lumbar support BMW 135I CONVERTIBLE 2012 Owners Manual

Controls
47Reference
At a glance
Driving tips
Communications
Navigation
Entertainment
Mobility
Electrical adjustment*
Observe the adjustment instructions
above to ensure the best possible per-
sonal protection.<
1Longitudinal direction
2Height
3Angle
4Backrest
The head restraints are adjusted manually, refer
to Head restraints on page48.
Lumbar support*
You can also adjust the contour of the backrest
to obtain additional support in the lumbar
region.The upper hips and spinal column receive sup-
plementary support to help you maintain a
relaxed, upright sitting position.
>Increase or decrease curvature: press the
switch at the front or rear, respectively.
>Shift curvature up or down: press the switch
at the top or bottom, respectively.
Backrest width*
You can change the width of the backrest to suit
your individual preferences by adjusting the lat-
eral-support pads.
Press the front or rear end of the switch.
Backrest width decreases or increases accord-
ingly.
Longitudinal adjustment from outside/
behind*
To move the front seats forward or backward
from outside or from one of the rear seats: with
the door open, press the front end1 or rear
end2 of the switch.

Reference 261
At a glance
Controls
Driving tips
Communications
Navigation
Entertainment
Mobility
Locking
– adjusting confirmation
signal30
– from inside33
– from outside30
– without remote control, refer
to Comfort Access35
Locking and unlocking doors
– from inside32
– from outside29
Low beam control, refer to
High-beam Assistant96
Low-beam headlamps94
– automatic94
– replacing bulbs228
Lower back support, refer to
Lumbar support47
Luggage compartment, refer
to Cargo area
Luggage rack, refer to Roof-
mounted luggage rack120
Lumbar support47
M
M+S tires, refer to Winter
tires215
Maintenance, refer to
– BMW Maintenance
System221
– Service and Warranty
Information Booklet for US
models or in the Warranty
and Service Guide Booklet
for Canadian models
Maintenance system221
Malfunction warnings, refer to
Check Control78
Manual car wash224
Manually unlocking parking
lock65Manual operation
– door lock32
– fuel filler flap206
– glass roof40
– parking lock65
– transmission lock, automatic
transmission61
Manual operation with
automatic transmission61
Manual transmission59
Map for navigation
– changing scale137
– entering destination130
Map view136
Maximum cooling100
Maximum speed
– for winter tires215
Menus, refer to iDrive16
Messages190
Messages from the Concierge
service192
Microfilter/activated-charcoal
filter for automatic climate
control102
Microphone for telephone14
Mirror dimming feature52
Mirrors51
– automatic curb monitor52
– exterior mirrors51
– heating52
– interior rearview mirror52
Mobile phone
– adjusting volume180
– connecting, refer to Mobile
phone, pairing176
– operation180
– pairing176
– suitable mobile phones176
– unpairing179
– What to do if…179
Mobile phone, installation
location, refer to Center
armrest108
Mobile phone, refer to
Telephone176
Mobile phone, refer to the
separate Owner's ManualMobile phone audio
interface
166
Modifications, technical, refer
to For your own safety5
Monitor, refer to iDrive16
Monitoring system for tire
pressures, refer to Flat Tire
Monitor84
MP3 player, connecting, refer
to AUX-IN port166
MP3 player, connecting, refer
to USB audio interface166
Multi-channel playback145
Multifunctional steering
wheel, refer to Buttons on
the steering wheel11
Multifunction switch
– refer to Turn signals/
headlamp flasher66
– refer to Wiper system67
Music, managing164
Music collection161
– backup165
– deleting165
– random sequence164
– restoring165
Music player, connecting,
refer to AUX-IN port166
Music player, connecting,
refer to USB audio
interface166
Music search162
My Info192
N
Navigation
– starting destination
guidance after entering a
destination126
– storing current position127
– voice activation131
Navigation announcements,
refer to Switching voice
instructions on/off136
Navigation data124