1998 BMW CONVERTIBLE service

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. Therefore, we have this request:
Please take the time to read this OwnerÕs Manual and familiarize yourself with the
information that we have compiled for you before starting off in your new car. It con-
tains important data and instructions intended to assist you in extracting maximum use
and satisfaction from your BMWÕs unique range of technical features. The manual also
contains information on care and maintenance designed to enhance operating safety
and contribute to maintaining your BMWÕs value throughout an extended service life.
This OwnerÕs Manual should be regarded as a permanent part of the vehicle. When the
vehicle is sold, the manual should remain in the car to furnish the next owner with a
source of important information on operation, safety and maintenance procedures.
This manual is supplemented by a Service and Warranty Information booklet
(US models only). We recommend that you read this publication carefully.
Your BMW is covered by the following warranties:

Ð

New Vehicle Limited Warranty

Ð

Limited Rust Perforation Warranty

Ð

Federal Emissions System Defect Warranty

Ð

Federal Emissions Performance Warranty

Ð

California Emission Control System Limited Warranty
Detailed information on these warranties is contained in the Service and Warranty
Information booklet.
We wish you many miles of driving pleasure and satisfaction.
BMW AG

9

At a glance
Controls and featuresCare and maintenanceAdvanced technology
Technical data
Owner service procedure

At a glanceControlsCar careRepairsTechnicalDataIndex

Index

Contents

At a glance
Controls and features

Cockpit16
Instrument cluster18
Indicator and warning
lamps20
Hazard warning system22
Hazard warning triangle22
First-aid kit22
Refueling23
Fuel specification23
CARB OBD II interface24
Tire inflation pressures25

Locks and security systems:

Keys30
Electronic immobilizing device35
Doors31
Trunk lid33
Luggage compartment34
Power windows35
Sliding/tilt sunroof36
Convertible top operation37

Adjustments:

Seats43
Steering wheel45
Mirrors46

Passenger safety systems:

Safety belts47
Child restraint system48
Installing child seats49
Airbags50
Child-safety locks52
Rollover protection system Ð
convertible52
Driving:

Steering/ignition lock54
Starting the engine54
Switching off the engine55
Parking brake56
Manual transmission57
Automatic transmission58
Turn signals/high beam60
Wiper/washer system61
Cruise control62

Everything under control:

Odometer63
Tachometer63
Energy control63
Fuel gauge64
Coolant temperature gauge64
Service Interval Display64
Multi-Information Display (MID)66
Outside temperature display
and digital clock68
Check Control71
Check Control with outside
temperature display and
digital clock74
Onboard computer77

Technology for driving comfort
and safety:

Automatic stability control
plus traction (ASC+T)84

Contents

Owner service procedure
Advanced technology
Technical data

Replacement procedures:

Onboard tool kit140
Windshield wiper blades140
Lamps and bulbs141
Master key with
battery lamp145
Changing tires146
Battery149
Fuses151

In case of electrical
malfunction:

Fuel filler door 152
Sliding/tilt sunroof 152

Assistance, giving and receiving:

Jump-starting153
Towing the vehicle154
Towing154Airbags156
Automatic Stability Control
plus Traction (ASC+T)156
Radio reception157
Safety belt tensioner157Engine specifications 160
Dimensions 161
Weights 163
Capacities 166
Electrical system 167
Drive belts 167

13
Everything from A to Z172
Owner service procedures
from A to Z174

Index

15

At a glance
Controls and featuresCare and maintenanceAdvanced technology
Technical data
Owner service procedure
Index

At a glanceControls Car care Repairs Technical Data Index

Cockpit 16
Instrument cluster 18
Indicator and warning lamps 20
Hazard warning system 22
Hazard warning triangle 22
First-aid kit 22
Refueling 23
Fuel specification 23
CARB OBD II interface 24
Tire inflation pressures 25

Controls and features MaintenanceAt a glanceControls Car care Repairs Technical Data Index

19
1 Fuel gauge with low-fuel
warning lamp 64
2 Indicator lamp for turn signals 20
3 Speedometer
4 Indicator and warning lamps for

d

Battery charge current 20

d

High beams 20

d

Engine oil pressure 20
5 Tachometer 63
Energy control 63
6 Coolant temperature gauge 64
7 Indicator and warning lamps for

d

Brake pad wear 20

d

Brake system hydraulics 21

d

Parking brake 21

d

Airbag 50
8 Indicator lamp for ASC+T 20
9 Indicator and warning lamps for

d

Automatic transmission

*
20

d

Warning lamp for Check Control

*

71

d

Please fasten seat belts

*
21

d

ABS 20
10 Trip odometer 63
11 Service Interval Display 64
12 Odometer 6313 Indicator lamps for

d

Foglamps

*
20

d

Emissions-related systems
indicator 21

d

Rollover protection system

*
21
14 Trip odometer reset button 63

Instrument cluster

28
Locks and security systems:
Keys30
Electronic vehicle immobilizer 30
Doors31
Luggage compartment lid33
Luggage compartment34
Power windows35
Sliding/tilt sunroof36
Convertible top operation37
Adjustments:
Seats43
Steering wheel45
Mirrors46
Passenger safety systems:
Safety belts47
Child restraint system48
Installing child seats49
Airbags50
Child-safety locks52
Rollover protection system Ð
convertible52Driving:
Steering/ignition lock54
Starting the engine54
Switching off the engine55
Parking brake56
Manual transmission57
Automatic transmission58
Turn signals/high beam60
Wiper/washer system61
Cruise control62
Everything under control:
Odometer63
Tachometer63
Energy control63
Fuel gauge64
Coolant temperature gauge64
Service Interval Display64
Multi-Information Display (MID)66
Outside temperature display
and digital clock68
Check Control71
Check Control with outside
temperature display and
digital clock74
Onboard computer77