Test Description

WARNING: This page is about a different car, the 2002 GMC Savana and 2002 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.

The numbers below refer to the step numbers in the diagnostic procedures.

2

This step verifies that the malfunction is present.

3

This step inspects for electromagnetic interference (EMI) on the CKP sensor circuits.

6

Vertical lines across the face of the sensor could indicate foreign material passing between the CKP sensor and the reluctor wheel. Non-vertical lines across the face of the sensor may indicate a crack in the CKP sensor. Either of these conditions causes this DTC to set.