Possible Causes
WARNING: This page is about a different car, the 2003 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
DTC will set when all conditions are satisfied, (vehicle speed of 6 MPH or more, engine speed of 1000 RPM or more and STA signal ON), battery voltage is 10.5 volts or more for 20 seconds. Possible causes are:
- Short in Park/Neutral position switch circuit.
- Defective Park/Neutral position switch.
- Cranking holding function circuit.
- Defective ECM.