Symptoms of P0690 OBD II Trouble Code
- Delayed or no start
- Electrical accessories may be inoperative
- Engine drivability issues
Common Causes of P0690 OBD II Trouble Code
- Defective PCM power relay
- Blown fuse or fusible link
- Open or shorted circuit between the power relay and the PCM
Severity of P0690 OBD II Trouble Code
A P0690 should be categorized as severe and addressed accordingly. It may result in a a no start condition and/or a variety of drivability issues.