Using the door lock
General information

Locking from the outside
Do not lock the vehicle from the outside if
there are people in it, as the vehicle cannot be
unlocked from inside without special knowledge.◄
Remove the key before pulling the door
handle
Before pulling the outside door handle, remove
the key to avoid damaging the paintwork and the key.◄
In some country-specific versions, the alarm system is triggered if the vehicle is unlocked via the door lock.
In order to terminate this alarm, unlock vehicle with the remote control, or switch on the ignition, if necessary, by emergency detection of the remote control.
In some vehicle equipment versions, only the driver's door can be unlocked or locked via the door lock.
Locking the doors and tailgate together
To lock all doors and the tailgate at once:
1. With the doors closed, lock the vehicle using
the button for the central locking system in
the interior.
2. Unlock and open the driver's or front passenger
door.
3. Lock the vehicle.
► Lock the driver's door using the
integrated key in the door lock, or
► Press down the lock button of the front
passenger door and close the door from
the outside.
The fuel filler flap can only be locked using the remote control.
Manual operation
If an electrical malfunction occurs, lock or unlock the vehicle using the integrated key via the door lock on the driver's door.
See also:
Visual warning
The approach of the vehicle to an object can be
shown on the Control Display.
When the distance to an object is small, a red bar
is shown in front of the vehicle, as it is in the PDC
display.
...
2012 BMW 3 Series Sedan: First Look
Competes with: Mercedes-Benz C-Class, Infiniti G37, Audi A4
Looks like: A little bit bigger outside, just a teensy bit bigger inside
Drivetrain: 240-hp, 2.0-liter twin-turbocharged inline-four cylin ...
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