P000F trouble code, applicable to all car manufacturers, means “Fuel System Over Pressure Relief Valve Activated”.
Background Information: The fuel system overpressure relief valve’s function is to release fuel line pressure when the pressure in the fuel line becomes excessively high due to issues such as a clogged fuel filter or blocked fuel lines, thus preventing damage to the fuel lines. This trouble code indicates that the electronic control unit (ECU) has detected an overpressure condition in the fuel system, and the fuel system overpressure relief valve has been activated. High pressure could be caused by problems with the fuel pressure regulator, fuel line blockage, fuel pressure sensor, fuel pump control module, etc.
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