Test 8A: No Cluster Communication-No Cluster CCD Bus Message (Active Code)
NOTE:
Perform TEST VER-1A: AIR BAG VERIFICATION TEST
after all repairs. Each time a connector is disconnected, inspect it to ensure it is in good condition. Always focus on circuit being tested. Dirt, water and corrosion, are most common problems in connectors.
- Using DRB, select SYSTEM MONITORS. Perform CCD BUS TEST. If DRB displays BUS OPERATIONAL, go to next step. If DRB does not display BUS OPERATIONAL, diagnose vehicle communication system.
- Using DRB, select PASSIVE RESTRAINTS, select AIRBAG, select AIR BAG MONITORS. Observe CCD Bus Messages. If DRB displays MIC BULB STATE: OK, go to next step. If DRB does not display MIC BULB STATE: OK, replace instrument cluster.
- Using DRB, read codes. If DRB displays NO CLUSTER CCD BUS MESSAGES, replace ACM. If DRB does not display NO CLUSTER CCD BUS MESSAGES, go to TEST 1A: IDENTIFYING SYSTEM PROBLEMS .