BMW Z4 Roadster 2.5i 2005- User Manual

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 7 Service and warranty This manual is supplemented by a Service and Warranty Information Booklet for US models, Warranty and Service Guide Booklet for Cana-dian models.We recommend that you read this publication thoroughly.Your BMW is cove...

At a glance The overviews of buttons, switches and displays presented in this chapter will help you find your way around your vehicle. You will also be familiarized with the concepts behind the operation of the features available to you. At a glance Online Edition for Part-No. 01 41 0 158 704 - © 10...

Cockpit 10 Cockpit Control elements 1 Parking lamps/Low beams 56 2 > Turn signal indicators 42 > Standing lamps 57 > High beams 57 > Headlamp flasher 42 > Computer * 48 3 Fog lamps * 57 4 Horn 5 Washer/wiper system/Rain sensor * 43 6 Hazard warning flashers 7 Central locking system 16...

Cockpit 12 Instrument cluster 1 Speedometer 2 Indicator and warning lamps 12 3 Tachometer 46 with indicator and warning lamps 12 4 Engine coolant temperature gauge 46 5 Fuel gauge 46 6 Button for > Time 47 > Service interval display 47 7 Display field for selector lever and program indicator &...

At a gl anc e Controls Dr iv ing tip s Mobi li ty Refere nce 13 Colors The indicator and warning lamps can light up in various colors and combinations. > Red:Stop the vehicle immediatelyoran important reminder > Red and yellow:Continue driving cautiously > Yellow:Have the system checked soo...

Controls This chapter provides you with the information you need for complete control over your vehicle. It describes all features used for driving and for ensuring your safety and comfort. Controls Online Edition for Part-No. 01 41 0 158 704 - © 10/04 BMW AG

Opening and closing 16 Opening and closing The key set 1 Master keys with remote controlEach key is powered by an extended-life battery that is charged automatically in the ignition lock as you drive. For this reason, use every master key at least twice a year to keep its battery charged. Depending ...

Opening and closing 18 Convenience operation You can also operate the windows and the fully automatic convertible top via the door lock. > To open: With the door closed, hold the key in the Unlock position > To close:With the door closed, hold the key in the Lock position. Watch the closing pr...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 19 To open from inside the vehicle If the luggage compartment lid has not been locked separately, you can open it with this but-ton in the footwell on the driver's side when the vehicle is stationary. To close The handle recess in the inte...

Opening and closing 20 Windows To open and close a window Ignition key in position 1 or higher: > Press the switch downward until you feel resistance: the window continues to move downward as long as you continue to press the switch > Tap the switch past the pressure point: the window moves do...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 21 Never store the convertible top for longer than one day while it is wet to avoid per- manent damage from moisture. < To open Operate the convertible top only when the vehicle is stationary. Before opening the convertible top, make su...

Opening and closing 22 the top not only guards the passenger com-partment from unforeseeable damage from the weather, but also affords a degree of protection against theft. In addition, only keep valuables in the locked luggage com-partment, even with the convertible top closed > Never mount a ro...

Opening and closing 24 5. Grab the convertible top at its frame and pull it up to the windshield frame 6. Pull out the cover panel that is in the center of the front convertible top frame 7. Insert the Allen wrench into the hex slot. The Allen wrench is located in the vehicle tool pouch, refer to pa...

Opening and closing 26 Stopping the alarm > Unlock the vehicle with the remote control, refer to page 16 > or turn the ignition key to position 1, refer to page 36 . Indicator lamp displays > The indicator lamp beneath the interior mir-ror flashes continuously:The system is armed > The i...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 27 Adjustments Safe seating position For relaxed driving with as little fatigue as pos-sible, you should select a seating position that reflects your personal requirements. In combi-nation with the safety belts and airbags, the cor-rect se...

Adjustments 28 Seats Before adjusting your seat, always observe the following precautions Never try to adjust your seat while operat-ing the vehicle. The seat could respond with an unexpected movement, and the ensu-ing loss of vehicle control could result in an accident. Never ride with the backrest...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 29 Seat adjustment: M Sports seat* You can also adjust the tilt and the thigh sup-port. 1 Tilt upward Pull the lever repeatedly until the desired tilt has been reached. 2 Tilt downward Push the lever repeatedly until the desired tilt has b...

