Audi A7 Sportback  Service and care  Checking and topping up fluids  Selective catalytic reduction (AdBlue)
Take the cap off the refill bottle WARNING!, Caution!.
Screw the bottle clockwise onto the filler neck as far as it will go.
To empty the bottle, lightly press the bottom of the bottle. Keep pressing the bottom of the bottle until the bottle is empty, or until no more fluid runs into the tank.
Remove the bottle and screw the tank cap back on Link.
Caution!
Use only refill bottles of the correct type approved for your vehicle. AdBlue may leak out if you use another system.
Note
  • Refill bottles are available from qualified workshops.
  • Approved refill bottles contain about 1.9 litres of AdBlue.

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