Lexus Car ES, IS, LS 1998-06

Fuel Pressure Regulator

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Removal & Installation





Click image to see an enlarged view

Fig. The fuel pressure regulator and fuel filter assembly removal and installation for the Grand Cherokee

The combination fuel filter/fuel pressure regulator is remotely mounted to the vehicle body, above the rear axle and near the front of the fuel tank.


NOTE
Perform fuel system pressure release procedure.

  1. Disconnect negative battery cable at battery.
  2.  
  3. Raise vehicle.
  4.  
  5. Clean area around 3 filter/regulator fittings.
  6.  
  7. Disconnect fuel supply, fuel return and fuel pressure lines at filter/regulator
  8.  
  9. Remove 2 mounting bolts and remove filter/regulator.

    Click image to see an enlarged view

    Fig. The fuel pressure regulator and fuel filter assembly removal and installation for the Grand Cherokee

  10.  

To install:

  1. Before installing filter/regulator, be sure all fittings are cleaned of all dirt and contaminants.
  2.  
  3. Be sure O-ring is positioned into fuel return fitting in filter/regulator.
  4.  
  5. Apply a small amount of clean engine oil to O-rings.
  6.  
  7. Position filter/regulator to body and install 2 bolts. Tighten bolts.
  8.  
  9. Connect 3 fittings.
  10.  
  11. Connect negative battery cable to battery.
  12.  
  13. Start engine and check for leaks.
  14.  

 
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