Fuel Filter: Service and Repair

Fuel Filter With Attachments, Removing And Installing (Vehicles With Engine Code BEV, BGD)







NOTE:
- To prevent damage to catalytic converter the fuel system (without return hose to fuel rail) must be bled after repair work on fuel lines or on fuel filter.
- The vehicle must only be started after bleeding.
- Bleed fuel system.

1. Fuel filter
- Installation position: Arrows point in direction of flow
2. Rubber grommet
3. Retaining clip
- For fuel pressure regulator
- Check for secure fit
4. Ground (GND) connection
- Check for secure fit
- Bolted on fuel filter bracket
5. Connection, supply line
6. Connection, return line
7. Fuel pressure regulator
- 4 bar
- Checking fuel pressure regulator and residual pressure
8. Seal
- Always replace
9. O-ring
- Always replace
10. Connection, supply line
- To fuel supply line at fuel distributor.