2005 BMW Z4 ROADSTER 2.5I Owner's Manual

Reference
At a glance
Controls
Driving tips
Mobility
111
Indicator/warning lamp
– airbags54
– alarm system26
– automatic transmission with
Steptronic39
– brakes13
– coolant temperature47
– DSC51
– engine temperature46
– Flat Tire Monitor53
– fog lamps57
– passenger airbags34
– please fasten safety belts30
– reserve46
– sequential manual gearbox
SMG41
Indicator and warning lamps,
overview12
Individual air
distribution59,62
Individual settings, refer to
Vehicle Memory,
Key Memory31
Inflation pressure, tires78
Inflation pressure monitoring,
refer to
– Flat Tire Monitor52
Inspection47
Instrument cluster12
Instrument lighting57
Instrument panel, refer to
Cockpit10
Interior lamps57
– remote control17
Interior motion sensor26
– deactivating26
Interior rearview mirror31
– automatic dimming
feature70
Interior temperature
adjusting59,62
Interlock, refer to
Steering lock36
Intermittent
– operation, wipers43
Interval
– display, service47J
Jack94
Jacking points94
Jets, refer to
Ventilation59,63
Jump-starting97
K
Key Memory31
Keys16
Key switch for passenger
airbags33
Kickdown39
Knock control76
L
Lamps and bulbs91
LATCH, child-restraint
mounting system35
Leather care, refer to the
Caring for your vehicle
brochure
LEDs Light-emitting
diodes94
Length, refer to
Dimensions104
License plate lamps, bulb
replacement94
Light-alloy wheels, care, refer
to the Caring for your vehicle
brochure
Light-emitting diodes
LEDs94
Lighter65
Lighting
of the instruments57
Lights, refer to Parking lamps/
Low beams56
LIGHTS ON warning56
Light switch56
Load, vehicle70
Loads, refer to Cargo
loading70
Loads, securing71
Lock buttons on doors,
refer to Locking18Locking the doors
– from inside18
– from outside17
Locking the vehicle
– from inside18
– from outside16
Low beams56
– automatic56
– bulb replacement92
– indicator lamp, defective
lamp13
Lug bolts, wrench91
Luggage compartment19
– capacity103
– floor panel91
– increasing capacity19
– opening/closing,
refer to Luggage
compartment lid18
– opening from inside the
vehicle19
– opening from the outside18
– opening with remote
control17
Luggage compartment lid18
– emergency operation19
– opening from inside the
vehicle19
– opening from the outside18
– remote control17
M
M+S tires, refer to Winter
tires82
Maintenance, refer to Service
interval display47,89
Maintenance System89
Making telephone calls, refer
to Owner's Manual for
Telephone
Malfunction
– convertible top23
– door lock18
– fuel filler door76
– storage compartments64
Malfunction of electrical
accessory95
Manual convertible top20

