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Our automotive experts have put together the following information about the P0886 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 P0886 code.

OBD II Fault Code

  • OBD II P0886

    OBD-II Code Transmission may not shift properly is defined as a TCM Power Relay Control Circuit Low

    If the Transmission Control Module (TCM) does not receive the correct amount of voltage, it will send a message to the engine control module (PCM) to set P0886.

    Transmission may not shift properly Symptoms

    • Increased fuel consumption
    • Transmission may not shift properly

    Common Problems That Trigger the P0886 Code

    • Transmission Control Module (TCM) failure
    • Transmission Control Module (TCM) relay failure
    • Wiring issue
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