TSRM/MK2 Supra/Wiring Diagrams
Repair ManualWiring Diagrams
S21

S22/Trip Computer — Trip Computer 22, page 1

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S23
Trip Computer 22 — MK2 Supra Trip Computer wiring diagram, page 1
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Page text (OCR transcript)
TRIP COMPUTER 22

15A EFI
15A ECU+B
15A LTG
15A TAIL

3 CH
10 CH
4 SB
TCCS ECU
G

9 Q
4 B
10 CH

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

8 CH
10 E1
5 CH

B-R
EFI MAIN RELAY NO.1
R-L
R-G
G

5 CH
B-Y
2

C TRIP COMPUTER

1
5
L-Y

BR

J/2
JUNCTION CONNECTOR

3 E5
1 E1

5
L-Y

W-B
BR

12 G
SPEED SENSOR

2 C
W-B

15 2A

2 CD
W-B

LEFT FENDER
UNDER CHAMBER
UNDER J/B NO.5

EFI MAIN RELAY NO.1
CLOSED WITH IGNITION S/W ON
C TRIP COMPUTER
1-GROUND: ALWAYS CONTINUITY (COMPUTER GROUND)
3-GROUND: ALWAYS 12 VOLTS (POWER FOR COMPUTER)
6-GROUND: 12 VOLTS WITH IGNITION S/W AT ACC OR IG POSITION (POWER OF INDICATION)
7-GROUND: 12 VOLTS WITH LIGHT CONTROL S/W AT TAIL OR HEAD POSITION. (SIGNAL OF DIM INDICATION)
2-GROUND: 10-14 VOLTS WITH IGNITION S/W ON
4-GROUND: 8-14 VOLTS WITH IGNITION S/W ON
5-GROUND: CHANGES FROM 12 TO 0 VOLTS 4 TIMES PER SPEEDOMETER SHAFT REVOLUTION WITH IGNITION S/W AT IG POSITION

A YELLOW
B YELLOW
C

9
4
1 2
4 5 3 6 7

D
E BLUE

8
2
1 2

2A
2B

10
10

2C
2D
2H

2
1 2

3A YELLOW
3B
3E BLACK

5
6
4
3

JUNCTION CONNECTOR J/2

5
14
E1 YELLOW

13
10

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