BMW X6 XDRIVE 35I 2014 Owners Manual

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Wheels and tiresVehicle equipment
This chapter describes all series equipment as
well as country-specific and special equipment
offered for this model series.Therefore, it also
describes equipment that may not be found in
your vehicle, for instance due to the selected
special equipment or the country version. This
also applies to safety-related functions and
systems.
Tire inflation pressure
Safety information
It is not merely the tires' service life, but also
driving comfort and, to a great extent, driving
safety that depend on the condition of the tires
and the maintenance of the specified tire pres‐
sure.
Checking the pressure Only check the tire inflation pressure when the
tires are cold. This means after a maximum of
1.25 miles/2 km driving or when the vehicle
has been parked for at least 2 hours. When the
tires are warm, the tire inflation pressure is
higher.
Check the tire inflation pressure regularly
Check the tire inflation pressure regularly
and correct it if necessary, even in the compact
wheel: usually twice monthly or before em‐
barking on a long trip. If you fail to observe this
precaution, you may be driving on tires with in‐
correct tire pressures, a condition that may not
only compromise your vehicle's driving stabil‐
ity, but also lead to tire damage and the risk of
an accident.Do not drive with depressurized or flat tires,
except for run-flat tires. A flat tire will seriously
impair your vehicle's handling and braking re‐
sponse. Attempts to drive on a flat tire can lead
to a loss of control over the vehicle.◀
After adjusting the tire inflation pressure, reset
the Tire Pressure Monitor, refer to page 90, or
reinitialize the Flat Tire Monitor, refer to
page 88.
Pressure specifications The tables below provide all the correct infla‐
tion pressures for the specified tire sizes at
ambient temperature.
The inflation pressures apply to the tire sizes
approved and tire brands recommended by
BMW; a list of these is available from your
service center.
For correct identification of the right tire infla‐
tion pressures, observe the following:▷Tire sizes of your vehicle.▷Maximum allowable driving speed.
Tire inflation pressures for driving up
to 100 mph or 160 km/h
For normal driving up to 100 mph/160 km/h,
adjust pressures to the respective tire inflation
pressures listed on the following pages in the
column for traveling speeds up to 100 mph/
160 km/h to achieve optimum driving comfort.
These tire inflation pressures can also be
found on the driver's side door pillar when the
driver's door is open.
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Do not exceed the maximum permissible
speed
The maximum permissible speed for these tire
pressures is 100 mph/160 km/h. Do not ex‐
ceed this speed; otherwise, tire damage and
accidents may occur.◀
Tire inflation pressures for driving
above 100 mph or 160 km/h
Adjust the tire inflation pressures
To drive at maximum speeds in excess of
100 mph/160 km/h, adjust pressures to the re‐
spective tire inflation pressures listed on the
following pages in the column for traveling
speeds including those exceeding 100 mph or
160 km/h. Otherwise, tire damage and acci‐
dents could occur.◀
Observe all national and local maximum speed
limits; otherwise, violations of the laws could
occur.
Tire inflation pressure X6 xDrive35i

Tire sizePressure specifications in bar/PSITraveling speeds of up to
100 mph/160 km/hTraveling speeds including
those exceeding 100 mph/
160 km/hAll pressure specifications in the ta‐
ble are indicated in bar/PSI with cold
tires.
