Run-flat tires

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The concept
The system is functional at speeds beginning at approx. 20 mph/30 km/h. It maintains the speed that was set using the control elements on the steering wheel. The system brakes on downhill gradie ...

Repeating a spoken instruction
1. "Navigation" 2. "Map" 3. Highlight the symbol. 4. Press the controller twice. ...

Charging the battery
In the vehicle, only charge the battery via the terminals, in the engine compartment with the engine off. ...