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Our automotive experts have put together the following information about the P2859 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 P2859 code.

OBD II Fault Code

  • OBD II P2859

    OBD-II Code Transmission may not shift properly is defined as a Clutch "A" Pressure Disengagement Performance

    The transmission should disengage when coming to a stop. If the transmission fails to properly disengage, code P2859 will be stored.

    Transmission may not shift properly Symptoms

    • Transmission may not shift properly

    Common Problems That Trigger the P2859 Code

    • Internal transmission failure
    • Transmission fluid level is low

    Common Repairs Needed for the P2859 Code

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