Adjustments 30 Safety function 1. Close the driver's door and turn the ignition key to position 0 or 2 2. Press and hold the desired memory button 1 , 2 or 3 until the adjustment process is completed. If you press the M EMORY button accidentally: Press the button again; the indicator lamp goes out. ...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 31 Steering wheel Adjustments Never attempt to adjust the steering wheel while driving the vehicle. It could respond with unexpected movement, posing a potential accident hazard. < 1. Swing the lever downward 2. Adjust the steering colu...

Adjustments 32 user by means of a data exchange with the key, and makes adjustments accordingly.Colored decals were provided with the keys to help you distinguish between the different per-sonal remote control keys. What the system can do You can learn about the entire array of features that Vehicle...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 33 Transporting children safely Children on the passenger's seat Deactivating/reactivating passenger airbags The passenger airbags must be deacti-vated before using a rear-facing child- restraint system on the passenger seat, refer also to...

Transporting children safely 34 Passenger airbags lamp The center console contains one of the indica-tor lamps shown in the illustration.The system checks that the airbag system is functioning properly when the ignition key is turned, and the indicator lamp in the central console lights up for sever...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 35 Child seat security The passenger's safety belt can be locked for mounting and securing a child-restraint sys-tem.A label with the appropriate instructions for this is located in the immediate vicinity of the buckle latch of the safety ...

Driving 36 Driving Ignition lock 0 Steering locked This is the only position in which the ignition key can be inserted or removed.After removing the key, turn the steering wheel slightly to the left or right until the lock engages.If the key is not removed, an acoustic signal sounds when the driver'...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 37 > On the first attempt, engage the starter for approx. 10 seconds > Press the accelerator pedal halfway down. Avoid frequent starting attempts in short succession or repeated starting attempts during which the engine does not star...

Driving 38 To release Pull up slightly on the lever, press the button and lower the lever. If, in exceptional circumstances, it should be necessary to engage the parking brake while the vehicle is in motion, do not pull it with excessive pressure. Keep the release button on the parking brake lever p...

Driving 40 Sequential manual gearbox SMG* The concept The sequential manual gearbox SMG is an automated manual gearbox with which clutch-ing and shifting is assumed by an electro-hydraulic system.The SMG is operated via two shift paddles on the steering wheel and the selector lever in the center con...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 41 Kickdown:For rapid acceleration, e.g. during passing, depress the accelerator pedal completely. You achieve maximum acceleration.To switch back to sequential mode: tap the selector lever again to the right toward D, or change the curren...

Driving 42 To activate the system Ignition key in position 2Press the SPORT button.The LED in the button lights up. To deactivate the system Press the SPORT button again.The LED in the button goes out. Acceleration assistant with SMG The acceleration assistant permits optimum racing-style accelerati...

Driving 44 empty, as the washer pump will otherwise be damaged. < Windshield washer nozzles The windshield washer nozzles are automati-cally heated * when the engine is running or the ignition is switched on. Cruise control* Do not use cruise control when unfavor-able conditions make it inadvisab...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 45 is reduced by approx. 0.6 mph / 1 km/h every time you tap the button.Hold the lever in position 2 : With the cruise control active, the system auto-matically reduces the throttle opening to slow the vehicle. As soon as you release the l...

Everything under control 46 Everything under control Odometer 1 Odometer 2 Trip odometer Odometer With the ignition key in position 0, you can acti-vate the displays shown in the illustration by pressing the button – see arrow – in the instru-ment cluster. Trip odometer To set to zeroIgnition key po...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 47 Between the blue and red zones Normal operating range. The needle may rise as far as the edge of the red sector during normal operation. Red When you switch on the ignition, warning lamp 1 comes on briefly to indicate an opera- tional c...

