BMW Z4 Roadster 2.5i 2004- User Manual

Notes 6 Parts and accessories For your own safety, use parts and accessories approved by BMW. When you purchase accessories tested and approved by BMW and Original BMW Parts, you simultaneously acquire the assurance that they have been thoroughly tested by BMW to ensure optimum perfor-mance when ins...

Reference At a glance Controls Driving tips Mobility 7 Reporting safety defects The following only applies to vehicles owned and operated in the US. If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National High...

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 con- cepts behind the operation of the features available to you. Online Version for Part No. 01 41 0 157 498 - © 10/03 BMW AG

Cockpit 10 Cockpit Control elements 1 Parking lamps/Low beams 46 2 > Turn signal indicators 43 > Standing lamps 47 > High beams 47 > Headlamp flasher 43 > Computer 50 3 Fog lamps 47 4 Horn 5 Washer/wiper system/Rain sensor 43 6 Hazard warning flashers 7 Central locking system 18 Onlin...

Cockpit 12 Instrument cluster 1 Speedometer 2 Indicator and warning lamps 12 3 Tachometer 48 with indicator and warning lamps 12 4 Engine coolant temperature gauge 48 5 Fuel gauge 48 6 Button for > Time 49 > Service interval display 49 7 Display field for selector lever and pro-gram indicator ...

At a glance Controls Driving tips Mobility Reference 13 Colors The indicator and warning lamps can light up in various colors and combinations. The following section explains the signifi-cance of the individual colors as well as how you should respond. > Red: Stop the vehicle immediatelyoran impo...

Controls This chapter provides you with the informa- tion you need for complete control over your vehicle. It describes all features used for driving and for ensuring your safety and comfort. Online Version for Part No. 01 41 0 157 498 - © 10/03 BMW AG

Opening and closing 16 Opening and closing Keys The key set 1 Master keys with remote control: they determine the functions of the Key Memory, refer to page 31 . You can mark individual keys for subse-quent identification by applying the col-ored decals that you received when accepting delivery of y...

Opening and closing 18 FCC ID: LX8EWS LX8FZVS LX8FZVE Compliance statement: This device complies with part 15 of the FCC Rules. Operation is subject to the fol-lowing two conditions: > This device may not cause harmful interference, and > this device must accept any interfer-ence received, inc...

Reference At a glance Controls Driving tips Mobility 19 To lock > Either use the central locking button to lock both doors at once or > press the individual door lock buttons down. To prevent the driver from being inadvertently locked out of the vehicle, the driver's door lock button will not ...

Opening and closing 20 Luggage compartment Emergency release This lever releases the luggage compart-ment lid from inside the luggage compart-ment. To enlarge the luggage compartment The luggage compartment can be enlarged when the convertible top is closed. Simultaneously turn the handles on both s...

Reference At a glance Controls Driving tips Mobility 21 Manual convertible top The fabric top offers perfect protection against the weather and it can be opened easily and quickly by one person alone. Here are a few tips so that you get the most out of your BMW: > It is advisable to close the con...

Opening and closing 22 To close the convertible top 1. Press button 1 The convertible top is released and moves up slightly 2. Holding on to the handle, pull the con-vertible top forward onto the windshield frame 3. Turn the handle until it audibly engages. The convertible top is locked. At higher s...

Reference At a glance Controls Driving tips Mobility 23 could keep the convertible top from closing properly. < Ignition key in position 1 or higher. With the vehicle standing. 1. Read and comply with the preceding safety precautions 2. Make sure that the convertible top com-partment panel in the...

Opening and closing 24 3. Pull on the cord in the luggage com-partment panelThe storage compartment between the backrests unlocks, refer also to page 64 4. Press button 1 The convertible top is released and moves up slightly 5. Grab the convertible top at its frame and pull it up to the windshield f...

Reference At a glance Controls Driving tips Mobility 25 Installation Insert the wind deflector in its proper orien-tation into the guides 1 provided on the rollover bars. Refer to the labeling on the wind deflector to determine its proper orientation. The wind deflector must engage firmly, as it cou...

