Blower Motor Malfunction - Auxiliary - W/Sunroof or Heat Only

TEST DESCRIPTION

Steps 1-7:

Steps 8-12:

The number(s) below refer to the step number(s) on the diagnostic table.
2. This step will determine if one or more blower speeds are inoperative.
3. This step tests for a voltage change in the auxiliary blower motor feed circuit.
4. This step tests for an open in one of the blower motor speed control circuits and the auxiliary HVAC control switch ground circuits.