Diesel Data: Automotive Repair

No Messages From BCM

Test 1 - 2:






SYMPTOM
NO MESSAGES FROM BCM

TEST NOTE
This symptom is diagnosed using the test NO MESSAGES FROM ABS.

WHEN MONITORED
With the ignition on.

SET CONDITION
The Instrument Cluster does not receive a BCM message for 5 seconds.

POSSIBLE CAUSES
- Bus message not received DTC present
- Instrument cluster
- Intermittent condition