DIRECT FUEL INJECTION
Page 3B-38 90-855347R1 JANUARY 1999
FUEL REGULATOR REMOVAL
1. Remove 4 screws securing regulator and remove regulator.
2. Inspect regulator diaphragm for cuts or tears.
3. Inspect regulator housing O-ring for cuts and abrasions. Replace components as re-
quired.
56127
d
b
c
a
c
d
e
f
56126
a
b
a
b
a
a-Screws
b-Fuel Regulator
c-Diaphragm
d-Spring
e-Cup
f-O-Ring
FUEL REGULATOR INSTALLATION
NOTE: Apply a light coat of 2-4-C w/Teflon to diaphragm surface and O-ring to aid in the
retention of diaphragm and O-ring on fuel rail during reassembly.
1. Position diaphragm on fuel rail.
2. Position O-ring on fuel rail.
3. Position spring and cup onto diaphragm.
NOTE: Apply anti-seize grease (obtain locally) or 2-4-C w/Teflon to regulator attaching
screw threads.
4. Place cover over spring/cup/diaphragm assembly and secure with 4 screws. Torque
screws to 70 lb. in. (8.0 Nm).
56126
a
a
e e
56128
a
c
d
b
a
b
c
d
a-Diaphragm
b-O-Ring
c-Spring
d-Cup
e-Screws [Torque to 70 lb. in. (8.0 Nm)]