2008 BMW M3 COUPE ECU

Reference
At a glance
Controls
Driving tips
Mobility
133
Continuing your trip
Do not exceed the maximum allowable
speed of 50 mph/80 km/h to avoid the risk
of an accident.<
Reinitialize the Flat Tire Monitor, refer to
page69 for more information.
Have the faulty tire and the sealant bottle of the
M Mobility System replaced as soon as possi-
ble.<
Changing wheels
The tools for changing wheels are avail-
able as optional accessories from your
BMW center.<
Jack mounting points
The jacking points are at the positions shown in
the illustration.
Vehicle battery
Battery care
The battery is 100 % maintenance-free, the
electrolyte will last for the life of the battery
when the vehicle is operated in a temperate cli-
mate. Your BMW center will be glad to advise in
all matters concerning the battery.
Charging the battery
Only charge the battery in the vehicle via the
terminals in the engine compartment with the
engine off. Connections, refer to Jump starting
on page136.
Disposal
Have old batteries disposed of by your
BMW center or hand them in to a recy-
cling center. Maintain the battery in an upright
position for transport and storage. Always
secure the battery against tipping over during
transport.<
Power failure
After a temporary power loss, the functioning of
some equipment may be limited and require
reinitialization. Individual settings may likewise
have been lost and will have to be programmed:
>Time and date
These values must be updated, refer to
page64.
>Radio
Stations must be stored again, refer to the
separate Owner's Manual for Radio.
>Glass roof
It may happen that the roof can only be
raised. The system must be initialized.
Please contact your BMW center.
>Seat and mirror memory
The positions must be stored again, refer to
page39.
>Inside rearview mirror with digital compass
The system must be calibrated, refer to
page86.
Fuses
Never attempt to repair a blown fuse and
do not replace a defective fuse with a sub-
stitute of another color or amperage rating, oth-
erwise this could lead to a circuit overload, ulti-
mately resulting in a fire in the vehicle.<

Reference
At a glance
Controls
Driving tips
Mobility
143
Lights up in red:
Engine overheating Carefully bring the car to a stop, switch
off the engine and allow it to cool down.
Do not open the hood, otherwise there
would be a risk of injury by scalding.
Contact your BMW center.
Lights up in yellow:
Engine too hot Continue driving at more moderate
speed so that the engine can cool
down. Have the engine checked with-
out delay if the situation reoccurs.
Lights up in red:
Battery is no longer being charged.
Alternator malfunctionSwitch off all unnecessary electrical
consumers. Have the power supply
system checked without delay.
Lights up in yellow:
Battery charge level very low, battery
aged or not securely connectedHave the battery checked as soon as
possible.
Indication in US models
Parking brake applied
Indication in Canadian models
Parking brake applied
Indication in US models
Lights up in red:
Brake fluid level too low If brake pedal travel is considerably
longer than usual, stop immediately.
Contact your BMW center.
Lights up in yellow:
Drive-off assistant has failed. The car
will not be held in place after the brake
is releasedHave the system checked as soon as
possible.
Indication in Canadian models
Lights up in red:
Brake fluid level too low If brake pedal travel is considerably
longer than usual, stop immediately.
Contact your BMW center.
Lights up in yellow:
Drive-off assistant has failed. The car
will not be held in place after the brake
is releasedHave the system checked as soon as
possible.
