DTC P005x: HO2S Heater Resistance (HO2S11, HO2S12, HO2S13, HO2S21)
NOTE:
'x' equals any number 0 through 9 or letter A through F.
P005X - HO2S HEATER RESISTANCE (HO2S11, HO2S12, HO2S13, HO2S21)
| Description: | Heater current requirements too low or high in the heated oxygen sensor (HO2S) heater control circuit (HO2S11, HO2S12, HO2S13, HO2S21). | ||
| Possible Causes: |
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| Diagnostic Aids: | Inspect connectors for signs of damage, water ingress, corrosion, etc. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to H: Fuel Control STEP H11. | ||