Everything under control 48 4. Press button 1 repeatedly until the required minutes are set 5. Press button 2 to confirm the settings. The set time of day is transferred to the car radio display or appears in the instrument clus-ter display. Display mode In ignition key position 0: Press button 1 . ...

Technology for safety and driving convenience 50 Technology for safety and driving convenience Driving stability control systems Your BMW is equipped with a series of systems that help maintain driving stability even in adverse driving situations. Antilock Brake System ABS ABS keeps the wheels from ...

Technology for safety and driving convenience 52 Brake force display The Brake force display lights up in two stages depending on how strongly you are braking. > Normal braking:The brake lamps and the center brake lamp light up > Hard braking or braking with ABS:In addition, the illuminated su...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 53 Flat tire warning The warning lamp in the instrument cluster lights up in red. This visual alert is accompanied by an acoustic warning signal. There is a flat tire or a signficant loss of tire pressure. 1. Carefully reduce your speed to...

Technology for safety and driving convenience 54 For information on the correct seating position, refer to page 27 . Do not apply adhesive materials to the cover panels of the airbags, cover them or modify them in any other way. Do not attempt to remove the airbag retention system from the vehicle. ...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 55 In the event of a malfunction, have the air-bag system checked immediately. Other- wise, there is a risk that the system may not respond in the expected manner to an impact occurring within its normal response range. < Passenger airb...

La mps 56 Lamps Parking lamps/Low beams Parking lamps The front, rear and side vehicle lighting is switched on. You can use the parking lamps to signal the position of the vehi- cle when it is parked. For information on lighting on one side of the vehicle for parking, which is available as an additi...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 57 High beams/Standing lamps 1 High beams 2 Headlamp flasher 3 Standing lamps Left or right standing lamps* As an additional feature, you can illuminate your vehicle on either side for parking: 1. Turn the ignition key to position 0 or rem...

Controlling the climate for pleasant driving 58 Controlling the climate for pleasant driving Air conditioning 1 Air onto the windshield and the side win-dows 2 Air for the upper body area 59 3 Air for the footwell 4 Air distribution 59 5 Air conditioning 59 6 Outside air/recirculated air mode 59 7 T...

Controlling the climate for pleasant driving 60 To defrost windows and remove condensation 1 Turn the rotary control to 2 Turn the rotary blower control for the air supply completely to the right 3 Turn the rotary temperature control com-pletely to the right 4 To defrost the rear window, switch on t...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 61 Automatic climate control* 1 Air onto the windshield and the side win-dows 2 Air for the upper body area 63 3 Air for the footwell 4 Individual air distribution 62 5 To defrost windows and remove condensation 62 6 Automatic air distribu...

Interior conveniences 64 Interior conveniences Glove compartment To open Press the two push buttons together. To close Swing the door up. To prevent injury in the event of an acci-dent, close the glove compartment immediately after use. < Storage compartments Storage compartment between backrests...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 65 1. Press the trim piece beneath the air outlets; see arrow 1 2. Place the beverage into the holder 3. Adjust the holder to fit the size of the bever-age container; see arrow 2 . Do not place glass containers into the beverage holders, a...

Driving tips Driving tips provides you with information you will need in certain driving situations and when using special operating modes. Driving tips Online Edition for Part-No. 01 41 0 158 704 - © 10/04 BMW AG

Special operating instructions 68 Special operating instructions Break-in procedures Moving parts need to be given some time until they can interact smoothly with one another. To ensure that your vehicle provides maximum economy throughout a long service life, we request that you observe the followi...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 69 1. Close all windows 2. Increase the air supply from the air condi-tioner or automatic climate control to a high level. Refer to page 58 or 61 . Hot exhaust system High temperatures occur with every vehi-cle equipped with a catalytic co...

Special operating instructions 70 sure which must be exerted by the pads to clean the rotors by brake applications is not reached.If the brake rotors are corroded, they will tend to respond to braking with a pulsating effect which even extended application will fail to cure. Interior and exterior mi...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 71 Load The permissible load is the sum of the occu-pants' weights and the weight of the cargo. The greater the weight of the occupants, the less cargo can be transported. Stowing cargo > Load heavy cargo as far forward as possi-ble, di...

