Engine Switch Push Button For A4 Allroad 2016-2023 Start Kit Stop 8W1905217

For A4 For Allroad 2016 2017 2018 2019 2020 2021 2022 2023 Start Stop Button Start Stop Switch Button Wide Voltage Circuit Adaptation: for the typical low-voltage fluctuation for range of automotive circuits, it can adapt to voltage fluctuations during vehicle startup without functional failure due to minor voltage changes. Full-condition adaptability: Adaptable to all operating conditions including cold engine, hot engine, no-load, and light-load, accurately executing start-stop control commands under different conditions. This feature automatically shuts off the engine when the vehicle comes to a temporary stop—such as at a red light or in a traffic jam—and quickly restarts it when the brake is released or the accelerator is pressed. Its purpose is to save fuel and reduce exhaust emissions. The primary function of the engine start-stop switch is to enable or disable the automatic start-stop system.