1320
Instrument Wake-up Signal Overcurrent
Instrument wake-up signal
overcurrent
Disconnect chassis ECM and proceed
to pinpoint test 1:
Check cable and terminal integrity:
- Keyless ECM pin 9
- Instruments pin 32
Disconnect instruments
connector and proceed to test
2
Rectify fault, proceed to test 5
Check cable for short circuit:
- Keyless ECM pin 9 to ground
Locate and rectify wiring fault,
proceed to test 5
Check cable for short circuit:
- Keyless ECM pin 9 to Keyless
ECM pin 12
Locate and rectify wiring fault,
proceed to test 5
Check cable continuity:
- Keyless ECM pin 9 to instrument
pin 32
Locate and rectify wiring fault,
proceed to test 5
Reconnect harness, clear fault code
and run engine to verify fault
cleared
Action complete – quit test