See also:

Cleaning the trailer tow hitch
The ball coupling must be cleaned if it becomes dirty or corroded. – Remove rust on the ball of the ball coupling, e.g. with a wire brush. – Remove dirt with a clean, lint-free cloth or a brus ...

Tires
WARNING Do not drive with a flat tire. A flat tire affects the ability to steer or brake the vehicle. You may lose control of the vehicle. Continued driving with a flat tire will cause excess ...

Limited braking performance on salt treated roads
WARNING The layer of salt on the brake discs and the brake pads/linings may cause a delay in the braking effect, resulting in a significantly longer braking distance, which could lead to an ...