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OBD II Fault Code

  • OBD II P3445

    OBD-II Code Decreased engine performance is defined as a Cylinder 6 Exhaust Valve Control Circuit/Open

    In an effort to meet fuel and emissions standards, many manufacturers are utilizing cylinder deactivation systems. This system allows the engine's control module (PCM) to disable select cylinders when additional power is not needed from the engine, such as at idle or when cruising on the highway. If the engine's control module (PCM) determines that the Exhaust Valve for cylinder number six is not Turning on or off the way it is being commanded, the PCM will set code P3445.

    Decreased engine performance Symptoms

    • Decreased engine performance
    • Increased fuel consumption

    Common Problems That Trigger the P3445 Code

    • Engine oil level is too low
    • Powertrain Control Module (PCM) failure
    • Variable valve timing solenoid failure
    • Wiring issue
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