2020 BMW Z4 Owners Manual

Driving
style
analysis
Concept
The
function
helps
develop
an
especially
effi#j
cient
driving
style
and
to
conserve
fuel.
For
this
purpose,
the
driving
style
is
analyzed. The
assessment
is
done
in
various
categoriesand
is
displayed
on
the
Control
Display.
This
display
will
help
you
adjust
your
driving
style
and
save
some
fuel.
General
informationThe
current
trip
is
assessed.
To
assist
with
an
efficient
driving
style,
ECO
PRO
tips
are
displayed
during
driving.
The
range
of
the
vehicle
can
be
extended
by
ad#j
justing
your
driving
style.
This
gain
in
range
is
displayed
as
a
bonus
range
in
the
instrument
cluster
and
on
the
Control
Dis#j play.
Functional
requirement
The
function
is
available
in
ECO
PRO
driving
mode.
Calling
up
the
Driving
style
analysis
Via
iDrive:
1."CAR"2."Driving
information"3."Driving
style
analysis"
Display
on
the
Control
Display
The
display
of
the
Driving
style
analysis
shows
the
efficiency
of
the
Driving
style.
The
more
efficient
the
driving
style,
the
more
bars
are
displayed
in
color
and
the
faster
the
bo#j nus
range
increases.
In
contrast,
a
reduced
number
of
bars
will
be
dis#j played
with
an
inefficient
driving
style.
Seite
249Saving
fuelDRIVING
TIPS249
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RefuelingVehicle
features
andoptions
This
chapter
describes
all
standard,
country-spe#jcific
and
optional
features
offered
with
the
series. It
also
describes
features
and
functions
that
are
not
necessarily
available
in
your
vehicle,
e.g.,
due to
the
selected
options
or
country
versions.
Thisalso
applies
to
safety-related
functions
and
sys#j
tems.
When
using
these
functions
and
systems,
the
applicable
laws
and
regulations
must
be
ob#j
served.
Follow
the
following
when refueling
General
information
Follow
the
fuel
recommendation
prior
to
refuel#j
ing.
When
refueling,
insert
the
filler
nozzle
completely into
the
filler
pipe.
Lifting
up
the
fuel
pump
nozzleduring
refueling
causes:
'xPremature
switching
off.'xReduced
return
of
the
fuel
vapors.
The
fuel
tank
is
full
when
the
filler
nozzle
clicks
off
the
first
time.
Make
sure
that
the
fuel
cap
is
closed
properly
af#j ter
refueling,
otherwise
the
emissions
warning
light
may
light
up.
Follow
safety
regulations
posted
at
the
gas
sta#j
tion.
Additional
information:
Fuel
quality,
refer
to
page
284.
Safety
information
NOTICE
With
a
driving
range
of
less
than 30
miles/50
km
the
engine
may
no
longer
have
sufficient
fuel.
Engine
functions
are
not
en#j
sured
anymore.
There
is
a
risk
of
damage
to
property.
Refuel
promptly.
NOTICE
Fuels
are
toxic
and
aggressive.
Overfilling
of
the fuel
tank
can
damage
the
fuel
system.
Painted
surfaces
may
be
damaged
by
contact
with
fuel.
Escaping
fuel
can
harm
the
environment.
There
is
a
risk
of
damage
to
property.
Avoid
overfilling.
Fuel
cap
Opening
1.To
open
the
fuel
filler
flap,
press
on
the
rear
edge,
arrow.
The
fuel
filler
flap
opens.Seite
250MOBILITYRefueling250
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2.Turn
the
fuel
cap
counterclockwise.3.Place
the
fuel
cap
in
the
bracket
attached
to
the
fuel
filler
flap.
Closing
Warning
The
retaining
strap
of
the
fuel
cap
can
be
jam#j
med
and
crushed
during
closing.
The
cap
can#j not
be
correctly
closed.
Fuel
or
fuel
vapors
can
escape.
There
is
a
risk
of
injury
or
risk
of
dam#j
age
to
property.
