A4 Mk2
Fuel filter on vehicles with 2.5 ltr. 6-cylinder engine - exploded view of components |
Note
Fitting location of fuel filter: at rear right of engine compartment. |
1 - | 8 Nm |
2 - | Retainer |
q | For fuel filter |
3 - | Retaining clip |
4 - | Fuel return hose |
q | From injection pump |
5 - | Regulating valve |
q | Installation position: arrow points towards fuel tank |
q | When changing filter, remove retaining clip and take off regulating valve with fuel hoses still attached. |
q | Make sure O-ring in filter housing is in correct position when fitting regulating valve |
q | Temperatures below + 15 °C: Passage to filter open |
q | Temperatures over + 31 °C: Passage to filter closed |
6 - | Fuel return hose |
q | To fuel tank |
7 - | Fuel supply hose |
q | From fuel tank |
8 - | Water drain screw, 4 Nm |
9 - | Seal |
q | Renew |
10 - | Fuel filter |
q | With seal for regulating valve |
q | Flow direction is marked by arrows |
q | Do not interchange connections |
q | Renew filter at intervals specified in Service Schedule → Booklet803 |
q | Fill with diesel before installing |
11 - | Fuel supply hose |
q | To injection pump |
12 - | Plastic element |
q | Slide onto filter |
13 - | 5 Nm |