lumbar support BMW 640I CONVERTIBLE 2013 Owners Manual

AdjustingVehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equipment
is also described that is not available in a vehicle,
e. g., because of the selected optional equip‐
ment or country variant. This also applies for
safety-related functions and systems.
Sitting safely
The ideal seating position can make a vital con‐
tribution to relaxed, fatigue-free driving.
The seating position plays an important role in
an accident in combination with:▷Safety belts, refer to page 54.▷Head restraints, refer to page 55.▷Airbags, refer to page 98.
Seats
Adjusting
General information Do not adjust the seat while driving
Do not adjust the driver's seat while driv‐
ing, or the seat could respond with unexpected
movement and the ensuing loss of vehicle con‐
trol could lead to an accident.◀
Do not incline the backrest too far to the
rear
Also on the front passenger side, do not incline
the backrest on the front passenger side too far
to the rear during driving, or there is a risk of
slipping under the safety belt in the event of an
accident. This would eliminate the protection
normally provided by the belt.◀
At a glance1Active seat2Seat, mirror, and steering wheel memory3Backrest width4Lumbar support5Backrest, head restraint6Shoulder support7Forward/back, height, tilt8Thigh support
Note
The seat setting for the driver's seat is stored for
the remote control currently in use. When the
vehicle is unlocked via the remote control, the
position is automatically retrieved if the Func‐
tion, refer to page 36, for this is activated.
Adjustments in detail
1.Forward/back.Seite 51AdjustingControls51
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2.Height.3.Seat tilt.4.Backrest tilt.Thigh support
Multifunctional seat
Adjust the position using the lever.
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 backrest
using the side wings to adjust the
lateral support.
To make it easier to enter and exit the vehicle,
the backrest width temporarily opens fully.
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Two different driver's seat, exterior mirror, and
steering wheel positions can be stored and re‐
trieved for each remote control. The adjustment
of the lumbar support is not stored.
Storing1.Switch on the ignition.2.Set the desired position.3. Press the button. The LED in the
button lights up.4.Press the desired button 1 or 2. The LED
goes out.
If the M button is pressed accidentally:
Press the button again.
The LED goes out.
Calling up settings Do not retrieve the memory while driving
Do not retrieve the memory setting while
driving, as an unexpected movement of the seat
or steering wheel could result in an accident.◀
Comfort function
1.Open the driver's door.2.Switch off the ignition.3.Briefly press the desired button 1 or 2.
The corresponding seat position is performed
automatically.
The procedure stops when a switch for adjust‐
ing the seat or one of the buttons is pressed.
Safety mode
1.Close the driver's door or switch on the ig‐
nition.2.Press and hold the desired button 1 or 2 until
the adjustment procedure is completed.Calling up of a seat position
deactivated
After a brief period, the calling up of stored seat
positions is deactivated to save battery power.
To reactivate calling up of a seat position:▷Open or close the door or trunk lid.▷Press a button on the remote control.▷Press the Start/Stop button.
Mirrors
Exterior mirrors
At a glance
1Adjusting2Left/right, Automatic Curb Monitor3Fold in and out
General information
The mirror on the passenger side is more curved
than the driver's side mirror.
Estimating distances correctly
Objects reflected in the mirror are closer
than they appear. Do not estimate the distance
to the traffic behind you based on what you see
in the mirror, as this will increase your risk of an
accident.◀
Depending on how the vehicle is equipped, the
mirror setting is stored for the remote control in
use. When the vehicle is unlocked via the remote
control, the position is automatically retrieved if
the setting for this function is active.
