Audi A7 2017 Owner's Manual page 199

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WARNING
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Ad Blue can irritate the skin, eyes and respira-
tory system. If there is contact with the fluid,
flush immediately with plenty of water . Con-
sult a physician if necessary.
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Note
- Only use Ad Blue that conforms to the
standard ISO 22241 -1. Do not mix any addi -
tives with the AdBlue and do not dilute it
with water.
- Do not add Ad Blue to the diesel ta nk or add
diesel fuel to the Ad Blue tank. Do not start
the engine under any circumstances if the
wrong f uel is filled in the tank. There is a
risk of damaging the fuel tank system and
the engine. See an author ized Audi dealer or
authorized Audi Service Facility for ass is-
tance .
- Ad Blue attacks surfaces such as painted ve-
hicle components, plast ic and carpet . Re-
move the fluid as quickly as poss ible with a
damp cloth and plenty of cold water. If the
Ad Blue has already crysta llized, use warm
water and a sponge . AdBlue residue that is
not removed will crysta llize and can damage
the affected surface.
- Do not store refill bottles or canisters per -
mane ntly in the vehicle . If the container
lea ks, the escaping AdBlue could damage
t he veh icle inter ior.
- Do not allow AdBlue to come into contact
with clothing. If there is contact with t he
fluid, f lush immed iate ly with plenty of wa-
te r.
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Tips
Follow the Ad Blue man ufact urer's instr uc-
t ions fo r use and storage.
Refilling AdBlue using a bottle
Applies to: vehicles with selective catalytic reduc t ion
.. Remove the cap from the refill bottle ¢
A
in
Filling AdBlue on page 197, ¢ (Din Filling
AdBlue on page 197 .
Ch e c k ing an d Filling
.. Position the bott le on the filler tube and turn
the bottle clockwise until it stops turning .
.. Press lightly against the bottom of the bottle
to empty it. Continue pressing the bottom of
the bottle until it is empty or until fluid stops
flowing into the tank .
.,. Remove the bottle and seal the filler neck
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page 198, Completing AdBlue refill.
CD
Note
Only use refill bottles that are approved for
your vehicle . Using other systems can cause
Ad Blue to leak.
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Tips
- You can obtain ref ill bottles from an author-
ized Audi dea ler or aut horized Audi Service
Facility.
- A permitted refill bottle contains approxi-
mately 0.5 gallon (1.9 liters) of AdBlue.
Refilling AdBlue using a canister
Applies to: vehicles with selective catalytic reduction
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Fig. 1 8 1 Caniste r with attachable hose
.. Remove the cover from the refill canister ¢
A
in Filling AdBlue on page 197, ¢ (Din Filling
AdBlue on page 197 .
.,. Secure the end of the hose (D on the opening in
t he caniste r @ by tu rning the hose to the right.
.,. Remove the cap @ from the ot her end of t he
hose @ .
.. Position the end of the hose @ on the filler
neck in the veh icle and turn the hose to the
right to tighten it.
.. Lift the canister up and then t ip it. Continue
holding the canister in a tipped pos ition until it ..,.
197