mentally responsible man-
ner.
Dispose of batteries and
rechargeable batteries in an
environmentally responsible
manner. Take discharged
batteries or faulty recharge-
able batteries to a qualified
specialist workshop or to a
collection facility for used
batteries.
When the remote control battery is dis-
charged,
the vehicle can no longer be locked
and unlocked with the remote control. The
on-board computer indicates that the battery
charge level is low.
Replacing the battery
X
Insert a screwdriver approximately 1 mm
into
the recess on the key with remote con-
trol and prise cover : open.
X
Remove cover :.
X
Tap the key with remote control on the
palm
of your hand until the battery falls out.
X
Insert the new battery into the key with
remote control with its positive pole facing
upwards.
X
Clip cover : on at the front and engage at
the back.
Use a CR2025 battery.
Replacing the battery
The multifunction key battery is charged auto-
matically via the ignition lock. A new
rechargeable battery can be ordered at a
Mercedes-Benz Service Centre.
X
Remove integrated key ;(Y page
60).
X
Insert integrated key ;
into the multifunc-
tion key and press it towards the middle
until battery tray : is released.
X
Remove battery tray :.
X
Lift battery = at the back and remove it
from battery tray :.
X
Insert new battery =
first at the front and
then engage at the back.
X
Slide battery tray :
and integrated key ;
back into the multifunction key.
Locking system
69
Opening and closing
Z
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