Lumbar Support; Entering The Rear - BMW 4 Series Owner's Manual

2. Height.
3. Seat tilt.
4. Backrest tilt.
Online Edition for Part no. 0140 2 909 827 - VI/13
Adjusting
Thigh support
Pull the lever at the front of the seat and adjust
the thigh support.

Lumbar support

The curvature of the seat backrest can be ad‐
justed 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 sec‐
tion of the switch.
The curvature is shifted up/
down.
Backrest width
Change the width of the back‐
rest using the side wings to ad‐
just the lateral support.

Entering the rear

Note
Folding back and locking the backrest
Before driving away, fold back and lock
the backrests; otherwise, an unexpected seat
movement may cause an accident.◀
Controls
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