Operation CHARM: Car repair manuals for everyone.

Air Delivery Improper



AIR DELIVERY IMPROPER

TEST DESCRIPTION

Steps 1 - 10:




Steps 11 - 23:




The numbers below refer to the step numbers on the diagnostic table.
12. The measured voltage should be near the specified values for each mode position.
14. The HVAC control module is supplied by 2 ignition 3 voltage circuits. Test the ignition 3 voltage circuit that does not supply the blower motor switch.