Genuine OEM Audi Glow Plug Control Module, part number 038907281D. This module is responsible for precisely controlling the power supply to the engine's glow plugs. It ensures efficient cold starting and proper combustion by managing the pre-heating sequence. Weighing 0.075 kg, this compact unit measures 0.092m x 0.038m x 0.033m. Using a genuine OEM control module guarantees correct electrical specifications and seamless integration with the vehicle's engine management system, preventing potential starting issues or diagnostic errors.