Problems with the seat heating
The seat heating 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.
See also:
Resetting the side windows
You must reset each side window if a side window can no longer be closed fully.
Close all the doors.
Turn the SmartKey to position 1 or 2 in the ignition lock.
Pull the corresponding switch on ...
Turn signal lamp (halogen headlamps)
Due to their location, have the bulbs in the
left-hand headlamp changed at a qualified
specialist workshop, e.g. an authorized
Mercedes-Benz Center.
•► Switch off the lights.
•► ...
Switching on/off
The three blue indicator lamps in the buttons
indicate the ventilation level you have
selected.
If the battery voltage is too low, the seat
ventilation may switch off.
•► Make sure tha ...
