TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
p.263

WD/Wiring Diagrams — Overall Electrical Wiring Diagram, page 264

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p.265
Overall Electrical Wiring Diagram — MK4 Supra Wiring Diagrams, page 264
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Page text (OCR transcript)
OVERALL ELECTRICAL WIRING DIAGRAM

17 SUPRA

Cruise Control

Power Source

CRUISE CONTROL INDICATOR LIGHT (COMB. METER)
C10 (A) BLUE
C12 (B)

P 5
PARKING BRAKE SW

From Stop Light SW <7-4>
G-W
STP-
PKB
3
BR-W

From Telltale Light RH <25-1>
P
SPD

From Engine Control Module (Engine and Electronically Controlled Transmission ECU)
<3-8><4-8>
R
R
4

To Engine Control Module (Engine and Electronically Controlled Transmission ECU)
<3-6><4-8><15-2><16-2>
BR-B (A/T)
BR-B (A/T)
5

From Engine Control Module (Engine and Electronically Controlled Transmission ECU)
<15-2><16-2>
R-L (A/T)
R-L (A/T)

ECT

W
STP+

W-R
15
BATT

B-R
B
14

C15
CRUISE CONTROL CLUTCH SW(M/T)
Y
(M/T)
G-R
G-R
D

From A/T Indicator SW

C10 (A) C12 (B)
CRUISE CONTROL INDICATOR LIGHT [COMB. METER]

Y
O
O

To Data Link Connector 2 (TDCL)<3-2><4-2>
O

To Data Link Connector 2 (TDCL)<3-2><4-2>
P-B
P-B

To Data Link Connector 1 (Check Connector) <3-3><4-2>
P-B
P-B

IG1
IG2
ST1
AM1
IGNITION SW

W

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

60A POWER

W-L

L
BR-B
BR-B
28

S11
STOP LIGHT SW
B-W
R-L
10
3
4
5

LG
LG
6

G-R
G-R
7

R-B
R-B

LG-R
LG-R

P-G
P-G

CRUISE CONTROL ACTUATOR

R-Y
CQS CMS
18
5
L
RESUME
SET/COAST
CANCEL
MAIN

C14
CRUISE CONTROL SW (COMB. SW)

W-B
W-B 17
W-B
W-B
GND
13

C16 CRUISE CONTROL ECU

W

120A ALT

BATTERY

B

W-L

W

IG1 4
IG2 14
ST1 8
AM1 7

FUSE
STOP 1
FUSE
ECU-B
FUSE
ECU-G
FUSE
GAUGE

W-L

VR1
VR2
VR3

MC
MO

OD
OP

OD 4
OP 5
2

STP- 1
SPD 20

B-Y

W

W

Left kick panel