Pay
attention
that
the
retaining
strap
is
not
jammed
or
crushed
when
closing
the
cap.
1.Fit
the
cap
and
turn
it
clockwise
until
you
clearly
hear
a
click.2.Press
on
the
fuel
filler
flap
until
it
engages.
Emergency
unlocking
It
may
be
necessary
in
certain
situations
to
un#j
lock
the
fuel
filler
flap
manually,
for
instance
with an
electrical
fault.
Have
fuel
filler
flap
unlocked
by
a
dealer#ss
servicecenter
or
another
qualified
service
center
or
re#j
pair
shop.Seite
251RefuelingMOBILITY251
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Wheels
and
tiresVehicle
features
andoptions
This
chapter
describes
all
standard,
country-spe#jcific
and
optional
features
offered
with
the
series. It
also
describes
features
and
functions
that
are
not
necessarily
available
in
your
vehicle,
e.g.,
due to
the
selected
options
or
country
versions.
Thisalso
applies
to
safety-related
functions
and
sys#j
tems.
When
using
these
functions
and
systems,
the
applicable
laws
and
regulations
must
be
ob#j
served.
Tire
inflation
pressure
General
information The
tire
characteristics
and
tire
inflation
pressure
influence
the
following:
'xThe
service
life
of
the
tires.'xRoad
safety.'xDriving
comfort.'xFuel
consumption.
Safety
information
Warning
A
tire
with
too
little
or
no
tire
inflation
pressure
may
heat
up
significantly
and
sustain
damage.
This
will
have
a
negative
impact
on
aspects
of handling,
such
as
steering
and
braking
re#j
sponse.
There
is
a
risk
of
accident.
Regularly
check
the
tire
inflation
pressure,
and
correct
it as
needed,
for
instance
twice
a
month
and
be#j
fore
a
long
trip.
Tire
inflation
pressure
specifications
In
the
tire
inflation
pressure
table The
tire
inflation
pressure
table,
refer
to
page
254,
contains
all
tire
inflation
pressure
specifications
for
the
specified
tire
sizes
at
the
ambient
temperature.
The
tire
inflation
pressure
values
apply
to
tire
sizes
approved
by
the
manu#j
facturer
of
the
vehicle
for
the
vehicle
type.
To
identify
the
correct
tire
inflation
pressure,
please
note
the
following:'xTire
sizes
of
your
vehicle.'xMaximum
permitted
driving
speed.
On
the
Control
Display
The
current
tire
inflation
pressure
values
and
the
intended
tire
inflation
pressure
values
for
the
mounted
tires
can
be
displayed
on
the
Control Display.
To
ensure
that
they
are
displayed
correctly,
the tire
sizes
must
be
stored
in
the
system
and
must have
been
set
for
the
mounted
tires.
The
current
tire
inflation
pressure
value
is
lo#jcated
on
each
tire.
The
reference
tire
inflation
pressure
value
is
lo#j
cated
in
the
lower
area
of
the
Control
Display.
Checking
the
tire
inflation
pressure
General
information
Tires
heat
up
while
driving.
The
tire
inflation
pressure
increases
with
the
tire
temperature.
Tires
have
a
natural,
consistent
loss
of
tire
infla#jtion
pressure.
The
displays
of
inflation
devices
may
under-read by
up
to
0.1
bar/2
psi.
Seite
252MOBILITY8heels
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Checking
using
tire
inflation
pressure
specifications
in
the
tire
inflation
pressure
table1.Determine
the
intended
tire
inflation
pressure
levels
for
the
mounted
tires.2.Check
the
tire
inflation
pressure
in
all
four
tires,
using
a
pressure
gage,
for
example.3.Correct
the
tire
inflation
pressure
if
the
actual tire
inflation
pressure
deviates
from
the
in#jtended
tire
inflation
pressure.4.Check
whether
all
valve
caps
are
screwed
onto
the
tire
valves.