Opening and closing 26 Arming and disarming the alarm system When the vehicle is locked or unlocked either via the driver's door lock or with the remote control, the alarm system is simul-taneously armed or disarmed. The hazard warning flashers blink once when the alarm system has been properly arme...

Reference At a glance Controls Driving tips Mobility 27 Adjustments Safe seating position For relaxed driving with as little fatigue as possible, you should select a seating posi-tion that reflects your personal require-ments. In combination with the safety belts and airbags, the correct seating pos...

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

Reference At a glance Controls Driving tips Mobility 29 Seat adjustment: M Sports seat * You can also adjust the tilt and the thigh support. 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 been reac...

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 acciden- tally: Press the button again; the indicator lamp goes out...

Reference At a glance Controls Driving tips Mobility 31 Mirrors To adjust exterior mirrors 1 Switch for 4-way adjustment 2 Switch to select between mirrors 3 Button * for folding mirrors in and out Fold the mirrors in and out by pressing the button repeatedly. This can be useful in car washes or nar...

Adjustments 32 that each person uses his or her own remote control key. When your vehicle is unlocked with the remote control, the vehicle recognizes the individual user by means of a data exchange with the key, and makes adjust-ments accordingly. Distinguishing between keys Colored decals were prov...

Reference At a glance Controls Driving tips Mobility 33 Transporting children safely Children on the passenger's seat Deactivating/reactivating passenger airbags The passenger airbags must be deac-tivated before using a rear-facing child-restraint system on the passenger seat, refer also to page 34 ...

Transporting children safely 34 Passenger airbags lamp 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 several sec-onds. > The indicator lamp lights up continu-ously when the passenger ai...

Reference At a glance Controls Driving tips Mobility 35 Child seat security The passenger's safety belt can be locked for mounting and securing a child-restraint system. A label with the appropriate instructions for this is located in the immediate vicinity of the buckle latch of the safety belt. LA...

Driving 36 Driving Ignition lock 0 Steering locked This is the only position in which the igni-tion 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 driv...

Reference At a glance Controls Driving tips Mobility 37 the ignition key immediately when the engine starts. < Extended starting attempts, charac-terized by excessively frequent or long periods with the starter engaged, can damage the catalytic converter. < If the engine fails to start on the ...

Driving 38 Parking brake The parking brake is designed primarily to prevent the vehicle from rolling when parked. It operates against the rear wheels. Indicator lamp The indicator lamp lights up when the parking brake is engaged; if you start driving, an acoustic signal is heard as well. The indicat...

Reference At a glance Controls Driving tips Mobility 39 Automatic transmission with Steptronic * You can drive as with a normal automatic transmission. In addition, you can also shift manually. When you move the selector lever from the D position to the left into the M/S range, the performance-orien...

Driving 40 direction, the transmission shifts up. When the lever is tapped in the – direction, the transmission shifts down. M1 to M 5 appear in the gear indicator. The Adaptive Transmission Control ATC executes upshifts or downshifts only when the new gear will provide a suitable combi-nation of en...

Reference At a glance Controls Driving tips Mobility 41 Forward position with one-touch functions: Sequential mode + : manual upshifting — : manual downshifting D: drive mode. The SMG is ready for operation in ignition key positions 2 and 3. The gearbox is automatically taken out of gear if the driv...

Driving 42 You accelerate from higher gears, e.g. dur-ing passing, by downshifting manually. In the following situations, the SMG in the sequential mode assists you: > The transmission will only execute upshifts and downshifts that will result in an appropriate combination of vehi-cle speed and e...

Reference At a glance Controls Driving tips Mobility 43 Deactivating the Sport program Press the SPORT button again.The LED in the button goes out. Acceleration assistant with SMG The acceleration assistant permits opti-mum racing-style acceleration on skid-resistant roads. Do not use the accelerati...

