Mercedes-Benz A-Class 2021 Operator's Manual page 129

If the vehicle still does not start and the
#
Place the Key in the Marked Space See
Operator's Manual display message also
appears in the multifunction display: start
the vehicle with the SmartKey in the marked
space (emergency operation mode)
( page 127).
/
% You can switch off the engine while driving
by pressing button 1 for about three sec‐
onds or by pressing button 1 three times
within three seconds. Be sure to observe the
safety notes under "Driving tips"
( page 129).
/
Starting the vehicle with the SmartKey in the
marked space (emergency operation mode)
If the vehicle does not start and the
Key in the Marked Space See Operator's Manual
message appears in the multifunction display,
you can start the vehicle in emergency operation
mode.
Place the
Marked space (example with cup holder without
cover)
Open the cover of marked space
#
sary.
Make sure that marked space
#
Remove SmartKey
#
Place SmartKey
#
the symbol 3.
The vehicle will start after a short time.
If you remove SmartKey
space
further engine starts however, SmartKey
must be located in marked space
bol
Have SmartKey 1checked at a qualified
#
specialist workshop.
If the vehicle does not start:
Place SmartKey
#
leave it there.
Depress the brake pedal and start the vehi‐
#
cle using the start/stop button.
% You can also switch on the power supply or
the ignition with the start/stop button.
2 if neces‐
2 is empty.
1 from the key ring.
Driving and parking 127
1 in marked space 2
1 from marked
2 the engine continues running. For
2 on sym‐
3 during the entire journey.
1 in marked space 2
on
1
and