Conditions for Setting the DTC
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P0030 or P0036
- The ECM detects that the affected HO2S heater low control circuit is not within a specified range.
- DTCs P0030 or P0036 set within 3 seconds when the above condition is met.
P0053
- The ECM detects that the affected HO2S heater low control circuit is not within a specified resistance range at engine start-up.
- DTCs P0053 sets within 1 second when the above condition is met.
P0054
- The ECM detects that the affected HO2S heater low control circuit is not within a specified resistance range at engine start-up.
- DTC P0054 sets within 1 second when the above condition is met.
P0135
- The ECM detects that the HO2S 1 heater current parameter is more than 3.125 amps or less than 0.25 amp.
- DTC P0135 sets within 120 seconds during the heater current test when the above condition is met.
P0141
- The ECM detects that the HO2S 2 heater current parameter is more than 2.875 amps or less than 0.25 amp.
- DTC P0141 sets within 120 seconds during the heater current test when the above condition is met.