Replacing the fuel filter (Opel Corsa B)

Petrol models

The fuel filter is located on the bottom of the car, on the right, next to the fuel tank. To replace the filter, you will need special pliers HAZET 4501-1.

When replacing the fuel filter, observe fire safety regulations!

1. Release the pressure in the fuel system (see Chapter Fuel, exhaust and emission control systems).

2. Disconnect the negative cable from the battery.

3. Jack up the car and place it on supports.

4. Place a suitable container under the fuel filter to collect the fuel.

5. Tape the fuel supply and return hoses.

The location of the hoses can be determined by the direction of the arrow on the filter, the arrow points in the direction of the flow.

6. Open the quick-release connections of the fuel hoses using the special pliers HAZET 4501-1 and disconnect both hoses.

Opening quick-release couplings

Fill the fuel filter with fuel after disconnecting the hoses.

7. Cover the fittings with a rag.

8. Disconnect the electrical connector and remove the filter from the holder.

9. Install the fuel filter so that the arrow on its body points in the direction of fuel flow, i.e. from the tank to the engine compartment.



Correct installation of the fuel filter



10. Install the removed components in reverse order.

Diesel models

1. Drain the fuel from the filter (see section Removal sediment from a diesel engine fuel filter).

2. Disconnect the electrical wiring from the temperature-sensitive switch and the filter heating element installed between the fuel filter and its support bracket.

3. On 1.5L engine disconnect the fuel hoses from the filter cover. Remove the fuel filter with the holder. Carefully clamp the filter in a vice and unscrew its cover.

4. On 1.7 l engine disconnect the fuel filter from the holder and remove it.

Removal the fuel filter



5. Clean the filter housing thoroughly.

6. Secure the new filter by hand, after wetting its seal with diesel fuel. Before installing the filter on a 1.7 l engine fill it with diesel fuel.



7. Secure the fuel hoses if removed.

8. Connect the fuel filter heating wiring connector.

9. Start the engine and bleed the fuel system (see Chapter Fuel, exhaust and emission control systems).

10. Drive the vehicle and check the fuel system for leaks.