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Our automotive experts have put together the following information about the P2626 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 P2626 code.

What Does P2626 Code Mean?

    OBD-II Code P2626 is defined as a O2 Sensor Pumping Current Trim Circuit/Open

    The purpose of the oxygen sensor is to measure the oxygen content in the exhaust gases after they leave the combustion process of the engine. This information is critical to the PCM's ability to maintain efficient fuel economy. When the PCM detects a failure of the sensor or the information received from the sensor, it will set code P2626.

    P2626 Symptoms

    • Decreased engine performance
    • Increased fuel consumption

    Common Problems That Trigger the P2626 Code

    • Exhaust leak
    • Oxygen sensor failure
    • Powertrain Control Module (PCM) failure
    • Wiring issue

    Common Repairs Needed for the P2626 Code

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