Addendum
ADDENDUM TO BMW Z4 OWNER’S
MANUAL 1402957403
We wanted to provide you with some
updates and clarifications with respect to
the printed BMW Owner’s Manual.
These updates and clarifications will
supersede the materials contained in
that document.
1.Where the terms “service center,”
“the service center,” “your service
center,” “service specialist,’ or
“service” are used in the Owner’s
Manual, we wanted to clarify that
the terms refer to a BMW dealer’s
service center or another service
center or repair shop that employs
trained personnel that can perform
maintenance and repair work on
your vehicle in accordance with
BMW specifications.
2.Where the text of the Owner’s
Manual contains an affirmative
instruction to contact a “service
center” or “your service center,” we
wanted to clarify that BMW
recommends that, if you are faced
with one of the situations addressed
by that text, you contact or seek the
assistance of a BMW dealer’s
service center or another service
center or repair shop that employs
trained personnel that can perform
maintenance and repair work on
your vehicle in accordance with
BMW specifications.
While BMW of North America LLC,
at no cost to you, will pay for repairs
required by the limited warranties
provided with respect to your
vehicle and for maintenance under
the Maintenance Program during
the applicable warranty and
maintenance coverage periods, you
are free to elect, both during those
periods and thereafter, to have
maintenance and repair work
provided by other service centers or
repair shops.
3.Where the Owner’s Manual makes
reference to parts and accessories
having been approved by BMW,
those references are intended to
reflect that those parts and
accessories are recommended by
BMW of North America LLC. You
may elect to use other parts and
accessories, but, if you do, we
recommend that you make sure that
any such parts and/or accessories
are appropriate for use on your
vehicle.
4.At page 6 and page 7, under the
warranty section’s discussion of
homologation, where it states that
you “cannot lodge warranty claims
for your vehicle there,” the text
should read that you “may not be
able to lodge warranty claims for
your vehicle there.”
5.At page 7, in the “Parts and
accessories” section, the sentence
beginning “For your own safety, it is
recommended . . . ,” should be
disregarded and the following the
text should be read in lieu thereof:
“The manufacturer of your vehicle
Addendum
recommends using genuine parts
and accessories approved by
BMW.”
In the fifth sentence of that
paragraph, the word “cannot”
should read “does not.”
6.At page 49, in the “Checking and
replacing safety belts” section, the
text beginning, “Have the work
performed only by your service
center . . .” should be disregarded
and the following text should be
read in lieu thereof: “BMW
recommends having this work
performed by a service center as it
is important that this safety feature
functions properly.”
7.At page 130 under the heading:
“Objects in the area around the
pedals” and at page 258 under the
heading: “Carpets and floor mats,”
the paragraph that begins: “Only
use floor mats . . .” should be
disregarded and the following
language should be read in lieu
thereof: “The manufacturer of your
vehicle recommends that you use
floor mats that have been identified
by it as appropriate for use in your
vehicle and that can be properly
fixed in place.”
8.At page 134, under the heading:
“Have maintenance carried out,” the
sentence beginning, “Have the
maintenance carried out . . .” should
be disregarded and the following
text should be read in lieu thereof:
“BMW recommends that you have
the maintenance carried out by your
service center.”
9.At page 192, under “Telephone,”
the heading that reads “Approved
mobile phones” should read
“Compatible mobile phones.”
10.At page 218 and page 219, under
the heading “Apps” and subheading
“Requirements,” the section that
begins, “Use only . . . ,” should be
disregarded and the following text
should be read in lieu thereof: “The
manufacturer of your vehicle
recommends the use of BMW
recommended software; otherwise
there may be malfunctions in
system operations.”
11.At page 226, under the heading
“Pressure specifications,” the
sentence beginning, “The inflation
pressures apply to the tire
sizes . . . .” should be disregarded.
