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 off electrical consumers 
which you 
do not need, such as the rear window 
defroster or interior lighting.
 Switch off electrical consumers 
which you 
do not need, such as the rear window 
defroster or interior lighting.
See also:
Overview: changing bulbs/bulb types
   You can change the following bulbs. The bulb 
type can be found in the legend.
Bi-Xenon headlamps (vehicles with halogendaytime running lamps)
1 High-beam spot lamp: H7 55 W
Bi-Xenon headlamps ...
   
Daytime running lamps
   Daytime running lamps in Canada
The daytime running lamps function is 
required by law in Canada. It cannot therefore 
be deactivated.
•► Turn the light switch to  or
.
With the engine run ...
   
Important safety notes
   
 
For BlueTEC vehicles only.
DEF is a non-flammable, non-toxic, colorless, 
odorless and water-soluble fluid.
 
Rinse surfaces that have come into 
contact with DEF immediately with water or ...
   
