Checking and adding other service products

See also:

Important notes on tire pressure
WARNING Should the tire pressure drop repeatedly:  - check the tire for foreign bodies.  - check whether the wheel is losing air or the valve is leaking.  - make sure that onl ...

Important notes
In order to prevent the vehicle's battery from discharging, the interior lighting functions are automatically deactivated after some time except for when the SmartKey is in position 2 in the i ...

Problems with the seat ventilation
The seat ventilation has switched off prematurely or cannot be switched on. The vehicle's electrical system voltage is too low because too many electrical consumers are switched on. - Switch ...