Blower Motor: Testing and Inspection

TROUBLE DIAGNOSES PROCEDURE FOR BLOWER MOTOR CIRCUIT SYMPTOM
- Blower motor does not rotate.




Inspection Flow

Steps 1 - 3:

Step 4 - 5:

Step 6:

Steps 7 - 8:

Steps 9 - 10:

BLOWER MOTOR CIRCUIT

SYMPTOM: Blower motor does not rotate.







ELECTRICAL COMPONENTS INSPECTION
Front Fan Switch
Check continuity between terminals at each switch position.




Blower Motor
Confirm smooth rotation of the blower motor.
- Check that there are no foreign particles inside the intake unit.







Fan Resistor
Check resistance between terminals.