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Controls in detail
Useful features
Switching off
̈ Turn switch at the tip of stalk in the di-
rection of arrow 3.
The steering wheel heating is turned
off. Indicator lamp 2 goes out.
For information on the steering wheel, see
“Steering wheel” (
୴ page 42).
Telephone*
Radio transmitters, such as a portable tele-
phone or a citizens band unit, should only
be used inside the vehicle if they are con-
nected to an antenna that is installed on
the outside of the vehicle.
The external antenna must be approved by
Mercedes-Benz. Please contact an autho-
rized Mercedes-Benz Center for informa-
tion on the installation of an approved
external antenna. Refer to the radio trans-
mitter operation instructions regarding use
of an external antenna.
i
Indicator lamp 2 flashes or goes out
ț in case of power surge or undervolt-
age
ț in case of a steering wheel heating
malfunction
i
The steering wheel heating switches off
automatically when you remove the
SmartKey from the starter switch or, on
vehicles with KEYLESS-GO*, when you
switch off the ignition (
୴ page 34) and
open the driver’s door.
Warning! G
Never operate radio transmitters equipped
with a built-in or attached antenna (i.e. with-
out being connected to an external antenna)
from inside the vehicle while the engine is
running. Doing so could lead to a malfunc-
tion of the vehicle’s electronic system, pos-
sibly resulting in an accident and/or serious
personal injury.
Warning! G
Please do not forget that your primary re-
sponsibility is to drive the vehicle. A driver’s
attention to the road must always be
his/her primary focus when driving. For
your safety and the safety of others, we rec-
ommend that you pull over to a safe location
and stop before placing or taking a tele-
phone call.
If you choose to use the telephone
1
while
driving, please use the hands-free device
and only use the telephone when road,
weather and traffic conditions permit. Some
jurisdictions prohibit the driver from using a
cellular telephone while driving a vehicle.
Only operate the COMAND (Cockpit
Management and Data System)
1
if road,
weather and traffic conditions permit.
1
Observe all legal requirements.