TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
p.247

WD/Wiring Diagrams — Overall Electrical Wiring Diagram, page 248

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p.249
Overall Electrical Wiring Diagram — MK4 Supra Wiring Diagrams, page 248
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Page text (OCR transcript)
OVERALL ELECTRICAL WIRING DIAGRAM

(Cont. next page)

4 SUPRA

Engine Control (for 2JZ–GE)

*1 : California

ENGINE CONTROL MODULE
(Electronic Controlled Transmission ECU)
E8 DARK GRAY

E10 DARK GRAY

T.5
MALFUNCTION INDICATOR LAMP
(CHECK ENGINE WARNING LIGHT)

DATA LINK CONNECTOR 2
(TDCL)

D5

From Cruise Control
ECU<17-2>
From O/D Main SW
From Center Airbag
Sensor Assembly<13-3>
From ABS ECU<18-2>

From ABS ECU<18-4>
From O/D Main SW
From Center Airbag
Sensor Assembly
<15-3>

From Cruise
Control ECU<17-2>

DATA LINK CONNECTOR 1
(OBD II)

D1

From ABS<18-3>
From ABS
Relay<18-1>
From Center Airbag
Sensor Assembly
<13-3>
From Cruise
Control ECU<17-1>
From ABS ECU<18-2>

7. 5A IGN

10A GAUGE

F15
FUEL PUMP ECU

F14
FUEL PUMP

EFI MAIN RELAY

Power
Source

ACC
IGI
ST1
IG2

IGNITION SW

AM1
AM2

50A AM1

120A ALT

30A AM2

30A EFI NO. 1

I17 INJECTOR NO. 6

I16 INJECTOR NO. 5

I15 INJECTOR NO. 4

I14 INJECTOR NO. 3

I13 INJECTOR NO. 2

I12 INJECTOR NO. 1

BATTERY

Left quarter pillar

Front side of
left fender

Rear side of
intake manifold

(SHIELDED)

(SHIELDED)

(SHIELDED)

From ABS ECU
<18-2>
From Igniter
<2-4>

SHIELD (DED)
(*1)

R-L(*1)

BR-W
(*1)
BR-W
(*1)
BR-W
(*1)
B-R
B-R
B-R
GR-R
(A/T)
GR-R
(A/T)
V-G
V-G
B-Y
P-B
B-O
B-R
B-Y
B-W
B-O
W-R
W

AD
ENG
TC2
TE2
TE1
WA
FP
IPO
V-W
B-O
B-Y
W-R
W-B
G
V-W
B-O
GR
B-R
GY
B-Y
W-B
L
L-R
L-B
L-B
LG
LG
P-G
P-G
Y-L
Y-L
Y
BR
BR
BR
R-L
R-L
R-L
L-B
L-B
L-B
W
Y
B-W
B-O
B-O
B-O
B-O
B-O
B-O
B

OX2 OX1
VP2
VP1
TC TS
AB
SHORT PW

W-B
W-B
W-B
G
R-B
R
R-W
R-G
R-Y
R-L

B-O
B-O
B-O
B-O
B-O
B-O