Cold = ambient temperature255/50 R 19 107 H M+S XL A/S RSC
255/50 R 19 107 H M+S XL RSC
255/50 R 19 107 V M+S XL RSC2.2/322.4/352.5/363.0/44Front: 255/50 R 19 107 V XL RSC
Rear: 285/45 R 19 111 V XL RSC2.2/32
--
2.2/322.5/36
--
2.6/38Front: 275/40 R 20 106 W XL RSC
Rear: 315/35 R 20 110 W XL RSC2.2/32
--
2.2/322.5/36
--
2.5/36Front: 285/35 R 21 105 W XL RSC
Rear: 325/30 R 21 108 W XL RSC2.2/32
--
2.3/332.6/38
--
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Tire sizePressure specifications in bar/PSIFront: 275/40 R 20 106 V M+S XL
RSC
Rear: 315/35 R 20 110 V M+S XL
RSC2.2/32
--
2.2/322.5/36
--
2.7/39Compact wheel:
T 155/90 D 18 113 M
T 155/80 R 19 114 MSpeeds of up to 50 mph/80 km/h
4.2/60
Tire inflation pressures for X6 xDrive50i

Tire sizePressure specifications in bar/PSITraveling speeds of up to
100 mph/160 km/hTraveling speeds including
those exceeding 100 mph/
160 km/hAll pressure specifications in the ta‐
ble are indicated in bar/PSI with cold
tires.
Cold = ambient temperature255/50 R 19 107 H M+S XL A/S RSC
255/50 R 19 107 H M+S XL RSC
255/50 R 19 107 V M+S XL RSC2.3/332.5/362.8/413.0/44Front: 255/50 R 19 107 W XL RSC
Rear: 285/45 R 19 111 W XL RSC2.5/36
--
2.5/362.9/42
--
2.9/42Front: 275/40 R 20 106 W XL RSC
Rear: 315/35 R 20 110 W XL RSC2.5/36
--
2.5/363.0/44
--
3.0/44Front: 285/35 R 21 105 W XL RSC
Rear: 325/30 R 21 108 W XL RSC2.5/36
--
2.5/363.1/45
--
3.1/45Front: 275/40 R 20 106 V M+S XL
RSC
Rear: 315/35 R 20 110 V M+S XL
RSC2.5/36
--
2.5/363.0/44
--
3.0/44Compact wheel:
T 155/90 D 18 113 M
T 155/80 R 19 114 MSpeeds of up to 50 mph/80 km/h
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Tire identification marksKnowledge of the labeling on the side of the
tire makes it easier to identify and choose the
right tires.
Tire size
Example: 255/55 R 19 107 V
255: nominal width in mm
55: aspect ratio in %
R: radial tire code
19: rim diameter in inches
107: load rating, not for ZR tires
V: speed rating, before the R on ZR tires
Speed letter
Q = up to 100 mph/160 km/h
T = up to 118 mph/190 km/h
H = up to 131 mph/210 km/h
V = up to 150 mph/240 km/h
W = up to 167 mph/270 km/h
Y = up to 186 mph/300 km/h
Tire Identification Number Tires with DOT codes meet the guidelines of
the U.S. Department of Transportation.
DOT code:
DOT xxxx xxx 2313
xxxx: manufacturer code for the tire brand
xxx: tire size and tire design
2313: tire age
Tire age
The tire manufacturing date is contained in the
tire identification mark: DOT ... 2313 means
that the tire was manufactured in the
week 23 of 2013.
BMW recommends that you replace all tires af‐
ter 6 years at most, even if some tires may last
for 10 years.Uniform Tire Quality Grading
Quality grades can be found where applicable
on the tire sidewall between tread shoulder
and maximum section width. For example:
Treadwear 200 Traction AA
Temperature A
DOT Quality Grades
Treadwear
Traction AA A B C
Temperature A B C
Conform to Federal Safety Requirements
All passenger car tires must conform to
Federal Safety Requirements in addition to
these grades.◀
Treadwear The treadwear grade is a comparative rating
based on the wear rate of the tire when tested
under controlled conditions on a specified gov‐
ernment test course. For example, a tire graded 150 would wear one and one-half
(1 1/2) times as well on the government course
as a tire graded 100. The relative performance
of tires depends upon the actual conditions of
their use, however, and may depart signifi‐
cantly from the norm due to variations in driv‐
ing habits, service practices and differences in
road characteristics and climate.
Traction
The traction grades, from highest to lowest,
are AA, A, B, and C.
Those grades represent the tire's ability to
stop on wet pavement as measured under
controlled conditions on specified government
test surfaces of asphalt and concrete. A tire
marked C may have poor traction performance.
