Dodge ram truck 3500 1996 Service Manual page 1247

en
FUEL SYSTEM 4 • 13
SERVICE PROCEDURES
( C o n t i n u e d )
the component. The plastic retainer ring must be
pressed squarely into the fitting body. If this
retainer is cocked during removal, it may be
difficult to disconnect fitting. Use an open-end
wrench on the shoulder of the plastic retainer
ring to aid in disconnection.
(5) After disconnection, the plastic retainer ring
will remain with the quick-connect fitting connector
body.
(6) Inspect fitting connector body, plastic retainer
ring and fuel system component for damage. Replace
as necessary.
(7) Prior to connecting the quick-connect fitting to
component being serviced, check condition of fitting
and component. Clean the parts with a lint-free
cloth. Lubricate them with clean engine oil.
(8) Insert the quick-connect fitting into the compo­
nent being serviced until a click is felt.
(9) Verify a locked condition by firmly pulling on
fuel tube and fitting (15-30 lbs.).
(10) Connect negative battery cable to battery.
(11) Start engine and check for leaks.
FUEL LINE AT FUEL RAIL—3.9L/5.2L/5.9L
ENGINES
Use the following procedure if the fuel rail is
equipped with a fuel pressure test port.
A latch clip is used to secure the fuel line to the
fuel rail on certain engines (Fig. 16). A special tool
will be necessary to separate the fuel line from the
fuel rail after the latch clip is removed.
DISCONNECTION/CONNECTION AT FUEL RAIL
(1) Disconnect the negative battery cable from bat­
tery.
(2) Perform the fuel pressure release procedure.
Refer to the Fuel Pressure Release Procedure in this
section.
(3) Clean the fitting of any foreign material before
disassembly.
(4) Pry up on the latch clip with a screwdriver
(Fig. 17).
(5) Slide the latch clip toward the fuel rail while
lifting with the screwdriver.
(6) Insert special fuel line removal tool (Snap-On
number F I H 9055-1 or equivalent) into the fuel line
(Fig. 18). Use this tool to release the locking fingers
in the end of the line.
(7)
With the special tool still inserted, pull the
fuel line from the fuel rail.
(8) After disconnection, the locking fingers will
remain within the quick-connect fitting at the end of
the fuel line.
(9) Inspect fuel line fitting, locking fingers and
fuel rail fitting for damage. Replace as necessary.
(10) Prior to connecting the fuel line to the fuel
rail, check condition of both fittings. Clean the parts
Fig. 16 Latch dip Location—Typical
J 9 5 1 4 - 5
Fig. 17 Latch Clip Removal—Typical
j ^ — — - F U E L RAIL J 9 5 1 4 - 6
Fig. 18 Fuel Line Disconnection—Typical
with a lint-free cloth. Lubricate them with clean
engine oil.
(11) Insert the fuel line onto the fuel rail until a
click is felt.