P1685

Test 1 - 4:

Test 5 - 7:

SYMPTOM
P1685-WRONG OR INVALID KEY MSG RECEIVED FROM SKIM

WHEN MONITORED
With the ignition on.

SET CONDITION
The PCM does not receive a Valid Key message from the SKIM.

POSSIBLE CAUSES
- No communication with SKIM
- SKIM trouble codes set
- No VIN programmed in the PCM
- Incorrect VIN in PCM
- Invalid SKIM key not present
- PCM