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PRESSURE CONTROL VALVE - COMMON RAIL SYSTEM

PRESSURE CONTROL VALVE – COMMON RAIL SYSTEM

Component of the injection system responsible for regulating and maintaining the fuel pressure in the injector rail according to the state of the engine load.

LOCATION

The location may vary by vehicle manufacturer and model, but it is usually mounted directly on the common rail.

COMMON FAULT SYMPTOMS

  • Blockage or obstruction
  • Electrical failure
  • Unusual noise
  • Error codes

FAULT EFFECTS

  • Fuel leaks
  • Uneven running
  • Loss of power
  • Difficulty in the ignition
  • Uneven running or unstable idle speed
  • Excessive exhaust smoke
  • Inefficient fuel consumption
  • Engine trouble codes (DTC’s)
  • Emission problems

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