Replacing - Mercedes-Benz 2015 GLK Operator's Manual

Checking the battery
Press the & or % button.
X
The battery is working properly if battery
check lamp : lights up briefly.
If battery check lamp : does not light up
briefly during the test, the battery is dis-
charged.
i
If the SmartKey battery is checked within
the signal reception range of the vehicle,
pressing the & or % button:
locks or
R
unlocks the vehicle
R
Change the battery (
X
i
You can get a battery at a qualified spe-
cialist workshop.
Replacing the battery
You require a CR 2025 3 V cell battery.
Take the mechanical key out of the Smart-
X
Key ( page 80).
Y
page 81).
Y
Press mechanical key ; into the SmartKey
X
opening in the direction of the arrow until
battery compartment cover : opens. Do
not hold battery compartment cover :
closed while doing so.
Remove battery compartment cover :.
X
Repeatedly tap the SmartKey against your
X
palm until battery = falls out.
Insert the new battery with the positive ter-
X
minal facing upwards. Use a lint-free cloth
to do so.
Make sure that the surface of the battery is
X
free of lint, grease and other contaminants.
Insert the front tabs of battery compart-
X
ment cover : into the housing first and
then press to close it.
Insert mechanical key ; into the Smart-
X
Key ( page 80).
Y
Check the function of all SmartKey buttons
X
on the vehicle.
SmartKey
81
Z