Description: The Audi Diesel Glow Plug Controller (4L0-907-282-B) is a factory-original glow plug control module for 2010–2018 Audi diesel models, location #1 (1/651) and location 8/651 in the engine compartment. It regulates power delivery to the glow plugs during cold starts, ensuring reliable ignition in diesel engines regardless of ambient temperature. A genuine Audi OEM module built to original control logic and connector specifications.