2021 BMW 8 SERIES CONVERTIBLE Owners Manual

The
tank
in
the
vehicle
is
filled.
The
tank
in
the
vehicle
is
filled
when
the
level
in
the
bottle
does
not
change
any
more.
It
is
not
possible
to
overfill.6.Pull
back
bottle
and
unscrew.7.Put
fuel
tank
cap
back
on
and
turn
clockwise.8.Press
on
the
fuel
tank
filler
flap
until
it
enj
gages.
Filling
with
an
incorrect
fluid
General
A
Check
Control
message
is
displayed
if
the
tank has
been
filled
with
the
wrong
fluid.
If
the
wrong
type
of
liquid
has
been
added,
conjtact
a
Service
Partner
of
the
manufacturer
or
anjother
qualified
Service
Partner
or
a
specialistworkshop.
Safety
note
WARNING
After
filling
with
an
incorrect
liquid,
the
system may
heat
up
and
catch
fire.
There
is
a
risk
of
fire
and
injury.
Only
fill
with
liquids
that
are
inj
tended
for
the
tank.
Do
not
start
the
engine
afj
ter
filling
with
an
incorrect
liquid.
After
filling
reduction
agent
Reserve
level
indicator After
topping
up,
the
reserve
level
indicator
continues
to
be
shown with
remaining
range.
Drive-ready
state
can
be
estabj
lished.
After
a
journey
of
several
minutes,
the
reserve
level
indicator
goes
out.
AdBlue
on
the
minimum
level After
filling
up,
the
display
continjues
to
be
shown.
Drive-ready
state
can
only
be
esj tablished
when
the
display
is
no
longer
illuminated.
1.Press
the
start/stop
button
three
times.
Display
is
no
longer
illuminated
after
approxij
mately
1
minute.2.Press
the
start/stop
button
and
switch
on
the drive-ready
state.
Disposing
of
bottles
Dispose
of
bottles
for
AdBlue
at
a
Servjice
Partner
of
the
manufacturer
or
anjother
qualified
Service
Partner
or
a
spej
cialist
workshop
or
hand
them
in
to
an
authorised
collecting
point.
Only
dispose
of
bottles
with
normal
waste
if
the local
regulations
permit
this.
Seite
369Operating
fluidsMOBILITY369
Online
Edition
for
Part
no.
01405A1EDD7
-
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Engine
oil
GeneralEngine
oil
consumption
depends
on
the
driving
style
and
operating
conditions.
Therefore
check
the
engine
oil
level
regularly
each
time
you
fill
up
with
fuel
by
taking
a
detailed
measurement.
Engine
oil
consumption
may
increase
due
to
the following,
for
example:
'xDynamic
driving
style.'xWhile
running
in
the
engine.'xEngine
idling.'xUse
of
engine
oil
grades
rated
as
unsuitable.
Different
Check
Control
messages
are
shown
on
the
Control
Display,
depending
on
the
engine
oil
level.
Safety
notes
NOTE
Too
little
engine
oil
causes
engine
damage.
There
is
a
risk
of
material
damage.
Top
up
with
engine
oil
immediately.
NOTE
Too
much
engine
oil
can
damage
the
engine
or
the
catalytic
converter.
There
is
a
risk
of
matej
rial
damage.
Do
not
add
too
much
engine
oil.
If there
is
too
much
engine
oil,
have
the
engine
oil
level
corrected
by
a
Service
Partner
of
the
manufacturer
or
another
qualified
Service
Partj
ner
or
a
specialist
workshop.
Electronic
oil
measurement
General Electronic
oil
measurement
uses
two
measuring
procedures:
'xMonitoring.'xDetailed
measurement.
When
frequently
making
short
journeys
or
using a
sporty
driving
style,
for
example
fast
cornering,
perform
a
detailed
measurement
at
regular
interj vals.
Monitoring
Principle
The
engine
oil
level
is
monitored
electronically
during
the
journey
and
can
be
shown
on
the Control
Display.
If
the
engine
oil
level
is
outside
its
permissible
operating
range,
a
Check
Control
message
is
shown.
Operating
requirements
A
current
measurement
is
available
after
approxij
mately
30
minutes
of
normal
driving.
Displaying
the
engine
oil
level
1.CAR2.Vehicle
status3.

Engine
oil
level
The
engine
oil
level
is
displayed.
System
limits
When
frequently
making
short
journeys
or
using a
sporty
driving
style,
it
may
not
be
possible
to
obtain
a
measured
value.
In
this
case,
the
measj
urement
for
the
last,
sufficiently
long
journey
is displayed.
