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OBD II Fault Code

  • OBD II P0243

    OBD-II Code Powertrain Control Module (PCM) failure is defined as a Turbocharger/Supercharger Wastegate Solenoid "A"

    The Wastegate solenoid allows unneeded boost generated by the turbo or supercharger to vent the system. The engine control module (PCM) controls the wastegate solenoid. If the PCM cannot control the solenoid, it will set this code.The PCM may also disable the turbo or supercharger to prevent further damage to the system.

    Powertrain Control Module (PCM) failure Symptoms

    • Lack of boost from the turbo/supercharger

    Common Problems That Trigger the P0243 Code

    • Powertrain Control Module (PCM) failure
    • Wastegate solenoid failure
    • Wiring issue
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