Dodge D150 1990 Service Manual page 735

( 2 ) Position pressure regulator o n t h r o t t l e body
press i n t o place, i n s t a l l m o u n t i n g screws a n d t i g h t e n
to 5 N T H ( 4 0 i n . lbs.) torque.
( 3 ) I n s t a l l v a c u u m hose to t h r o t t l e body.
(4) U s i n g D R B I I diagnostic tester, w i t h t h e key i n
the " R u n " position, use Special Functions " A S D F u e l
System Test", to activate the fuel p u m p a n d pressur-
ize t h e system. Check for leaks.
( 5 ) Reinstall a i r cleaner
assembly.
FUEL INJECTORS
Removal
( 1 ) Remove a i r cleaner
assembly.
( 2 ) Perform fuel system pressure release.
( 3 ) Disconnect b a t t e r y negative cable.
(4) Remove injector hold-down clamp T o r x screw
(Fig. 8 ) . B e c a r e f u l n o t t o d a m a g e t h e s p a c e r u n -
d e r t h e c l a m p .
CLAMP SCREW INJECTOR HOLDDOWN
Fig. 8 Removing Injector Cap Hold-Down
(5) U s i n g a s m a l l screwdriver and t h e area i n front
of the hold-down clamp for leverage, l i f t t h e caps off
the injectors.
(6) U s i n g a s m a l l screw d r i v e r placed i n t h e hole i n
the f r o n t of the electrical connector g e n t l y p r y t h e i n -
jectors from the pod (Fig. 9).
(7) M a k e sure t h e injector lower O - r i n g has been
removed from the pod (Fig. 1 0 )
Installation
(1) I n s t a l l lower O-ring o n injector. O - r i n g should
b u t t against plastic f i l t e r assembly. Inspect b o t h O-
rings for cuts or tears and replace i f necessary. (Fig.
10).
( 2 ) A l i g n the injector t e r m i n a l housing w i t h t h e lo-
cating socket i n the injector cap. (Fig. 1 1 ) .
(3) Press injector into cap so t h a t upper O-ring
flange
is flush w i t h lower surface of cap. (Fig. 1 2 ) .
5mm LOCATING 4mm LOCATING
Fig. 9 Removing Fuel Injector
Fig. 10 Servicing Fuel Injector
Fig. 11 Fuel Injector and Injector Cap
(4) Spray i n n e r surfaces o f b o t h injector pods w i t h
Mopar B r a k e a n d Carburetor Parts Cleaner to re-
move residual gasoline.
(5) L i g h t l y lubricate the upper a n d lower O-rings
w i t h Petroleum Jelly.
(6) Place injector and cap i n injector pod and a l i g n
cap locating p i n w i t h locating hole i n the casting.
P a s s e n g e r side c a p locating p i n i s 5 m m i n d i -
ameter a n d w i l l only fit i n p a s s e n g e r side locat-