Mercedes-Benz CLA Operator's Manual page 74

72 72 Opening and closing
Have the vehicle and SmartKey checked at a
#
quali ed specialist workshop.
Ther There is int e is interf erfer erence fr ence from a pow om a power erful r ful radio signal
source ce sour
Possible causes if the function of KEYLESS-GO is
impaired:
High voltage power lines
R
Mobile phones
R
Electronic devices (notebooks, tablets)
R
Shielding due to metal objects or induction
R
loops for electrical gate systems or automatic
barriers
Make sure that there is su cient distance
#
between the SmartKey and the potential
source of interference.
A A ctiv ctivating/deactiv ating/deactivating t ating the aut he automatic loc omatic locking f
ture ture
The vehicle is locked automatically when the vehi-
cle is switched on and the wheels are turning
faster than walking pace.
adio signal
T T o activ o activat ate: e: press and hold button
#
approximately ve seconds until an acoustic
signal sounds.
king fea- ea-
T T o deactiv o deactivat ate: e: press and hold button
#
approximately ve seconds until an acoustic
signal sounds.
The red indicator lamp on button
once the vehicle is locked.
In the following situations, there is a danger of
being locked out when the function is activated:
While the vehicle is being tow-started or
R
pushed
If the vehicle is being tested on a roller dyna-
R
mometer
Locking/unloc Loc king/unlocking t king the v
g g ency key ency key
Loc Locking/unloc king/unlocking t king the dr
emerg emergency key ency key
%
If you wish to lock the vehicle entirely using
the emergency key, rst press the button for
locking from the inside while the driver's door
2 for is open. Then proceed to lock the driver's
door using the emergency key.
1 for
2 lights up
he vehicle wit ehicle with t h the emer- he emer-
he driv iver's door wit er's door with t h the he