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Everything from A to Z
IndexA
ABS, Antilock Brake Sys‐ tem 118
ACC, Active Cruise Control with Stop & Go 126
Activated-charcoal filter 151
Active Blind Spot Detec‐ tion 115
Active Cruise Control with Stop & Go, ACC 126
Active seat, front 53
Active seat ventilation, front 53
Active Steering, integral 121
Adaptive brake assistant 118
Adaptive brake lights, refer to Brake force display 117
Adaptive drive 121
Adaptive light control 95
Additives, oil 192
Adjustments, seats/head re‐ straints 51
After washing vehicle 211
Airbags 98
Airbags, indicator/warning light 99
Air circulation, refer to Recir‐ culated-air mode 150
Air, dehumidifying, refer to Cooling function 150
Air distribution, manual 149
Air flow, automatic climate control 149
Air pressure, tires 179
Air vents, refer to Ventila‐ tion 151
Alarm system 40
Alarm, unintentional 42
All around the center con‐ sole 14 All around the interior rearview
mirror 15
All around the steering wheel 12
ALL program, automatic cli‐ mate control 150
All-season tires, refer to Win‐ ter tires 187
All-wheel-drive 120
Alternating-code hand-held transmitter 154
Alternative oil types 192
Ambient light 97
Antifreeze, washer fluid 72
Antilock Brake System, ABS 118
Anti-slip control, refer to DSC 118
Approved axle load 219
Approved engine oils 192
Armrest, refer to Front center armrest 159
Arrival time 89
Ashtray 155
Assistance, Roadside Assis‐ tance 205
Assistance when driving off 118
AUTO H button, refer to Auto‐ matic Hold 68
AUTO intensity 149
Automatic car wash 210
Automatic Cruise Control with Stop & Go 126
Automatic Curb Monitor 58
Automatic deactivation, front passenger airbags 99
Automatic headlamp con‐ trol 94
Automatic Hold 68
Automatic locking 38 Automatic recirculated-air
control 150
Automatic Soft Closing, doors 38
Automatic transmission with Steptronic 73
AUTO program, automatic cli‐ mate control 149
AUTO program, intensity 149
Auto Start/Stop function 65
Average fuel consumption 88
Average speed 88
Axle loads, weights 219
B
Backrest curvature, refer to Lumbar support 52
Backrest, seats 51
Backrest, width 52
Backup camera 136
Band-aids, refer to First aid kit 205
Bar for tow-starting/tow‐ ing 208
Battery replacement, vehicle battery 202
Battery replacement, vehicle remote control 30
Battery, vehicle 202
Belts, safety belts 54
Beverage holder, cu‐ pholder 159
BMW Assist, see user's manual for Navigation, Enter‐
tainment and Communica‐
tion
BMW Homepage 6
BMW Internet page 6
BMW Maintenance Sys‐ tem 195 Seite 230ReferenceEverything from A to Z230
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Individual settings, refer toPersonal Profile 31
Inflation pressure, tires 179
Inflation pressure warning FTM, tires 105
Info display, refer to Com‐ puter 87
Initialization, Integral Active Steering 122
Initialize, Tire Pressure Moni‐ tor TPM 103
Initializing, Flat Tire Monitor FTM 106
Instrument cluster 76
Instrument cluster, electronic displays 77
Instrument display, multifunc‐ tional 77
Instrument lighting 96
Integral Active Steering 121
Integrated key 30
Integrated universal remote control 153
Intensity, AUTO program 149
Interior equipment 153
Interior lamps 97
Interior lamps via remote con‐ trol 35
Interior motion sensor 41
Interior rearview mirror, auto‐ matic dimming feature 58
Internet page 6
Interval display, service re‐ quirements 84
J
Jacking points for the vehicle jack 201
Jack, refer to Vehicle jack 201
Joystick, automatic transmis‐ sion 73
Jump-starting 206 K
Key/remote control 30
Keyless Go, refer to Comfort Access 39
Key Memory, refer to Personal Profile 31
Kickdown, automatic trans‐ mission 73
Knee airbag 98
L
Lamp replacement 198
Lamp replacement, front 0
Lamp replacement, rear 200
Lamps 93
Lamps and bulbs 198
Lane departure warning 114
Lane margin, warning 114
Language on Control Dis‐ play 91
Lashing eyes, securing cargo 168
LATCH child restraint fixing system 61
Leather, care 212
LED headlamps, Bulb replace‐ ment 200
LED light 200
LEDs, light-emitting di‐ odes 199
Length, vehicle 219
Letters and numbers, enter‐ ing 21
License plate lamp, bulb re‐ placement 200
Light-alloy wheels, care 213
Light control 95
Light-emitting diodes, LEDs 199
Lighting 93
Lighting, speaker 97
Lighting via remote control 35
Light switch 93
Load 167 Loading 167
Lock, door 37
Locking/unlocking from in‐ side 37
Locking/unlocking via door lock 37
Locking/unlocking with re‐ mote control 34
Locking, automatic 38
Locking, central 33
Locking via trunk lid 39
Low beams 93
Low beams, automatic, refer to High-beam Assistant 95
Lower back support 52
Lug bolt lock 202
Lumbar support 52
M
Maintenance 195
Maintenance require‐ ments 195
Maintenance, service require‐ ments 84
Maintenance system, BMW 195
Malfunction displays, refer to Check Control 80
Manual air distribution 149
Manual air flow 149
Manual brake, refer to Parking brake 67
Manual mode, transmis‐ sion 74
Manual operation, backup camera 137
Manual operation, door lock 37
Manual operation, exterior mir‐ rors 58
Manual operation, fuel filler flap 176
Manual operation, Park Dis‐ tance Control PDC 135 Seite 234ReferenceEverything from A to Z234
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