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Owner's Manual
for Vehicle 
     
        
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525i
530i
545i
 
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 there-
fore have this request:
Please take the time to read this Owner's Manual and 
familiarize yourself with the information that we have com-
piled 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 features. The man-
ual also contains information on maintenance designed to 
enhance operating safety and contribute to maintaining the 
value of your BMW throughout an extended service life.
This Owner's Manual should be considered a permanent 
part of this vehicle. It should stay with the vehicle when 
sold to provide the next owner with important operating, 
safety and maintenance information.
This manual is supplemented by a Service and Warranty 
Information Booklet for US models or a Warranty and Ser-
vice Guide Booklet for Canadian models. 
We wish you an enjoyable driving experience.
BMW AG  
     
        
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© 2003 Bayerische Motoren Werke 
Aktiengesellschaft 
Munich, Germany
Reprinting, including excerpts, only with the 
written consent of BMW AG, Munich.
Order No. 01 41 0 157 647
US English VIII/03  5 10
Printed in Germany
Printed on environmentally friendly paper, 
bleached without chlorine, suitable for recycling. 
     
        
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Reference
At a glance
Controls
Driving tips
Communications
Navigation
Entertainment
Mobility
 
Contents 
The fastest way to find specific topics is to 
use the index, refer to page 202.
 
Using this Owner's Manual
 
4Notes
7Reporting safety defects
 
At a glance
 
10Cockpit 
16Control Center 
20Voice command system 
 
Controls
 
26Opening and closing
36Adjustments
45Transporting children safely 
49Driving
65Everything under control 
76Technology for comfort, convenience 
and safety
87Lamps 
90A congenial climate 
96Practical interior accessories
 
Driving tips
 
106Things to remember when driving 
 
Navigation
 
114Starting navigation system 
116Destination entry 
123Destination guidance 
127What to do if É
 
Entertainment
 
130On/off, tone
134Radio 
141CD Compact Disc 
144CD changer
 
Communications
 
150Telephoning 
161TeleService, BMW Assist
 
 
 
Mobility
 
168Refueling 
170Wheels and tires 
177Under the hood
181Maintenance
183Rules and regulations
184Replacing components
190Giving and receiving assistance
 
Reference
 
198Technical data 
202Everything from A to Z 
     
        
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Notes
 
4
 
Notes  
Using this Owner's Manual 
 
We have made every effort to ensure that 
you are able to find what you need in this 
Owner's Manual as quickly as possible. 
The fastest way to find specific topics is to 
use the detailed index at the back of the 
manual. If you wish to gain an initial over-
view of your vehicle, you will find this in the 
first chapter. 
Should you want to sell your BMW some 
day, please remember to hand over the 
Owner's Manual as well; it is an important 
component of your vehicle. 
 
Additional sources of information
 
Should you have any other questions, your 
BMW center will be glad to advise you at 
any time.
You can find information on BMW, e.g. 
technology, on the Internet at 
www.bmwusa.com.
 
Symbols used 
 
Indicates precautions that must be 
followed precisely in order to avoid 
the possibility of personal injury and seri-
ous damage to the vehicle. 
 
< 
 
Marks the end of a specific item of infor-
mation.
Contains information that will assist 
you in gaining the optimum benefit 
from your vehicle and enable you to care 
more effectively for your vehicle. 
Refers to measures that can be taken 
to help protect the environment. 
 
* 
Indicates special equipment, country-
specific equipment and optional extras 
when available. 
"..." Identifies Control Display texts used to 
select individual functions
 
.
 
 
 
Symbols on vehicle components 
 
Indicates that you should consult the 
relevant section of this Owner's Man-
ual for information on a particular part or 
assembly.  
     
