Our automotive experts have put together the following information about the P2537 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 P2537 code.

OBD II Fault Code

  • OBD II P2537

    OBD-II Code Transmission may not shift properly is defined as a Ignition Switch Accessory Position Circuit Low

    When the vehicle is turned on, battery voltage is sent to all the electrical systems on the vehicle. The Transmission Control Module monitors this voltage to make sure it is correct. If the Transmission Control Module detects the voltage is too low, code P2537 will set.

    Transmission may not shift properly Symptoms

    • Transmission may not shift properly

    Common Problems That Trigger the P2537 Code

    • Ignition switch failure
    • Transmission Control Module (TCM) failure
    • Wiring issue

    Common Repairs Needed for the P2537 Code

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