Problems with the cooling with air dehumidification function
When you press the 
button, the
indicator lamp in the button flashes three
times or remains off. You can no longer switch
on the cooling with air dehumidification
function.
•► Consult a qualified specialist workshop.
See also:
High-beam spot lamp (vehicles with halogen daytime running lamps)
Switch off the lights.
Open the hood.
Turn housing cover 1 counter-clockwise
and pull it out.
Turn bulb holder 2 counter-clockwise and
pull it out.
Take the bulb out of bulb holder 2.
...
General notes
If the vehicle can no longer be locked or
unlocked with the SmartKey, use the
mechanical key.
If you use the mechanical key to unlock and
open the driver's door or the trunk lid, the
anti-the ...
Unlocking and opening doors from the inside
Only open the door when the traffic situation permits.
If the vehicle was previously locked with the SmartKey or with KEYLESS-GO, opening
the vehicle from the inside will activate the antitheft ala ...