Possible Causes
- Electrical Cause
- Yes
- Mechanical Cause
- No
- Control Module Cavity
- Circuit reference O_T_PSP
- The diagnostic detects failures between the fuel pump driver module and the fuel pump but reports them to the powertrain control module through the PWM line
- Connector is disconnected, connector pin is backed out, connector pin corrosion
- Harness failure - Wiring integrity