Conditions For Setting DTC
WARNING: This page is about a different car, the 2003 Pontiac Montana, 2003 Oldsmobile Silhouette, and 2003 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
The DTC will set if either of the following conditions are present:
- The HO2S 1 rich-to-lean transition time takes longer than 105 milliseconds.
- The HO2S 1 lean-to-rich transition time takes longer than 95 milliseconds.