Detailed
measurement Principle
The
engine
oil
level
is
checked
when
the
vehicle is
stationary
and
is
shown
on
a
scale.
If
the
engine
oil
level
is
outside
its
permissibleoperating
range,
a
Check
Control
message
is
shown.
Seite
370MOBILITYOperating
fluids370
Online
Edition
for
Part
no.
01405A1EDD7
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General
During
measurement,
the
idle
speed
is
increased
slightly.
Operating
requirements'xVehicle
is
standing
on
level
ground.'xSelector
lever
in
selector
lever
position
N
or
P
and
accelerator
pedal
not
pressed.'xDrive-ready
state
is
switched
on
by
pressing the
start/stop
button.'xEngine
is
running
and
is
at
operating
temperjature.
Carrying
out
a
detailed
measurement
1.CAR2.Vehicle
status3.

Engine
oil
level4.Engine
oil
level
measurement5.Start
measurement
The
engine
oil
level
is
checked
and
shown
on
a
scale.
Adding
engine
oil
General Do
not
top
up
engine
oil
unless
a
message
is
disjplayed
in
the
instrument
cluster.
The
top-up amount
is
specified
in
the
message
on
the
Conj
trol
Display.
Only
replenish
with
suitable
types
of
engine
oil. Safely
stop
the
vehicle
and
switch
off
drive-ready
state
before
topping
up
with
engine
oil.
Do
not
add
too
much
engine
oil.
Safety
notes
WARNING
Service
products,
for
example
oils,
greases, coolants
and
fuels,
can
contain
substances
thatare
harmful
to
health.
There
is
a
risk
of
injury
oreven
death.
Please
comply
with
the
instructions
on
the
containers.
Do
not
allow
service
prodjucts
to
come
into
contact
with
clothing,
skin
or
eyes.
Do
not
pour
service
products
into
other
bottles.
Keep
service
products
out
of
the
reach
of
children.
NOTE
Too
little
engine
oil
causes
engine
damage. There
is
a
risk
of
material
damage.
Top
up
with
engine
oil
immediately.
NOTE
Too
much
engine
oil
can
damage
the
engine
or
the
catalytic
converter.
There
is
a
risk
of
matej
rial
damage.
Do
not
add
too
much
engine
oil.
If there
is
too
much
engine
oil,
have
the
engine
oil
level
corrected
by
a
Service
Partner
of
the
manufacturer
or
another
qualified
Service
Partj
ner
or
a
specialist
workshop.
Overview
The
oil
filler
neck
is
in
the
engine
compartment.
For
further
information:
Overview,
see
page
361.
Adding
engine
oil
1.Open
bonnet.
Opening,
see
page
363.2.Turn
the
cap
anticlockwise
to
open.Seite
371Operating
fluidsMOBILITY371
Online
Edition
for
Part
no.
01405A1EDD7
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3.Add
engine
oil.4.Tighten
cap.
Engine
oil
grades
for
topping
up
General Engine
oil
quality
is
a
critical
factor
in
the
servicelife
of
the
engine.
Only
replenish
with
the
types
of
engine
oil
that
are
listed.
Some
engine
oil
grades
may
not
be
available
in
all
countries.
Safety
notes
NOTE
Oil
additives
can
damage
the
engine.
There
is
a risk
of
material
damage.
Do
not
use
oil
addij
tives.
NOTE
Using
the
wrong
engine
oil
can
result
in
engine
malfunctions
and
damage.
There
is
a
risk
of
material
damage.
When
selecting
the
engine
oil,
make
sure
that
it
is
the
correct
specification.
Suitable
engine
oil
grades
Engine
oils
with
the
following
oil
specifications
can
be
used.
Petrol
engineBMW
Longlife-04.BMW
Longlife-12
FE.BMW
Longlife-17
FE+.
The
oil
specification
BMW
Longlife-17
FE+
is
not
suitable
for
the
50i
petrol
engine.
Diesel
engineBMW
Longlife-04.BMW
Longlife-12
FE.
The
oil
specification
BMW
Longlife-12
FE
is
not
suitable
for
25d,
35d,
40d
or
50d
diesel
engines.
Alternative
engine
oil
grades
If
suitable
engine
oils
are
not
available,
up
to
1
lij
tre,
2
pints,
of
an
engine
oil
with
the
following
oil
specification
can
be
used
for
topping
up:
Petrol
engineACEA
C2.ACEA
C3.Diesel
engineACEA
C2.ACEA
C3.
