Removing
Place the car on a lift.
Remove:
- plastic screen under the fuel filter,
- right front fender mounting bolts (1).
Slightly move aside the shield of the right front wheel arch.
Filter type MAHLE
Remove:
- nuts of fastening of a protective casing of the fuel filter (2),
- fuel filter cover
- fuel filter from the bracket, marking its original position.
Disconnect connector (4) water presence sensor.
Place a container under the fuel filter.
Open the bleed valve (3) and let the fuel drain.
Attention! Do not allow fuel line fittings to come into contact with contaminated surfaces.
Note: Before removing the diesel fuel filter, mark the position of the pipe fittings relative to the diesel fuel filter.
Disconnect the fuel line fittings from the fuel filter.
Let the fuel drain from the lines into a container.
Insert the plugs into the holes.
Remove the water in fuel sensor by turning it counterclockwise.
DELPHI type filter
Disconnect connector (5) water presence sensor.
Remove:
- nuts of fastening of a protective casing of the fuel filter (6),
- fuel filter cover
- fuel filter from the bracket, marking its original position.
Install a container under the fuel filter.
Disconnect:
- fuel inlet fitting (7),
- fuel outlet fitting (8),
- union (9) fuel drain pipeline.
Let the fuel drain from the lines into a container.
Remove the water in fuel sensor (10), by turning it counterclockwise.
Insert the plugs into the holes.
Installation
Install the water-in-fuel sensor by turning it clockwise.
Attach:
- fuel line fittings to the fuel filter,
- water in fuel sensor connector.
Install:
- fuel filter to its original position,
- fuel filter cover
- nuts for securing the protective casing of the fuel filter.
Removing water accumulated in the fuel filter
Note: Some vehicles have a water in fuel sensor located in the filter. If there is water in the fuel, the injection warning light will come on.
Periodically drain the accumulated water in the diesel fuel filter.
On a filter without a water-in-fuel sensor:
- open the drain plug
- drain the water sediment
- close the stopper.
On a filter with a water-in-fuel sensor:
- disconnect the water in fuel sensor connector,
- Disconnect the water-in-fuel sensor connector from the holder,
- unscrew the water-in-fuel sensor one turn,
- drain the water sediment
- tighten the water in fuel sensor,
- connect the connector of the water presence sensor.
Install:
- fender liner right front wheel arch,
- plastic screen under the fuel filter.
Manual fuel supply system
Fill the system with fuel using the manual priming pump (11) (with automatic venting).