P1694

SYMPTOM
P1694 - BUS COMMUNICATION WITH ENGINE MODULE

WHEN MONITORED
Continuously with ignition key on.

SET CONDITION
If no bus messages are received from the Powertrain Control Module (PCM) for 10 seconds.

POSSIBLE CAUSES
- NO COMMUNICATION WITH BCM
- NO COMMUNICATION WITH PCM
- OTHER BUS PROBLEMS PRESENT
- INTERMITTENT WIRING AND CONNECTORS
- TCM - BUS COMMUNICATION WITH PCM