        
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 5
 
Reference
At a glance
Controls
Driving tips
Communications
Navigation
Entertainment
Mobility
 
The individual vehicle 
 
On purchasing your BMW, you have 
decided in favor of a model with individual-
ized equipment and features. This Owner's 
Manual describes the entire array of 
options and equipment available with a 
specific BMW model.
Please bear in mind that the manual may 
contain information on accessories and 
equipment that you have not specified for 
your own vehicle. Sections describing 
options and special equipment are marked 
by asterisks 
 
*
 
 to assist you in identifying 
possible differences between the descrip-
tions in this manual and your own vehicle's 
equipment.
Should your BMW be equipped with fea-
tures or accessories not described in this 
manual, please consult the enclosed sup-
plementary manual(s).
 
Editorial notice 
 
BMW pursues a policy of continuous, 
ongoing development that is conceived to 
ensure that our vehicles continue to 
embody the highest quality and safety 
standards combined with advanced, state-
of-the-art technology. For this reason, the 
features described in this Owner's Manual 
may differ from those on your vehicle. Nor 
can errors and omissions be entirely ruled 
out. You are therefore asked to appreciate 
that no legal claims can be entertained on 
the basis of the data, illustrations or 
descriptions in this Owner's Manual.  
     
        
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Notes
 
6
 
For your own safety 
 
Fuels 
 
Use unleaded gasoline only. Fuels 
containing up to and including 
10% ethanol or other oxygenates with up 
to 2.8% oxygen by weight Ð that is, 
15% MTBE or 3% methanol plus an equiv-
alent amount of co-solvent Ð will not void 
the applicable warranties with respect to 
defects in materials or workmanship. Field 
experience has indicated significant differ-
ences in fuel quality Ð volatility, composi-
tion, additives, etc. Ð among gasolines 
offered for sale in the United States and 
Canada. The use of poor-quality fuels may 
result in driveability, starting and stalling 
problems, especially under certain environ-
mental conditions such as high ambient 
temperature and high altitude. 
Should you encounter driveability prob-
lems which you suspect could be related to 
the fuel you are using, we recommend that 
you respond by switching to a recognized 
high-quality brand. 
Failure to comply with these recommenda-
tions may result in unscheduled mainte-
nance. 
Follow the relevant safety rules when you 
are handling gasoline.
 
<
 
 
 
Maintenance and repair 
 
Advanced technology, e. g. the use of 
modern materials and high-perform-
ance electronics, requires specially 
adapted maintenance and repair methods. 
Therefore, only have corresponding work 
on your BMW carried out by a BMW center 
or a workshop that works according to 
BMW repair procedures with correspond-
ingly trained personnel. If work is carried 
out improperly there is a danger of conse-
quential damage and the related safety 
risks.
 
<
 
 
 
Parts and accessories 
 
For your own safety, use genuine 
parts and accessories approved by 
BMW. 
When you purchase accessories tested 
and approved by BMW and Genuine BMW 
Parts, you simultaneously acquire the 
assurance that they have been thoroughly 
tested by BMW to ensure optimum perfor-
mance when installed on your vehicle. 
BMW warrants these parts to be free from 
defects in material and workmanship. 
BMW will not accept any liability for dam-
age resulting from installation of parts and 
accessories not approved by BMW. 
BMW cannot test every product made by 
other manufacturers to verify if it can be 
used on a BMW safely and without risk to 
either the vehicle, its operation, or its occu-
pants. 
Genuine BMW Parts, BMW Accessories 
and other products approved by BMW, 
together with professional advice on using 
these items, are available from all BMW 
centers. 
Installation and operation of non-BMW 
approved accessories such as alarms, 
radios, amplifiers, radar detectors, wheels, 
suspension components, brake dust 
shields, telephones Ð including operation of 
any portable phone from within the vehicle 
without using an externally mounted 
antenna Ð or transceiver equipment, for 
instance, CBs, walkie-talkie, ham radio or 
similar accessories, may cause extensive 
damage to the vehicle, compromise its 
safety, interfere with the vehicle's electrical 
system or affect the validity of the BMW 
Limited Warranty. Consult your BMW cen-
ter for additional information.
 
< 
 
Maintenance, replacement, or repair 
of the emission control devices and 
systems may be performed by any automo-
tive repair establishment or individual using 
any certified automotive part.
 
<