See also:

Compartments in the doors
Do not stow any breakable objects Do not store any breakable objects, e. g. glass bottles, in the compartments, or there is an increased risk of injury in the event of an accident. ...

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. ...

Remove unnecessary cargo
Additional weight increases fuel consumption. ...