Setting the B-pillar air vents

1 B-pillar air vent
2 Thumbwheel for B-pillar air vent
To open/close: turn thumbwheel 2 to the
left or right.
See also:
Changing the battery
You require a CR 2025 3 V cell battery.
Take the mechanical key out of the SmartKey ().
Press mechanical key 2 into the opening in the SmartKey in the direction
of the arrow until batte ...
Activating/deactivating the acoustic
locking verification signal
If you activate the Acoustic Lock Feedb.
function, an audible signal sounds depending
on the vehicle's date of manufacture:
• when locking
or
• once when unlocking and three times when loc ...
Important safety notes
Consult an authorized Mercedes-Benz Center if you require information on approved
and recommended tires and wheels for summer and winter operation. Advice on purchasing
and caring for tires is als ...