The traction grade assigned to this tire is
based on straight-ahead braking traction tests,
and does not include acceleration, cornering,
hydroplaning, or peak traction characteristics.Seite 265Wheels and tiresMobility265
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Temperature
The temperature grades are A, the highest, B,
and C, representing the tire's resistance to the
generation of heat and its ability to dissipate
heat when tested under controlled conditions
on a specified indoor laboratory test wheel.
Sustained high temperature can cause the ma‐
terial of the tire to degenerate and reduce tire
life, and excessive temperature can lead to
sudden tire failure. The grade C corresponds
to a level of performance which all passenger
car tires must meet under the Federal Motor
Vehicle Safety Standard No. 109. Grades B
and A represent higher levels of performance
on the laboratory test wheel than the minimum
required by law.
Temperature grade for this tire
The temperature grade for this tire is es‐
tablished for a tire that is properly inflated and
not overloaded. Excessive speed, underinfla‐
tion, or excessive loading, either separately or
in combination, can cause heat buildup and
possible tire failure.◀
RSC – Run-flat tires
The symbol identifying run-flat tires is a circle
with the letters RSC on the sidewall, refer to
page 268.
M+S
Winter and all-season tires.
These have better winter properties than
summer tires.
XL
Designation for specially reinforced tires.
Tire treadSummer tires
Do not drive with a tire tread depth of less than
0.12 in/3 mm.There is an increased danger of hydroplaning if
the tread depth is less than 0.12 in/3 mm.
Winter tires Do not drive with a tire tread depth of less than
0.16 in/4 mm.
Below a tread depth of 0.16 in/4 mm, tires are
less suitable for winter operation.
Minimum tread depth
Wear indicators are distributed around the
tire's circumference and have the legally re‐
quired minimum height of 0.063 in/1.6 mm.
They are marked on the side of the tire with
TWI, Tread Wear Indicator.
Tire damage
General information
Inspect your tires often for damage, foreign
objects lodged in the tread, and tread wear.
Notes
Driving over rough or damaged road surfaces,
as well as debris, curbs and other obstacles can cause serious damage to wheels, tires and
suspension parts. This is more likely to occur
with low-profile tires, which provide less cush‐
ioning between the wheel and the road. Be
careful to avoid road hazards and reduce your
speed, especially if your vehicle is equipped
with low-profile tires.
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Indications of tire damage or other vehicle de‐
fects:▷Unusual vibrations during driving.▷Unusual handling such as a strong ten‐
dency to pull to the left or right.
Damage can be caused by driving over curbs,
road damage and similar situations.
In case of tire damage
If there are indications of tire damage, re‐
duce your speed immediately and have the
wheels and tires checked right away; other‐
wise, there is the increased risk of an accident.
Drive carefully to the next service center or tire
shop.
If necessary, have the vehicle towed.
Otherwise, tire damage can present a life-
threatening hazard to vehicle occupants and
other road users.◀
Repair of tire damage
For safety reasons, the manufacturer of
your vehicle recommends that you do not have
damaged tires repaired; they should be re‐
placed. Otherwise, damage can occur as a re‐
sult.◀
Changing wheels and tires
Mounting Information on mounting tires
Have mounting and balancing performed
only by a service center or tire specialist.
If this work is not carried out properly, there is
the danger of subsequent damage and related
safety hazards.◀
Wheel and tire combination
Information on the right wheel and tire combi‐
nation and rim version for your vehicle can be
obtained from the service center.
Incorrect wheel and tire combinations impair
the function of a variety of systems such as
ABS or DSC.
To maintain good handling and vehicle re‐
sponse, use only tires with a single tread con‐
figuration from a single manufacturer.
Following tire damage, have the original wheel
and tire combination remounted on the vehicle
as soon as possible.
Approved wheels and tires
The manufacturer of your vehicle recom‐
mends that you use only wheels and tires that
have been approved for your particular vehicle
model.
