DTC P0336: Crankshaft Position Sensor Circuit Performance: Description
WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
The Hall Effect Crankshaft Position (CKP) sensor signal indicates the crankshaft speed and position. There are 57 teeth on the front of the crankshaft sprocket, plus a sync gap. The CKP sensor will output an ON-OFF pulse as each window passes the sensing element. The CKP sensor is connected directly to the Engine Control Module (ECM) by the following circuits:
- The 12-volt reference circuit.
- The low reference circuit.
- The CKP sensor signal circuit.