OBD II Fault Code

  • OBD II P2561

    OBD-II Code A/C may not operate is defined as a A/C Control Module Requested MIL Illumination

    When the A/C Control Module detects a problem with the Air Conditioning System, it sends a message to the engine control module (PCM), setting this code.

    A/C may not operate Symptoms

    • A/C may not operate

    Common Problems That Trigger the P2561 Code

    • There is an issue with the A/C system that requires further diagnostics

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