Blower Motor Inoperative
BLOWER MOTOR INOPERATIVETEST DESCRIPTION
Steps 1-5:
Steps 6-9:
Steps 10-16:
Steps 17-22:
The numbers below refer to the step numbers on the diagnostic table.
2. This step tests for blower motor operation in any speed setting.
3. This step determines if the instrument panel integration module (IPM) is receiving a blower speed request from the HVAC control module and commanding an output.
8. This step tests for an open or poor connection at the blower motor control processor.
9. This step tests for an open or poor connection at the IPM.