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Z4 3.0i
Z4 3.0siOwner's Manual for Vehicle
Congratulations, and thank you for choosing a BMW.
Thorough familiarity with your vehicle will provide you with 
enhanced control and security when you drive it. We therefore 
have this request:
Please take the time to read this Owner's Manual and familiarize 
yourself with the information that we have compiled for you 
before starting off in your new vehicle. It contains important data 
and instructions intended to assist you in gaining maximum use 
and satisfaction from your BMW's unique range of technical fea-
tures. The manual also contains information on maintenance 
designed to enhance operating safety and contribute to main-
taining the value of your BMW throughout an extended service 
life.
This manual is supplemented by a Service and Warranty Informa-
tion Booklet for US models or a Warranty and Service Guide 
Booklet for Canadian models.
We wish you an enjoyable driving experience.
BMW AG 
     
        
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Reference
At a glance
Controls
Driving tips
Mobility
Contents
The fastest way to find information on special 
topics is by using the index starting on 
page116.
Using this Owner's Manual
4Notes
7Reporting safety defects
At a glance
10Cockpit
Controls
18Opening and closing
30Adjustments
36Transporting children safely
40Driving
48Everything under control
51Technology for driving comfort and 
safety
59Lamps
62Climate
68Practical interior accessories
Driving tips
74Things to remember when driving
Mobility
82Refueling
84Wheels and tires
91Under the hood
96Maintenance
98Replacing components
103Giving and receiving assistance
Reference
110Technical data
116Everything from A to Z 
     
        
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Reference
This chapter contains technical data and an
index that will help you find information most
quickly.
Reference 
     
        
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Technical data
110
Technical data
Engine data
Z4 3.0iZ4 3.0si
Displacement cu in/cmμ182.8/2,996 182.8/2,996
Number of cylinders 6 6
Maximum power output hp 215 255
at engine speed rpm 6,250 6,600
Maximum torque ft lbs/Nm 185/251 220/300
at engine speed rpm 2,750 2,750 
     
        
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Technical data
112
Coupe: dimensions
All measurements in inches/millimeters. Smallest turning circle dia. 32 ft 2 in/9.8 m. 
     
        
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Technical data
114
Capacities
Notes
Fuel tank US gal/liters approx. 14.5/55 Fuel specifications: page83
including reserve of US gal/liters approx. 2.1/8
Window washer system For details: page46
including headlamp washers US quarts/liters approx. 5.3/5.0
Cooling system including 
heating circuitFor details: page94
>Manual transmission US quarts/liters 8.0/7.6
>Automatic transmission US quarts/liters 8.9/8.4 
     
        
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Everything from A to Z
118 Central locking
– from inside21
Central locking system19
Changes, technical, refer to 
For your own safety5
Changing a wheel101
– Run-Flat Tires101
Charge indicator lamp12,102
Check gas cap, indicator 
lamp13
Child-restraint mounting 
system, LATCH38
Child-restraint systems37
Child seat, refer to Installing 
child-restraint systems37
Chrome parts, refer to the 
Caring for your vehicle 
brochure
Cigarette lighter69
Cleaning the rear window, 
refer to the Caring for your 
vehicle brochure
Cleaning the vehicle, refer to 
the Caring for your vehicle 
brochure
Cleaning the windows
– automatically, refer to Rain 
sensor45
– reservoir capacity114
– spray nozzles46
– washer/wiper system45
– washer fluid46
– washer fluid reservoir46
Clock49
– 12h/24h mode50
– onboard computer50
– setting50
– setting, refer also to Owner's 
Manual for Radio/Onboard 
Computer
Clothes hooks71
Cockpit10
Cold start, refer to Starting the 
engine40
Combination, wheel/tire88
Comfort area, refer to Around 
the center console14Compact disc operation, refer 
to Owner's Manual for 
Radio/Onboard Computer
Computer50
– button BC50
– clock, 12h/24h mode50
– refer to Owner's Manual for 
Onboard Computer
Computer, refer to the 
separate Owner's Manual
Condensation, refer to When 
the vehicle is parked77
Condensation, removing from 
windows
– air conditioning63
– automatic climate control66
Configuring settings, refer to 
Vehicle Memory, Key 
Memory18
Connecting vacuum cleaner, 
refer to Connecting 
electrical appliances70
Consumption, refer to 
Average fuel 
consumption50
Consumption display, refer to 
Fuel gauge48
Controls, refer to Cockpit10
Convenience operation
– convertible top20
– from outside20
– windows20
Convertible top25,27
– care, refer to the Caring for 
your vehicle brochure
– convenience operation20
– electrical fault28
– emergency closing28
– fully automatic27
– malfunction28
– manual25
– mechanical25
Convertible top compartment 
panel23
Coolant94
– checking level94
– indicator lamp13
– thermometer49
Coolant temperature49Coolant water, refer to 
Coolant94
Cooling
– maximum66
– refer to Switching cooling 
function on/off63,66
Cooling fluid, refer to 
Coolant94
Cooling function
– air conditioning63
– automatic climate control66
Cooling system, refer to 
Capacities114
Cooling system, refer to 
Coolant94
Copyright2
Correct tires89
Cruise control46
Cruising range50
Cup holders, refer to 
Beverage holders69
Curb weight, refer to 
Weights113
Cylinders, refer to Engine 
data110
D
Dashboard, refer to 
Cockpit10
Dashboard lighting, refer to 
Instrument lighting60
Data, technical
– capacities114
– dimensions111,112
– engine110
– measurements111,112
– weights113
Daytime running lamps59
DBC Dynamic Brake 
Control51
– indicator/warning lamp13
Deadlocking, refer to 
Locking19
Defective bulb59
Defrosting, windows63,66
Defrosting the windshield, 
refer to Defrosting 
windows63,66 
     
