Subaru Legacy

since 1990-1998 release

Repair and operation of the car

Subaru Legacy
+ 1.1. Identification numbers
+ 2. Maintenance
+ 3. Engines
+ 4. Heating, ventilation
- 5. Fuel system
   5.1. Introduction
   5.2. Technical characteristics
   5.3. Removal of pressure in fuel system
   5.4. Check of the fuel pump
   5.5. Fuel pump
   5.6. Fuel separator (only models 4WD)
   5.7. Fuel level sensor
   5.8. Fuel tank
   5.9. Casing of the air filter
   5.10. Accelerator cable
   5.11. Electronic system of injection of fuel
   5.12. Fuel system
   5.13. System of air supply
   5.14. System of electronic control
   5.15. Check of system of injection of fuel
   - 5.16. Check and replacement of elements of system of injection of fuel
      5.16.1. Throttle case
      5.16.2. Fuel highway
      5.16.3. Fuel pressure regulator
      5.16.4. Fuel nozzles (MPFI)
      5.16.5. Fuel nozzle (SPFI)
      5.16.6. Control air valve (IAC)
      5.16.7. Sensor of provision of a butterfly valve (SPFI)
   5.17. Turbocharger
   5.18. Check of the executive mechanism of the gate of a turbocharger
   5.19. General check of a turbocharger
   5.20. Removal and installation of a turbocharger
+ 6. Exhaust system
+ 7. Systems of start, ignition
+ 8. Transmissions
+ 9. Coupling, shaft
+ 10. Brake system
+ 11. Suspension bracket
+ 12. Steering
+ 13. Body
+ 14. Electric equipment


5.16.3. Fuel pressure regulator

Removal and installation

1. Take off pressure in fuel system.
2. Remove a weight wire from the accumulator.
3. Pick up the air inlet phone.
4. Remove a vacuum hose from the fuel pressure regulator.
5. Weaken a collar of fastening of a fuel hose, unscrew screws of fastening of the regulator of pressure and separate the regulator from the fuel highway, and then separate the regulator from a returnable fuel-supply line.
6. Installation is made in the sequence, the return to removal. At the same time it is necessary to establish new sealing rings and to grease them with a thin butter layer.