P0256 Urgente

Injection Pump Fuel Metering Control 'B' (Cam/Rotor/Injector)

Powertrain

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Descripción

This code relates to a problem with the 'B' circuit of the fuel injection pump's control system for metering fuel. This indicates an issue with the system responsible for regulating the amount of fuel delivered to the engine, specifically on the 'B' circuit.

Causas comunes

  • Faulty injection pump metering control valve (circuit B)
  • Wiring issue to the metering control valve (circuit B)
  • Low fuel pressure
  • Clogged fuel filter
  • Problem with the engine control module (ECM)

Síntomas

  • Check Engine light is on
  • Engine misfires
  • Rough idling
  • Difficulty starting
  • Reduced engine power

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