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.
Possible causes are:
- If the following continues for 0.5 seconds: difference between VPA and VPA2 is out of threshold and IDL is OFF.
- Defective accelerator pedal position sensor.
- Defective engine control module (ECM).