Operation CHARM: Car repair manuals for everyone.

Control Module HVAC: Testing and Inspection

AIR CONDITIONER AMPLIFIER ASSEMBLY
a. Inspect hazard warning signal switch.
1. Connect the positive (+) lead from the battery to terminal A10-2 and A10-12 of A/C amplifier connector and negative (-) lead to terminal A10-11.
2. Push the hazard warning switch and check that the voltage is battery positive voltage.