See also:

Tire size designation, load-bearing capacity and speed rating
Tire width Nominal aspect ratio in % Tire code im diameter Load bearing index Speed rating Tire data is vehicle-specific and may deviate from the data in the example. General: de ...

Cleaning the wheels
Do not use acidic wheel cleaning products to remove brake dust. This could damage wheel bolts and brake components. Do not park the vehicle for an extended period straight after cleaning ...

Distance warning function (vehicleswith DISTRONIC)
This function provides a warning from a speed of approximately 20 mph(30 km/h), if: • for a period of several seconds, the distance to the vehicle in front is too short for the speed at which you ...