See also:

Important notes on use
To function properly, BlueTEC exhaust gas aftertreatment must be operated with the reducing agent DEF. When the DEF supply has almost run out, the Check Additive See Operator's Manual message ...

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 ...

Setting the center vents in the rear compartment
1 Rear-compartment air vent, left 2 Rear-compartment air vent, right 3 Rear-compartment air vent thumbwheel, right 4 Rear control panel for automatic climate control 5 Rear-compartment a ...