ACM Message Not Received By MIC
Possible Causes:
- ACM Message Not Received
Testing
- Turn ignition on. Using scan tool, ensure instrument cluster communication. Using scan tool, select BODY, ELECTRO/MECH CLUSTER, then read DTCs. If ACM MESSAGE NOT RECEIVED BY MIC is displayed, go to NO RESPONSE FROM AIR BAG CONTROL MODULE under COMMUNICATIONS. If ACM MESSAGE NOT RECEIVED BY MIC is not displayed, test is complete.