P0600

Test 254-260:

Test 261-263:

SYMPTOM:
P0600-SERIAL COMMUNICATION LINK MALFUNCTION
When Monitored and Set Condition:
P0600-SERIAL COMMUNICATION LINK MALFUNCTION
When Monitored: Continuously when engine running.
Set Condition: The code sets in approximately 20 seconds if no PCI messages are received from the MIC, PCM, or BCM.

POSSIBLE CAUSES
- PCI BUS CIRCUIT INTERMITTENT AT BCM
- PCI BUS CIRCUIT TO GROUND OPEN AT BCM
- TCM DEFECTIVE (SERIAL COMMUNICATION LINK FAULT)