12.At page 232, under the heading:
“Approved wheels and tires,” the
term “Approved” should be
disregarded and in lieu thereof, the
term “Recommended” should be
read in its place. In addition, the
text of that section should be
disregarded and the following text
should be read in lieu thereof:
The manufacturer of your vehicle
strongly suggests that you use
wheels and tires that have been
recommended by the vehicle
manufacturer for your vehicle type;
otherwise, for example, despite
having the same official size ratings,
variations can lead to body contact
and with it, the risk of severe
accidents.
Addendum
The manufacturer of your vehicle
does not evaluate non-
recommended wheels and tires to
determine if they are suitable for
use on your vehicle.
13.At page 233, under the heading:
“Snow chains,” the first paragraph
should be disregarded and the
following text should be read in lieu
thereof:
Only certain types of fine-link snow
chains have been tested by the
manufacturer of your vehicle and
are determined by the manufacturer
of your vehicle to be road safe and
are recommended by the
manufacturer of your vehicle.
Information about recommended
snow chains is available from a
service center.
14.At page 236, under the heading
“Hood,” the sentence beginning, “If
you are unfamiliar” should be
disregarded.
15.At page 239, under the heading:
“Approved oil types,” the references
to “Approved” should be read as
“Suitable.” The reference to
“Specification” should be read as
“Rating.” Immediately preceding
the “Specification” chart, the
following sentence should be
inserted: “Add engine oils that meet
the following oil rating
standards: . . .” The reference to
“BMW High Performance SAE 5W-
30” should be disregarded.
16.At page 239, under the heading:
“Alternative oil types,” the text
preceding the chart should be
disregarded, and in lieu thereof
should be read as follows: “If an
engine oil suitable for continuous
use is not available, up to 1 US
quart/liter of an engine oil with the
following oil rating can be
added: . . .” The reference to
“Specification” should be read as
“Rating.”At page 239, under the
heading: “Oil change,” the text
should be disregarded and in lieu
thereof should be read as follows:
BMW recommends that you have
the oil changed at your BMW
dealer’s service center or at another
service center that has trained
personnel that can perform the work
in accordance with BMW
specifications
17.At page 241, under the heading:
“Service and Warranty Information
Booklet for US models and
Warranty and Service Guide
Booklet for Canadian models,” the
second paragraph should be
disregarded and the following text
read in lieu thereof:
The manufacturer of your vehicle
recommends that you have
maintenance and repair performed
by your BMW dealer’s service
center or another service center or
repair shop that employs trained
personnel that can perform
maintenance and repair work on
your vehicle in accordance with
BMW specifications. The
manufacturer of your vehicle
▷Federal Emissions System Defect War‐
ranty▷Federal Emissions Performance Warranty▷California Emission Control System Lim‐
ited Warranty
Detailed information about these warranties is
listed in the Service and Warranty Information
Booklet for US models or in the Warranty and
Service Guide Booklet for Canadian models.
Your vehicle has been specifically adapted and
designed to meet the particular operating con‐
ditions and homologation requirements in your
country and continental region in order to de‐
liver the full driving pleasure while the vehicle
is operated under those conditions. If you wish
to operate your vehicle in another country or
region, you may be required to adapt your ve‐
hicle to meet different prevailing operating
conditions and homologation requirements.
You should also be aware of any applicable
warranty limitations or exclusions for such
country or region. In such case, please contact
Customer Relations for further information.
Maintenance
Maintain the vehicle regularly to sustain the
road safety, operational reliability and the New
Vehicle Limited Warranty.
Specifications for required maintenance meas‐
ures:
▷BMW Maintenance system▷Service and Warranty Information Booklet
for US models▷Warranty and Service Guide Booklet for
Canadian models
If the vehicle is not maintained according to
these specifications, this could result in seri‐
ous damage to the vehicle. Such damage is
not covered by the BMW New Vehicle Limited
Warranty.
Data memory
Numerous electronic components in your vehi‐
cle contain data memories that store technical
information on the vehicle condition, events
and faults, either temporarily or permanently.
