Mercedes-Benz 2013 CLA, Owner'S Manual

Page: 81 / 352

Replacing the battery
You require a CR 2025 3 V cell battery.
X
Take the emergency key element out of the
key (
Y
page 77).
X Press emergency key element
;
into the
opening in the key in the direction of the
arrow until battery tray cover
:
opens.
When doing so, do not hold cover
:
shut.
X
Remove battery tray cover
:
.
X Repeatedly tap the key against your palm
until battery
=
falls out.
X
Insert the new battery with the positive ter-
minal facing upwards. Use a lint-free cloth
to do so.
X Make sure that the surface of the battery is
free from lint, grease and all other forms of
contamination.
X
Insert the front tabs of battery tray
cover
:
and then press to close it.
X
Insert the emergency key element into the
key.
X
Check the function of all key buttons on the
vehicle.
Key
79
Opening and closing
Z