Car Automatic Stop Start Engine Control Sensor for Audi A4 B9/A5 F5/A3 8V/Q5 ...
For A4(B9)/A5 (F5)/S4/S5/RS4/RS5 (B9) 2015-2020 Year. For Q5 (FY) 2017-2020 Year. For A3(8V)/S3/RS3 (8V) 2014-2020 Year. Setting: After installation, start the engine while stepping on brake pedal, observe for 3-6 seconds.