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P0001 - OBD II Trouble Code

Our automotive experts have put together the following information about the P0001 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0001 code.

What Does P0001 Code Mean?

    OBD-II Code P0001 is defined as a Fuel Volume Regulator Control Circuit/Open

    The Fuel Volume Regulator allows the fuel system to release excessive fuel from the engine back to the fuel tank. When the engine control module (PCM) determines that the Fuel Volume Regulator is not performing properly, the PCM will set code P0001.

    P0001 Symptoms

    • Decreased engine performance
    • Engine may stall
    • Increased fuel consumption

    Common Problems That Trigger the P0001 Code

    • Fuel volume regulator failure
    • Powertrain Control Module (PCM) failure
    • Wiring issue

    Common Repairs Needed for the P0001 Code

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