DTC will set when the following conditions are present:
WARNING: This page is about a different car, the 1997 GMC Savana, 1997 Chevrolet Chevy Van, and 1997 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
- Engine cranking and VCM receives 4 or more camshaft position signals without crankshaft position signal.
- Crankshaft position sensor signal is missing for at least .5 second.