Toyota Celica 1994-1998 Repair Guide

Fuel Pressure Regulator

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REMOVAL & INSTALLATION



See Figures 1, 2, 3 and 4

  1. Disconnect the air hose from the fuel pressure regulator.
  2.  



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Fig. Fig. 1: The fuel pressure regulator is attached to the delivery pipe

  1. Place a suitable container and shop rag under the pressure regulator.
  2.  
  3. To disconnect the fuel return pipe from the fuel pressure regulator, slowly remove the union bolt and gaskets to separate the pipe.
  4.  
  5. Unbolt the regulator and pull the unit out.
  6.  



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Fig. Fig. 2: Pull the pressure regulator from the fuel rail, then ...

  1. Remove the O-ring and discard.
  2.  



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Fig. Fig. 3: ... remove the O-ring

To install:
  1. Apply a light coat of fuel to the new O-ring, and install the regulator.
  2.  
  3. Attach the regulator to the delivery pipe.
  4.  
  5. Check that the regulator rotates smoothly.
  6.  

If the regulator does not rotate smoothly, the O-ring may be pinched. Remove the regulator and install another new O-ring and reinstall the assembly.



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Fig. Fig. 4: How to install the O-ring correctly on the pressure regulator

  1. Secure the regulator and tighten the bolts to 48 inch lbs. 95 Nm).
  2.  

 
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