Test Description
WARNING: This page is about a different car, the 2002 Pontiac Sunfire, 2002 Pontiac Grand Am, 2002 Oldsmobile Alero, and 2002 Chevrolet Cavalier. 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 procedures.
- 3
This step determines if the condition is with the MIL control circuit or the PCM. - 4
This step determines if a voltage is constantly being applied to the control circuit.