October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Camshaft Position Sensor

Camshaft Position Sensor (CMP) sensor detects No. 1 piston at TDC of compression stroke. ECM uses input for fuel and ignition control. For CMP sensor testing, see CAMSHAFT POSITION SENSOR under SENSORS & SWITCHES in SYSTEM & COMPONENT TESTING article.