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What Does P0672 Code Mean?

    OBD-II Code P0672 is defined as a Cylinder 2 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 two is not operating properly, the PCM will set code P0672.

    P0672 Symptoms

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

    Common Problems That Trigger the P0672 Code

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

    Common Repairs Needed for the P0672 Code

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