12Cause What to do

Reference
At a glance
Controls
Driving tips
Mobility
157
Belt hand-over41
Belts, refer to Safety belts40
Belt tensioner, refer to Safety
belts40
Beverage holders, refer to
Cup holders89
Blinds, refer to Roller sun
blinds87
Blower, refer to Air flow
rate81
Bluetooth, refer to separate
Owner's Manual
BMW
– car shampoo125
BMW Homepage4
BMW Maintenance
System121
BMW webpage4
Bottle holders, refer to Cup
holders89
Brake assist68
Brake fluid, refer to Service
requirements63
Brake Force Display72
– bulb change130
Brake lamps
– replacing bulb129
– two-stage72
Brake pads98
– breaking in98
Brake rotors99
– brakes98
– breaking in98
Brakes
– ABS68
– BMW Maintenance
System121
– breaking in98
– parking brake48
– service requirements63
Brakes, refer to Braking
safely99
Brake system98
– BMW Maintenance
System121
– breaking in98
– disc brakes99
Breakdown services, refer to
Roadside Assistance135Breaking in the clutch98
Breaking in the differential,
refer to Engine and
differential98
Break-in period98
Bulb changing, refer to Lamps
and bulbs127
Button for starting the engine,
refer to Start/stop button46
Buttons on the steering
wheel11
C
California Proposition 65
warning6
Can holders, refer to Cup
holders89
Capacities155
Capacity of the cargo bay155
Car battery, refer to Vehicle
battery133
Car care, refer to Care123
Care123
– automatic car washes123
– care products123
– carpets125
– CD/DVD drives126
– chrome parts124
– displays125
– exterior123
– fine wood parts125
– headlamps124
– high-pressure washer123
– interior125
– leather125
– light-alloy wheels125
– paintwork124
– plastic parts125
– retractable hardtop124
– rubber seals124
– safety belts125
– sensors and cameras125
– upholstery and cloth
trim125
– washing the car
manually124
– windows124
– wiper blades124Cargo, securing101
Cargo bay
– capacity155
– convenient access27
– folding up the floor panel93
– lamp, refer to Interior
lamps79
– opening from inside24
– opening from outside24
Cargo loading
– securing cargo101
– stowing cargo101
– vehicle100
Car jack
– jacking points133
Car key, refer to Remote
control18
Car phone
– installation location, refer to
Center armrest88
– refer to separate Owner's
Manual
Car shampoo125
Car wash
– before driving into48
Catalytic converter, refer to
Hot exhaust system98
CBS Condition Based
Service121
Center armrest88
Center brake lamp
– replacing bulb131
Center console, refer to
Around the center
console14
Central locking
– from inside23
– from outside19
Central locking system19
– convenient access27
– hotel function25
Changes, technical, refer to
For your own safety5
Changing bulbs, refer to
Lamps and bulbs127
Changing wheels133
Chassis number, refer to
Engine compartment117
Check Control65

Everything from A to Z
158 Child-restraint fixing system
LATCH45
Child-restraint systems44
Child seats, refer to
Transporting children
safely44
Chrome parts125
Chrome polish125
Cigarette lighter, refer to
Lighter90
Cleaning headlamps56
– washer fluid57
Cleaning your BMW, refer to
Care123
Clock59
– 12h/24h format62
– setting time64
Closing
– from inside23
– from outside19
Clothes hooks89
Cockpit10
Cold start, refer to Starting the
engine47
Combined instrument, refer to
Instrument cluster12
Comfort access, refer to
Convenient access27
Comfort area, refer to Around
the center console14
"Comfort" with EDC69
Compartment for remote
control, refer to Ignition
lock46
Compass86
Computer60
Condensation, refer to When
the vehicle is parked100
Condition Based Service
CBS121
Configuring settings, refer to
Personal Profile18
Confirmation signals for
locking/unlocking the
vehicle21
Connecting vacuum cleaner,
refer to Connecting
electrical appliances90Consumption, refer to
Average consumption61
Consumption indicator, refer
to Average consumption61
Controls and displays10
Convenient access27
– replacing the battery28
Convenient loading in
convertible21
Convenient operation
– glass roof20
