Lumbar support
The curvature of the seat backrest can be adjusted in such a way that it supports the lumbar region of the spine. The lower back and the spine are supported for upright posture.
▷ Press the front/rear section of the switch.
The curvature is increased/ decreased.
▷ Press the upper/lower section of the switch.
The curvature is shifted up/ down.
See also:
Safety
Both the coupe and convertible have front airbags plus side-impact airbags
built into the front seats. As required of all 2012 models sold in the U.S., the
640i has standard antilock brakes and an ...
Thigh support
Pull the lever at the front of the seat and adjust
the thigh support. ...
Displaying images
1. Use the buttons or the thumbwheel of the
remote control to select an image.
2. Press the button.
Displaying images
3. Displaying images:
▷ Scroll using the menu navigation butto ...