BMW 4 Series 2023 Owner's Manual page 138

CONTROLS
Visibility of the display
The visibility of the displays in the Head-up
display is influenced by the following factors:
▷ Seat position.
▷ Objects on the protective glass of the
Head-up display.
▷ Dust or dirt on the protective glass of the
Head-up display.
▷ Windshield dirty on inside or outside.
▷ Sunglasses with certain polarization filters.
▷ Wet road.
▷ Unfavorable light conditions.
If the image is distorted, have the basic set-
tings checked by an authorized service center
or another qualified service center or repair
shop.
Settings
Individual settings can be entered for the
Head-up display, such as for the height, bright-
ness or illustration. In addition, individual dis-
plays in the Head-up display can be set up
separately such as for Driver Assistance.
1. Apps menu
2. "Vehicle apps"
3. "Displays"
4. "Head-up display"
5. Select the desired setting.
Special windshield
The windshield is part of the system.
The shape and coating of the special wind-
shield enable the system to function.
If damaged, have the special windshield re-
placed by an authorized service center or an-
other qualified service center or repair shop.
138
Displays
Online Edition for Part no. 01405A7D166 - II/23
Indicator/warning lights
Principle
The indicator and warning lights on the instru-
ment cluster show the status of some vehicle
functions. The indicator and warning lights in-
dicate faults in monitored systems.
General information
The indicator and warning lights can illuminate
in various combinations and colors.
Several of the lights are checked for proper
functioning and illuminate temporarily when
drive-ready state is turned on.
Red lights
Seat belt reminder
Seat belt on the driver's seat is not
buckled.
Additional information:
Seat belt reminder, refer to page 106.
Airbag system
Warning light illuminates briefly: Indi-
cates that the entire airbag system and
seat belt tensioners are operational
when drive-ready state is switched on.
Warning light illuminates continuously: There
is a malfunction. Have the vehicle checked im-
mediately by an authorized service center or
another qualified service center or repair shop.
Additional information:
Airbags, refer to page 165.
Parking brake
The parking brake is set.
Additional information:
Parking brake, refer to page 127.
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