Diagnostic Aids
WARNING: This page is about a different car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
Possible causes of this DTC are the following conditions:
- Internal short in the pump motor.
- External battery supply shorted to case.
- Internal EBCM battery supply shorted to case.
The pump motor is integral to the BPMV. The pump motor is not serviceable.