What Does P207F Code Mean?

    OBD-II Code P207F is defined as a Reductant Quality Performance

    The engine computer (PCM) monitors the Reductant Catalyst System's use of DEF and its ability to convert NOx to Nitrogen, Carbon Dioxide, and Water. If the Reductant Catalyst fails to perform its job efficiently, code P207F is set.

    P207F Symptoms

    • DPF regeneration may not occur

    Common Problems That Trigger the P207F Code

    • DEF contamination
    • DEF injector failure
    • Selective Catalytic Reduction (SCR) failure

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