2012 BMW 640 review

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Setting
Pull the switch. The LED lights up. The indicator lamp lights up red. The parking brake is set. Lower lamp: indicator lamp in Canadian models Set the parking brake and further secure ...

Switching on/off manually
Switching on/off manually Press the button. ▷ On: the LED lights up. ▷ Off: the LED goes out. ...

Lane Change Warning System monitors vehicles following behind
Inattentiveness or misjudgement of the distance and speed of a vehicle approaching from behind can lead the driver into a critical situation when changing lanes. The optional Lane Change Warning S ...