Genuine OEM Volkswagen Control Unit Retainer, part number 7LE972597. This part is designed to hold and secure the control unit, ensuring it remains firmly in place within the vehicle's electrical system. It is identified as part 3 on the diagram. The retainer has dimensions of 0.19m x 0.13m x 0.045m and weighs 0.086 kg. Using a genuine OEM retainer guarantees precise fitment and secure mounting, preventing vibration-related damage or disconnections of critical control modules.