Chrysler Full-Size Vans 1989-1998 Repair Guide

Fuel Pressure Regulator/Filter Assembly

Print

REMOVAL & INSTALLATION



See Figure 1


CAUTION
Observe all applicable safety precautions when working around fuel. Whenever servicing the fuel system, always work in a well ventilated area. Do not allow fuel spray or vapors to come in contact with a spark or open flame. Keep a dry chemical fire extinguisher near the work area. Always keep fuel in a container specifically designed for fuel storage; also, always properly seal fuel containers to avoid the possibility of fire or explosion.

  1. Disconnect the negative battery cable.
  2.  
  3. Remove the fuel tank filler cap.
  4.  
  5. Properly relieve the fuel system pressure.
  6.  
  7. Raise and safely support the vehicle.
  8.  
  9. Remove the fuel tank assembly.
  10.  
  11. The fuel pressure regulator assembly is located on the top of the fuel pump assembly. It is not necessary to remove the fuel pump to remove the pressure regulator/filter assembly. Twist the regulator/filter assembly out of it's grommet on the fuel pump.
  12.  
  13. Remove the snap ring that retains the convoluted tube to the filter/regulator. Slide the tube down the plastic fuel tube to access the fuel tube clamp.
  14.  
  15. Gently cut the old fuel tube clamp off, taking care not to damage the fuel tube or drop the clamp inside the tank.
  16.  
  17. Remove the fuel tube from the regulator/filter assembly by gently pulling downward.
  18.  
  19. Remove the regulator/filter assembly from the fuel pump module.
  20.  

To install:
  1. Install a new clamp over the plastic fuel tube.
  2.  
  3. Install the regulator/filter assembly to the fuel tube. Rotate the regulator/filter until it is pointed in the 10 o'clock position.
  4.  
  5. Tighten the clamp to fuel line using Hose Clamp Pliers C-4124 or equivalent.
  6.  
  7. Slide the convoluted plastic tube up to the bottom of the regulator/filter and install the snap ring.
  8.  
  9. Press the regulator/filter assembly into the rubber grommet making sure it is pointed in the 10 o'clock position.
  10.  
  11. Install the fuel tank.
  12.  
  13. Lower the vehicle.
  14.  
  15. Connect the negative battery cable.
  16.  
  17. Install the fuel filler cap.
  18.  



Click image to see an enlarged view

Fig. Fig. 1: Detailed view of the fuel pressure regulator/filter assembly

 
label.common.footer.alt.autozoneLogo