Conditions for Running the DTC
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
P0030, P0036, P0050, or P0056
- The ignition 1 voltage is between 11-18 volts.
- The engine speed is greater than 400 RPM.
- The DTCs run continuously when the above conditions are met for 1 second.
P0053, P0054, P0059, or P0060
- DTCs P0112, P0113, P0117, P0118, or P2610 are not set.
- The engine run time is greater than 3 seconds.
- The ignition voltage is less than 18 volts.
- The ignition is OFF for greater than 8 hours.
- The engine coolant temperature (ECT) is between -30 to +45°C (-22 to +113°F) at engine start-up.
- The ECT and the intake air temperature (IAT) are within 8°C (14°F) at engine start-up.
- The DTCs run once per drive cycle when the above conditions are met.
P0135, P0141, P0155, or P0161
- DTCs P0116, P0117, P0118, P0125, or P0128 are not set.
- The ignition 1 voltage is between 10-18 volts.
- The HO2S is at operating temperature.
- The HO2S is commanded ON.
- The DTCs run once per drive cycle when the above conditions are met for 120 seconds.