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What Does P0676 Code Mean?

    OBD-II Code P0676 is defined as a Cylinder 6 Glow Plug Circuit/Open

    The Glow Plug is used on diesel engines to preheat the cylinder before the engine is started. If the engine control module (PCM) detects the glow plug for cylinder six is not operating properly, the PCM will set code P0676.

    P0676 Symptoms

    • Engine may not start
    • Hard or no start in cold weather

    Common Problems That Trigger the P0676 Code

    • Glow plug control module failure
    • Glow plug failure
    • Glow plug wiring harness failure

    Common Repairs Needed for the P0676 Code

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