This technical information generally docu‐
ments the state of a component, a module, a
system or the environment.▷Operating conditions of system compo‐
nents, such as filling levels.▷Status messages from the vehicle and its
individual components, such as wheel rpm/
speed, motion delay, transverse accelera‐
tion.▷Malfunctions and defects in important sys‐
tem components, such as lights and
brakes.▷Vehicle responses to special driving situa‐
tions, such as airbag deployment, use of
the stability control systems.▷Ambient conditions, such as the tempera‐
ture.
These data are of a technical nature only and
are used to detect and eliminate faults and to
optimize vehicle functions. Travel profiles of
routes driven with the vehicle cannot be cre‐
ated from these data. If services are used, for
instance in the event of repairs, service proc‐
esses, warranty cases, quality assurance, etc.,
this technical information can be read out from
the event and fault data memories by service
personnel, including the manufacturer, using
special diagnosis tools. This service personnel
can provide you with more information if
needed. After troubleshooting, the information
in the fault memory is cleared or overwritten
continuously.
Situations are conceivable during the use of
the vehicle in which these technical data could
become associated with a specific person in
combination with other information, such as an
accident report, damage to the vehicle, wit‐
ness accounts, etc., possibly with the involve‐
ment of an authorized expert.
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To give the automatic climate control enough
time to achieve the set temperature, do not
switch between different temperature settings
in quick succession.
Maximum heating power can be obtained with
the highest setting, regardless of the external
temperature.
The lowest setting effects continuous cooling.
Switching the cooling function on and
off
The cooling function cools and
dehumidifies the incoming air be‐
fore reheating it as required, ac‐ cording to the temperature set‐
ting. This function is only available
while the engine is running.
The cooling function helps to prevent conden‐
sation on the windows or to remove it quickly.
Depending on the weather, the windshield may
fog over briefly when the engine is started.
The cooling function is switched on automati‐
cally with the AUTO program.
Maximum cooling The air is cooled as quickly as
possible with the engine running.
The automatic climate control goes into recir‐
culated air mode at the lowest temperature. Air
flows at maximum rate from the vents for the
upper body area. You should therefore open
the vents for maximum cooling.
AUTO program
The AUTO program automatically adjusts the
air distribution to the windshield and side win‐
dows, toward the upper body area, and into the
footwell and knee area.
The air flow rate and air distribution, in addition
to your temperature specifications, will be
adapted to outside influences as a result ofseasonal changes, e.g., sunlight or window
condensation.
The cooling function is switched on automati‐
cally with the AUTO program.
Switching on/off Press the button.
Manual air distribution and air flow
rate are activated when the AUTO program is
deactivated.
AUTO program climate level
The climate levels can be used to vary the in‐
tensity when the AUTO program is switched
on. For example, air flow is adjusted automati‐
cally to optimize climate control.
When the AUTO program is
switched on, the climate level of
the AUTO program can be se‐
lected using the buttons for controlling the
manual air flow rate.
The selected climate level is displayed by an
LED.
Convertible programWhen the hardtop is open, the convertible pro‐
gram is activated as well. In the convertible
program, the automatic climate control is opti‐
mized for driving with the hardtop open. In ad‐
dition, the air flow rate is increased as vehicle
speed increases.
The effectiveness of the convertible program
can be enhanced considerably by installing the
wind deflector.
Adjusting air flow rate manually Press the left side of the button to
reduce air flow. Press the right
side of the button to increase it.
The air volume may be reduced automatically
to save battery power. The display remains the
same.Seite 111ClimateControls111
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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.
When using the features and systems descri‐
bed here, adhere to local regulations.
Tire inflation pressure Information for your safety
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.
Check the tire inflation pressure regularly
Regularly check the tire inflation pres‐
sure and correct it as needed: at least twice a
month and before a long trip. If you fail to ob‐
serve this precaution, you may be driving on
tires with incorrect tire pressures, a condition
that may not only compromise your vehicle's
driving stability, but also lead to tire damage
and the risk of an accident.◀
Checking the pressure Tires naturally lose pressure uniformly across
all four tires.
