See also:

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 ...

Hazard warning lamps
The hazard warning lamps automatically switch on if: an air bag is deployed. the vehicle is slowed down severely from a speed of over 45 mph(70 km/h) and comes to a halt. To switch on the ...

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 ...