Everything from A to Z
112 Manual mode, refer to
Automatic transmission with
Steptronic39
Manual operation
– automatic transmission
interlock38
– door lock18
– driver's door18
– fuel filler door76
– luggage compartment lid18
– power convertible top23
– storage compartments64
Manual transmission38
Manufacturer5
Master key16
– with remote control16
Maximum cooling62
Maximum speed, winter
tires82
MD operation, refer to
Owner's Manual for Radio/
Onboard Computer
Measurements, refer to
Dimensions104
Mechanical seat28
Memory, refer to
– Seat Memory29
– Vehicle Memory, Key
Memory31
Microfilter
– air conditioning59
– automatic climate control63
Microphone, refer to
Preparations for the cellular
phone65
Minidisc operation, refer to
Owner's Manual for Radio/
Onboard Computer
Mirrors31
– heated31
Mobile phone, refer to the
separate Owner's Manual5
Mobile Service96
Modifications, technical, refer
to For your own safety6
Monitoring system for tire
pressures, refer to
– Tire inflation pressure78
M Sports seat29Multifunction steering wheel,
refer to Buttons in the
steering wheel10
Multifunction switch
– turn signal indicators/
headlamp flasher42
– washer/wiper system43
N
Neck supports, refer to Head
restraints28
Nets64
Nylon rope, refer to Towing
and tow-starting99
O
OBD interface socket90
Octane numbers, refer to Fuel
specifications76
Odometer46
Oil, refer to Engine oil
– additives, refer to Approved
oils87
– alternative oils87
– approved oils87
– capacity105
– dipstick86
– indicator/warning lamp13
Oil change intervals,
refer to the Service and
Warranty Information
Booklet for US models,
Warranty and Service Guide
Booklet for Canadian
models
Oil consumption86
Oil filter change105
Oil level86
– checking86
– indicator lamp13
Oil pressure86
– indicator/warning lamp13
Oil sensor86
– indicator lamp13
Oil service47
Oil types87Onboard computer
– button BC48
Onboard computer, refer to
Computer or to the Owner's
Manual for Onboard
Computer
Onboard monitor, refer to
Computer or to the Owner's
Manual for Onboard
Computer
Onboard tool kit91
Opening and closing the
vehicle
– at the door lock17
– from inside18
– from outside16,17
– with the remote
control16,17
Operating elements10
Outlets, refer to
Ventilation59,63
Outside air mode59
– air conditioning59
Outside air mode, automatic
climate control62
Outside temperature
display47
– changing units of
measure48
– in the onboard computer48
P
Paintwork, refer to the Caring
for your vehicle brochure
Parking brake37
– indicator lamp13
Parking lamps/Low beams56
Parking lock, refer to
Parking39
Parts and accessories,
refer to Your individual
vehicle5
Passenger airbags
– deactivation33
– reactivation33
Placing the vehicle in storage,
refer to the Caring for your
vehicle brochure

Reference
At a glance
Controls
Driving tips
Mobility
113
Plastic, refer to the Caring for
your vehicle brochure
Pollen, refer to
– Microfilter59
– Microfilter/activated-
charcoal filter63
Power convertible top21
Power loss
– electric power windows20
Power output, refer to Engine
data102
Power seat29
Power socket65
Power steering, electric42
Power supply interruption
– battery95
Power windows
– initializing20
Power windows protective
function, refer to Trap
protection20
Preparations for the cellular
phone65
Pressure, tires78
Pressure monitoring, tires,
refer to Flat Tire Monitor52
R
Radio, refer to the Owner's
Manual for Radio
Radio navigation, refer to the
separate Owner's Manual
Radio remote control key,
refer to Master keys with
remote control16
Rain sensor43
Reading lamps57
Rear lamps
– bulb replacement93
– indicator lamp, defective
lamp13
Rearview mirror31
Rear window defroster
– air conditioning59
– automatic climate control63
Recirculated air mode
– air conditioning59
– automatic climate control62Recirculating the air, refer to
Recirculated air
mode59,62
Reclining seat, refer to
Seats28
Refueling76
– fuel filler door76
Releasing
– hood84
Remaining distance, refer to
Range49
Remaining distance to next
service47
Remote control16
– luggage compartment lid17
– malfunction17
Replacement key16
Replacement key, refer to
New keys16
Replacement of tires82
– changing a wheel94
– new wheels and tires82
Replacing lamps, refer to
Lamps and bulbs91
Restraint systems
– for children35
– refer to Safety belts30
Reverse
– automatic transmission with
Steptronic39
– manual transmission38
Reverse gear
– sequential manual gearbox
SMG40
Rod antenna, refer to the
Caring for your vehicle
brochure
Rope, refer to Towing and
tow-starting98
RSC Runflat System
Component, refer to Run
Flat tires82
Rubber parts, refer to the
Caring for your vehicle
brochure
Runflat System Component
RSC, refer to Run Flat
tires
82Run Flat tires82
– changing a tire81,82
– changing a wheel94
– flat tire53
– tire inflation pressure78
– winter tires82
S
Safe seating position27
– with airbags27
– with safety belts27
Safety belts30
– care, refer to the Caring for
your vehicle brochure
– safe seating position27
– warning lamp12,30
Safety systems, refer to
– Airbags53
– Antilock Brake System
ABS50
– Dynamic Stability Control
DSC50
Safety tires, refer to Run Flat
tires82
Screwdriver, refer to Onboard
tool kit91
Seat adjustment28
– mechanical28
– M Sports seat29
– power29
Seat heating30
Seat memory29
Seat position, storing29
Seats28
– adjusting the sports seat29
– heating30
– memory, refer to Seat
memory29
– power adjustment29
– safe seating position27
– storing positions29
Securing, locking the vehicle
– from inside18
– from outside17
Securing loads,
refer to Cargo loading71

