See also:

Weights - petrol
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General
(*) Weight transfer: The braked towing weight can be increased. It is possible, when the towing vehicle is within the gross vehicle weight, to transfer weight allowance from the trailer. In all ...

Reactivation
These systems are reactivated automatically each time the ignition is switched back on or from 30 mph (50 km/h). Press the "ESP OFF" button again to reactivate them manually. ...