Chrysler DODGE D150 1993 Service Manual page 887

14 - 68 FUEL SYSTEM
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SNAP
RING
SNAP RING
PLIERS
VACUUM
LINE
PROTECTIVE CAP
FUEL
PRESSURE
REGULATOR,
FUEL RAIL
J9214-47
Fig. 12 Regulator Snap Ring—3.9L Engine
(4) Using a pair of 90 degree snap-ring pliers, re­
move the snap-ring (Fig. 12) from pressure regulator.
A small hand held mirror will aid in removal of this
snap-ring.
(5) Remove pressure regulator from fuel rail.
INSTALLATION—3.9L ENGINE
(1) Install new O-ring seals to pressure regulator.
(2) Install pressure regulator to fuel rail. The vac­
u u m nipple on the regulator must be pointed straight
up.
(3) Install snap-ring. Be sure snap-ring is seated.
(4) Install vacuum line to pressure regulator.
(5) Install air cleaner.
(6) Start engine and check for leaks.
R E M O V A L - 5 . 2 1 (¥-8) ENGINE
The pressure regulator is located (mounted verti­
cally) in the fuel rail assembly near the dash panel
(Fig. 13). It is Jield to the fuel rail with a clamp and
bolt (Fig. 14).
(1) Perform the fuel pressure release procedure.
(2) Remove the air cleaner.
(3) Remove the vacuum line from the pressure reg­
ulator.
(4) Remove the clamp bolt and regulator retaining
clamp from fuel rail.
(5) Remove pressure regulator from fuel rail.
INSTALLATION—5.2L ENGINE
(1) Install new O-ring seals to pressure regulator.
(2) Install pressure regulator to fuel rail.
(3) Install retaining clamp and clamp bolt.
(4) Install vacuum line to pressure regulator.
(5) Install air cleaner.
(6) Start engine and check for leaks.
REMOVAL/INSTALLATION—iJL (V-8) ENGINE
On vehicles equipped with the 5.9L (V-8) engine,
the fuel filter and fuel pressure regulator are one
FUEL
PRESSURE
REGULATOR
FUEL RAIL
CONNECTOR HOSES J9214-27
Fig. 13 Fuel Pressure Regulator—5.2L Engine
FUEL
PRESSURE
REGULATOR
MOUNTING
BOLT
REGULATOR
MOUNTING
CLAMP
J9214-48
Fig. 14 Pressure Regulator Mounting—5.2L Engine
combined part. Refer to Fuel Filter/Fuel Pressure
Regulator—5.9L Engine for removal and installation
procedures.
FUEL PUMP MODULE
Refer to the Fuel Delivery System section of this
group for removal/installation procedures.
FUEL PUMP RELAY
The Fuel Pump relay is located in the engine com­
partment (Fig. 1).