Test Description
WARNING: This page is about a different car, the 2002 Pontiac Montana, 2002 Oldsmobile Silhouette, and 2002 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
The numbers below refer to the step numbers on the diagnostic table.
- 4. This step tests to see if the malfunction is caused by the IP module.
- 6. This step tests to see what DTCs are present. If DTC B0012 or B0016 is present, test the IP module for a short between high and low circuits in stage 1 or stage 2. If DTC B0013 or B0017 is present, test the IP module high and low circuits for an open and for high resistance in stage 1 or stage 2. If DTC B0014 or B0018 is present, test the IP module high and low circuits for a short to ground and for a short to voltage in stage 1 or stage 2.