2003 BMW 540I SEDAN lumbar support

50n
Electric power seats
*
1 Tilt angle (driver's seat only)
2 Backward/forward adjustment
3 Cushion height
4 Backrest angle
5 Head restraint height
To adjust the angle of the head restraint
manually, tilt to the desired angle.
Read and comply with the adjust-
ment instructions on page 48.
Failure to do so could result in dimin-
ished personal safety.< 380de023
Adjusting BMW sports seat
*
With this seat, you can also adjust the
thigh support:
Press the front/rear of the switch to
adjust the thigh support for your max-
imum personal comfort.390de696
Adjusting BMW comfort seat
*
This seat allows you to make additional
adjustments for
1 Lumbar support
2 Shoulder support
Lumbar support:
You can adjust the backrest's contour
for additional support in the curvature
of your spine's lumbar region.
The upper hips and spinal column
receive supplementary support to help
you maintain a relaxed, upright seating
position.380de024

54n
Seat, mirror and steering wheel memoryYou can store and call up three different
seat, exterior mirror and steering wheel
positions. The illustration shows the
buttons on the driver's door for making
these position adjustments.
The adjustment of the lumbar support is
not stored in the memory.390de032
To store1 Turn the ignition key to position 1 or 2
2 Adjust to the desired positions for the
seat, exterior mirror and steering
wheel
3 Press the
M
EMORY button: the indi-
cator lamp in the button comes on
4 Press memory button 1, 2 or 3, as
desired: the indicator lamp goes out.
To select a stored settingConvenience function:
1 Open the driver's door after
unlocking the vehicle or turn the igni-
tion key to position 1
2 Briefly press memory button 1, 2 or 3,
as desired.
Movement stops immediately when
one of the seat-adjustment or
memory buttons is activated during
the adjustment process.
Safety function:
1 With the driver's door closed and the
ignition key either removed or in posi-
tion 0 or 2
2 Maintain pressure on the desired
memory button (1, 2 or 3) until the
adjustment process is completed.
If you press the
M
EMORY button
accidentally: press the button a second
time; the indicator lamp goes out.
Do not select a new stored
memory setting while the vehicle
is moving. There is a risk of accident
from unexpected movement of the seat
or steering wheel.<

Everything from A to Z
181n
OverviewControlsMaintenanceRepairsDataIndex
Instrument displays15
Instrument lighting104
Instruments15
Intensive cleaning141
Interior lamps105
Interior mirrors58
Interior motion sensor42
avoiding unintentional
alarms44
deactivate35
Interior rearview mirror57
automatic dimmer58
Interlock68 J
Jack159
Jump-starting164t K
Key Memory67
Key with remote control32
Keys32
Kickdown73, 76 L
Lamp switch103
Lamps and bulbs153t
Lashing eyes to secure the
load128
Length of vehicle171 Level control
system21, 101
License plate lamps
bulb replacement158t
Lighter120
LIGHTS ON warning103
LIMIT93
Load-securing devices128
Louvers106, 109
Low beams103
bulb replacement153t
Low-fuel warning lamp83
Lug bolts160
Lug wrench159t
Luggage
compartment38, 42, 125
capacity173
manual operation38t
Luggage compartment
lid38
electrical malfunction38
emergency release from
luggage compartment's
interior41
opening from the
outside39
opening separately38
remote control35
secure separately38
Luggage compartment's
interior, emergency
release41 Luggage net42
Luggage straps42
Lumbar support50
M
M+S tires138
Maintenance84, 146t
Malfunction displays85t
Manual operation
doors33
fuel filler door24
luggage compartment
lid38
sliding/tilt sunroof47
tailgate39
Manual transmission71
Manually controlled
recirculated-air112
Manually-adjusted seat49
Master key32
Maximum cooling112
Memory settings
for seat, mirror and
steering wheel54
related to individuals ("Key
Memory")67
related to the vehicle
("Vehicle Memory")67
Microfilter108, 114
MID (Multi-Information
Display)89 Mirrors57
adjusting57
automatic dimming
feature58
defrosting57
memory setting54
Modifications,
technical9, 147
Monitoring inflation
pressure, tires101
Moonroof47
Multifunction buttons,
steering wheel22
Multi-Information Display
(MID)89
N
Non-smoker's
equipment120 O
OBD interface socket148
Odometer16, 82
Oil additives142
Oil change interval, refer to
the Service and Warranty
Information Booklet (US
models) or to the Warranty
and Service Guide Booklet
(Canadian models)
Oil consumption142