See also:

Maintenance
The battery is maintenance-free, i.e., the electrolyte will last for the life of the battery. Your service center will be glad to advise you on questions regarding the battery. ...

Following part replacement
The same breaking in procedures should be observed if any of the components mentioned above have to be renewed in the course of the vehicle's operating life. ...

One lever for all functions
One lever for all functions 1 Storing and maintaining speed or accelerating 2 Storing and maintaining speed or decelerating 3 Interrupting and deactivating the system 4 Resuming a speed stored b ...