B

B 4
B 5
BLOWER MOTOR CONTROL RELAY
S1
GND
W-B
Right kick panel

B 3
BLOWER MOTOR
BR
W-B
Front side of left fender

ACC 5
IG1 4
ST1

IGNITION SW
119
7 AM1

W

B
50A HTR
30A FAN

W-R
(2JZ-GTE)

10A ECU-B
W

50A AM1 (for USA)
60A AM1 (for Canada)

60A POWER
W-L

120A ALT

BATTERY
W-B
B

W-R
2W
13W