– glass roof with convenient
access27
– retractable hardtop20
– windows20
– windows with convenient
access27
Convertible
– bag holder92
– convenient loading21
– enlarging cargo bay91
– folding down rear
backrest92
– retractable hardtop31
– rollover protection
system74
– securing cargo101
Coolant119
– checking level119
Coolant temperature60
Cooling, maximum81
Cooling fluid, refer to
Coolant119
Cooling system, refer to
Coolant119
Copyright2
Corner-illuminating lamps,
refer to Adaptive Head
Light77
Cornering lamps, refer to
Adaptive Head Light77
Correct tires114
Courtesy lamps, refer to
Interior lamps79
Cruise control57
Cruising range61
Cup holders89
Curb weight, refer to
Weights155
D
Dashboard, refer to
Cockpit10
Dashboard, refer to
Instrument cluster12
Dashboard lighting, refer to
Instrument lighting78
Data, technical152
– dimensions153
– engine152
– weights155
Date
– setting64
Daytime running lamps77
Deactivating front passenger
airbags73
Deadlocking, refer to
Locking20
Defect
– door lock22
– fuel filler door108
– glass roof30
Digital clock59
Digital compass86
Dimensions153
Directional indicators, refer to
Turn signals55
Displacement, refer to Engine
data152
Display lighting, refer to
Instrument lighting78
Displays, refer to Instrument
cluster12
Displays and controls10
Disposal
– coolant119
– remote control battery28
– vehicle battery133
Distance remaining to service,
refer to Service
requirements63
Distance warning, refer to
Park Distance Control
PDC67
Door key, refer to Remote
control18
Door lock22

Reference
At a glance
Controls
Driving tips
Mobility
161
Holders for cups89
Homepage BMW4
Hood116
Hooks for shopping bags92
Horn10,11
Hotel function25
Hot exhaust system98
Hydraulic brake assist, refer to
Brake assist68
Hydroplaning99
I
Ice warning, refer to Outside
temperature warning59
Identification marks, tire
coding112
Ignition46
– switched off47
– switched on46
Ignition key, refer to Remote
control18
Ignition key position 1, refer to
Radio readiness46
Ignition key position 2, refer to
Ignition on46
Ignition lock46
Imprint2
Indicator and warning
lamps13
– Tire Pressure Monitor
TPM71
Indicator and warning lamps,
overview140
Inflation pressure, refer to Tire
inflation pressure110
Inflation pressure monitoring,
refer to Tire Pressure
Monitor TPM70
Initializing
– after power failure133
– compass, refer to Digital
compass, calibrating86
– Flat Tire Monitor FTM69
– glass roof30
Installation location
– telephone88
Instrument cluster12
Instrument lighting78Instrument panel, refer to
Cockpit10
Integrated key18
Integrated universal remote
control84
Interior lamps79
– remote control20
Interior motion sensor26
Interior rearview mirror42
– automatic dimming
feature42
– compass86
Intermittent mode of the
wipers56
J
Jacking points133
Jumpering, refer to Jump
starting136
Jump starting136
K
Key, refer to Remote
control18
Keyless go, refer to
Convenient access27
Keyless opening and closing,
refer to Convenient
access27
Key Memory, refer to Personal
Profile18
Knock control109
L
Lamps
– automatic headlamp
control76
– parking lamps/low beams76
Lamps and bulbs, replacing
bulbs127
Lap-and-shoulder belt, refer
to Safety belts40
Lashing eyes, refer to
Securing cargo101
LATCH child-restraint fixing
system45Launch Control53
Leather care125
LED hand lamp88
LED light-emitting diodes128
Length, refer to
Dimensions153
License plate lamp, replacing
bulb131
Light-alloy wheels125
Light-emitting diodes
LED128
Lighter90
– connecting electrical
appliances90
Lighting
– instruments78
– lamps and bulbs127
– vehicle, refer to Lamps76
Light switch76
Load securing equipment,
refer to Securing cargo101
Lock buttons, doors, refer to
Locking24
Locking
– adjusting confirmation
signal21
– from inside24
– from outside20
– without remote control, refer
to Convenient access27
Locking and unlocking doors
– confirmation signals21
– from inside23
– from outside19
Low-beam headlamps76
– automatic76
