2021 BMW M3 Owners Manual

5.The
coolant
level
is
correct
if
it
is
betweenthe
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
362.3.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
conj centrate
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
andmixing
ratios
stated
on
the
containers.
Seite
369Operating
fluidsMOBILITY369
Online
Edition
for
Part
no.
01405A1E460
-
X/20

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
371MaintenanceMOBILITY371
Online
Edition
for
Part
no.
01405A1E460
-
X/20

As
with
a
service
booklet,
the
entries
provide
evij
dence
of
regular
maintenance.
If
an
entry
is
made
in
the
electronic
service
hisj tory
of
the
vehicle,
service-relevant
data
is
saved
both
in
the
vehicle
and
in
the
central
IT
systems of
BMW
AG,
Munich.
After
a
change
of
vehicle
ownership,
the
new
vej
hicle
owner
will
be
able
to
view
the
data
entered in
the
electronic
service
history.
Similarly,
a
Servj
ice
Partner
of
the
manufacturer
or
another
qualij
fied
Service
Partner
or
a
specialist
workshop
can
also
view
the
data
entered
in
the
electronic
servj
ice
history.
Objection The
vehicle
owner
has
the
right
to
contact
a
Service
Partner
of
the
manufacturer
or
another
qualified
Service
Partner
or
a
specialist
workshop
and
request
that
no
entries
are
made
in
the
elecj
tronic
service
history
and
that
no
data
relating
to his/her
time
as
owner
is
subsequently
stored
in
the
vehicle
or
transmitted
to
the
vehicle
manuj
facturer.
In
such
cases,
no
entries
will
be
made
in
the
electronic
service
history
of
the
vehicle.
Displays
Services
that
have
been
entered
can
be
disj
played
on
the
control
display.
For
further
information:
Service
requirements,
see
page
177.
For
Australia/New
Zealand: maintenance
No
maintenance
work
other
than
normal
maintej
nance
is
required
to
keep
the
emission
levels
of
your
vehicle
within
the
design
limits.
Socket
for
on-board
diagnosis
OBD
General
Devices
connected
to
the
OBD
socket
trigger
the
alarm
system
when
the
vehicle
is
locked.
Rej move
any
devices
connected
to
the
OBD
socketbefore
locking
the
vehicle.
Safety
note
NOTE
Incorrect
use
of
the
OBD
on-board
diagnosis
socket
can
cause
malfunctions
in
the
vehicle. There
is
a
risk
of
material
damage.
Only
have
service
and
maintenance
work
involving
the OBD
on-board
diagnosis
socket
carried
out
bya
Service
Partner
of
the
manufacturer
or
anjother
qualified
Service
Partner
or
a
specialist
workshop
or
other
authorised
persons.
Only connect
devices
that
have
been
tested
and
found
to
be
safe
for
use
with
the
OBD
on-
board
diagnosis
socket.
Position
The
OBD
socket
for
checking
emissions-relej
vant
components
is
located
on
the
driver's
side.
Engine
warning
light
'xWhen
the
warning
light
flashes:
There
is
an
engine
malfunction
that could
damage
the
catalytic
converter.Seite
372MOBILITYMaintenance372
Online
Edition
for
Part
no.
01405A1E460
-
X/20

Have
the
vehicle
checked
as
soon
as
possible.'xWhen
the
warning
light
illuminates:
This
indicates
a
deterioration
in
exhaust emissions.
Have
the
vehicle
checked
as
soon
as
possible.
Vehicle
recycling
The
manufacturer
of
the
vehicle
recommends
returning
the
vehicle
to
a
collection
point
nomij nated
by
the
manufacturer
at
the
end
of
its
life
cycle.
The
regulations
concerning
the
returning
of
end-of-life
vehicles
may
vary
from
country
to
country.
Additional
information
is
available
from
a Service
Partner
of
the
manufacturer
or
another
qualified
Service
Partner
or
a
specialist
workj
shop.
Seite
373MaintenanceMOBILITY373
Online
Edition
for
Part
no.
01405A1E460
-
X/20

Replacing
partsVehicle
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.
On-board
tool
kit
The
on-board
tool
kit
is
located
in
the
left
storage
compartment
of
the
boot,
under
a
cover.
Wiper
blades
Safety
notes
NOTE
The
windscreen
may
sustain
damage
if
a
wiper
falls
onto
it
without
the
wiper
blade
fitted.
There
is
a
risk
of
material
damage.
Hold
the
wiper
firmly
when
changing
the
wiper
blade.
Do
not
fold
in
or
switch
on
the
wiper
without
a
wiper blade
installed.
NOTE
Wipers
which
are
folded
away
from
the
windj screen
can
become
trapped
if
the
front
flap
is
opened.
There
is
a
risk
of
material
damage.
Bej
fore
opening
the
bonnet,
make
sure
that
the
wipers
are
fitted
with
wiper
blades
and
are
in
contact
with
the
windscreen.
Replacing
1.To
replace
the
wiper
blades,
move
the
wipers
to
the
fold-out
position.
Fold-out
position
of
the
wipers,
see page
155.2.Fold
out
the
wiper
arm
and
hold
firm.3.Press
together
securing
spring,
arrow
1,
and
fold
out
the
wiper
blade,
arrow
2.4.Take
the
wiper
blade
forwards
out
of
the
fitj ting.5.Insert
the
new
wiper
blade
in
the
opposite
sejquence
ensuring
that
it
clips
into
place.6.Fold
in
the
wipers.
Bulbs
and
lights
General
Lights
and
bulbs
are
an
important
aspect
of
drivjing
safety.
Seite
374MOBILITYReplacing
parts374
Online
Edition
for
Part
no.
01405A1E460
-
X/20

