Diagnostic Aids

CRUISE CONTROL - Circuit diagram





1. Electronic cruise control unit
2. Vacuum pump
3. Brake switch/vent valve
4. Stop lamps
5. Brake switch
6. Steering wheel set and reset switches
7. Fuse A5
8. Cruise control switch.auxiliary panel
9. Fuse C5 (10A)
10. 12V + supply to transducer
11. Speed transducer
12. Ignition load relay-item 1 main circuit diagram
13. Battery feed
14. Cruise control harness multi-plug identification
15. Ignition switch-item 8 main circuit diagram
16. Relay - neutral lockout
17. Start inhibit switch
18. Diode
--- Denotes exiting main cable circuit

Cable color code the last letter of a color code denotes the tracer.
W = White
Y = Yellow
G = Green
P = Purple
U = Blue
B = Black
R = Red
S = Grey
N = Brown

Cruise Control ECU Connector ID
TERMINAL COLOUR FUNCTION
NO.
1. White/Yellow Main power from master switch
2. Red/White 12V + from set switch (when pressed)
3. Purple/Green Ground via vent valve switch brake light filaments, neutral relay
4. Black/Red To vacuum pump motor
5. Yellow To speed transducer
6. Blue/White 12V + from resume switch (when pressed)
7. Black/Yellow To vacuum pump solenoid valve
8. Black ECU ground