Special operating instructions 72 Hardtop preparation* Pull covers off, see arrow 1 . The brackets for attaching the hardtop are located underneath the covers; see arrow 2 . For instructions on how to install the hardtop, please read the accompanying assembly information.The hardtop is available fro...

Mobility To ensure that you stay mobile, the following chapter provides you with important information on fuels and fluids, tires and wheels, maintenance procedures and steps to take in the event of a breakdown. Mobility Online Edition for Part-No. 01 41 0 158 704 - © 10/04 BMW AG

Refueling 76 Refueling Fuel filler door 1. Open fuel filler door 2. Turn the gas cap in a counter-clockwise direction 3. Place the cap in the bracket on the filler door. Releasing manually If an electrical malfunction occurs, you can unlock the fuel filler door manually: 1. Remove the covers of the ...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 77 Minimum Octane Rating corresponds to the Anti Knock Index AKI and is determined by the so-called (R+M)/2 method. Do not use leaded gasoline, as otherwise the lambda probe and catalytic converter will be permanently damaged. < Use hig...

Wheels and tires 78 Wheels and tires Tire inflation pressure Information for your safety It is not merely the tire's service life, but also driving safety and driving comfort that largely depend on the condition of the tires and the maintenance of the specified tire pressure. Checking tire pressures...

Wheels and tires 80 Tire coding Understanding the lettering on the tire sidewall makes it easier to identify and choose the cor-rect tires. Tire size e.g. 225/50 R 16 92 V Nominal width in mmCross-sectionalratio in %Radial belt constructionRim diameter in inchesLoad index, not on ZR tiresSpeed code ...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 81 Temperature The temperature grades are A, the highest, B and C, representing the tire’s resistance to the generation of heat and its ability to dissipate heat when tested under controlled conditions on a specified indoor laboratory test...

Wheels and tires 82 Run Flat tires fitted Run Flat tires are labeled on the sidewall with a circular symbol containing the letters RSC. Run Flat tires consist of self-supporting tires and special rims. The tire reinforcement ensures that driving remains possible to a restricted degree in the event o...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 83 can lead to damage and accidents. Have this work performed by skilled professionals only. The technicans at your BMW center will be glad to assist you with the required professional knowledge and specialized equipment. < Storage Stor...

In the engine compartment 84 In the engine compartment Do not attempt to service your vehicle if you do not have the required technical background. If you are not familiar with the reg-ulations to be observed, have your vehicle ser-viced only by a BMW center or a workshop that works according to BMW...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 85 Engine compartment 1 Reservoir for the headlamp and windshield washer system 86 2 Engine oil filler neck 87 3 Auxiliary terminal for jump-starting 97 4 Reservoir for brake fluid 88 5 Chassis ground, negative terminal 6 Engine oil dipsti...

In the engine compartment 86 Washer fluids for washer systems Headlamp* and windshield washer system Capacity of windshield washer system: approx. 3.2 quarts/3 liters.Capacity when equipped with headlamp washer system: approx. 5.3 quarts/5 liters.Fill with water and, if required, with an antifreeze ...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 87 6. Return the dipstick to the guide tube, inserting it as far as it will go. As with fuel economy, oil consumption is directly influenced by your driving style and vehicle operating conditions.The oil volume between the two marks on the...

In the engine compartment 88 Checking the coolant level 1. The engine must be at ambient tempera-ture 2. Open the cap of the expansion tank by turn-ing it slightly counterclockwise to allow accumulated pressure to escape, then open completely 3. The coolant level is correct when the upper end of the...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 89 Maintenance The BMW Maintenance System The BMW Maintenance System helps maintain the road safety and operating reliability of your BMW.Please keep in mind that regular maintenance is not only necessary for the safety of your vehi-cle, b...

Maintenance 90 OBD interface socket The Onboard Diagnostic OBD interface socket is located on the left of the driver's side under the instrument panel and under a cover.The cover has the letters OBD on it.The purpose of the OBD system is to ensure proper operation of the emission control sys-tem for...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 91 Replacement procedures Onboard tool kit The onboard tool kit is stored in a tool pouch. It is located in the luggage compartment beneath the floor panel. Windshield wiper blades 1. Swich off the ignition 2. Fold the wiper arm completely...

