The Series II Discovery debuted in autumn 1998 and in the US in 1999.

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How to replace fuel pressure regulator

No instructions or schematics for 2004 4.6 SE online. They sell the regulator, then say it's in the tank?

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@marshada "All the injectors are fed from a common fuel rail as part of the returnless fuel system. Fuel pressure is maintained at a constant 3.5 bar (52 lbf.in2) by a regulator that is integral with the fuel pump.

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It's in the tank.

Pump - fuel

NOTE: The fuel pump and fuel gauge tank unit are integral parts of the fuel pump housing and cannot be renewed separately

Remove

1. Release fixings and remove battery cover.

2. Disconnect battery earth lead.

3. Models with third row seats: Remove RH third row seat.

4. Remove right hand rear lower quarter trim casing.

5. Models with third row seats: Remove 4 screws securing third row seat latch finishers to body and finishers.

6. Release and remove screw cover from rear floor carpet finisher.

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7. Remove 6 screws securing loadspace carpet finisher, remove finisher.

8. Release carpet and tie aside.

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9. Remove 6 screws securing fuel pump access panel to floor.

10. Remove access panel.

11. Clean fuel pump hose connections.

12. Position absorbent cloth to absorb fuel spillage.

13. Disconnect multiplug and fuel hose from fuel pump housing.

CAUTION: Always fit plugs to open connections to prevent contamination.

14. NAS models: Disconnect pressure sensor pipe from fuel pump housing.

CAUTION: Always fit plugs to open connections to prevent contamination.

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15. Use LRT-19-009 to remove locking ring from fuel pump housing.

16. Remove fuel pump and discard sealing ring.

Refit

1. Clean fuel pump housing and mating face on fuel tank.

2. Fit new seal to mating face on fuel tank.

3. Fit fuel pump assembly to fuel tank and use LRT-19-009 to fit locking ring.

4. Connect multiplug and fuel hose to fuel pump housing.

5. NAS models: Connect pressure sensor pipe to fuel pump housing.

6. Fit fuel pump access panel and secure with screws.

7. Reposition carpet.

8. Fit carpet finisher and secure with screws.

9. Fit screw cover.

10. Models with third row seats: Fit and secure

third row seat latch finishers.

11. Fit right hand rear lower quarter trim casing.

12. Models with third row seats: Fit RH third row seat.

13. Connect battery earth lead.

14. Fit battery cover and secure with fixings

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