Adaptive brake assistant

In combination with the Active Cruise Control, this system ensures that the brakes respond even more rapidly when braking in critical situations.

Refer also to Collision warning

    See also:

    Controls
    At a glance At a glance 1 System on/off, interrupt 2 Resume speed 3 Store speed 4 Store, maintain/change speed Switching on Press the button on the steering wheel. The marking in the spee ...

    Steering wheel
    General information Do not adjust while driving Do not adjust the steering wheel while driving; otherwise, an unexpected movement could result in an accident.◄ Adjusting 1. Fold the lev ...

    Performance
    For 2009, there's just one engine: a 3.0-liter six-cylinder that's good for 260 horsepower. It teams with either a six-speed manual or a six-speed automatic transmission. All X3s have all-wheel dr ...