The
oil
specification
ACEA
C2
is
not
suitable
for 25d,
35d,
40d
or
50d
diesel
engines.
Viscosity
classes
When
selecting
an
engine
oil,
make
sure
that
the engine
oil
belongs
to
one
of
the
following
viscosj
ity
classes:
Viscosity
classesSAE
0W-20.SAE
5W-20.SAE
0W-30.SAE
5W-30.SAE
0W-40.SAE
5W-40.Seite
372MOBILITYOperating
fluids372
Online
Edition
for
Part
no.
01405A1EDD7
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The
viscosity
classes
SAE
0W-20
and
SAE-5W-20
are
not
suitable
for
diesel
engines
or
the
50i
petrol
engine.
Viscosity
classes
with
a
high
viscosity
grade
can increase
fuel
consumption.
Further
information
on
suitable
engine
oil
specifij
cations
and
viscosity
classes
can
be
obtained
from
a
Service
Partner
of
the
manufacturer
or
anj
other
qualified
Service
Partner
or
a
specialist
workshop.
Oil
change
NOTE
If
the
engine
oil
is
not
changed
at
the
correct
time,
engine
wear
may
increase
which
could
cause
engine
damage.
There
is
a
risk
of
matej
rial
damage.
Do
not
exceed
the
service
date
inj dicated
in
the
vehicle.
The
manufacturer
of
the
vehicle
recommends
having
the
engine
oil
changed
by
a
Service
Partj ner
of
the
manufacturer
or
another
qualified
Service
Partner
or
a
specialist
workshop.
Coolant
General
Coolant
is
a
mixture
of
water
and
an
additive.
Not
all
commercially
available
additives
are
suitaj ble
for
the
vehicle.
Do
not
mix
additives
of
differjent
colours.
Comply
with
the
50:50
mixing
ratioof
water
to
additive.
Information
regarding
suitaj
ble
additives
is
available
from
a
Service
Partner
ofthe
manufacturer
or
another
qualified
Service
Partner
or
a
specialist
workshop.
Safety
notes
WARNING
If
the
cooling
system
is
opened
when
the
enj gine
is
hot,
coolant
can
escape
and
causescalding.
There
is
a
risk
of
injury.
Only
open
the
cooling
system
when
the
engine
has
cooleddown.
WARNING
Additives
are
harmful
to
health
and
using
the
wrong
additives
can
damage
the
engine.
There is
a
risk
of
injury
and
material
damage.
Do
not
allow
additives
to
come
into
contact
with
clothj ing,
skin
or
eyes,
and
do
not
swallow
them.Only
use
suitable
additives.
Coolant
level
General
Depending
on
the
motorisation,
there
will
be
one
or
two
coolant
expansion
tank(s)
in
the
engine compartment.
Check
the
coolant
levels
and
top
up.
The
coolant
level
is
shown
by
Min
and
Max marks
in
the
filler
neck
of
the
coolant
tank.
Depending
on
the
engine
version,
the
coolant
tank
is
located
on
the
right
or
left
of
the
engine compartment.
For
further
information:
Overview,
see
page
361.
To
check
the
coolant
level
1.Allow
the
engine
to
cool
down.2.Open
bonnet.
Opening,
see
page
363.Seite
373Operating
fluidsMOBILITY373
Online
Edition
for
Part
no.
01405A1EDD7
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3.Turn
cap
on
coolant
tank
slightly
anticlockj
wise,
then
allow
the
pressure
to
escape.4.Open
cap
on
coolant
tank.5.The
coolant
level
is
correct
if
it
is
between the
Min.
and
Max.
marks
in
the
filler
neck.6.Tighten
cap.
Replenishing
the
coolant
1.Allow
the
engine
to
cool
down.2.Open
bonnet.
Opening,
see
page
363.3.Turn
cap
on
coolant
tank
slightly
anticlockj
wise,
then
allow
the
pressure
to
escape.4.Open
cap
on
coolant
tank.5.If
necessary,
slowly
top
up
to
the
correct
level;
do
not
overfill.6.Tighten
cap.7.Have
the
cause
of
coolant
loss
rectified
as
soon
as
possible.
Disposal
When
disposing
of
coolant
and
coolant
additives,
comply
with
the
relevant
envij
ronmental
protection
regulations.
Washer
fluid
General All
washer
jets
are
supplied
from
one
reservoir.
Use
a
mixture
of
tap
water
and
screenwash
conjcentrate
for
the
windscreen
washer
system,
if
necessary
with
the
addition
of
antifreeze.
Recommended
minimum
fill
level:
1
litre,
1.7
Imp.
pints.