The
tire
inflation
pressure
specifications
in
the tire
inflation
pressure
table
only
relate
to
cold
tires
or
tires
at
the
same
temperature
as
the
am#j
bient
temperature.
Only
check
the
tire
inflation
pressure
levels
when
the
tires
are
cold,
i.e.:
'xA
driving
distance
of
max.
1.25
miles/2
km
has
not
been
exceeded.'xIf
the
vehicle
has
not
moved
again
for
at
least 2
hours
after
a
trip.
Check
the
tire
inflation
pressure
of
the
emer#j
gency
wheel
in
the
cargo
area
regularly,
and
cor#j rect
it
as
needed.
Checking
using
the
tire
inflation
pressure
specifications
on
the
Control
Display
Via
iDrive:
1."CAR"2."Vehicle
status"3.

"Tire
Pressure
Monitor"4.Check
whether
the
current
tire
inflation
pres#j
sure
levels
deviate
from
the
intended
tire
pressure
value.5.Correct
the
tire
inflation
pressure
if
the
actual tire
inflation
pressure
deviates
from
the
in#jtended
tire
inflation
pressure.After
correcting
the
tire
inflation
pressure
With
runflat
tires:
Reinitialize
the
Flat
Tire
Monitor.
With
Tire
Pressure
Monitor:
The
corrected
tire
inflation
pressures
are
applied
automatically.
Make
sure
that
the
correct
tire
set#j
tings
have
been
made.
With
tires
that
cannot
be
found
in
the
tire
pres#j
sure
values
on
the
Control
Display,
reset
the
Tire Pressure
Monitor
TPM.
Tire
inflation
pressures
up
to
100
mph/160
km/h
For
speeds
of
up
to
100
mph/160
km/h
and
for
optimum
driving
comfort,
note
the
pressure
val#j ues
in
the
tire
inflation
pressure
table
and
adjustas
necessary.
These
pressure
values
can
also
be
found
on
thetire
inflation
pressure
label
on
the
driver's
door
pillar.
Do
not
exceed
a
speed
of
100
mph/160
km/h.
Seite
2538heels
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tiresMOBILITY253
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Tire
inflation
pressure
values
up
to
100
mph/160
km/h
Z4
sDrive30iTire
sizePressure
specifications
in
bar/PSISpecifications
in
bar/PSI
with
cold
tires225/50
R
17
98
H
XL
M+S2.2
/
322.2
/
32255/40
R
18
99
V
XL
M+S2.2
/
322.4
/
35F:
225/45
ZR
18
95
Y
XL2.2
/
32-Rear:
255/40
ZR
18
99
Y
XL-2.2
/
32Front:
255/40
ZR
18
95
Y2.2
/
32-Rear:
275/40
R
18
99
Y-2.2
/
32Front:
255/35
ZR
19
96
Y
XL2.2
/
32-Rear:
275/35
ZR
19
100
Y
XL-2.2
/
32Emergency
wheel:
T
135/90
R
17
104
MSpeed
up
to
a
max.
of
50
mph
/
80
km/h
4.2
/
60Z4
M40iTire
sizePressure
specifications
in
bar/PSISpecifications
in
bar/PSI
with
cold
tires225/50
R
17
98
H
XL
M+S2.2
/
322.2
/
32255/40
R
18
99
V
XL
M+S2.2
/
322.2
/
32Front:
255/40
ZR
18
95
Y2.2
/
32-Rear:
275/40
R
18
99
Y-2.2
/
32Front:
255/35
ZR
19
96
Y
XL2.2
/
32-Rear:
275/35
ZR
19
100
Y
XL-2.2
/
32Emergency
wheel:
T
135/90
R
17
104
MSpeed
up
to
a
max.
of
50
mph
/
80
km/h
4.2
/
60
Tire
inflation
pressures
at
max.
speeds
above
100
mph/160
km/h
Warning
In
order
to
drive
at
maximum
speeds
in
excess
of
100
mph/160
km/h,
please
observe,
and,
if necessary,
adjust
tire
pressures
for
speeds
ex#jceeding
100
mph/160
km/h
from
the
relevanttable
on
the
following
pages.
