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- With the air released from the fuel line, supply fuel if necessary.
- Continue idle operation for about 5 minutes.
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Q.
Is the diagnosis code P1273 outputted again?
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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. 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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