Everything from A to Z
114 Selector lever
– automatic transmission with
Steptronic38
– sequential manual gearbox
SMG40
Selector lever lock, refer to
Range selection38
Selector lever positions
– automatic transmission with
Steptronic38
– sequential manual gearbox
SMG40
Sequential manual gearbox
SMG40
Service, refer to Mobile
Service96
Service, refer to Service and
Warranty Information
Booklet for US models,
Warranty and Service Guide
Booklet for Canadian
models89
Service and warranty7
Service interval display47,89
Shifting gears
– automatic transmission with
Steptronic38
– manual transmission38
– sequential manual gearbox
SMG41
Shiftlock, refer to Range
selection38
Shift paddles41
Side airbags53
Side turn signal indicators,
bulb replacement93
Signal horn, refer to Horn10
Slipstream deflector, refer to
Wind deflector24
SMG Sequential manual
gearbox40
Smokers' package, refer to
Ashtray65
Snow chains83
Socket for Onboard
Diagnostics90
SOS, refer to Emergency
call96
Spare fuses95Spare key16
Spare wheel, refer to Run Flat
tires82
Special oils, refer to
Specified engine oils87
Special wash program, refer to
the Caring for your vehicle
brochure
Specified engine oils87
Speed
– winter tires82
Speedometer12
Sport program
– automatic transmission with
Steptronic39
– Driving Dynamic
Control41,42
Sports seat
29
Stability control, refer to
Dynamic Stability Control
DSC50
Standing lamps57
Starting, engine36
Starting, refer to Starting the
engine36
Starting assistance, refer to
Dynamic Stability Control
DSC50
Starting difficulties
– jump-starting97
– temperature36
Starting with a flat battery,
refer to Jump-starting97
Status at time of printing5
Steering lock36
Steering wheel10
– adjusting31
Steptronic, refer to Manual
mode39
Storage compartments64
– electrical fault64
– opening manually64
Storage nets64
Storage space, refer to
– Luggage compartment19
– Storage compartments64
Storing desired speeds, refer
to Cruise control44Storing seat position, refer to
Seat memory29
Summer tires, refer to
Wheels and tires78
Surface ice, refer to Ice
warning48
Switches, refer to Cockpit10
Switch for passenger
airbags33
Symbols4
T
Tachometer46
Tail lamps, refer to Rear
lamps93
– bulb replacement93
Tank capacity, refer to Fuel
tank capacity105
Tank indicator, refer to Fuel
gauge46
Technical data102
Technical modifications, refer
to For your own safety6
Telephone, refer to the
separate Owner's Manual
Telephone preparation65
Temperature
– air conditioning59
– automatic climate control62
– engine46
Temperature display
– ice warning48
– outside temperature47,48
– setting unit of measure48
Tempomat, refer to Cruise
control44
Third brake lamp, refer to
Center high-mount brake
lamp93
– bulb replacement93
Three-point seat belt, refer to
Safety belts30
Tilt alarm sensor
– deactivating26
– remote control26
Tire coding80

