A4 Cabriolet Mk2
| Fuel filter on vehicles with 1.9 ltr. 4-cylinder engine - exploded view of components |
Note| Fitting location of fuel filter: at rear of engine, left side. |
| 1 - | Water drain plug |
| 2 - | Seal |
| q | Renew if damaged |
| 3 - | Fuel filter |
| q | With seal for regulating valve |
| q | Renew filter at intervals specified in Service Schedule → Booklet803 |
| q | Fill with diesel before installing |
| 4 - | Fuel supply hose |
| q | To tandem pump |
| 5 - | O-rings |
| q | Renew |
| 6 - | Fuel return hose |
| q | From tandem pump |
| 7 - | 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 | Watch O-rings when fitting valve |
| q | Temperatures below + 15 °C: Passage to filter open |
| q | Temperatures over + 31 °C: Passage to filter closed |
| 8 - | Fuel return hose |
| q | To fuel tank |
| 9 - | Retaining clip |
| 10 - | Fuel supply hose |
| q | From fuel tank |
| 11 - | Threaded bush |
| 12 - | 20 Nm |
| 13 - | Retainer |
| q | For fuel filter |
| 14 - | Clamping bolt |
| 15 - | 15 Nm |
| 16 - | 10 Nm |
