Checking and Filling
If the indicator light does not turn off, drive im
mediately to an authorized Audi dea ler or author
ized Audi Service Fac ility to have the malfunction
corrected.
A WARNING
The temperature of the exhaust system is
high, both whe n driving and after stopping
the engine .
- Never touch the exhaust ta il pipes once they
have become hot. This could result in burns .
- Do not park you r vehicle over flammable
materials such as g rass or leaves because
the h igh temperat ure of the emiss ions con
t rol sys tem cou ld start a f ire.
- Do not apply underbody p rotectant in the
exha ust system a rea, because this increases
the risk of fire.
- Applies to: vehicles wi th diesel particulate
filte r: always adjus t your speed to the
weathe r, road, te rra in and traffic con ditio ns
dur ing diesel partic ulate fi lter regene ration.
Yo u should never disobey tra ffic laws in or
der to fo llow dr iv ing recommendations.
(D Tips
Applies to: ve hicles with diesel particulate filter
- Due to the high temperatures that occur
d uring diesel pa rticu late filter regenerat ion,
the radiator fan may continue runn ing after
the engine stops, even if the engine did not reach its operat ing temperatu re.
- Noises, odors and increased speeds may oc
cur d uring the regeneration.
- Always use the co rrect engine oil and fuel to
ens ure that the serv ice life of the d iesel par
ticulate filter is not reduced.
318
On Board Diagnostic
System (OBD)
The On-Board Diagnostic System monitors the
engine and transmission components that influ
ence emissions.
Fig. 260 Footwe ll on left s ide of t he ve hicle : con necti on
port fo r the O n-Boa rd D iagnostic Sys tem (OBD)
On -Board Diagnostic System
Engine data can be read out a t the On-Board Di
agnost ic System connection port using a specia l
testing device
c::> fig. 260 .
Indicator light
If thP ¢'4 ind icator light blink s or turns on , the re
i s a ma lfunction that is causing poor emissions
quality a nd that cou ld damage the catalytic con
verter .
D rive slowly to an authorized Audi dealer or au
thorized Audi Serv ice Facility to have the mal
funct ion corrected .
The ind icator light can a lso turn on if the fuel fill
er cap is not closed correctly
c::> page 312 .
A WARNING
Incorrect use of the co nnect ion port for the
On-Board D iagnost ic System can cause mal
f u nct ions, wh ich can t hen resul t in accidents
and se rious inj uries.
- Only allow an a utho rized Aud i dea le r or au
thorized A udi Se rvice Fa cility to read out the
e ngine da ta.
-
Cl a:, ...... N
" N ...... 0
0
::r '
Consumer Information
Warranty coverages
Your Audi i s co vered by the following warran
tie s:
- New Vehicle Limited Warranty
- Limited Warranty Against Corrosion Perfora-
tion
- Emissions Control System Warranty
- Emissions Performance Warranty
- California Emissions Control Warranty (USA
vehicles only)
- California Emissions Performance Warranty
(USA vehicles only)
Detailed information regarding your warranties
can be found in your
Warranty & Maintenance
booklet .
Operating your vehicle
outside the U.S.A. or
Canada
Government regulati ons in the United States and
Canada require that automobiles meet specific
emission regulations and safety standards.
Therefore, vehicles built for the U.S.A. and Cana
da differ from vehicles sold in other countries.
If you p lan to take you r vehicle outside the conti
nenta l limits of the United States or Canada,
there is the possibility that:
- un leaded fue ls for vehicles with catalytic con
verter may not be available;
- fuel may have a conside rably lower octane rat
ing . Improper fuel may cause engine damage;
- service may be inadequate due to lack of proper
service facilities, tools or testing eq uipment;
- r eplacement parts may not be readily available.
- Navigation systems for veh icles built for the
U.S .A . and Canada w ill not necessarily work in
Eur ope, and may not wo rk in other countries
outside of North America.
Consumer Information
@ Note
Audi cannot be responsib le for mechanical
damage that could resu lt from inadequate
fuel, service or parts ava ilability.
Audi Service Repair
Manuals and Literature
Audi Official Factory Service Manuals and Litera
ture are published as soon as poss ible after mod
el introduction. Se rvice Ma nuals and literature
are available to order from the Audi Tec hni cal Lit
erature Orde ring Center at :
www.audi.techliterature.com
Maintenance
General
Your vehicle has been designed to help keep
maintenance requirements to a minimum. How
ever, a certain amount of regular maintenance is
still necessary to assure your vehicle's safety,
economy and reliab ility . For detailed vehicle
maintenance consult your Warranty & Mainte
nance booklet .
Under difficult operating conditions, for exam
ple at extremely low outside temperatures, in
very dusty regions, when tow ing a trailer very fre
quently, etc., some service wo rk shou ld be per
formed between the intervals specified. This ap
plies particularly to:
- oil changes, and
- cleaning or replac ing the a ir filter .
® For the sake of the environment
By regularly maintain ing your vehicle, you
help make sure that emiss io n standards are
maintained, thus min imiz ing adverse effects
on the environment .
Important considerations for you and your
vehicle
The increasing use of electronics, sophisticated
fuel injection and emission control systems, and
the genera lly increasing technica l complexity of .,.
377
