Conditions for Setting the DTC: P0326
WARNING: This page is about a different car, the 2009 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
- The KS signal indicates a noisy engine component (e.g. loose bracket, noisy lifter).
- The control module commanded spark retard at a given engine load and speed is more than the calibrated value.
- The above conditions exist for 5 seconds.