Driving 44 5 Rotary dial for control of the wipe inter-val or the sensitivity of the rain sensor Intermittent operation Not on vehicles with rain sensor. You can set the wipe interval over four stages with rotary dial 5 . In addition, the wipe interval is varied auto-matically depending on road spee...

Reference At a glance Controls Driving tips Mobility 45 Cruise control * 1 To maintain and store speed/to accelerate 2 To decelerate 3 To recall the stored setting 4 To deactivate the system Do not use cruise control on twisting roads, when high traffic density pre- vents driving at a constant speed...

Lamps 46 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 vehicle when it is parked. For information on lighting on one side of the vehicle for parking, which is available as an additiona...

Reference At a glance Controls Driving tips Mobility 47 High beams/Standing lamps 1 High beams: blue indicator lamp 2 Headlamp flasher: blue indicator lamp 3 Standing lamps Left or right standing lamps * As an additional feature, you can illuminate your vehicle on either side for parking: 1. Turn th...

Everything under control 48 Everything under control Odometer 1 Odometer 2 Trip odometer Odometer With the ignition key in position 0, you can activate the displays shown in the illustra-tion by pressing the button – see arrow – in the instrument cluster. Trip odometer To set to zero Ignition key po...

Reference At a glance Controls Driving tips Mobility 49 Between the blue and red zones Normal operating range. The needle may rise as far as the edge of the red sector dur-ing normal operation. Red When you switch on the ignition, warning lamp 1 comes on briefly to indicate an operational check. Com...

Everything under control 50 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 cluster display. Display mode In ignition key position 0: Press button 1 . T...

Reference At a glance Controls Driving tips Mobility 51 Average fuel consumption If you continue to press the button on the turn signal lever, the average fuel con-sumption last displayed is recalculated from that point in time. Any time spent when the vehicle is station-ary and the engine shut off ...

Technology for safety and driving convenience 52 Technology for safety and driving convenience Dynamic Stability Control DSC The concept This system optimizes driving stability and traction, especially when just starting off, when accelerating or when cornering. It also maintains vehicle stability, ...

Reference At a glance Controls Driving tips Mobility 53 If the brake warning lamp comes on together with the yellow indicator lamps for the Antilock Brake Sys-tem ABS and the Dynamic Stability Control DSC:The entire ABS and DSC control system has failed. Continue driving cautiously and defensively. ...

Technology for safety and driving convenience 54 The display has two levels: > Normal braking:Brake lamp 1 lights up on both sides of the vehicle together with the center brake lamp > Forceful braking and braking with ABS:Brake lamps 1 and 2 light up on both vehicle sides together with the cen...

Reference At a glance Controls Driving tips Mobility 55 place in all four tires over an extended period of time. < On the other hand, the following situations can lead to false warning, a delayed detec-tion of pressure loss and even to the sys-tem not functioning: > Driving on snow-covered or ...

Technology for safety and driving convenience 56 Airbags The following airbags are located under the marked covers: 1 Front airbags for driver and passenger 2 Side airbags for driver and passenger 3 Knee airbags for driver and passenger Protective effect The front airbags help protect the driver and...

Controlling the climate for pleasant driving 58 Controlling the climate for pleasant driving Air conditioning 1 Air onto the windshield and the side windows 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 Te...

Reference At a glance Controls Driving tips Mobility 61 Automatic climate control * 1 Air onto the windshield and the side windows 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 distribution and...

Reference At a glance Controls Driving tips Mobility 63 Outside air/Automatic recirculated air control AUC/recirculated air mode You can respond to unpleasant external odors or pollutants by temporarily stopping the flow of outside air. The system then recirculates the air currently within the vehic...

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 accident, close the glove compart- ment immediately after use. < Storage compartments Storage compartment between backrest...

Reference At a glance Controls Driving tips Mobility 65 Beverage holder A beverage holder is located on either side beneath the air outlets. 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 beverage contain...

