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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 replacing 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 - 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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