See also:

Deleting all stored programs
Press the left and right memory buttons for approx. 20 seconds until the LED flashes rapidly. All stored programs are deleted. The programs cannot be deleted individually. ...

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 ...

Switching on/off
1. "Settings" 2. "Head-up display" 3. "Head-up display" Switch the Head-up Display ON/OFF as required. ...