W/ Sunroof or Heat Only
TEST DESCRIPTIONSteps 1-9:
The number(s) below refer to the step number(s) on the diagnostic table.
2. This step checks for continuous operation of the auxiliary blower motor.
3. This step determines if the malfunction is in the auxiliary HVAC control assembly.
4. This step tests for a short to ground in the control side of the system It is easiest to perform this step by disconnecting the auxiliary blower motor resistor assembly connector C1 and the auxiliary HVAC control assembly. Test each auxiliary blower motor speed control circuit for continuity to a known good ground.