Possible Causes
WARNING: This page is about a different car, the 2003 Toyota Camry. However, it is still accessible from the selected car via links, so may be relevant.
- Knock sensor under-torqued or loose (DTC P0325).
- Short in knock sensor circuit (DTC P0327).
- Open in knock sensor circuit (DTC P0328).
- Defective knock sensor.
- Defective ECM.