Our automotive experts have put together the following information about the P0818 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 P0818 code.

OBD II Fault Code

  • OBD II P0818

    OBD-II Code Powertrain Control Module (PCM) failure is defined as a Driveline Disconnect Switch Input Circuit

    The Transfer Neutral Position Switch tells the engine computer (PCM) if the engine is in 2-wheel drive, 4-wheel drive, or neutral. If the PCM detects the switch is not operating properly, code P0818 will be set

    Common Problems That Trigger the P0818 Code

    • Powertrain Control Module (PCM) failure
    • Transfer case neutral position switch failure
    • Wiring issue
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