MALFUNCTION OF SUPPLY PUMP SOLENOID VALVE [+B SHORT-CIRCUIT] (DTC CODE P0629 / DIAGNOSIS MONITOR CODE 72)

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Symptom of malfunction
  • Cruise functions are disabled.
  • Idle stop functions are disabled.
  • DPR regeneration is disabled.
  • PTO functions are disabled.
Output limit, etc. Output limit
Malfunction indicator light Light out
Multi information Engine system failure
Possible cause of malfunction Malfunction of supply pump solenoid valve

 

1. Measuring voltage between terminals

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2. Measuring resistance between terminals

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3. Inspecting a supply pump solenoid valve

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4. Checking of diagnosis code

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DTC Clear

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