Fuel pumping unit and fuel level indicator sensor:
1. Fuel pumping unit with a blind flange
2. Sealing cuff. Replace, install dry
3. Fuel supply line to the fuel filter. Before disconnecting, mark, to separate from the blind flange, press the release button on the connector, do not bend, at the outlet there is a "V" marking on the blind flange, fix with clamps on the fuel tank
4. Return fuel line. Before disconnecting, mark, to separate from the blind flange, press the release button on the connector, do not bend, at the outlet there is a marking "R" on the blind flange, fix with clamps on the fuel tank
5. Electrical connector of fuel level indicator sensor "G"
6. Union nut, 80 Nm, removal and installation using union nut wrench "3217"
7. Fuel level indicator sensor "G". Check resistance values