TSRM/MK2 Supra/Wiring Diagrams
Repair ManualWiring Diagrams
S2

S3/TCCS System (EFI, ESA, ISC), page 1

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TCCS System (EFI, ESA, ISC) — MK2 Supra TCCS System (EFI, ESA, ISC) wiring diagram, page 1
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Page text (OCR transcript)
3 TCCS TCCS SYSTEM <EFI, ISC (IDLE SPEED CONTROL)

EFI 7.5A
15A B-L IGN

3 G4 B-R 9 G1

A RELAY +B 7 5 B-R 8 C4 C7 5
EFI MAIN RELAY H-B B-Y B-Y
2 1 3 G5

B-R H-B

LEFT FENDER

2 D2
B-W

FROM NEUTRAL START SW (M/T) or IGNITION SW (A/T)

B-Y
B-R B-R
2 5 3

1 4 6

+B
C

3 D1

+B

7 D1

+B

+B

C FUEL PUMP W
2
+B

3 C1 2 C1 16 N-B W-B
2A

2 C6
+B

9 UNDER BACK PANEL RIGHT KICK
SEAT/B NO.3 CENTER PANEL

B CIRCUIT OPENING RELAY

S1 S1A START INJECTOR G +Fc-
G

B-Y B-Y B
B Y
L-R
Y-L
B-R
Y-B

W-B

EFI RESISTOR B-R
C

H
START INJECTOR

8 FUEL PUMP RELAY CONNECTOR

1
14 12

J5 JUNCTION CONNECTOR

2 J4
+B

B No.1 Y 2 1 W W
No.3
Y 2 1 W W
No.5
Y 2 1 W F INJECTOR
No.2
L 2 1 W
No.4
L 2 1 W
No.6
L 2 1 W

1 FOR VSV

B-R
B-R
+B
B-Y +B
B-Y B-R 12 E1
+B

2 B-R G ISC VALVE W-Y
C
L-R

4 EFI SERVICE 2 CONNECTOR GR
3 1 BR
D CHECK ENGINE Y-B
2 CONNECTOR BR

B-Y B-Y
B-Y
R-Y

P AIR FLOW
2 METER
G 1
6
5
1 4

W-B

H-B