BMW 5 Series: Opening and closing: from the 
inside - Opening and closing - Controls - BMW 5 Series Owners ManualsBMW 5 Series: Opening and closing: from the inside

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.◀ ...

Locking and unlocking
Locking and unlocking Pressing the buttons locks and unlocks the doors and the trunk lid when the front doors are closed, but they are not secured against theft. The fuel filler flap remains u ...

See also:

Alarm (if equipped)
Using the smart key system to lock the doors will set the alarm system. ...

Air bag inflation conditions
Front air bags Front air bags are designed to inflate in a frontal collision depending on the intensity, speed or angles of impact of the front collision. ...

Security systems
 Security systems Your vehicle has two types of security systems: - Vehicle security system. - NISSAN Vehicle Immobilizer System. ...