Circuit Description

Camshaft Position (CMP) sensor is a pick-up coil mounted in outer corner of left cylinder head, just below rocker arm cover. A one tooth signal plate is mounted to outer camshaft. Code is set when either no cranking or engine running signal is received by ECM from sensor. Possible causes are:

• CMP sensor open or short circuit.
• CMP sensor.
• Starter.
• ECM.