Checking and Filling
cause overheating and damage to the catalytic
converter.
Tips
The fuel filler door on your vehicle does not
lock if you lock the vehicle from the inside us-
ing the central locking switch.
Malfunction Indicator Lamp (MIL)
If the
indicator light blinks or turns on, there
is a malfunction related to emissions which can,
for example, cause poor emissions quality and
damage to the catalytic converter. Drive slowly to
an authorized Audi dealer or authorized Audi
Service Facility to have the malfunction correct-
ed.
Manually releasing the fuel filler door
►
See an authorized Audi dealer or authorized
Audi Service Facility if you cannot open the fuel
filler door.
►
Afterward, drive to an authorized Audi dealer or
authorized Audi Service Facility to have the
malfunction corrected.
The indicator light can also turn on if the fuel fill-
1)
er cap is not closed correctly ðpage 253
.
Emissions control
system
Engine compartment
General information
General information
Special care is required if you are working in the
engine compartment
WARNING
The temperature of the exhaust system is
high, both when driving and after stopping
the engine.
For work in the engine compartment, such as
checking and filling fluids, there is a risk of in-
jury, scalding, accidents, and burns. For this
reason, follow all the warnings and general
safety precautions provided in the following in-
formation. The vehicle's engine compartment is
– Never touch the exhaust tail pipes once they
have become hot. This could result in burns.
– Do not park your vehicle over flammable
materials such as grass or leaves because
the high temperature of the emissions sys-
tem could start a fire.
a dangerous area. ð
.
Explanation of warning symbols:
Observe all warnings - there is a risk for
injury!
– Do not apply underbody protectant in the
exhaust system area, because this increases
the risk of fire.
Hot engine components!
Rotating parts!
Catalytic converter
The radiator fan can turn on at any time!
.
Observe the safety precautions ðpage 255, Gen-
eral information.
High voltage! The voltage level compo-
nents, such as the high-voltage system,
ignition system, or the belt alternator
starter, carry can cause fatal injuries.
Touching damaged live components can
result in a fatal electric shock.
The vehicle may only be driven with unleaded
gasoline, or the catalytic converter will be de-
stroyed.
Never drive until the tank is completely empty.
The irregular supply of fuel that results from that
can cause engine misfires. Uncombusted fuel
could enter the exhaust system, which could
High voltage! Turn off the engine before
coming into contact with any ignition
system components!
1)
Depending on the engine and country
255
English 
