See also:

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 ...

Remote control
Each remote control contains a rechargeable battery that is automatically recharged when it is in the ignition lock while the car is being driven. Use each remote control at least twice a year f ...

Service requirements
Service requirements The remaining driving distance and the date of the next scheduled service are displayed briefly immediately after you start the engine or switch on the ignition. The cur ...