Genuine OEM Audi Ignition Start Stop Switch, part number 8W1905217F. This essential switch allows the driver to start and stop the engine, integrating with the vehicle's ignition and engine management systems. It is designed for Left-Hand Drive (LHD) configurations. Weighing 0.018 kg, this switch provides precise electrical signals for reliable engine operation. A genuine OEM switch ensures correct electronic calibration, seamless integration with the vehicle's electrical system, and the tactile quality expected from the manufacturer.