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OBD II Fault Code

  • OBD II P024A

    OBD-II Code Powertrain Control Module (PCM) failure is defined as a Charge Air Cooler Bypass Control "A" Range/Performance

    The Air Flap Actuator restricts airflow through the charge air cooler. The engine control module (PCM) controls the Air Flap Actuator. If the PCM cannot control the actuator, it will set code P024A.The PCM may also disable the turbo or supercharger to prevent further damage to the system. The Charge Air Cooler Bypass Position Sensor is built into the Air Flap Actuator on most vehicles.

    Powertrain Control Module (PCM) failure Symptoms

    • Lack of boost from the turbo/supercharger

    Common Problems That Trigger the P024A Code

    • Air flap actuator failure
    • Powertrain Control Module (PCM) failure
    • Wiring issue
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