BMW 3: Alarm system
BMW 3 Series G20 (2018-2026) Owners Manual / Opening and closing / Alarm system
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General information
When the vehicle is locked, the vehicle alarm
system reacts to the following changes:
Opening a door, the hood or the trunk lid.
Movements in the car's interior.
Changes in the vehicle tilt, for i
Indicator light on the interior
mirror
The indicator light flashes briefly every 2 seconds:
The alarm system is switched on.
Indicator light flashes for approx. 10 seconds,
then it flashes briefly every 2 seconds:
Interior motion se
Power windows
Safety information
Warning
When operating the windows, body parts and
objects can be jammed. There is a risk of injury
or risk of damage to property. Make sure that
the area of movement of the window
SEE MORE:
System wiring diagram
G20 PHEV, system wiring diagram for fuel supply
Integrated supply module
Digital Motor Electronics (DME)
Shutoff valve purge air line (only for US version)
Body Domain Controller (BDC)
Fuel filler flap lock
Power distribution box, rear
Fuel pump control electronics
Hybrid pressure ref
Securing the vehicle against
rolling
General information
The vehicle manufacturer recommends to additionally
secure the vehicle against rolling away
when changing a wheel.
On a level surface
Place wheel chocks or other suitable objects in
front and behind the wheel that is diagonal to the
wheel to be changed.
On a slight downhill grad
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