Otherwise,
tire
damage
and
accidents
could
occur.
For
speeds
over
100
mph/160
km/h
and
for
opti#j
mum
driving
comfort,
note
the
pressure
values
in
Seite
254MOBILITY8heels
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tires254
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Edition
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01405A04115
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the
tire
inflation
pressure
table
and
adjust
as
nec#j
essary.
Tire
inflation
pressure
values
over
100
mph/160
km/h
Z4
sDrive30iTire
sizePressure
specifications
in
bar/PSISpecifications
in
bar/PSI
with
cold
tires225/50
R
17
98
H
XL
M+S2.2
/
322.2
/
32255/40
R
18
99
V
XL
M+S2.2
/
322.4
/
35Front:
255/40
ZR
18
95
Y2.2
/
32-Rear:
275/40
R
18
99
Y-2.2
/
32F:
225/45
ZR
18
95
Y
XL2.2
/
32-Rear:
255/40
ZR
18
99
Y
XL-2.2
/
32Front:
255/35
ZR
19
96
Y
XL2.2
/
32-Rear:
275/35
ZR
19
100
Y
XL-2.2
/
32Emergency
wheel:
T
135/90
R
17
104
MSpeed
up
to
a
max.
of
50
mph
/
80
km/h
4.2
/
60Z4
M40iTire
sizePressure
specifications
in
bar/PSISpecifications
in
bar/PSI
with
cold
tires225/50
R
17
98
H
XL
M+S2.2
/
322.2
/
32255/40
R
18
99
V
XL
M+S2.6
/
382.6
/
38Front:
255/40
ZR
18
95
Y2.6
/
38-Rear:
275/40
R
18
99
Y-2.6
/
38Front:
255/35
ZR
19
96
Y
XL2.6
/
38-Rear:
275/35
ZR
19
100
Y
XL-2.6
/
38Emergency
wheel:
T
135/90
R
17
104
MSpeed
up
to
a
max.
of
50
mph
/
80
km/h
4.2
/
60
Tire
identification
marks
Tire
size
245/45
R
18
96
Y
245:
nominal
width
in
mm
45:
aspect
ratio
in
%
R:
radial
tire
code
18:
rim
diameter
in
inches
96:
load
rating,
not
for
ZR
tires
Y:
speed
rating,
before
the
R
on
ZR
tires
Seite
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Maximum
tire
load
Maximum
tire
load
is
the
maximum
permissible
weight
for
which
the
tire
is
approved.
Locate
the
maximum
tire
load
on
the
tire
sidewall
and
the
Gross
Axle
Weight
Rating
#m
GAWR
#m
on
the
certification
label
on
the
driver
door
B-pillar.
Divide
the
tire
load
by
1.1.
It
must
be
greater
than
one-half
of
the
vehicle#ss
Gross
Axle
Weight
Rating
#m
GAWR.
Note,
front
vs.
rear
GAWR
and
tire
loads,
respectively.
Speed
letterDesignationMaximum
speedQup
to
100
mph/160
km/hRup
to
106
mph/170
km/hSup
to
112
mph/180
km/hTup
to
118
mph/190
km/hHup
to
131
mph/210
km/hVup
to
150
mph/240
km/hWup
to
167
mph/270
km/hYup
to
186
mph/300
km/h(Y)above
186
mph/300
km/h
Tire
Identification
NumberDOT-Code:
DOT
xxxx
xxx
0120
xxxx:
manufacturer
code
for
the
tire
brand
xxx:
tire
size
and
tire
design
0120:
tire
age
Tires
with
DOT
codes
meet
the
guidelines
of
the
U.S.
Department
of
Transportation.
Tire
age Recommendation
Regardless
of
the
tire
tread,
replace
tires
at
least every
6
years.
Manufacture
date
You
can
find
the
manufacture
date
of
the
tire
on
the
tire's
sidewall.DesignationManufacture
dateDOT
#