– indicator lamp, defective
bulb147
Lower back support, refer to
Lumbar support36

Everything from A to Z
164
S
Safety-belt height
adjustment40
Safety belts40
– belt hand-over41
– damage40
– indicator/warning lamp40
– reminder40
– sitting safely35
Safety systems
– airbags72
– Antilock Brake System
ABS67
– brake system68
– driving stability control
systems67
– Dynamic Stability Control
DSC68
– rollover protection system,
convertible74
– safety belts40
Screw thread for tow
fitting138
Sealant, filling132
Seat adjustment
– electric36
– mechanical36
Seat and mirror memory39
Seat belt reminder, refer to
'Fasten safety belts'
reminder40
Seat heating38
Seats35
– adjusting electrically36
– adjusting the seats36
– heating38
– memory, refer to Seat and
mirror memory39
– saving a setting, refer to Seat
and mirror memory39
– sitting safely35
Securing cargo93,95
Securing the vehicle
– from inside23
– from outside19
Selector lever positions49Sequential M Gearbox with
Drivelogic
– Drivelogic drive programs52
Sequential mode50
Service, refer to Roadside
Assistance135
Service car, refer to Roadside
Assistance135
Service data in the remote
control121
Service Interval Display, refer
to Condition Based Service
CBS121
Service requirement display,
refer to Condition Based
Service CBS121
Service requirements63
Settings
– clock, 12h/24h format62
Settings and information61
Shifting51
Shifting gears
– manual transmission48
Shift lever49
Shift Lights52
Shiftlock50
Shift paddles on steering
wheel51
Shift-up display, refer to Shift
Lights52
Shock absorber control, refer
to Electronic Damper
Control EDC68
Side airbags72
Side windows, refer to
Windows28
Signal horn, refer to
Horn10,11
Sitting safely35
– with airbags35
– with head restraint35
– with safety belts35
Ski bag93
Ski bag for convertible, refer to
Through-loading opening
with integrated transport
bag94
Sliding/tilt sunroof, refer to
Glass roof, electric30Slot for remote control46
Smokers' package, refer to
Ashtray90
Snap-in adapter, refer to
Center armrest storage
compartment88
Snow chains115
Socket, On-Board Diagnosis
OBD122
Socket, refer to Connecting
electrical appliances90
SOS, refer to Sending an
Emergency Request135
Spare fuses,133
Spare fuses, refer to
Fuses133
Speed
– with winter tires114
Speedometer12
"Sport"54
"Sport" with EDC69
Spray nozzles, refer to
Cleaning windshield and
headlamps56
Stability control, refer to
Driving stability control
systems67
Start/stop button46
– starting the engine47
– switching off the engine47
Starting, refer to Starting the
engine47
Starting assistance, refer to
Jump starting136
Starting difficulties
– jump starting136
Starting the engine
– start/stop button46
Status of this Owner's Manual
at time of printing5
Steam jet123,124
Steering wheel42
– adjustment42
– buttons on steering
wheel11
– lock46
– locking with convenient
access27
– shift paddles51

Reference
At a glance
Controls
Driving tips
Mobility
165
Steering wheel buttons, refer
to Shift paddles51
Storage126
Storage compartments89
Storage nets92
Storing seat positions, refer to
Seat and mirror memory39
Storing tires114
Stowage, refer to Storage
compartments89
Summer tires, refer to Wheels
and tires110
Surface ice, refer to Outside
temperature warning59
Switches, refer to Cockpit10
Switching off
– engine47
Switching the cooling function
on and off82
Symbols4
T
Tachometer59
Tail lamps129
– replacing bulb129
Tank contents, refer to
Capacities155
Technical data152
– capacities155
– dimensions153
Technical modifications, refer
to For your own safety5
Telephone
– installation location, refer to
Center armrest88
– refer to separate Owner's
Manual
Temperature
– automatic climate control81
– coolant, refer to Coolant
temperature60
Temperature display
– outside temperature59
– outside temperature
warning59
– setting the units62
Tempomat, refer to Cruise
control57Tensioning straps, refer to
Securing cargo101
The individual vehicle5
Third brake lamp, refer to
