BMW X4 Owner's Manual page 100

CONTROLS
Only driver's door and fuel filler flap: the driv‐
er's door and fuel filler flap will only be un‐
locked when the driver approaches the vehi‐
cle on the driver's side.
All vehicle entry points: the vehicle will be un‐
locked regardless of the side on which the
driver approaches the vehicle.
▷ If the unlocking and locking of the vehicle is
confirmed with a light signal or a sound sig‐
nal.
▷ If the welcome light is switched on when the
vehicle is being unlocked.
▷ If pathway lighting is activated during locking.
▷ If the exterior mirrors are automatically folded
out and in when the vehicle is unlocked and
locked.
Functional requirements
▷ The drive-ready state must be turned off.
▷ Unlocking: when entering the unlocking zone,
the doors and tailgate must be closed.
▷ Locking: when leaving the locking zone, the
doors and tailgate must be closed.
▷ For touchless locking of the vehicle, no sec‐
ond vehicle key can be located in a radius of
six meters around the vehicle.
▷ If the vehicle has been in the idle state for
several days, touchless unlocking/locking is
not possible until after the vehicle has been
driven.
Malfunction
Vehicle key detection by the vehicle may mal‐
function under the following circumstances:
▷ The battery of the vehicle key is discharged.
For replacing the battery, refer to page 83.
▷ Fault of the radio link from transmission tow‐
ers or other equipment with high transmitting
power.
▷ Shielding of the vehicle key due to metal ob‐
jects.
100
Opening and closing
Online Edition for Part no. 01405A37CC6 - VI/21
Do not transport the vehicle key together with
metal objects.
▷ Fault of the radio link from mobile phones or
other electronic devices in direct proximity to
the vehicle key.
Do not carry the vehicle key in close proximity
to other electronic devices.
Wet or snowy conditions may disrupt the locking
request detection on the door handles.
In the case of a malfunction, unlock and lock the
vehicle using the buttons of the vehicle key or
use the integrated key.
Additional information:
Integrated key, refer to page 94.
Tailgate
General information
To avoid locking the vehicle key in the vehicle,
do not place the vehicle key in the cargo area.
Selector lever position P must be engaged to
open the tailgate with the vehicle key.
Depending on the vehicle equipment and coun‐
try version, it is possible to specify whether the
tailgate can be unlocked with the vehicle key and
how the vehicle doors will respond to this.
Additional information:
Settings, refer to page 104.
Safety information
Warning
Body parts can be jammed when operating the
tailgate. There is a risk of injury. Make sure that
the area of movement of the tailgate is clear
during opening and closing.