Speed Sensor Replacement; Sensor Removal; Sensor Installation; Electronic Control Module Replacement - Dodge D150 1990 Service Manual

Rear wheel drive ram truck
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5 - 62
BRAKES
(5) A i r gap should be m i n i m u m of .12 m m (.005 i n )
and a m a x i m u m o f 1.27 m m (.050 i n ) .
(6) I f a i r gap is n o t w i t h i n stated l i m i t s , proceed as
follows:
(a) Replace sensor i f dimension B is not w i t h i n
l i m i t s specified i n step (2).
(b) Replace exciter wheel or r e p a i r differential
i f dimension A is not w i t h i n l i m i t s specified i n step
(3).
(c) Replace sensor and exciter wheel i f b o t h
components are o u t of tolerance.
SPEED SENSOR REPLACEMENT
SENSOR
REMOVAL
(1) Raise vehicle o n hoist.
(2) Remove bolt securing sensor to differential
housing.
(3) Remove sensor shield and sensor from differen-
t i a l housing.
(4) Disconnect sensor w i r i n g and remove sensor.
SENSOR
INSTALLATION
"(1) Connect wires to sensor. B e s u r e seal i s se-
c u r e l y i n p l a c e b e t w e e n sensor a n d w i r i n g c o n -
n e c t o r ,
(2) I n s t a l l O-ring on sensor ( i f removed).
(3) I n s e r t sensor i n differential housing.
(4) I n s t a l l sensor shield.
(5) I n s t a l l and t i g h t e n sensor a t t a c h i n g bolt to 19-
29 N*m (170-230 in-lbs).
(6) Lower vehicle.
ELECTRONIC CONTROL MODULE REPLACEMENT
The R W A L control module is a t the passenger side
of t h e vehicle. O n models w i t h A/C, the module is at-
tached t o the dash panel near t h e defroster duct a n d
resistor board (Fig. 13).
Fig. 13 Anti-Lock Control Module Mounting
To
remove
t h e module, remove
t h e a t t a c h i n g
screws, disconnect the module harness connector a n d
remove t h e module. A f t e r i n s t a l l i n g the new module,
t i g h t e n t h e module a t t a c h i n g screws to 2.3 N»m (21
in-lbs) torque.

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