2010 BMW 328I XDRIVE COUPE lumbar support

Adjustments
44 1Longitudinal direction
2Height
3Angle
4Backrest
5Convertible: head restraints
Coupe: the head restraints are adjusted manu-
ally, refer to Head restraints below.
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 end 1 or rear end
2 of the switch.
Head restraints
Correctly adjusted head restraint
A correctly adjusted head restraint reduces the
risk of neck injury in the event of an accident.
Adjust the head restraint in such a way
that its center is at approx. ear level. Oth-
erwise, there is an increased risk of injury in the
event of an accident. Only remove a head

Reference 249
At a glance
Controls
Driving tips
Communications
Navigation
Entertainment
Mobility
Average fuel consumption71
– setting the units72
Average speed71
Avoid highways in
navigation136
Avoiding unintentional
alarms33
Axle loads, refer to
Weights241
B
Backrest contour, refer to
Lumbar support44
Backrests, refer to Seat
adjustment43
Backrest width adjustment44
Back seats
– refer to Rear seats46
Backup lamps
– replacing bulb225,226,227
Bag holder111
Band-aids, refer to First aid
pouch230
Bar, refer to Towing
methods233
Base plate for telephone or
mobile phone
– refer to Snap-in adapter186
– refer to Snap-in adapter in
the center armrest storage
compartment107
Bass, tone setting146
Battery228
– charging228
– disposal35,228
– jump-starting231
– remote control26
– replacing228
– temporary power failure228
Battery for mobile phone187
Battery renewal
– remote control35
– remote control for vehicle35
Being towed233
Belt hand-over49
– pinch protection system49
Belts, refer to Safety belts48Belt tensioner, refer to Safety
belts48
Beverage holders, refer to
Cupholders108
Blinds, refer to Roller sun
blinds106
Blower, refer to Air
volume100
Bluetooth, activating/
deactivating178
BMW
– car shampoo221
BMW Assist190
BMW Assist,
activating192,194
BMW Homepage4
BMW Maintenance
System217
BMW Search192
BMW webpage4
Bottle holders, refer to
Cupholders
108
Brake Assist, refer to Dynamic
Brake Control DBC82
Brake fluid, refer to Service
requirements73
Brake Force Display89
Brake lamps
– Brake Force Display89
– replacing bulb225,226,227
Brake pads118
– breaking in118
Brake rotors120
– brakes118
– breaking in118
Brakes
– ABS82
– BMW Maintenance
System217
– Brake Force Display89
– breaking in118
– parking brake56
– service requirements73
Brakes, refer to Braking
safely120Brake system118
– BMW Maintenance
System217
– breaking in118
– disc brakes120
Breakdown services, refer to
Roadside Assistance230
Breaking in the clutch118
Breaking in the differential,
refer to Engine and
differential118
Break-in period118
Brightness of the Control
Display80
Bulb changing, refer to Lamps
and bulbs223
Button for starting the engine,
refer to Start/stop button55
Buttons on the steering
wheel11C
California Proposition 65
warning5
Call
– accepting179
– ending180
– rejecting180
Calling, refer to Phone
numbers, dialing180
Can holders, refer to
Cupholders108
Capacities241
Capacity of the cargo area241
Car battery, refer to Vehicle
battery228
Car care, refer to Care219

Reference 255
At a glance
Controls
Driving tips
Communications
Navigation
Entertainment
Mobility
J
Jacking points228
Joystick, refer to iDrive16
Jumpering, refer to Jump-
starting231
Jump-starting231
K
Key, refer to Integrated key/
remote control26
Keyless go, refer to Comfort
Access33
Keyless opening and closing,
refer to Comfort Access33
Key Memory, refer to Personal
Profile26
Kickdown58
– automatic transmission with
Steptronic58
Knock control199
L
Lamps
– automatic headlamp
control93
– parking lamps/low beams93
Lamps and bulbs, replacing
bulbs223
Lap-and-shoulder belt, refer
to Safety belts48
Lashing eyes, refer to
Securing cargo122
Last destinations130
LATCH child restraint fixing
system53
Leather care221
LED Light-emitting
diodes223
Length, refer to
Dimensions239
License plate lamp, replacing
bulb227
Light
– high-beam assistant95
Light-alloy wheels221Light-emitting diodes
LED223
Lighter109
– connecting electrical
appliances109
Lighting
– instruments96
– lamps and bulbs223
– vehicle, refer to Lamps93
Light switch93
Limit, refer to Speed limit79
Load121
Load securing equipment,
refer to Securing cargo122
Lock buttons, doors, refer to
Locking30
Locking
– adjusting confirmation
signal29
– from inside30
– from outside28
– without remote control, refer
to Comfort Access33
Locking and unlocking doors
– confirmation signals29
– from inside30
– from outside27
Low beam control, refer to
High-beam assistant95
Low-beam headlamps93
– automatic93
Lower back support, refer to
Lumbar support44
Luggage rack, refer to Roof-
mounted luggage rack122
Lumbar support44
M
M+S tires, refer to Winter
tires211
Maintenance, refer to Service
Booklet
Maintenance system217
Malfunction
– automatic transmission with
Steptronic59
– tires85Malfunction warnings, refer to
Check Control77
Manual car wash220
Manual mode, automatic
transmission with
Steptronic58
Manual operation
– door lock30
– driver's door30
– fuel filler flap198
– glass roof37
– transmission lock, automatic
transmission59
Manual transmission57
Map for navigation
– changing scale139
– entering destination132
Map view138
Master key, refer to Remote
control with integrated
key26
Maximum cooling99
Maximum speed
– with winter tires211
Measurements, refer to
Dimensions239
Memory, refer to Seat and
mirror memory47
MENU button16
Menus, refer to iDrive16
Messages182
Messages from the concierge
service183
Microfilter
– BMW Maintenance
System217
– for automatic climate
control101
Microfilter/activated-charcoal
filter
– BMW Maintenance
System217
Microphone
– telephone14
– voice commands14
Mirror dimming feature51