Air Recirculation Malfunction

AIR RECIRCULATION MALFUNCTION

TEST DESCRIPTION

Step 1:

Step 2-5:

Step 6-9:

Step 10-18:

The number below refers to the step number on the diagnostic table.
9. The HVAC control module is supplied by two ignition 3 voltage circuits. Test the ignition 3 voltage circuit that does not supply the blower motor switch.