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- Refer to Actuator Test Table
.
- Item 19: Suction control valve
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Q.
Is the check result normal?
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- Check for foreign matters (water, kerosene, etc.) in fuel and replace if necessary.
- Check fuel filter itself.
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Q.
Are the check results normal?
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Make a repair or replacement for items whose checking results are abnormal.
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- Reconfirmation of diagnosis code
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Q.
Is the diagnosis code set?
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Replace the engine-ECU. When the engine-ECU is replaced, write the chassis number (Refer to GROUP 00 - Precautions Before Service - How to Perform Chassis Number Writing ). After replacing the engine-ECU, register the injector identification code and learn fuel injection (Refer to GROUP 00 - Precautions Before Service - What The Common Rail Engine Learns ).
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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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- After the supply pump assembly, learn the supply pump (Refer to GROUP 00 - Precautions Before Service - What The Common Rail Engine Learns
).
- After learning the supply pump assembly, re-check the trouble symptoms.
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Q.
Does trouble symptom persist?
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Replace the engine-ECU. When the engine-ECU is replaced, write the chassis number (Refer to GROUP 00 - Precautions Before Service - How to Perform Chassis Number Writing ). After replacing the engine-ECU, register the injector identification code and learn fuel injection (Refer to GROUP 00 - Precautions Before Service - What The Common Rail Engine Learns ).
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