Driving tips Driving tips provides you with information you will need in certain driving situations and when using special operating modes. Online Version for Part No. 01 41 0 157 498 - © 10/03 BMW AG

Special operating instructions 68 Special operating instructions Break-in procedures To ensure that your vehicle provides maxi-mum economy throughout a long service life, we request that you observe the fol-lowing: Engine and differential Up to 1,200 miles / 2,000 km:Drive at varying engine and road...

Reference At a glance Controls Driving tips Mobility 69 Driving notes Parking the vehicle Condensation forms in the air conditioner system during operation, which then exits under the vehicle. Traces of condensed water on the ground underneath the vehi-cle are thus normal. Brakes Do not drive with y...

Special operating instructions 70 Do not coast with the clutch depressed or with the transmission or selector lever in Neutral. Do not coast with the engine switched off. Otherwise the engine provides no braking effect and there is no power-assist for braking or steering when the engine is off. <...

Reference At a glance Controls Driving tips Mobility 71 behind the seats may prevent the backrest from engaging properly. Ensure that the backrest is securely locked by moving the seat forward if necessary. Refer to page 28 . < Always position and secure the load correctly. If you do not, it can ...

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 break- down. Online Version for Part No. 01 41 0 157 498 - © 10/03 BMW AG

Refueling 74 Refueling Fuel filler door 1. Open fuel filler door 2. Turn the gas cap in a counter-clockwise direction 3. Place the gas 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 ...

Reference At a glance Controls Driving tips Mobility 75 Wheels and tires Tire inflation pressure Information for your safety It is not merely the tire's service life, but also driving comfort and driving safety that largely depend on the condition of the tires and the maintenance of the specified ti...

Reference At a glance Controls Driving tips Mobility 77 Tire coding Understanding the lettering on the tire sidewall makes it easier to identify and choose the correct tires. Tire size e.g. 225/50 R 16 92 V Nominal width in mm Cross-sectionalratio in % Radial belt construction Rim diameter in inches...

Wheels and tires 78 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 con-trolled conditions on a specified indoor lab-oratory test wheel. Sustained high temperature can cau...

Reference At a glance Controls Driving tips Mobility 79 Wheel and tire replacement Unprofessional attempts by laymen to service tires can lead to damage and accidents. Have this work performed by skilled pro-fessionals only. Any BMW center has the required technical knowledge and the proper equipmen...

Wheels and tires 80 Run Flat tires Run Flat tires are labeled on the sidewall with a circular symbol containing the letters RSC. Run Flat tires consist of self-support-ing tires and special rims. The tire rein-forcement ensures that driving remains possible to a restricted degree in the event of pre...

Reference At a glance Controls Driving tips Mobility 81 In the engine compartment Hood To release the hood Pull the lever located under the left-hand side of the instrument panel. Do not work on your vehicle without the appropriate skills to do so. Failure to work in an informed, professional man-ne...

In the engine compartment 82 Engine compartment 1 Reservoir for the headlamp and wind- shield washer system 83 2 Engine oil filler neck 84 3 Auxiliary terminal for jump-starting 94 4 Reservoir for brake fluid 85 5 Chassis ground, negative terminal 6 Engine oil dipstick 83 7 Coolant expansion tank 84...

Reference At a glance Controls Driving tips Mobility 83 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...

In the engine compartment 84 The oil volume between the two marks on the dipstick corresponds to approx. 1.1 quarts/ 1 liter. Do not fill beyond the upper mark on the dipstick. Excess oil will damage the engine. Adding engine oil While you should wait until the level has dropped to just above the lo...

Reference At a glance Controls Driving tips Mobility 85 allow accumulated pressure to escape, then open completely 2. The coolant level is correct when the upper end of the red float is at least even with the upper edge of the filler neck but no more than 3/4 in/2 cm above it, that is up to the seco...

Maintenance 86 Maintenance The BMW Maintenance System The BMW Maintenance System has been designed as a reliable means of providing maximum driving and operating safety, and as cost-effectively for you as possible. Please keep in mind that regular mainte-nance is not only necessary for the safety of...