Reference
At a glance
Controls
Driving tips
Mobility
115
Tire inflation pressure
– checking78
– restoring78
Tire pressure monitoring,
refer to Flat Tire Monitor52
Tires
– age80
– break-in procedures68
– changing82
– condition81
– damage81
– DOT quality grades80
– flat53
– inflation pressure78
– replacement82
– Run Flat tires82
– size78
– storage83
– temperature81
– traction80
– tread81
– tread wear80
– tread wear indicators, refer
to Tire tread, Wheel/tire
damage81
– Uniform Tire Quality
Grading80
– winter tires82
Tire storage83
Tool kit, refer to Onboard tool
kit91
Torque, refer to Engine
data102
Tow bar99
Towing98
– with sequential manual
gearbox SMG99
Towing eyelets98
Towing the vehicle98
– with automatic
transmission99
– with the front axle raised99
Tow rope99
Tow sockets for towing
eyelet98
Tow-starting98,99
Track width, refer to
Dimensions104Traction control, refer to
Dynamic Stability Control
DSC50
Transmission
– automatic transmission with
Steptronic38
– manual transmission38
– sequential manual gearbox
SMG40
Transmission detent, refer to
Range selection38
Transmission malfunction,
refer to Malfunction39
Transporting children
safely33
Transport securing device,
refer to Cargo loading71
Tread depth, refer to Tire
tread81
Tread wear indicators
in the tires, refer to
Tire tread, Wheel/tire
damage81
Trip distance recorder, refer to
Trip odometer46
Trip meter, refer to Trip
odometer46
Trip odometer46
Trunk
– refer to Luggage
compartment19
Trunk lid
– opening via remote
control17
– refer to Luggage
compartment lid18
Trunk lid, refer to Luggage
compartment lid18
Trunk volume, refer to
Luggage compartment
capacity103
Turning circle, refer to
Dimensions104
Turn signal indicators42
– indicator lamp13Turn signal indicators, bulb
replacement
– front93
– rear93
– side93
TV function, refer to Owner's
Manual for Onboard
Computer
U
Undercoating, refer to the
Caring for your vehicle
brochure
Units
– average
consumption48
– average
speed48
– temperature48
Unlocking
– from inside18
– from outside16
Used batteries, refer to
Battery disposal95
V
Vehicle
– battery94
– breaking in68
– care, refer to the Caring for
your vehicle brochure
– cargo loading70
– cleaning the rear window,
refer to the Caring for your
vehicle brochure
– engine37
– leaving the vehicle37
– measurements, refer to
Dimensions104
– parked70
– storage, refer to the Caring
for your vehicle brochure
– washing, refer to the Caring
for your vehicle brochure
– weight103
Vehicle battery94
Vehicle Memory31

Everything from A to Z
116 Ventilation59,63
– air conditioning59
– automatic climate control63
Vents, refer to
Ventilation59,63
Volume
– fuel tank, refer to
Capacities105
W
Warning and indicator
lamps12
Warning triangle96
Warranty, refer to Service and
Warranty Information
Booklet for US models,
Warranty and Service Guide
Booklet for Canadian
models89
Warranty and service7
Washer/wiper system43
Washer fluid reservoir, refer to
– Capacities105
– Headlamp washer system
and Windshield washer
system86
Washer jets, refer to
Windshield washer
nozzles44
Washing fluids86
Washing systems86
Waste tray, refer to Ashtray65
Water on roads, flooding69
Weights103
Wheel/tire combinations82
Wheelbase, refer to
Dimensions104
Wheels and tires78
Width, refer to
Dimensions104
Wind deflector24
Window defrosting, refer to
Defrosting windows
– air conditioning60
– automatic climate control62
Windows
– convenience operation18
Windshield washer nozzles44Windshield washer
reservoir86
– volume, refer to
Capacities105
Windshield washer system
– washer/wiper system43
– washing fluids86
Windshield wiper blades
– care, refer to the Caring for
your vehicle brochure
– changing91
Windshield wipers
– changing91
– refer to Washer/wiper
system43
Winter tires82
– changing94
– condition81
– storage83
Wood decoration, refer to the
Caring for your vehicle
brochure
Work in the engine
compartment84
Wrench, refer to Onboard tool
kit91
X
Xenon lamps, bulb
replacement92

Refueling
So that you have important specifications avail-
able to you when you stop to refuel, we recom-
mend that you fill out this table with the data
that apply to your vehicle. Consult the index for
individual specifications.Fuel
Engine oil
The oil volume between the two marks on the
oil dipstick corresponds to approx. 1.1 US
quarts/1 liter.
Tire inflation pressures
Designation
Please enter your preferred fuel here.
Quality
Summer tires
FrontRearWinter tires
FrontRear
Up to 2 persons
2 persons plus luggage

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