Conditions for Setting the DTC
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0030, P0036, P0053, or P0054
- The control module detects that the affected HO2S heater low control circuit is not within a specified range.
- DTCs P0030, P0036, P0053, and P0054 set within 3 seconds when the above condition is met.
DTC P0135
- The control module detects that the HO2S 1 heater current parameter is more than 3.125 amps or less than 0.25 amp.
- DTC P0135 sets within 30 seconds during the heater current test when the above condition is met.
DTC P0141
- The control module detects that the HO2S 2 heater current parameter is more than 1.625 amps or less than 0.25 amp.
- DTC P0141 sets within 30 seconds during the heater current test when the above condition is met.