Our automotive experts have put together the following information about the P0263 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 P0263 code.

What Does P0263 Code Mean?

    OBD-II Code P0263 is defined as a Cylinder 1 Contribution/Balance

    When the engine control module (PCM) detects that cylinder one is not sufficiently contributing to keeping the engine running properly, it will set code P0263.

    P0263 Symptoms

    • Decreased engine performance
    • Increased fuel consumption

    Common Problems That Trigger the P0263 Code

    • Fuel injection control module (FICM) failure
    • Fuel injector failure
    • Internal engine failure
    • Powertrain Control Module (PCM) failure
    • Wiring issue

    Common Repairs Needed for the P0263 Code

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