OBD II Fault Code

  • OBD II P0AB9

    OBD-II Code Wiring issue is defined as a Hybrid System Performance

    The vehicle uses several different modules to run self-checks on the high voltage system. If a fault is found by any of the modules, code P0AB9 will set. Additional codes may be stored in other modules.

    Common Problems That Trigger the P0AB9 Code

    • High voltage battery assembly failure
    • Inverter/converter assembly failure
    • Wiring issue

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