See also:

Remove attached partsfollowing use
Remove auxiliary mirrors, roof or rear luggage racks which are no longer required following use. Attached parts on the vehicle impair the aerodynamics and increase the fuel consumption. ...

Vehicle battery
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. Batt ...

Parking lamps
Switch position : the vehicle lamps light up on all sides, e.g., for parking. Do not use the parking lamps for extended periods; otherwise, the battery may become discharged and it would the ...