audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Draining fuel tank > < Fuel tank - vehicles with front-wheel drive
Fuel tank with components - exploded view
   
Fuel tank with components - exploded view
  Note
Illustration shows fuel tank on vehicles with 4-cylinder engine.
1 - Fuel return pipe
q   From fuel filter and fuel cooler
q   Clip onto fuel tank
q   Press release tab (blue) on connector to disconnect
2 - Fuel supply pipe
q   To fuel filter
q   Clip onto fuel tank
q   Press release tab (black) on connector to disconnect
3 - 23 Nm
q   Secures fuel filler neck and earth connection -item 9-
4 - Overflow hose
q   Attach to wheel housing
5 - Rubber cup
6 - Retaining ring
7 - Seal
q   Renew if damaged
8 - Filler cap
q   Secured to tank flap
9 - Earth connection
q   To eliminate electrostatic charge
q   Installation position / test procedure → Fig.
q   Ensure that connector is seated properly and secure wire with securing bolt for fuel filler neck -item 3-
q   After installation, use an ohmmeter to check the electrical connection between the metal ring on the fuel filler neck and a bare metal part on the body - Specification: approx. 0 Ω
10 - Breather pipe
11 - Fuel tank
q   Removing and installing → Chapter
12 - Heat shield
q   For fuel tank
13 - 2 Nm
14 - Heat shield
q   For fuel tank
15 - 2 Nm
16 - Spreader clip
17 - Securing strap
q   Note different lengths
18 - 23 Nm

   
Installation position of earth connection
–  Route earth connection as shown in illustration.
–  Hook earth connection contact -1- into mounting hole on fuel tank -4-.
–  Ensure that connector -3- for earth connection is properly seated on metal ring -2- on fuel filler neck.
  Caution
After installation, use an ohmmeter to check the electrical connection between the metal ring on the fuel filler neck and a bare metal part on the body:
Specification: approx. 0 Ω.
  A20-0859

Draining fuel tank > < Fuel tank - vehicles with front-wheel drive