Center brake lamp131
Through-loading opening with
integrated transport bag94
Through-loading system91
Tilt alarm sensor26
Tilt function, passenger-side
mirror42
Tire inflation pressure110
– loss70
Tire pressure monitoring,
refer to Flat Tire Monitor69
Tire Pressure Monitor
TPM70
– resetting the system70
– system limitations70
– warning lamp71
Tire puncture, refer to Flat Tire
Monitor70
Tire Quality Grading112Tires
– age112
– air loss71
– breaking in98
– changing, refer to Changing
wheels133
– condition113
– damage113
– inflation pressure110
– labels112
– minimum tread depth113
– new wheels and tires
113
– pressure monitoring, refer to
Flat Tire Monitor69
– pressure monitoring, refer to
Tire Pressure Monitor
TPM70
– puncture70
– replacing113
– size112
– storage114
– tread depth113
– wear indicators, refer to
Minimum tread depth113
– wheel/tire combination, refer
to Correct wheels and
tires114
– winter tires114
Tools, refer to Onboard tool
kit127
Top, refer to Retractable
hardtop31
Torque, refer to Engine
data152
Tow bar138
Tow fitting138
– screw thread138
Tow fittings for tow-starting
and towing away138
Towing137
– with manual
transmission138
– with M dual clutch
transmission138
Towing and tow-starting137
Towing methods138
Tow rope139
Tow-starting137,139

Everything from A to Z
166 TPM, refer to Tire Pressure
Monitor70
Traction control, refer to
Dynamic Stability Control
DSC68
Transmission
– Drivelogic52
– Launch Control53
– manual transmission48
– reverse gear50
– Shift Lights52
– unlocking transmission lock
manually51
Transmission lock, unlocking
manually51
Transporting children
safely44
Transport securing devices,
refer to Securing cargo101
Tread depth, refer to Minimum
tire tread113
Trip-distance counter, refer to
Trip odometer59
Triple turn signal activation55
Trip odometer59
Trunk lid, refer to Luggage
compartment lid24
Turning circle, refer to
Dimensions153
Turn signal indicators
– indicator/warning lamp12
– triple turn signal55
Turn signals55
Tying down loads, refer to
Cargo loading101
U
Uniform Tire Quality Grading/
UTQR112
Units
– average consumption62
– temperature62
Universal garage door opener,
refer to Integrated universal
remote control84
Universal mobile phone
preparation package, refer
to separate Owner's ManualUniversal remote control84
Unlatching, refer to
Unlocking27
Unlocking
– from inside23
– from outside19
– luggage compartment lid27
– without remote control, refer
to Convenient access27
V
Vehicle
– battery133
– breaking in98
– cargo loading100
– Identification Number, refer
to Engine compartment117
– measurements, refer to
Dimensions153
– parking47
– weight155
Vehicle jack133
Vehicle storage126
Ventilation83
– draft-free83
– in the rear83
Ventilation, refer to Climate80
Vents, refer to Ventilation83
Volume
– fuel tank, refer to
Capacities155
W
Warning and indicator
lamps13
Warning and indicator lamps,
overview140
Warning messages, refer to
Check Control65
Warning triangle136
Washer fluid57
– content of the reservoir57
Washer fluid reservoir57
Waste tray, refer to Ashtray90
Water on roads, refer to
Driving through water99
Water penetration123,124Wear indicators in tires, refer
to Minimum tread depth113
Weights155
Welcome lamps76
Wheel/tire combination, refer
to Correct wheels and
tires114
Wheelbase, refer to
Dimensions153
Wheels, new113
Wheels and tires110
Width, refer to
Dimensions153
Wind deflector33
Windows28
– convenient operation20
– convenient operation with
convenient access27
– opening, closing28
– pinch protection system29
Windshield
– cleaning56
Windshield wash56
– filling capacity, reservoir155
– nozzles57
– reservoir for washer fluid57
– washer fluid57
Windshield wiper blades,
changing127
Windshield wipers, refer to
Wiper system56
Winter tires114
– storage114
Wiper blade replacement127
Wiper system56
Work in the engine
compartment116
Wrench/screwdriver, refer to
Onboard tool kit127
X
Xenon lamps
– replacing bulb128