Fuel Pressure Regulator - Suzuki 2000 Grand Vitara SQ625 Service Manual

ENGINE AND EMISSION CONTROL SYSTEM (H25 ENGINE) 6E2-25

FUEL PRESSURE REGULATOR

Removal
1) Relieve fuel pressure in fuel feed line referring to "Fuel Pressure
Relief Procedure" in "ENGINE" section.
2) Disconnect battery negative cable from battery.
3) Disconnect vacuum hose (1) from fuel pressure regulator.
4) Remove fuel pressure regulator (1) from fuel delivery pipe (3).
CAUTION:
A small amount of fuel may be released when it is from
delivery pipe.
Place a shop cloth under delivery pipe so that released
fuel is absorbed in it.
5) Disconnect fuel return hose (2) from fuel pressure regulator.
CAUTION:
A small amount of fuel may be released when hose is dis-
connected. Cover hose to be disconnected with a shop
cloth.
Installation
For installation, reverse removal procedure and note following pre-
cautions.
D Use new O-ring.
D Apply thin coat of gasoline to O-ring to facilitate installation.
D Tighten fuel pressure regulator (1) bolts to specified torque.
Tightening Torque
.
(a): 10 N m (1.0 kg-m, 7.5 lb-ft)
D With engine "OFF" and ignition switch "ON", check for fuel leaks
around fuel line connection.