All
headlights
and
other
lights
use
LED
or
lasertechnology.
Some
equipment
versions
have
light-emitting
dij
odes
behind
a
cover
as
a
light
source.
These
light-emitting
diodes
are
similar
to
conventional lasers
and
are
classified
by
legislation
as
Class
1
light-emitting
diodes.
In
the
case
of
a
defect,
the
manufacturer
of
the vehicle
recommends
having
respective
work
carj
ried
out
by
a
Service
Partner
of
the
manufacturer or
another
qualified
Service
Partner
or
a
specialj
ist
workshop.
Safety
notes
WARNING
Concentrated
laser
light
can
cause
irritation
or lasting
damage
to
the
retina
of
the
eye.
Thereis
a
risk
of
injury.
The
manufacturer
of
the
vehijcle
recommends
having
work
on
the
lightingsystem,
including
bulb
replacement,
performed
by
a
Service
Partner
of
the
manufacturer
or
anj
other
qualified
Service
Partner
or
a
specialist
workshop.
WARNING
Intense
brightness
can
irritate
or
harm
the
retj
ina
of
the
eye.
There
is
a
risk
of
injury.
Do
not
look
directly
into
the
headlights
or
other
light
sources.
Do
not
remove
covers
from
LEDs.
Headlight
glass
During
cool
or
humid
weather,
the
headlight
glass
can
mist
over
on
the
inside.
When
driving
with
the
lights
switched
on,
the
condensation disappears
after
a
short
time.
There
is
no
need
to
replace
the
headlight
glass.
If
moisture
increases
for
example
if
there
are
waj ter
droplets
in
the
lamp
despite
the
headlights
being
switched
on,
have
the
headlights
checked.
Vehicle
battery
General
The
battery
is
maintenance-free. More
information
regarding
the
battery
can
be
obtained
from
a
Service
Partner
of
the
manufacj
turer
or
another
qualified
Service
Partner
or
a
specialist
workshop.
Safety
notes
DANGER
Touching
live
components
can
result
in
an electric
shock.
There
is
a
risk
of
injury
or
even
death.
Do
not
touch
any
components
that
could
be
live.
WARNING
Vehicle
batteries
that
are
classified
as
unsuitaj ble
may
damage
systems
or
result
in
functions
no
longer
being
carried
out.
There
is
a
risk
of
injury
or
material
damage.
Only
use
vehicle
batj
teries
that
have
been
classified
as
suitable
by
the
vehicle
manufacturer.
Registering
the
battery
with
the
vehicle
The
manufacturer
of
the
vehicle
recommends
having
a
Service
Partner
of
the
manufacturer
or another
qualified
Service
Partner
or
an
authorjised
workshop
register
the
vehicle
battery
with
the
vehicle
after
the
battery
has
been
replaced. Once
the
battery
has
been
registered
again,
all
comfort
functions
will
be
available
without
rej striction
and
any
Check
Control
messages
relatj
ing
to
the
comfort
functions
will
no
longer
be
disj
played.
Seite
375Replacing
partsMOBILITY375
Online
Edition
for
Part
no.
01405A1E460
-
X/20

Hazard
symbolsThe
following
hazard
symbols
can
be
found
on
the
vehicle
battery:SymbolMeaningNo
smoking,
no
naked
flames,
no
sparks.Wear
protective
goggles.Keep
away
from
children.Risk
of
acid
burns:
wear
gloves,
do
not
tilt
the
battery.Rinse
any
splashes
of
acid
with
water
immediately.
If
acid
comes
into
contact
with
eyes
or
is
swalj
lowed,
seek
medical
attention
immediately.No
direct
sunlight,
no
frost.Follow
the
user
manual.Explosive
gas
mixture.
Do
not
seal
any
openings
on
the
batj
tery.
Replacing
the
battery
GeneralThe
manufacturer
of
the
vehicle
recommends
only
having
the
vehicle
battery
replaced
by
a
Service
Partner
of
the
manufacturer
or
another
qualified
Service
Partner
or
an
authorised
workj
shop.
If
the
battery
is
not
replaced
correctly,
the
vehicle
may
not
recognise
it
properly
and
perfect
functioning
cannot
be
guaranteed.
Notes
on
removal
Observe
the
following
notes
on
removing
the
vej
hicle
battery:'xPark
the
vehicle
and
switch
off
consumers.'xFirst
disconnect
the
power
at
the
negative
terminal.
Then
disconnect
the
power
at
the
positive
terminal.
Notes
on
installation
Observe
the
following
notes
on
installing
the
vej hicle
battery:
'xRemove
any
foreign
bodies
from
the
batteryholder.'xOnly
install
the
battery
in
the
intended
posij
tion
in
the
vehicle.'xKeep
the
battery
and
vehicle
connection
conj
tacts
clean.'xFirst
connect
the
power
at
the
positive
termij nal.
Then
connect
the
power
at
the
negativeterminal.'xUse
the
connections,
connectors
and
covers
provided.'xConnect
a
hose
to
the
gas
outlet
opening
if
necessary.
Initial
operation
The
battery
is
operational.
No
special
precauj
tions
are
required
for
start-up.
Charging
the
battery General
Ensure
the
battery
is
sufficiently
charged
to
guarantee
the
entire
lifetime
of
the
battery.
Charge
the
battery
under
the
following
situations:
'xIf
the
inspection
glass
on
the
top
of
the
batj
tery
is
black.'xIf
there
is
insufficient
starting
power.
The
following
conditions
can
have
a
negative
efj
fect
on
battery
performance:
'xFrequently
driving
short
distances.Seite
376MOBILITYReplacing
parts376
Online
Edition
for
Part
no.
01405A1E460
-
X/20