Computers and Control Systems

System Wiring Diagram:

NUMBERED COMPONENTS IN IMAGE
1. Fuel pump Relay
2. Fuel pump
3. Fuel injector
4. Resistor
5. ISC solenoid
6. EGR VSV
7. Power steering VSV (for idle-up)
8. Shift-Up indicator
9. "CHECK ENGINE" light
10. A/T control module
11. Serial data terminal (ALDL)
12. Monitor coupler
12-1 Duty output terminal
12-2 Test switch terminal
12-3 Diagnostic switch terminal
12-4 Diagnostic output terminal
13. Diode
14. To radiator fan switch
15. To heater blower switch
16. To step light switch
17. To lighting switch
18. To rear window defogger switch
19. Battery
20. Main fuse box
21. Main switch
22. Clutch switch (M/T) - A/T position switch (A/T)
23. Starter magnetic switch
24. Main relay
25. A/C amplifier
26. A/C VSV
27. DIstributor
27-1. Crank angle sensor
28. O2 sensor
29. Vehicle speed sensor
30. Air temperature sensor
31. Water temperature sensor
32. TPS
32-1. Idle switch
33. Pressure sensor
34. Noise suppressor
35. Ignition coil
36. Ignitor
37. ECM
38. Power steering pressure switch

WIRE COLOR CODE IDENTIFICATION
:Base Color/Tracer Color
B :Black
B/Bl :Black/Blue
B/G :Black/Green
B/R :Black/Red
B/W :Black/White
B/Y :Black/Yellow
Bl :Blue
Bl/B :Blue/Black
Bl/R :Blue/Red
Bl/W :Blue/White
Br :Brown
Br/B :Brown/Black
Br/R :Brown/Red
Br/W :Brown/White
Br/Y :Brown/Yellow
G :Green
Gr :Gray
Gr/W :Gray/White
Lg :Light green
Lg/W :Light green/White
Lg/Y :Light green/Yellow
P :Pink
P/W :Pink/White
R :Red
R/B :Red/Black
R/G :Red/Green
R/Y :Red/Yellow
R/W :Red/White
Sb :Skyblue
V :Violet
V/G :Violet/Green
V/Y :Violet/Yellow
V/R :Violet/Red
W :White
W/Bl :White/Blue
W/R :White/Red
Y :Yellow
Y/B :Yellow/Black