Replacemen t pr ocedures 92 1. Open the caps with a suitable object, e.g. a coin or screwdriver 2. Fold up the protective cover in the wheel well. Headlamp cover 1. Pull the wire clamp out straight 2. Pull the wire clamp past the catches, see arrows, and fold it down 3. Flip the headlamp cover open ...

Replacemen t pr ocedures 94 Please contact a BMW center in case of a mal-function. License plate lamps 5 watt bulb 1. Push out the lamp with a suitable object and remove it 2. Replace the bulb.Snap the lamp back into place. Light-emitting diodes LEDs Control elements, display units and other inte-ri...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 95 Charging the battery Charge the battery in the vehicle only when the engine has been switched off. Terminals, refer to Jump starting, page 97 . Battery disposal After changing a battery, have the used battery disposed of by your BMW cen...

Giving and receiving assistance 96 Giving and receiving assistance Receiving assistance The BMW Group's Mobile Service offers you 24-hour assistance in the event of a breakdown, even on weekends and holidays.The telephone number of the Mobile Service control center in your country is listed in the C...

Giving and receiving assistance 98 positive terminal of the battery or to an aux-iliary jump-starting terminal of the vehicle to be jump-started. Your BMW is equipped with a special nut, refer also to the engine compartment over-view on page 85 3. With the – jumper cable, connect the nega- tive term...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 99 Vehicles with automatic transmission Selector lever in position N. Do not exceed a towing speed of 45 mph /70 km/h or a towing distance of 90 miles/ 150 km. Otherwise, the automatic transmission could be damaged. < Vehicles with sequ...

Reference This chapter will help you find the desired information as quickly as possible. It contains the Technical data section as well as the manual's index. Reference Online Edition for Part-No. 01 41 0 158 704 - © 10/04 BMW AG

Technical data 102 Technical data Engine data Z4 2.5i Z4 3.0i DisplacementNumber of cylinders cu in/cm µ 152.1/2,494 6 181.7/2,979 6 Maximum power output at engine speed hp/kW rpm 184/141 6,000 225/170 5,900 Maximum torque at engine speed lb ft/Nm rpm 181/245 3,500 221/300 3,500 Online Edition for P...

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 103 Weights Z4 2.5i Z4 3.0i Curb weightwith manual transmissionwith SMGwith automatic transmission lbs/kglbs/kglbs/kg 2,932/1,3302,976/1,3502,998/1,360 2,998/1,3603,020/1,3703,042/1,380 Approved gross vehicle weightwith manual transmission...

Technical data 104 Dimensions All measurements in inches/millimeters. Smallest turning circle dia. 32 ft 2 in/9.8 m. Online Edition for Part-No. 01 41 0 158 704 - © 10/04 BMW AG

Refere nce At a gl anc e Controls Dr iv ing tip s Mobi li ty 105 Capacities Notes Fuel tank reserve gal./litersgal./liters approx. 14.5/55approx. 2.1/8 Fuel specifications: page 76 Windshield washer system/Headlamp washer system quarts/litersquarts/liters approx. 3.2/3 approx. 5.3/5 For details: pag...

Everything from A to Z 106 A ABS Antilock Brake System 50 – indicator lamp 13 Acceleration assistant 42 Accessories, refer to– For your own safety 6 – Your individual vehicle 5 Accident, refer to Emergency call 96 Acknowledgment signal for vehicle locking/unlocking 16 Activated-charcoal filter 63 Ad...

Everything from A to Z 108 Clock 47 , 48 – 12- or 24-hour mode 48 – refer to Owner's Manual for Radio/Onboard Computer – setting 47 Clothes hooks 25 Clutch, break-in procedures 68 Cockpit 10 Cold start, refer to Starting the engine 36 Compact disc operation, refer to Owner's Manual for Radio/Onboard...

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 dipstic...