Dodge dakota 2002 Service Manual page 176

DR
REAR AXLE - 10 1/2 AA (Continued)
Condition
Gear Teeth Broke
Axle Noise
REMOVAL
(1) Raise and support the vehicle.
(2) Position a lifting device under the axle.
(3) Secure axle to device.
(4) Remove wheels and tires assemblies.
(5) Remove RWAL sensor from the differential
housing.
(6) Remove brake hose at the axle junction block
and axle vent hose.
(7) Disconnect parking brake cables and cable
brackets.
(8) Remove brake calipers and rotors.
(9) Mark propeller shaft and companion flange for
installation alignment reference.
(10) Remove propeller shaft.
(11) Remove shock absorbers from axle.
(12) Remove U-bolts from axle.
(13) Separate the axle from the vehicle.
Possible Causes
1. Overloading.
2. Erratic clutch operation.
3. Ice-spotted pavement.
4. Improper adjustments.
1. Insufficient lubricant.
2. Improper ring gear and pinion
adjustment.
3. Unmatched ring gear and pinion.
4. Worn teeth on ring gear and/or
pinion.
5. Loose pinion bearings.
6. Loose differential bearings.
7. Mis-aligned or sprung ring gear.
8. Loose differential bearing cap
bolts.
9. Housing not machined properly.
INSTALLATION
(1) Raise axle with lifting device and align to the
leaf spring centering bolts.
(2) Install axle U-bolts and tighten to 149 N·m
(110 ft. lbs.).
(3) Install shock absorbers to axle and tighten to
specification.
(4) Install the RWAL sensor to the differential
housing.
(5) Connect the parking brake cables and cable
brackets.
(6) Install brake calipers.
(7) Connect brake hose to the axle junction block
and axle vent hose.
(8) Align propeller shaft and pinion companion
flange reference marks and tighten companion flange
bolts to 115 N·m (85 ft. lbs.).
(9) Install the wheels and tires.
REAR AXLE - 10 1/2 AA
Correction
1. Replace gears. Examine other
gears and bearings for possible
damage.
2. Replace gears and examine the
remaining parts for damage. Avoid
erratic clutch operation.
3. Replace gears and examine
remaining parts for damage.
4. Replace gears and examine
remaining parts for damage. Ensure
ring gear backlash is correct.
1. Fill differential with the correct
fluid type and quantity.
2. Check ring gear and pinion
contact pattern. Adjust backlash or
pinion depth.
3. Replace gears with a matched
ring gear and pinion.
4. Replace ring gear and pinion.
5. Adjust pinion bearing pre-load.
6. Adjust differential bearing
pre-load.
7. Measure ring gear run-out.
Replace components as necessary.
8. Inspect differential components
and replace as necessary. Ensure
that the bearing caps are torqued
tot he proper specification.
9. Replace housing.
3 - 103