For example, despite having the same official
size ratings, variations can lead to body con‐
tact and with it, the risk of severe accidents.
The manufacturer of your vehicle cannot eval‐
uate non-approved wheels and tires to deter‐
mine if they are suited for use, and therefore
cannot ensure the operating safety of the vehi‐
cle if they are mounted.◀
Wheels with electronics for TPM Tire
Pressure Monitor
When mounting new tires or changing from
summer to winter tires or vice versa, only use
wheels with TPM electronics; otherwise, the
Tire Pressure Monitor will not be able to detect
a flat tire, refer to page 90. Your service center
will be glad to advise you.Seite 267Wheels and tiresMobility267
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Recommended tire brands
For each tire size, the manufacturer of your ve‐
hicle recommends certain tire brands. These
can be identified by a star on the tire sidewall.
With proper use, these tires meet the highest
standards for safety and handling.
Retreaded tires The manufacturer of your vehicle does not rec‐
ommend the use of retreaded tires.
Retreaded tires
Possibly substantial variations in the de‐
sign and age of the tire casing structures can
limit service life and have a negative impact on
road safety.◀
Winter tires
The manufacturer of your vehicle recommends
winter tires for winter roads or at temperatures
below +45 ℉/+7 ℃.
Although so-called all-season M+S tires do
provide better winter traction than summer tires, they do not provide the same level of per‐
formance as winter tires.
Maximum speed of winter tires
If the maximum speed of the vehicle is higher
than the permissible speed for the winter tires,
then display a corresponding sign in the field
of vision. You can obtain this sign from the tire
specialist or from your service center.
Maximum speed for winter tires
Do not exceed the maximum speed for
the winter tires; otherwise, tire damage and ac‐
cidents can occur.◀
Run-flat tires
For your own safety, only use run-flat tires.
Your service center will be glad to advise you.
Rotating wheels between axlesThe manufacturer of your vehicle advises
against swapping wheels between the front
and rear axles.
This can impair the handling characteristics.
Rotating the tires is not permissible when us‐
ing different types of tires.
Storage
Store wheels and tires in a cool, dry place with
as little exposure to light as possible.
Always protect tires against all contact with oil,
grease and fuels.
Do not exceed the maximum tire inflation pres‐
sure indicated on the side wall of the tire.
Run-flat tires
Label
RSC label on the tire sidewall.
The wheels are composed of special rims and
tires that are self-supporting, to a limited de‐
gree.
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The support of the sidewall allows the tire to
remain drivable to a restricted degree in the
event of a pressure loss.
Driving with a damaged tire:▷Flat Tire Monitor FTM, refer to page 88▷Tire Pressure Monitor TPM, refer to
page 90
Snow chains
Only certain fine-link snow chains have been
tested by BMW, classified as safe for use and
recommended. Consult your service center for
more information.
Use only in pairs on rear wheels of size
255/50 R 19.
Observe the manufacturer's instructions when
mounting snow chains. Do not exceed a speed
of 30 mph/50 km/h when using snow chains.
Do not initialize the Flat Tire Monitor if snow chains are mounted; otherwise, the instrument
might issue an incorrect reading.
When driving with snow chains, it can be bene‐
ficial to temporarily activate DTC, refer to
page 97.
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Engine compartmentVehicle equipmentThis chapter describes all series equipment as
well as country-specific and special equipment
offered for this model series.Therefore, it alsodescribes equipment that may not be found in
your vehicle, for instance due to the selected
special equipment or the country version. This
also applies to safety-related functions and
systems.
Important features in the engine compartment
1Filler neck for the washer fluid for the
headlamp and window washer system   662Engine oil filler neck  2723Starting aid terminal   2884Coolant expansion tank   273Hood
Opening the hood Working in the engine compartment
Never attempt to perform any service or
repair operations on your vehicle without the necessary professional technical training.If you are unfamiliar with the statutory guide‐
lines, have any work on the vehicle performed
only by a service center.Seite 270MobilityEngine compartment270
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