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.Tires warm up during driving and the tire infla‐
tion pressure increases as the temperature
rises. The tire inflation pressure specifications
apply to cold tires or tires at ambient tempera‐
ture.
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.
The values displayed by tire inflation stations
may be up to 0.1 bar, 2 psi too low.
For the Flat Tire Monitor: after adjusting the
tire inflation pressure to a new value, reinitialize
the Flat Tire Monitor, refer to page 92.
For the Tire Pressure Monitor: after adjusting
the tire inflation pressure to a new value, reset
the Tire Pressure Monitor, refer to page 95.
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.
Seite 226MobilityWheels and tires226
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These tire inflation pressures can also be
found on the driver's side door pillar when the
driver's door is open.
Do not exceed the maximum permissible
speed
The maximum permissible speed for these tire
pressures is 100 mph/160 km/h Do not exceed
this speed; otherwise, tire damage and acci‐
dents could 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 pressures Z4 sDrive28i
Tire sizePressure specifications in bar/PSITraveling speeds of up
to 100 mph/160 km/hTraveling speeds in‐
cluding those exceed‐
ing 100 mph/160 km/hAll pressure specifications in the table are in‐
dicated in bar/psi with cold tires.
Cold = ambient temperatureWithout Sport Package:225/45 R 17 91 V RSC
225/45 R 17 91 H M+S RSC
225/45 R 17 94 V M+S XL RSC2.5/363.0/442.5/363.0/44Front: 225/45 R 17 91 V RSC2.5/36-2.5/36-Rear: 255/40 R 17 94 V RSC-2.7/39-2.7/39Front: 225/40 R 18 88 W RSC2.5/36-2.5/36-Rear: 255/35 R 18 90 W RSC-2.9/42-2.9/42Front: 225/35 R 19 88 Y XL RSC2.5/36-2.5/36-Rear: 255/30 R 19 91 Y XL RSC-2.9/42-2.9/42Seite 227Wheels and tiresMobility227
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Tire sizePressure specifications in bar/PSIWith Sport Package:225/45 R 17 91 W RSC
225/45 R 17 91 H M+S RSC
225/45 R 17 94 V M+S XL RSC2.5/363.0/442.5/363.0/44Front: 225/45 R 17 91 W RSC2.5/36-2.5/36-Rear: 255/40 R 17 94 W RSC-2.7/39-2.7/39Front: 225/40 R 18 88 W RSC2.5/36-2.6/38-Rear: 255/35 R 18 90 W RSC-2.9/42-3.1/45Front: 225/35 R 19 88 Y XL RSC2.5/36-2.5/36-Rear: 255/30 R 19 91 Y XL RSC-2.9/42-3.0/44More details on the permissible load and weights, refer to page 262.
Tire inflation pressures Z4 sDrive35i
Tire sizePressure specifications in bar/PSITraveling speeds of up
to 100 mph/160 km/hTraveling speeds in‐
cluding those exceed‐
ing 100 mph/160 km/hAll pressure specifications in the table are in‐
dicated in bar/psi with cold tires.
Cold = ambient temperatureWithout Sport Package:225/45 R 17 91 H M+S RSC
225/45 R 17 94 V M+S XL RSC2.5/363.0/442.5/363.0/44Front: 225/45 R 17 91 V RSC2.5/36-2.5/36-Rear: 255/40 R 17 94 V RSC-2.7/39-2.7/39Front: 225/40 R 18 88 W RSC2.5/36-2.5/36-Rear: 255/35 R 18 90 W RSC-2.9/42-2.9/42Front: 225/35 R 19 88 Y XL RSC2.5/36-2.5/36-Rear: 255/30 R 19 91 Y XL RSC-2.9/42-2.9/42Seite 228MobilityWheels and tires228
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