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ENVIRONMENTAL NOTE Environmental
damage due to improper disposal of bat-
teries
Batteries contain pollutants. It is
illegal to dispose of them with the household
rubbish.
#
Dispose of batteries in an
environmentally responsible manner.
Take discharged batteries to a qualified
specialist workshop or to a collection
point for used batteries.
Requirements:
R
a CR 2032 3 V cell battery
Mercedes-Benz recommends that you have the
battery replaced by a qualified specialist work-
shop.
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Remove the mechanical key (
/
page 47).
Example image
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Press release button
2
down fully and slide
cover
1
forward.
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Remove battery compartment
3
and remove
the discharged battery.
#
Insert the new battery into battery compart-
ment
3
. Observe the positive pole marking in
the battery compartment and on the battery.
#
Insert battery compartment
3
.
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Replace cover
1
so that it engages.
#
Slide the mechanical key in completely until it
engages (
/
page 47).
Rectifying problems with the key
You can no longer lock or unlock the vehicle
Possible causes:
R
The key battery is weak or discharged.
R
There is interference from a powerful radio sig-
nal source.
R
The key is faulty.
#
Check the battery with the indicator lamp and
replace if necessary (
/
page 47).
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Use the mechanical key to unlock and lock the
vehicle (
/
page 47).
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Have the key checked at a qualified specialist
workshop.
You have lost a key
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Have the key deactivated at a qualified special-
ist workshop.
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If necessary, have the mechanical locks
replaced.
Unlocking and opening the door from inside
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To unlock and open the front door: pull door
handle
2
.
Safety pin
1
pops up when the door is
unlocked.
48
Opening and closing
