Fuel Filter: Service and Repair

Fuel Filter Assembly Overview

Engine compartment fuel lines, connection diagram. Refer to --> [ Engine Compartment Fuel Lines, Connection Diagram ] Engine Compartment Fuel Lines, Connection Diagram.

Coolant hose connection diagram. Refer to --> [ Coolant Hose Connection Diagram ] [1][2]Cooling System.





1 Fuel line

• Between fuel filter cover --> [ (Item 6) Fuel filter cover ] (identification on connection - RT -) and fuel cooler --> [ (Item 16) Fuel cooler ].

• Blue or with blue marking.

• Ensure seated tightly.

2 Fuel supply line

• From fuel tank to fuel filter cover --> [ (Item 6) Fuel filter cover ] (identification on connection - VF -).

• White or with white markings.

• Ensure seated tightly.

3 Locking bolt, 5 Nm

4 Seal

• Replace.

5 Water drain connection

• To drain water, extract approximately 100 cm3 using suction pump (VAS 5226).

6 Fuel filter cover

• Note installation position.

• Only possible to install in one position.

7 Seal

• Replace.

8 Fuel filter insert

• Observe change intervals.

9 8 Nm

10 Seal

• Note installation position.

• Replace.

11 Fuel filter

• Secured to bracket --> [ (Item 12) Bracket ].

12 Bracket

• For fuel filter --> [ (Item 11) Fuel filter ] and fuel cooler --> [ (Item 16) Fuel cooler ].

13 50 Nm + 1/4 turn (90°)

• Replace.

14 Coolant hose

• Ensure seated tightly.

15 Fuel return line

• To junction piece.

• Blue or with blue marking.

• Ensure seated tightly.

16 Fuel cooler

• secured to bracket --> [ (Item 12) Bracket ].

17 Fuel return line

• From connection at fuel pipe --> [ (Item 3) Fuel return line ] Engine Compartment Fuel Lines, Connection Diagram to fuel filter cover --> [ (Item 6) Fuel filter cover ] (identification on connection - RF -).

• Blue or with blue marking.

• Ensure seated tightly.

18 Fuel supply line

• From fuel filter cover --> [ (Item 6) Fuel filter cover ] (identification on connection - VM -) to connection at fuel pipe --> [ (Item 2) Fuel supply line ] Engine Compartment Fuel Lines, Connection Diagram.

• White or with white markings.

• Ensure seated tightly.