Mercedes-Benz C-Class 2011 Owners Manual - Manual (Page 76)

SmartKey battery
Important safety notes
It is advisable to have batteries replaced at a
qualified specialist workshop, e.g. at an
authorized Mercedes-Benz Center.
G Warning!
Batteries are toxic and contain caustic
substances. For this reason, keep batteries
out of the reach of children.
If a battery has been swallowed, visit a doctor
immediately.
G Warning
SmartKey batteries contain perchlorate
material, which may require special handling
and regard for the environment. Check with
your local government's disposal guidelines.
California residents, see
www.dtsc.ca.gov/
HazardousWaste/Perchlorate/
index.cfm.
Checking the battery
X Press the & or % button.
The SmartKey battery is working properly if
battery charge indicator lamp : lights up
briefly.
If battery charge indicator lamp : does not
light up briefly during the test, the SmartKey
battery is discharged.
X Replace the SmartKey battery
(
Y page 74).
i You can obtain a SmartKey battery at any
authorized Mercedes-Benz Center.
i If the SmartKey battery is checked within
signal range of the vehicle, pressing the
& or % button results in the vehicle
being locked or unlocked respectively.
Changing the battery
You require a CR 2025 3 V cell battery.
X Take the mechanical key out of the
SmartKey (
Y page 73).
X Press mechanical key ; into the opening
in the SmartKey in the direction of the
arrow until battery tray cover : opens. Do
not hold the cover closed while doing so.
X Remove the cover of the battery tray.
X Repeatedly tap the SmartKey against your
palm until battery = falls out.
X Insert the new battery with the positive
pole facing upwards. Use a lint-free cloth to
do so.
74
SmartKey
Opening and closing
BA 204 USA, CA Edition A 2011; 1; 5, en-US
hereepe
Version: 3.0.3.6
2010-05-20T09:17:30+02:00 - Seite 74