Reference At a glance Controls Driving tips Mobility 87 Laws and regulations California Proposition 65 warning California laws require us to state the fol-lowing warning: Engine exhaust and a wide variety of automobile components and parts, including components found in the interior furnishings in a...

Replacement procedures 88 Replacement procedures Onboard tool kit The onboard tool kit is stored in a tool pouch. It is located in the luggage compart-ment beneath the floor panel. Windshield wiper blades 1. Fold the wiper arm completely out from the windshield 2. Position the wiper blade at an angl...

Reference At a glance Controls Driving tips Mobility 89 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. F...

Replacement procedures 90 Front turn signal indicators 21 watt bulb 1. Insert a Phillips-head screwdriver from the onboard toolkit into the appropriate opening, arrows 1 2. Turn the screwdriver to the left, arrows 2 3. Use the Phillips-head screwdriver to pull out the entire bulb holder 4. Replace t...

Reference At a glance Controls Driving tips Mobility 91 Please contact a BMW center in case of a malfunction. 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. Changing a wheel Run Flat tires Your BMW is equip...

Replacement procedures 92 Charging the battery Charge the battery in the vehicle only when the engine is not running. For information on connections, refer to Jump-starting on page 94 . Battery disposal Return used batteries to a recycling point or to your BMW center. Maintain the battery in an upri...

Reference At a glance Controls Driving tips Mobility 93 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 holi-days. The telephone numbers of the Mobile Ser-vice control center in your c...

Giving and receiving assistance 94 Warning triangle * The warning triangle is stored in the rear luggage compartment panel. Pull the ends of the rubber bands upward and out of the fasteners. Always observe all legal regulations requiring a warning triangle to be car- ried in the vehicle. < First-...

Reference At a glance Controls Driving tips Mobility 95 Connecting jumper cables Always adhere to this sequence when connecting jumper cables; failure to observe this procedure can lead to sparks at the battery terminals and pose an injury hazard. < The auxiliary jump-starting terminal located in...

Giving and receiving assistance 96 Towing the vehicle Always observe all applicable towing laws and regulations. < Towing with a commercial tow truck > Use a wheel lift or flatbed carrier > Do not tow with sling-type equipment. Never allow passengers to ride in a towed vehicle for any reaso...

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. Online Version for Part No. 01 41 0 157 498 - © 10/03 BMW AG

Technical data 100 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 Compression ratio ε ...

Reference At a glance Controls Driving tips Mobility 101 Weights Z4 2.5i Z4 3.0i Curb weight with 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 weight with manual transmissionwith S...

Technical data 102 Dimensions All measurements in inches/millimeters. Smallest turning circle dia. 32 ft 2 in/9.8 m. Online Version for Part No. 01 41 0 157 498 - © 10/03 BMW AG

Reference At a glance Controls Driving tips Mobility 103 Capacities Notes Fuel tank reserve gal./litersgal./liters approx. 14.5/55approx. 2.1/8 Fuel specifications: page 74 Windshield washer system/Headlamp washer system quarts/litersquarts/liters approx. 3.2/3 approx. 5.3/5 For details: page 83 Coo...

Everything from A to Z 104 A ABS Antilock Brake System 54 – indicator lamp 13 Accessories, refer to– For your own safety 5 – Your individual vehicle 5 Accident, refer to Emergency call 93 Activated-charcoal filter 63 Adaptive Transmission Control ATC 40 Air, drying, refer to Air conditioning mode 59...

Everything from A to Z 106 Condensation, removing from windows – air conditioning 60 – automatic climate control 62 Configuring settings, refer to Vehicle Memory, Key Memory 31 Connecting a vacuum cleaner, refer to Cigarette lighter 65 Consumption, refer to Average consumption 51 Consumption display...

Refueling So that you have important specifications available to you when you stop to refuel, we recommend 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 ...