Conditions for Setting the DTC: P2297
WARNING: This page is about a different car, the 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
- The ECM detects that the HO2S 1 signal voltage is more than a calibrated value but is not out of range.
- DTC P2297 sets within 10 seconds when the above condition is met, or 10 minutes if the fuel level is low.