Checking and Filling
- Ad Blue is required by law to operate this ve-
hicle .
Messages in the instrument cluster display
Applies to: vehicles with selective catalytic 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 Ad Blue in the tank
drops below a certain level.
Please refill AdBlue. Range x mi (km)
This message appears when there is only enough
Ad Blue left to drive the distance indicated in the
driver information system . Fill the AdBlue.
Ad Blue ,0 Refill AdBlue! Cannot start engine
in x mi (x km)! See owner's manual
This message appears when there is only enough
Ad Blue left to drive the distance indicated in the
driver information system. Fill the AdBlue. Other-
wise the engine will not start again if you stop it
once the distance indicated has been driven. You
can also check the remaining distance in the on-
board computer* .
Refill Ad Blue! No restart! See own-
er's manual
This message appears when the Ad Blue tank is
empty . Fill the Ad Blue . Otherwise you will not be
able to start the engine again once you stop it .
The AdBlue must be refilled when the amount in
the tank has reached the minimum level
c::> page 196, Filling AdBlue.
Incorrect filling/system malfunction
A message appears if the Ad Blue tank was filled
with a fluid other than AdBlue and the system
has detected that the tank was filled incorrect ly,
or if there is a system malfunction .
Ad Blue-/' Ad Blue: system fault . No restart in
x mi (x km) See owner's manual
This message appears when it is only possible to
d rive the distance indicated in the dr iver informa-
tion system. Drive to the nearest autho rized Aud i
dealer or a uthorized Aud i Serv ice Facility to have
196
the malfunction corrected . Otherwise the engine
will not start again 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 t ank was filled incorrect ly or that there
is a ma lfunction. Drive immed iate ly t o the near-
est authorized Audi dealer or authorized Audi
Service Facility to have the ma lfunction correct -
ed. Otherwise you will not be able to start the en-
gine again once you stop it.
Filling AdBlue
Applies to : vehicles with selective cata lytic reduct ion
Fig. 180 Right rear side of the vehicle: removing the Ad Bl-
ue cap
The Ad Blue tank open ing is located near the die-
sel tank opening . Add at least 1.5 gallons (S. 7
liters) of Ad Blue. This is the minimum amount re-
quired to ens ure the system detects the refilling
and to start the eng ine. You can add a maximum
of 4.5 ga llons (17 lite rs).
Requirement: the request to add AdBlue must
appear in the ins t rument cluster display .
.,. Switch the ignition off.
.,. Open the tank filler door
c::> page 193.
.,. Turn the cap on the filler neck counter-clock-
wise using the wheel wrench from the vehicle
tool kit to remove it
c::> fig. 180.
.. Fill the Ad Blue using a bottle c::> page 197 or a
canister
c::> page 19 7.
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