        
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Reference
At a glance
Controls
Driving tips
Mobility
 125
Steering wheel10
– adjusting35
– buttons on steering 
wheel11
– lock40
Steptronic, refer to Sport 
program and Manual 
operation43
Storage compartments68
– 
eyeglasses 
compartment69
– glove compartment68
Storage nets69
Storage space
– refer to Cargo bay23
– refer to Storage 
compartments68
Storing seat position, refer to 
Seat memory32
Stowage, refer to Storage 
compartments68
Summer tires, refer to Wheels 
and tires84
Supply reservoir, refer to 
Washer fluid reservoir46
Switches, refer to Cockpit10
Switch for passenger 
airbags36
Switching cooling function on/
off manually63,66
Symbols4
T
Table of contents3
Tachometer48
Tailgate21
– emergency operation22
– indicator lamp13
– opening from inside the 
vehicle21
– opening from the outside21
– opening manually22
– remote control20
– roller-blind cover70
Tail lamps, refer to Rear 
lamps101Tail lights, refer to Rear 
lamps101
Tank contents
– refer to Capacities114
Tank indicator, refer to Fuel 
gauge48
Technical data110
Technical modifications, refer 
to For your own safety5
Telephone, refer to the 
separate Owner's Manual
Telephone preparation 
package71
Temperature
– air conditioning63
– automatic climate control66
– coolant, refer to Coolant 
thermometer49
– engine49
Temperature display
– outside temperature48
– outside temperature 
warning48
– setting unit of measure50
Tempomat, refer to Cruise 
control46
Third brake lamp, refer to 
Center high-mount brake 
lamp101
Three-point safety belt, refer 
to Safety belts33
Tilt alarm sensor24
Tilt function, passenger-side 
mirror34
Tire, flat53,55
– Flat Tire Monitor53
– indicator/warning lamp13
– Run-Flat Tires88
– Tire Pressure Monitor54
Tire inflation pressure84
– checking84
– loss53,54
– restoring84
Tire pressure monitoring, 
refer to
– Flat Tire Monitor53
– Tire Pressure Monitor
54Tire Pressure Monitor 
TPM54
– indicator/warning lamp55
– resetting the system54
– system limits54
Tire Quality Grading86
Tire renewal88
Tires
– age86,88
– break-in procedures74
– changing88
– coding86
– condition87
– damage88
– DOT quality grades86
– flat53,55
– inflation pressure84
– pressure monitoring, refer to 
Flat Tire Monitor53
– replacement88
– size84
– storage89
– temperature87
– traction87
– tread87
– tread wear87
– Uniform Tire Quality 
Grading86
– wear indicators, refer to 
Minimum tread depth87
– wheel and tire 
replacement88
– winter tires89
– with emergency features, 
refer to Run-Flat Tires88
Tire storage89
Tool kit, refer to Onboard tool 
kit98
Torque, refer to Engine 
data110
Tow bar106
Tow fitting
– screw thread106
Towing eyelet105
Towing the vehicle105
– methods106
– with automatic 
transmission106
Tow rope106