Circuit Description
WARNING: This page is about a different car, the 2002 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
Camshaft position sensor is a pick-up coil located in outer corner of cylinder head, just below valve cover and uses a signal plate located on camshaft sprocket. ECM uses input signals from camshaft position sensor to determine the standard crankshaft angle. DTC is set when ECM does not receive input signal from camshaft position sensor with engine cranking or when engine speed is 600 RPM or more. Possible causes are:
- Camshaft position sensor circuit is open or shorted.
- Defective camshaft position sensor.
- Defective signal plate.
- Defective ECM.