Mercedes-Benz SLK-Class 2014 Owners Manual - Manual (Page 75)

SmartKey battery
Important safety notes
G WARNING
Batteries contain toxic and corrosive
substances. If batteries are swallowed, it can
result in severe health problems. There is a
risk of fatal injury.
Keep batteries out of the reach of children. If
a battery is swallowed, seek medical attention
immediately.
Mercedes-Benz recommends that you have
the batteries replaced at a qualified specialist
workshop.
The SmartKey batteries contain perchlorate
material, which may require special handling
and regard for the environment. National
guidelines must be observed during disposal.
Checking the battery
X Press the & or % button.
The battery is working properly if battery
check lamp : lights up briefly.
The battery is discharged if battery check
lamp : does not light up briefly.
X Change the battery (
Y
page 73).
i If the SmartKey battery is checked within
the signal reception range of the vehicle,
pressing the & or % button:
R locks or
R unlocks the vehicle
i You can get a battery at any qualified
specialist workshop.
Replacing the battery
You require a CR 2025 3 V cell battery.
X Take the mechanical key out of the
SmartKey (
Y
page 72).
X Press mechanical key ; into the SmartKey
opening in the direction of the arrow until
battery compartment cover : opens. Do
not hold battery compartment cover :
closed while doing so.
X Remove battery compartment cover :.
X Repeatedly tap the SmartKey against your
palm until battery = falls out.
X
Insert the new battery with the positive
terminal facing upwards. Use a lint-free
cloth to do so.
X Make sure that the surface of the battery is
free of lint, grease and other contaminants.
SmartKey
73
Opening
and
closing
Z