A4 Mk2
| Fuel delivery unit and fuel gauge senders - exploded view of components |
| 1 - | Fuel gauge sender -G- |
| q | Checking resistance values → Chapter |
| q | Removing and installing → Chapter |
| 2 - | Fuel delivery unit |
| q | Checking fuel pump (electrical test) → Chapter |
| q | Different versions are available; allocation → Parts catalogue |
| q | Checking residual pressure → Rep. Gr.24 |
| q | Removing and installing → Chapter |
| q | Put at least 5 litres of fuel into tank after installing |
| 3 - | Seal |
| q | Renew |
| q | Install dry |
| 4 - | Locking ring |
| q | Remove and install using wrench -T10202- |
| q | Tighten to 145 Nm |
| 5 - | Fuel supply pipe |
| q | To fuel filter |
| q | Do not kink |
| q | Mark before removing |
| q | To disconnect from flange, press release tab on connection |
| q | Note direction of arrow (fuel supply or fuel return system) on flange when installing |
| q | Clip onto fuel tank |
| 6 - | Fuel return pipe |
| q | From fuel filter |
| q | Do not kink |
| q | Mark before removing |
| q | To disconnect from flange, press release tab on connection |
| q | Note direction of arrow (fuel supply or fuel return system) on flange when installing |
| q | Clip onto fuel tank |
| 7 - | Fuel line to metering pump |
| q | For auxiliary heater |
| 8 - | Electrical connector |
| q | For fuel gauge sender -G- |
| q | For fuel system pressurisation pump -G6- |
| 9 - | Supply pipe for suction-jet pump |
| q | From fuel pump to suction-jet pump |
| q | Press release tab on pipe connector to disconnect |
| 10 - | Electrical connector |
| q | For fuel gauge sender 2 -G169- |
| 11 - | Locking ring |
| q | Remove and install using wrench -T10202- |
| q | Tighten to 145 Nm |
| 12 - | Seal |
| q | Renew |
| q | Install dry |
| 13 - | Suction-jet pump |
| q | Checking suction-jet pump → Chapter |
| q | Removing and installing → Chapter |
| 14 - | Fuel gauge sender 2 -G169- |
| q | Checking resistance values → Chapter |
| q | Removing and installing → Chapter |
| 15 - | Fuel supply pipe |
| q | From suction-jet pump to fuel delivery unit |
| q | Clipped onto fuel delivery unit |
