Conditions for Setting the DTC: P0325
WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
The control module detects a malfunction in the KS diagnostic circuitry that will not allow proper diagnosis of the KS system.
P0326
- The KS indicates an engine knock is present.
- The control module commanded spark retard at a given engine load and speed 10 more than a calibrated value.
- The above conditions exist for 5 seconds.