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:
Safety
Dual-stage front airbags and door-mounted side-impact airbags for the front
and rear seats are standard. Optional curtain-type airbags deploy from above the
side windows. With Mercedes’ BabySmart ...
Important safety notes
Have the batteries changed at a qualified
specialist workshop.
WARNING
Batteries contain toxic substances.
Swallowing batteries can lead to serious
health issues or death.
Keep batteries out ...
Problems with the SmartKey
Problem
You cannot lock or unlock the vehicle using the SmartKey.
Possible causes/consequences and Solutions
The SmartKey battery is discharged or nearly discharged.
Try again to lock/unlock th ...