OBD II Fault Code

  • OBD II P2BA7

    OBD-II Code Engine may not start is defined as a nox Exceedence - Empty Reagent Tank

    Code P2BA7 is stored when the DEF fluid tank is empty and needs to be refilled.

    Engine may not start Symptoms

    • Engine may not start

    Common Problems That Trigger the P2BA7 Code

    • DEF tank is empty

    Common Repairs Needed for the P2BA7 Code

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