Fuel Pressure Regulator: Service and Repair

COMPONENTS

REMOVAL





1. DISCONNECT HOSES
Disconnect the hoses from the fuel pressure regulator:
- Vacuum sensing hose
- Fuel return hose

CAUTION: Put a shop towel under the pressure regulator.

2. REMOVE FUEL PRESSURE REGULATOR
(a) Loosen the lock nut, and remove the pressure regulator.
(b) Remove the O-ring from the pressure regulator.


INSTALLATION
1. INSTALL FUEL PRESSURE REGULATOR
(a) Fully loosen the lock nut on the pressure regulator.





(b) Apply a light coat of gasoline to a new O-ring, and install it to the pressure regulator.
(c) Insert the pressure regulator into the delivery pipe by hand completely.





(d) Turn the pressure regulator counterclockwise until the fuel outlet port faces in the direction indicated in the illustration.
(e) Tighten the lock nut.

Torque: 25 N.m (250 kgf.cm, 18 ft.lbf)

2. CONNECT HOSES
Connect the hoses to the fuel pressure regulator:
- Vacuum sensing hose
- Fuel return hose
3. CHECK FOR FUEL LEAKS