Our automotive experts have put together the following information about the P0094 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 P0094 code.

OBD II Fault Code

  • OBD II P0094

    OBD-II Code Decreased engine performance is defined as a Fuel System Leak Detected - Small Leak

    The engine control module (PCM) uses multiple sensors to ensure that fuel pressure remains constant within the fuel system. If one of the sensors detects a drop in fuel pressure, the PCM will set code P0094.

    Decreased engine performance Symptoms

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

    Common Problems That Trigger the P0094 Code

    • Fuel injector failure
    • Fuel pressure regulator failure
    • Leaking fuel lines
    • Powertrain Control Module (PCM) failure
    • Wiring issue

    Common Repairs Needed for the P0094 Code

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