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Q.
Is any other diagnosis code than P1275 output?
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Inspection chart for diagnosis codes (Refer to ).
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- Suction control valve connector check.
- Check suction control valve itself (Refer to
).
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Q.
Is the check result normal?
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Repair or replace the connector, or replace the suction control valve. After replacing the suction control valve, learn the supply pump. (Refer to GROUP 00 - Precautions Before Service - What The Common Rail Engine Learns ).
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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, re-check the trouble symptoms.
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Q.
Does trouble symptom persist?
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- After replacing the common rail assembly and fuel injection tubes, re-check the trouble symptoms.
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Q.
Does trouble symptom persist?
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