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- A worn or damaged nozzle or a nozzle t hat
is too sma ll may not be ab le to open the
diesel misfueling guard. If this is the case,
try turning the nozzle before insert ing it in
the fue l filler neck, use a different fuel
pump, or see an aut horized Audi dea ler or
aut horized Audi Service Facility for ass is-
tance.
- The misfueling guard does not open when
adding fue l from a fue l conta iner . You can
bypass it by addi ng the diesel fuel slowly.
Fuel filler door emergency release
If the central locking system is faulty, the fuel
filler door con be unlocked manually .
Fig. 178
Right side tr im in the luggage compart ment : re-
moving t he trim
N
N
9
~
Fig. 17 9
Luggage compartme nt: fuel f iller door emerge ncy
release
Removing the side trim
.,. To remove the right side t rim, first remove the
retaine r from the mounts
c::>
fig. 178 .
.. Turn both locking mechanisms 90° to the left
using a coin or a similar object and remove the
~
locking mechanisms .
.-,
N
"
N
.-,
0
00
~
ll
Market -spe cific
Checking
and Filling
.. Tilt the retainer upward and pull t he trim out .
Lay the trim down on its side, because there is
an elect rical wire for the socket* on the back.
Fuel filler door emergency release
.. Loosen the st rap from its bracket and pull on it
c::>
fig. 179
c::> ( i) .
The fuel filler door is released .
.. Press on the left side of the fue l filler door to
open it
c::>
page 193, fig. 176 .
(D
Note
Only pull on the loop until you fee l resista nce.
You will not hea r it release . Othe rwise you
could damage the emergency release mecha-
nism.
Selective
catalytic
reduction
(AdBlue/DEF)
General information
Applies to: vehicles with selective catalyt ic reduct ion
In vehicles with selective catalyt ic reduction, a
urea solution (AdBlue/DEF) is injected into the
exhaust system before a nitrogen oxide catalytic
converter to reduce nitrogen em issions . The urea
solution is known as Ad Blue or DEF (Diesel Ex-
haust Fluid). Ad Blue is used in t he following.
The Ad Blue is carried in a separate tank in the ve-
hicle. The AdBlue usage accounts for app roxi-
mately 0.5% t o 2.5% of the diesel fuel that is
used .
When a message about refilling the AdBlue ap-
pears in the instrument cluste r display, you must
refill t he Ad Blue yourse lf or have it refilled by an
autho rized Audi dea ler or autho rized Audi Service
Facility
c::>
page 196 .
(D
Tips
- The instr ument cluster disp lay indicates t he
distanc e remaining that can be driven
c::>
page 196. If the Ad Blue t ank is com-
plet ely empt y, the eng ine will not start
agai n afte r the ignit ion is swit ched off.
195
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