Instead of preparing the vehicle to be washed in an automatic car wash yourself, you can activate car wash mode. It ensures that your vehicle is ready to be washed and that certain capabilities, such as the rain sensor, remain deactivated while you wash the vehicle.
Press the vehicle symbol 
in the bottom bar and go to Settings.
in the bottom bar and go to Settings.Go to .
Activate vehicle wash mode.
Note
Vehicle wash mode will deactivate automatically when you start driving again. However, to ensure that all vehicle features are available to you, it's recommended to deactivate car wash mode before you reach a public road.