Mercedes-Benz A 220 4MATIC 2021, Operator'S Manual

Page: 73 / 426

#
To unlock the vehicle: touch the inner sur‐
face of the door handle.
#
To lock the vehicle: touch sensor surface
1 or 2 .
#
Convenience closing: touch recessed sen‐
sor surface 2 until the closing process has
been completed.
% Further information on convenience closing
(
/
page 79).
If you open the trunk lid from outside, the trunk
lid is automatically unlocked.
Problems with KEYLESS-GO, troubleshooting
You can no longer lock or unlock the vehicle
using KEYLESS-GO
Possible causes:
R
The SmartKey functions have been deactiva‐
ted.
R
The SmartKey battery is weak or discharged.
R
The SmartKey is faulty.
#
Activate the SmartKey functions
(
/
page 67).
#
Check the battery using the indicator lamp
(
/
page 66).
#
Replace the SmartKey battery, if necessary
(
/
page 68).
#
Use the emergency key to lock or unlock
(
/
page 72).
#
Have the vehicle and SmartKey checked at a
qualified specialist workshop.
There is interference from a powerful radio
signal source
The KEYLESS-GO function is impaired by, for
example:
R
High voltage power lines
R
Mobile phones
R
Electronic devices (notebooks, tablets)
R
Shielding due to metal objects or induction
loops for electrical gate systems or auto‐
matic barriers
#
Make sure that there is sufficient distance
between the SmartKey and the potential
source of interference.
Activating/deactivating the automatic lock‐
ing feature
The vehicle is locked automatically when the
ignition is switched on and the wheels are turn‐
ing faster than walking pace.
Opening and closing 71