P0256

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2017-10-10

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Description:

• The fault code P0256 indicates that there is a problem with the fuel metering control circuit that controls the injection pump for the engine. This can cause the engine to operate poorly or not start at all.

Possible Symptoms:

• Difficulty starting the engine

• Poor engine performance

• Illuminated check engine light

• Engine stalling or shutting off unexpectedly

• Reduced engine power or acceleration.

Possible Causes:

• Faulty injection pump

• Dirty or clogged fuel filter

• Restriction in fuel supply system

• Malfunctioning fuel control actuator

• Damaged wiring or connections in the fuel metering control circuit

• Failed engine control module (ECM)

Related Parts:

• Fuel Pump: The fuel pump takes fuel from the fuel tank and delivers it to the engine. Problems in this car's fuel pump may lead to engine misfire, poor fuel economy & poor acceleration

Possible Solutions:

• Replace the injection pump if necessary

• Clean or replace the fuel filter

• Remove any restrictions in the fuel supply system

• Replace the fuel control actuator

• Check and repair any damaged wiring or connections in the fuel metering control circuit

• Replace the engine control module (ECM) if necessary