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30
Instruments
and warning
/i ndicator
lights
has been assigned a code. In case of a ma l-
function, the component will be identified
and the fault stored as a code in the contro l
module memory.
The MIL light may also illuminate if there is a
leak in the on-board fue l vapor recovery sys-
tem .
If
the light illuminates after a refue lling,
stop the vehicle and make sure the fuel filler
cap is properly closed ¢
page 216.
In order to make an accurate diagnosis, the
stored data can only be displayed using spe-
cial diagnostic equipment (generic scan tool
for OBD) .
In order to connect the special diagnostic
equipment, push the plug into the Data Link
Connector (DLC). The DLC is located to the
right of the hood release ¢ fig.
16.
Your authorized Audi dealer or a qualified
service station can interpret the code and per-
form the necessary repair.
A
WARNING
Do not use the diagnostic connector for
personal use . Incorrect usage can cause
malfunctions, which can increase the risk
of a collision!
Electronic speed limiter
-
Your vehicle may be factory equipped with
tires that are rated for a maximum speed of
130 mph (210 km/h) . This is less than the
maximum speed of your vehicle. To reduce the
risk of sudden tire failure and loss of control if
the vehicle is operated at excessive speeds,
your vehicle also has an electronic speed limit-
er. The electronic speed limiter prevents your
vehicle from going faster than the tire speed
rating. For more informat ion ¢
page
257 .
If the engine control unit receives faulty vehi-
cle road speed signals, the Malfunction Indi-
cator Lamp (MIU
¢'4
will illuminate.
If
this
occurs, contact the nearest authorized Audi
dealer for assistance.
S models
Your vehicle's top speed is elect ronically limit-
ed to 155 mph (250 km/h).
If the engine control unit receives faulty vehi-
cle roadspeed signals, the Malfunction Indica-
tor Lamp (MIL)
¢'4
will illuminate .
If
this oc-
curs, contact the nearest authorized Audi
dealer for assistance.
_&
WARNING
-=
-
Always observe the posted speed limits
and adjust your speed to suit prevailing
road, traffic and weather cond itions. Never
drive your vehicle faster than the maxi-
mum speed rating of the tires installed .
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