Circuit Description
WARNING: This page is about a different car, the 2002 GMC Sonoma and 2002 Chevrolet S10 Pickup. However, it is still accessible from the selected car via links, so may be relevant.
The Crankshaft Position (CKP) sensor signal indicates crankshaft speed and position. CKP sensor is located on engine block, near oil filter. The circuits between CKP sensor and IC module consists of the CKP sensor 1 signal circuit and low reference circuit.