TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
p.242

WD/Wiring Diagrams — 1 Supra Electrical Wiring Diagram, page 243

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p.244
1 Supra Electrical Wiring Diagram — MK4 Supra Wiring Diagrams, page 243
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Page text (OCR transcript)
1 SUPRA ELECTRICAL WIRING DIAGRAM

*1: 2JZ-GTE
*2: N/E
*3: 2JZ-GE

Charging
4

Starting
3

2

Power Source
1

15A GAUGE

5A 7.5A

T 6
CHARGE WARNING LIGHT
[TELLTALE LIGHT RH]

From Combination
Meter<25-5>

To Daytime Running
Light Relay(Main)
<6-1>

P-2
PARK/NEUTRAL
POSITION
(NEUTRAL
START SW)

P N

6
(A/T)

B-W
(A/T)

13
1/2

(A/T)

C 8
CLUTCH
START SW
(M/T)

7.5A ST1

B-W

B-W
(M/T)

(M/T)
(M/T)

B

STARTER
RELAY

To Combination
Meter<25-6>

To Theft Deterrent
ECU<14-4>

To Engine Control Module
(Engine and Electronically
Controlled Transmission ECO)
<3-5><4-8><15-2><16-2>

ACO
IG1
ST1 B
IG2 3

AM1

7
AM2
2

IGNITION SW

W-R

150A AM1
60A AM1
(for Canada)

60A MAIN

60A AM2

120A ALT

F 5A
ALT-S

B-Y
B-W
B-O

W
W
W
W
W
W
W
W
W
W
W
W

Y
Y

Y-G
Y-G
Y-G
Y-G

B-Y

B-O
B-O

B-W
B-W
B-W

B
B
B
B
B
B
B
B
B

L-O
L-O

W-R

G 2
G 1

C 1 L G 2

GENERATOR
(ALTERNATOR)

GENERATOR (ALTERNATOR)

G BLACK

S-3 STARTER

S-2 STARTER

S BLACK

STARTER

S-2

BATTERY

(*1)
(*1 2)

(*1)
(*1 2)

B

(A/T)
(A/T)

(M/T)

G
1

2
3
4

5
6
7
8
12

34

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