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- Disconnect connector, and measure at sensor side.
- Resistance between terminals.
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OK: 4.5 - 8.0 Ω (at 20°C)
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Q.
Is the check result normal?
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Repair or replace the connector, or replace the oxygen sensor (rear).
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- Check power supply line for short circuit.
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Q.
Is the check result normal?
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Repair or replace the connector, or repair the damaged harness wire.
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- Check earthing line for short circuit.
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Q.
Is the check result normal?
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Repair or replace the connector, or repair the damaged harness wire.
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- Reconfirmation of diagnosis code.
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Q.
Is diagnosis code stored?
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Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunctions ).
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