See also:

General information
The navigation system can determine the precise position of the vehicle, with the aid of satellites and vehicle sensors, and can reliably guide you to every entered destination. Navigation data ...

Opening
Press the switch to the resistance point. The window opens while the switch is held. Press the switch beyond the resistance point. The window opens automatically. Pressing again stop ...

Interior
The 135i's interior design is fairly traditional, with more upright shapes than sweeping contours. Dual-zone climate controls sit below the center air vents and optional navigation system, with BM ...