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Our automotive experts have put together the following information about the P081C 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 P081C code.

OBD II Fault Code

  • OBD II P081C

    OBD-II Code Engine may not start is defined as a Park Input Circuit

    The engine computer (PCM) verifies that the transmission is in Park/Neutral before allowing the vehicle to crank. If the Transmission Control Module does not tell the PCM it is okay to crank the vehicle, code P081C will be set.

    Engine may not start Symptoms

    • Engine may not start

    Common Problems That Trigger the P081C Code

    • Neutral safety switch failure
    • Powertrain Control Module (PCM) failure
    • Transmission Control Module (TCM) failure
    • Wiring issue
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