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OBD II Fault Code

  • OBD II P02AD

    OBD-II Code Decreased engine performance is defined as a Cylinder 5 - Injector Leaking

    The engine control module uses a fuel pressure sensor to determine the amount of fuel pressure in the fuel rail. If the pressure does not change the way the PCM thinks it should, the PCM will set code P02AD.

    Decreased engine performance Symptoms

    • Decreased engine performance
    • Increased fuel consumption

    Common Problems That Trigger the P02AD Code

    • Fuel injector failure
    • Powertrain Control Module (PCM) failure
    • Wiring issue

    Common Repairs Needed for the P02AD Code

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