OBD II Fault Code

  • OBD II P0281

    OBD-II Code Decreased engine performance is defined as a Cylinder 7 Contribution/Balance

    When the engine control module (PCM) detects cylinder 7 is not sufficiently contributing to keeping the engine running properly, it will set code P0281.

    Decreased engine performance Symptoms

    • Decreased engine performance
    • Increased fuel consumption

    Common Problems That Trigger the P0281 Code

    • Fuel injector failure
    • Internal engine failure
    • Powertrain Control Module (PCM) software needs to be updated
    • Wiring issue

    Common Repairs Needed for the P0281 Code

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