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Q.
Is diagnosis code P0403 or P2413 set?
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Inspection chart for diagnosis codes (Refer to ).
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Q.
Is the check result normal?
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Repair the connector(s) or wiring harness.
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Q.
Is the check result normal?
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Repair the connector(s) or wiring harness.
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Q.
Is the check result normal?
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Repair the connector(s) or wiring harness.
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Q.
Is the check result normal?
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Repair the connector(s) or wiring harness.
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Q.
Is the check result normal?
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Repair the connector(s) or wiring harness.
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- Check EGR valve itself [Refer to GROUP 17 - Emission Control <DIESEL> - Exhaust Gas Recirculation (EGR) System - EGR Valve (DC motor) Check ].
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Q.
Is the check result normal?
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Replace the EGR valve assembly.
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- Check the EGR valve, the EGR valve pipe and the inside of the EGR cooler for deposits. (Refer to GROUP 17 - Emission Control <DIESEL> - Exhaust Gas Recirculation (EGR) Valve - Removal And Installation and refer to GROUP 17 - Emission Control <DIESEL> - EGR Cooler - Removal And Installation ).
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Q.
Is the check result normal?
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Cleaning or replace the EGR valve, EGR valve pipe and EGR cooler.
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Q.
Is the check result normal?
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Repair the connector(s) or wiring harness.
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Q.
Is the check result normal?
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Repair the connector(s) or wiring harness.
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- After replacing the air flow sensor, re-check the trouble symptoms.
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Q.
Is the check result normal?
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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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