Circuit Description

CMP sensor ("G+" signal) consist of a signal plate and pick-up coil. "G" signal plate has one tooth on its outer circumference and is mounted on camshaft sprocket. DTC is set when no cranking or engine running signal is received by ECM from CMP sensor. Possible causes are:

• CMP sensor circuit is open or shorted.
• Defective CMP sensor.
• Defective signal plate.
• Defective ECM.