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Symptom: *NO RESPONSE FROM OVERHEAD CONSOLE (COMPASS/ TEMPERATURE MIRROR MODULE) POSSIBLE CAUSES ATTEMPT TO COMMUNICATE WITH THE INSTRUMENT CLUSTER GROUND CIRCUIT OPEN FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN FUSED B(+) CIRCUIT OPEN OPEN PCI BUS CIRCUIT COMPASS/TEMPERATURE MIRROR MODULE TEST ACTION APPLICABILITY 1 Turn the ignition on. All Yes → Go To 2 No → Refer to the symptom list for problems related to no communica- tion with the Instrument Cluster. 2 Turn the ignition off. All Yes → Go To 3 No → Repair the ground circuit for an open. Perform BODY VERIFICATION TEST - VER 1. 3 Turn the ignition off. All Yes → Go To 4 No → Repair the Fused Ignition Switch Output circuit for an open. Perform BODY VERIFICATION TEST - VER 1. 4 Turn the ignition off. All Yes → Go To 5 No → Repair the Fused B+ circuit for an open. Perform BODY VERIFICATION TEST - VER 1. 175 COMMUNICATION |