Mercedes-Benz C-Class Operator's Manual page 93

Further information:
Unlocking the driver's door (
R
Locking the vehicle (
Y
R
Inserting the mechanical key
Push mechanical key ; completely into
X
the SmartKey until it engages and release
catch : is back in its basic position.
SmartKey battery
Important safety notes
G
WARNING
Batteries contain toxic and corrosive substan-
ces. 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.
H
Environmental note
Batteries contain dangerous
substances. It is against the
law to dispose of them with
the household rubbish. They
must be collected separately
and recycled to protect the
environment.
Dispose of batteries in an
environmentally friendly
manner. Take discharged
batteries to a qualified spe-
cialist workshop or a special
collection point for used bat-
teries.
The SmartKey batteries contain perchlorate
material, which may require special handling
and regard for the environment. National
guidelines must be observed during disposal.
In California, see www.dtsc.ca.gov/
HazardousWaste/Perchlorate/
index.cfm.
Mercedes-Benz recommends that you have
the batteries replaced at a qualified specialist
page 93)
Y
workshop.
page 93)
Checking the battery
X
X
If the SmartKey battery is checked within the
signal reception range of the vehicle, pressing
the & or % button:
R
R
i
Replacing the battery
You require a CR 2025 3 V cell 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.
Change the battery ( page 91).
Y
locks or
unlocks the vehicle
You can get a battery at any qualified spe-
cialist workshop.
Take the mechanical key out of the Smart-
Key ( page 90).
Y
SmartKey
91
Z