Fuel Delivery and Air Induction: Service and Repair

Fuel Tank Components, Removing and Installing






1 Sealing cap
Secured with strap from m.y. 2000

2 Seal
Replace if damaged

3 Bolt

4 Tank flap unit
With rubber cup

5 Ground connection

6 O-ring
Replace

7 Vent valve
To remove: unclip valve out of side support
Before installing, remove sealing cap (item 1)

8 Vent line
Ensure it is securely seated

9 Clamping washer
10 Heat shield
11 Fuel tank cover
12 25 Nm (18 ft lb)

13 Mounting strap
Note differing lengths

14 Fuel tank
Support with VAG1383A engine/transmission jack when removing

15 Sealing ring
Replace if damaged
Moisten with fuel when installing

16 Fuel gauge sensor

17 Union nut
Remove and install using 3217 wrench

18 Supply line
Clipped onto fuel tank
Ensure it is securely seated
Black
To remove flange: press down on tabs at connection

19 Return line
At connection -R-
Blue or blue markings
Clipped onto fuel tank
Ensure it is securely seated
To remove from flange, press down on tabs at connection

20 Clamp
Replace clamps

21 Hose

22 Gravity/overflow - valve
To remove valve, unclip upwards out of support
Check valve for flow valve vertical: open, valve tilted 45°: closed

23 10 Nm (7 ft lb)