The ISF2.8 engine uses a cartridge fuel filter

The water-in-fuel sensor is built into the fuel filter housing along with the fuel heater.

The fuel filter is installed between the fuel pump and the fuel tank and is secured to the left side member in the engine compartment.

The filter operates under vacuum.

A hand pump is used to fill the system with fuel.

The fuel filter element is replaced without removing the filter housing.

Disconnect the negative terminal from the battery.

Place a container to collect the fuel under the fuel filter housing.

Removing and installing the fuel filter

Open the drain cock by turning the wing nut counterclockwise

Removing and installing the fuel filter

Unscrew the plug on the filter housing cover

Drain the fuel in the filter housing through the tap.

Screw the air bleed plug into the cover.

Removal and installation of the fuel filter

We squeeze the retainer of the wiring block and disconnect the block

Removal and installation of the fuel filter

We squeeze the retainer and disconnect the fuel supply line from the filter nipple

Removing and installing the fuel filter

Unscrew the clamping nut of the filter housing cover counterclockwise

Removing and installing the fuel filter

Move the cover away from the housing

Removing and installing the fuel filter

We remove the filter element from the housing. Close the drain cock

Removing and installing the fuel filter

Install a new filter element

To facilitate bleeding the fuel system, pour clean fuel into the filter housing to a level of 10 - 15 mm below the edge of the housing.

Lubricate the sealing ring of the housing cover with fuel.

Install the cover and tighten the clamping nut at least 3.5 turns.

Bleeding the fuel system (article - Maintenance of the fuel system).

Removal and installation of the fuel filter assembly

We remove the fuel filter completely only for its repair or replacement.

Disconnect the negative terminal of the battery

Place a container for draining the fuel sediment under the filter housing

Removal and installation of the fuel filter

Open drain cock, turning the wing nut counterclockwise

Removing and installing the fuel filter

Drain the fuel sediment through the cock, screw the air bleed plug into the cover.

Removing and installing the fuel filter

Press the wire block retainer and disconnect block

Removing and installing the fuel filter

Squeeze the retainer and disconnect the fuel supply line from the filter nipple

Removing and installing the fuel filter

Press the retainer of the water sensor wire block and disconnect the block.

Removing and installing the fuel filter

Press the retainer and disconnect the tip of the fuel outlet line from the filter nipple

Removing and installing the fuel filter

Unscrew the nut securing the rear filter bracket to the frame side member and remove the bolt

Removing and installing the fuel filter

Unscrew the nut securing the front filter bracket and remove the bolt from the hole

Removing and installing the fuel filter

Removing the fuel filter

Removing and installing the fuel filter

Unscrew the nut securing the rear filter bracket to the filter housing, remove the bolt and remove the bracket from the filter

Removing and installing the fuel filter

If necessary, disassemble the filter and remove the filter element

Install the filter in the reverse order and bleed the fuel system.