Selective Catalytic Reduction (Adblue) - Audi Q5 2016 Owner's Manual

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~ Loosen the strap from its bracket and pull on it
¢
fig. 192 .
Now you can open the fuel filler flap
as usual.
Selective catalytic
reduction (AdBlue)
General information
Applies to vehicles: with selective catalyt ic reduction
In vehicles with se lective cata lytic reduction, a
urea solution (Ad Blue) is injected into the ex-
haust system before a nitrogen ox ide catalytic
converter to reduce nitrogen emissions.
The AdBlue is carried in a separate tank in the ve-
hicle. The Ad Blue usage accounts for approxi-
mately 0.5% to 2.5% of the diesel fuel that is
used.
When a message about refilling the Ad Blue ap-
pears in the instr ument cluster disp lay, you must
refill the Ad Blue yourself or have it refilled by an
author ized Audi dealer or author ized Audi Service
Facility
¢ page 218.
(l)
Tips
- The display indicates the distance remain ing
that can be driven
¢page 217.
If the AdBl-
ue tank is complete ly empty, the engine w ill
not sta rt again after the ignition is sw itched
off.
- Ad Blue is req uired by law to operate this ve-
hicle.
Messages in the instrument cluster display
Applies to vehicles: with selective catalyt ic reduction
The display indicates if the Ad Blue level is low or
if there is a system malfunction .
AdBlue level low
You will be informed if the AdBlue in the tank
d rops below a certa in leve l.
AdBlue f) 1500 mi (2400 km)
Refill Ad Bl-
ue. See owner's manual
This message appea rs when t here is only eno ugh
Ad Blue left to drive t he distan ce indi cated in the
instr ument cluster . Fill the Ad Blue.
Fuel and Re fueling
AdBlue /9 600 mi (1000 km)
Refill Ad Blue!
No restart in 600 mi (1000 km) ! See owner's
manual
Th is mess age appears when there is on ly enough
Ad Blu e left to dr ive the distance indicated in the
instrument cluster. Fill the AdBlue . Otherwise
t he engine will not start again if yo u stop it once
the d istance ind icated has been driven.
Refill AdBlue! No re-
start! See owner's manual
Th is message appears when t he Ad Blue tank is
empty. Fill the AdBlue. Otherwise you wi ll not be
able to start the engine again once you stop it.
The Ad Blue must be refilled when the amount in
t he tank has reache d the m inimum leve l
¢
page 218, Filling AdBlue.
Incorrect filling/system malfunct ion
A message appea rs if the Ad Blue tank was filled
with a flu id other tha n Ad Blue and the system
has d etected t ha t the t ank was filled incorrectly,
or if the re is a system ma lfu nction.
Ad Blue,/' 600 mi (1000 km)
Ad Blue:
Fault ! No restart in 600 mi (1000 km) ! See
owner's manual
This message appears when it is on ly possible to
drive the distance indicated in the instrument
cluster . Drive to the nea res t a uthor ized Audi
dealer or authori zed Audi Se rvice Facility to have
the malfunc t ion cor rected. Otherw ise the eng ine
will not sta rt aga in if you stop it once the dis-
tance indicated has been driven .
AdBlue: System
fault . No restart! See owner's manual
This message appears if the system has detected
that the tank was filled incor rect ly or that there
is a ma lfunct ion. Drive immed iate ly to the near-
est au t hor ized Audi dealer or au t hori zed Audi
Se rvice Facility to have the ma lfunction correct -
ed. Otherwise you wi ll not be able to start the en -
gine again once yo u stop it.
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