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Our automotive experts have put together the following information about the P0B8D 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 P0B8D code.

OBD II Fault Code

  • OBD II P0B8D

    OBD-II Code Increased fuel consumption is defined as a Hybrid Battery Voltage Sense "Q" Circuit Low

    The High Voltage Battery Pack consists of many mini-batteries connected together. If the High Voltage Control Module has detects an issue with one or more of the battery packs that make up the High Voltage Battery Assembly, the High Voltage Control Module will set code P0B8D.

    Increased fuel consumption Symptoms

    • Increased fuel consumption

    Common Problems That Trigger the P0B8D Code

    • High voltage battery connection failure
    • High voltage battery assembly failure
    • Wiring issue
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