See also:

Downhill gradients
On long and steep gradients, you must reduce the load on the brakes by shifting early to a lower gear. This allows you to take advantage of the engine braking effect and helps avoid overheating ...

Tire size designation, load-bearing capacity and speed rating
1. Tire width 2. Nominal aspect ratio in % 3. Tire code 4. Rim diameter 5. Load bearing index 6. Speed rating Tire data is vehicle-specific and may deviate from the data in th ...

Restoring the factory settings
Press the and buttons simultaneously for approximately six seconds until the battery check lamp flashes twice. ...