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OBD II Fault Code

  • OBD II P0893

    OBD-II Code Transmission may not shift properly is defined as a Multiple Gears Engaged

    The automatic transmission matches the engine optimum power and torque characteristics to the driver's desired rate of acceleration and speed by auto-selecting different gear ratios or 'speeds' to power the wheels. When the Transmission control module (TCM) detects multiple gears are engaged at the same time, it will send a message to the engine computer (PCM) to set code P0893.

    Transmission may not shift properly Symptoms

    • Transmission may not shift properly

    Common Problems That Trigger the P0893 Code

    • Internal transmission failure
    • Transmission Control Module (TCM) failure
    • Wiring issue
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