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P0030

DTC P0030: HO2S Heater Control Circuit (Sensor-1, Bank-1)

Wiring Diagram

Wiring Diagram:





A/F Sensor Description

Refer to A/F Sensor Description.

DTC Detecting Condition and Trouble Area

DTC Detecting Condition And Trouble Area:





DTC Confirmation Procedure

1. With ignition switch turned OFF, connect scan tool.
2. Turn ON ignition switch and clear DTC using scan tool.
3. Start engine and warm up to normal operating temperature.
4. Run engine at idle speed for 5 min. or more.
5. Check DTC and pending DTC.

DTC Troubleshooting

Step 1-3: