Fuel Pressure Regulator: Service and Repair

FUEL PRESSURE REGULATOR REMOVAL




1. Disconnect vacuum sensing hose from fuel pressure regulator.
2. Disconnect fuel return hose from fuel pressure regulator.

CAUTION: Put a shop towel under the pressure regulator.

3. Remove fuel pressure regulator.




(a) Loosen the lock nut and remove the pressure regulator.
(b) Remove the O-ring from the pressure regulator.



FUEL 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 fuel return hose to fuel pressure regulator.
3. Connect vacuum sensing hose to fuel pressure regulator.
4. Start engine and check for fuel leakage.