Conditions for Setting the DTC
WARNING: This page is about a different car, the 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
Conditions 1
- The ECM has determined that calculated resistance of the HO2S internal sensing element is less than 20ohm.
- The condition exists for more than 15 seconds.
Conditions 2
- The ECM detects that the calculated HO2S temperature is less than 600° C (1112° F).
- The condition exists for more than 2 minutes.