Safety
notes
WARNING
Some
antifreezes
can
contain
toxic
substances,
and
are
flammable.
There
is
a
risk
of
fire
and
inj jury.
Please
comply
with
the
instructions
on
the
containers.
Keep
antifreezes
away
from
sourj
ces
of
combustion.
Do
not
pour
service
prodj
ucts
into
other
bottles.
Keep
service
products
out
of
the
reach
of
children.
WARNING
Washer
fluid
can
ignite
on
contact
with
hot
parts
of
the
engine
and
catch
fire.
There
is
a risk
of
injury
or
material
damage.
Only
top
upwasher
fluid
when
the
engine
has
cooled
down.Then
fully
close
the
cap
of
the
washer
fluid
resjervoir.
NOTE
Silicone
additives
mixed
with
the
washer
fluid for
their
water
beading
effect
on
the
windows
may
damage
the
washer
system.
There
is
a
risk of
material
damage.
Do
not
add
silicone
addijtives
to
the
washer
fluid.
NOTE
Mixing
different
screenwash
concentrates
or
antifreezes
may
damage
the
washer
system.
There
is
a
risk
of
material
damage.
Do
not
mix
different
screenwash
concentrates
or
antifreej zes.
Please
comply
with
the
instructions
and
mixing
ratios
stated
on
the
containers.
Seite
374MOBILITYOperating
fluids374
Online
Edition
for
Part
no.
01405A1EDD7
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Overview
The
reservoir
for
the
washer
fluid
is
located
inthe
engine
compartment.
Malfunction
Using
undiluted
screenwash
concentrate
or
antij
freeze
based
on
alcohol
may
result
in
false
readj
ings
at
low
temperatures
below
-15


MaintenanceVehicle
equipment
This
chapter
describes
all
standard,
country-spejcific
and
optional
equipment
available
for
the
model
series.
It
may
therefore
describe
equipj
ment
and
functions
which
are
not
installed
in your
vehicle,
for
example
on
account
of
the
spejcial
equipment
selected
or
the
country
specificaj
tion.
This
also
applies
to
safety-relevant
funcj
tions
and
systems.
Please
comply
with
the
relevant
laws
and
regulations
when
using
the
corresponding
functions
and
systems.
BMW
Maintenance
System
The
maintenance
system
indicates
what
maintej
nance
measures
are
required
and
thereby
assists in
maintaining
the
road
safety
and
operationalsafety
of
the
vehicle.
The
exact
work
required
and
the
maintenance
inj tervals
may
vary
depending
on
the
national-marj
ket
version.
Labour,
spare
parts,
operating
matej rials
and
wear
materials
are
charged
separately.Additional
information
is
available
from
a
ServicePartner
of
the
manufacturer
or
another
qualifiedService
Partner
or
a
specialist
workshop.
Condition
Based
ServiceCBS
Principle Sensors
and
special
algorithms
monitor
the
conjditions
in
which
the
vehicle
is
used.
CBS
uses
this
information
to
determine
what
maintenance
is
required.
The
system
therefore
allows
the
scope
of
the maintenance
work
to
be
adapted
to
the
individual
usage
profile.
General
Information
on
service
requirements
can
be shown
on
the
control
display.
For
further
information:
Service
requirements,
see
page
177.
Service
data
in
the
vehicle
key Information
on
maintenance
requirements
iscontinuously
stored
in
the
vehicle
key.
The
Servjice
Partner
can
read
out
this
data
and
suggest
aprogramme
of
maintenance
for
your
vehicle.
It
is
therefore
important
to
give
the
service
advij
sor
the
vehicle
key
that
was
last
used
to
drive
the
vehicle.
Periods
out
of
use Periods
when
the
vehicle
is
out
of
use
with
its
battery
disconnected
are
not
taken
into
account.
In
such
cases,
have
any
time-dependent
maintej
nance
procedures,
for
example
those
concerning the
brake
fluid
and,
where
applicable,
the
engineoil
and
microfilter/activated
charcoal
filter,
updajted
by
a
Service
Partner
of
the
manufacturer
or
another
qualified
Service
Partner
or
a
specialist workshop.
Service
history
Maintenance
and
repairs
Have
maintenance
and
repairs
carried
out
by
a
Service
Partner
of
the
manufacturer
or
another
qualified
Service
Partner
or
a
specialist
workj
shop.
Entries The
maintenance
work
carried
out
is
entered
inthe
maintenance
records
and
the
vehicle
data.
Seite
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Online
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Part
no.
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