| DETECTION CONDITION |
- The PCM monitors the HO2S heater resistance when under the HO2S heater control. If the resistance is more than 107.27 ohms
or less than 9.39 ohms
, the PCM determines that there is a HO2S heater circuit problem.
Diagnostic support note
- This is an intermittent monitor (A/F sensor heater, HO2S heater).
- The MIL illuminates if the PCM detects the above malfunction condition in two consecutive drive cycles or in one drive cycle while the DTC for the same malfunction has been stored in the PCM.
- PENDING CODE is available if the PCM detects the above malfunction condition during first drive cycle.
- FREEZE FRAME DATA (Mode 2)/Snapshot data is available.
- The DTC is stored in the PCM memory.
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