Mercedes-Benz C-class Operator's Manual page 231

Instruments
Operation
and controls
Tele Aid
Initiating an emergency call
Manually:
Briefly press on cover (1) – the cover will open.
Instrument
Driving
cluster display
Practical hints Car care
222
Press the emergency call switch (2) briefly (for longer
than 2 seconds). The indicator lamp in the emergency
call switch (2) will flash until the emergency call is
concluded. Wait for a voice connection to the Response
Center.
Close the cover (1) after the emergency call is
concluded.
Technical
Index
data