Mercedes-Benz CL-Class 2014 Owners Manual - Manual (Page 80)

Removing the mechanical key
X Push release catch : in the direction of
the arrow and at the same time remove
mechanical key ; from the SmartKey.
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 contain toxic and caustic
substances. For this reason, keep batteries
out of the reach of children.
If a battery has been swallowed, seek medical
help immediately.
G WARNING
The SmartKey batteries contain perchlorate
material, which may require special handling
and regard for the environment. Observe
government disposal guidelines. California
residents, see www.dtsc.ca.gov/
HazardousWaste/Perchlorate/
index.cfm.
Checking the battery
X Press the & or % button.
The key battery is working properly if
battery check lamp : lights up briefly.
If battery check lamp : does not light up
briefly during the test, the key battery is
discharged.
X Changing the key battery (
Y
page 78).
i Consult any authorized Mercedes-Benz
Service Center for a key battery.
i If the key battery is tested within the
signal range of the vehicle, the vehicle is
opened or closed by pressing the & or
% button respectively.
Replacing the battery
You require a CR 2025 3 V cell battery.
X
Take the mechanical key out of the
SmartKey (
Y
page 77).
X Press mechanical key ; into the opening
in the SmartKey in the direction of the
78
SmartKey
Opening
and
closing