9-3 1999

Fuel Pressure Regulator

Print

Removal & Installation



2.0L Engine
  1. Before servicing the vehicle, refer to the precautions.
  2.  
  3. To minimize any remaining fuel pressure, remove the fuel pump fuse no. 32 while the engine is idling. Turn the ignition OFF once the engine has stopped.
  4.  
  5. Remove the top engine cover.
  6.  
  7. Remove the charge air pipe as follows:
    1. Disconnect the connector from the pressure/temperature sensor
    2.  
    3. Remove the screw securing the bypass pipe to the turbo unit inlet pipe.
    4.  
    5. Remove the hose clips on the throttle body and charge air hose
    6.  
    7. Remove the screw securing the charge air pipe to the cylinder head attachment.
    8.  
    9. On manual transmission vehicles, Remove the venturi hose from the charge air pipe.
    10.  

  8.  
  9. Detach the vacuum hose from the fuel pressure regulator.
  10.  
  11. Undo the screw and open the clamp.
  12.  
  13. Work loose the fuel pressure regulator.

    Click image to see an enlarged view

    Fig. Fuel pressure regulator (5) hose (3) and fastener (4) location (2)

  14.  

To install:

  1. Installation is the reverse of removal.
  2.  
  3. Lubricate the fuel pressure regulator O-ring with acid-free Vaseline.
  4.  

2.3L Engine
  1. Before servicing the vehicle, refer to the precautions.
  2.  
  3. Reduce the fuel pressure by removing fuse 19 for the fuel pump while the engine is running. Once the engine has stopped, turn the ignition key to LOCK and reinstall the fuse.
  4.  
  5. Remove the engine cover by undoing on snap fastener at a time, starting at the oil filler cap.
  6.  
  7. Unplug the connectors from the oxygen sensor and crankshaft position sensor.
  8.  
  9. Remove the vacuum hose.
  10.  
  11. Remove the bolt and open the clamp.
  12.  
  13. Remove the pressure regulator.

    Click image to see an enlarged view

    Fig. Fuel pressure regulator location

  14.  

To install:

  1. Lubricate the O-ring with non-acidic Vaseline before installing.
  2.  
  3. Manipulate the diaphragm of the pressure regulator prior to installation.
  4.  
  5. Fold down the clip and Install the screw.
  6.  
  7. Install the vacuum hose.
  8.  
  9. Plug in the connectors from the oxygen sensor and crankshaft position sensor.
  10.  
  11. Install the engine cover
  12.  

 
label.common.footer.alt.autozoneLogo