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:
Important safety notes
WARNING
Do not turn off the engine before the vehicle
has come to a complete stop. With the engine
not running, there is no power assistance for
the brake and steering systems. In this case ...
Additives
Do not use any additives in the engine oil. This could damage the engine. ...
Windshield/headlamp cleaning
system
WARNING
Washer solvent/antifreeze is highly
flammable. Do not spill washer solvent/antifreeze on hot engine parts, because
it may
ignite and burn. You could be seriously
burned.
Use MB Summ ...