Conditions for Running the DTC
WARNING: This page is about a different car, the 2009 Pontiac Torrent and 2009 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
P0030, P0031, P0032, P0050, P0051, P0052
- The ignition voltage is between 10-18 volts.
- The engine speed is greater than 80 RPM.
- The HO2S heater is commanded ON and OFF at least once during the ignition cycle.
- The DTCs run continuously when the above conditions are met.
P0036, P0037, P0038, P0056, P0057, P0058
- The ignition voltage is between 10-18 volts.
- The engine speed is greater than 80 RPM.
- The HO2S heater is commanded ON and OFF at least once during the ignition cycle.
- The HO2S 2 is at operating temperature.
- The DTCs run continuously when the above conditions are met for greater than 500 ms.