audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Draining fuel tank > < Fuel tank on front-wheel drive vehicles with 4-cylinder TFSI and 6-cylinder FSI engine
Fuel tank with components - exploded view
   
Fuel tank with components - exploded view
  Note
The illustration shows a fuel system without fuel return pipe.
1 - Fuel pipe
q   From fuel filter
q   To engine
q   Do not kink
q   Press release tab on pipe connector to disconnect
2 - Breather pipe
q   Leading to activated charcoal filter in wheel housing (front right)
q   Do not kink
q   Press release tab on pipe connector to disconnect
q   Clip onto fuel tank
3 - 2 Nm
4 - Heat shield
q   For fuel filler neck
5 - 23 Nm
q   Secures fuel filler neck and earth connection -item 11-
6 - Overflow hose
q   Attach to wheel housing
7 - Rubber cup
8 - Retaining ring
9 - Seal
q   Renew if damaged
10 - Filler cap
q   Secured to tank flap
11 - 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 5-
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
12 - Breather pipe
13 - Fuel tank
q   Removing and installing → Chapter
14 - Heat shield
q   For fuel tank
15 - 2 Nm
16 - Heat shield
q   For fuel tank
17 - 2 Nm
18 - Spreader clip
19 - Securing strap
q   Note different lengths
20 - 23 Nm

   
Installation position of earth connection
–  Route earth connection as shown in illustration.
–  First engage contact tab -2- of earth connection in mounting hole on fuel tank -5- and then press in spacer bush -1- if fitted.
–  Ensure that connector -4- for earth connection is properly seated on metal ring -3- 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.
  A20-10014

Draining fuel tank > < Fuel tank on front-wheel drive vehicles with 4-cylinder TFSI and 6-cylinder FSI engine