Vehicle - Mercedes-Benz CLA Operator's Manual

Automatic locking feature
To disarm: press and hold button : for
X
about five seconds until a tone sounds.
To arm: press and hold button ; for about
X
five seconds until a tone sounds.
i
If you press one of the two buttons and do
not hear a tone, the relevant setting has
already been selected.
The vehicle is locked automatically when the
ignition is switched on and the wheels are
turning.
You could therefore lock yourself out if:
the vehicle is being pushed.
R
the vehicle is being towed.
R
the vehicle is on a roller dynamometer.
R
You can also switch the automatic locking
function on and off using the on-board com-
puter ( page 209).
Y
Unlocking the driver's door (mechan-
ical key)
If the vehicle can no longer be unlocked with
the SmartKey, use the mechanical key.
If you use the mechanical key to unlock and
open the driver's door, the anti-theft alarm
system will be triggered (
Take the mechanical key out of the Smart-
X
Key ( page 77).
Y
Insert the mechanical key into the lock of
X
the driver's door as far as it will go.
page 72).
Y
Turn the mechanical key counter-clockwise
X
as far as it will go to position 1.
The door is unlocked.
Turn the mechanical key back and remove
X
it.
Insert the mechanical key into the Smart-
X
Key ( page 77).
Y
Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with the
SmartKey, use the mechanical key.
Open the driver's door.
X
Close the front-passenger door, the rear
X
doors and the trunk lid.
Press the locking button (
X
Check whether the locking knobs on the
X
front-passenger door and the rear doors
are still visible. Press down the locking
knobs by hand, if necessary.
Close the driver's door.
X
Take the mechanical key out of the Smart-
X
Key ( page 77).
Y
Insert the mechanical key into the lock of
X
the driver's door as far as it will go.
Doors
83
page 82).
Y
Z