Blower Motor Inoperative - Auxiliary
BLOWER MOTOR INOPERATIVE - AUXILIARYTEST DESCRIPTION
Steps 1-4:
Steps 5-8:
Steps 9-10:
Steps 11-14:
Steps 15-21:
The numbers below refer to the step numbers on the diagnostic table.
2. This step tests for auxiliary heater and A/C blower motor operation in any speed setting.
3. This step identifies the presence of battery positive voltage at the auxiliary heater and A/C blower motor switches.
6. This step tests for a possible open in the A/C relay ground circuit.