Blower Motor Inoperative - Auxiliary

TEST DESCRIPTION

Steps 1-8:

Steps 9-22:

The number(s) below refer to the step number(s) on the diagnostic table.
2. This step tests for auxiliary blower motor operation in any speed setting.
5. This step identifies if the auxiliary HVAC control module is commanding the auxiliary blower motor to operate at HI speed.
8. This step verifies that power is being supplied to the auxiliary blower motor.
9. This step tests for a possible open in the auxiliary blower motor ground circuit or a poor motor.