Symptoms of P3497 OBD II Trouble Code
- Diminished fuel efficiency
- Reduced engine performance
- Other cylinder deactivation codes
- Engine misfire codes
Common Causes of P3497 OBD II Trouble Code
- Low engine oil level or pressure
- Defective valve timing control solenoid/s
- Open or shorted cylinder deactivation circuit/s
- Faulty PCM or PCM programming error
Severity of P3497 OBD II Trouble Code
Aside from the fact that cylinder deactivation problems may diminish fuel efficiency, the possible causes may lead to catastrophic engine failure. The P3497 should be rectified as soon as possible and classified as severe.