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M
TROUBLESHOOTING GUIDE, FRONT AXLE
TROUBLESHOOTING GUIDE
Problem
Abnormal noise
Oil leakage
Steering heavy
Steering wheel pulls
Steering wheel
. vibration
Excessive steering
wheel play
FRONT
AXLE
PREPARATION
SST
491316610
Puller
&
01J
installer.
kingpin bushing
Possible Cause
Worn or damaged pinion and side gear
Excessive side gear backlash
Worn or damaged side bearing
Worn or damaged drive pinion bearing
Worn or damaged ring gear
Excessive ring gear backlash
I nsufficient oil
Defective oil
Poor contact of ring gear teeth
Worn side gear spline
Worn companion flange spline
Worn drive pinion spline
Worn pinion shaft
Worn or damaged wheel bearing
Insufficient sealant on differential carrier
Damaged oil seal
Loose drain plug
Binding kingpin
Insufficient kingpin oil
. Steering unit related problem
Improperly adjusted front wheel bearing preload
Steering unit related problem
Worn or improperly adjusted front wheel bearing
Worn kingpin
Steering unit related problem
Improperly adjusted front wheel bearing preload
Worn kingpin
Steering unit related problem
For
491316600
removal and
tiA$»
installation of
Guide. kingpin
kingpin bushing
490727575
~
For
removal of
Puller,
drag link and
socket joint
tie-rod end
M-4
Remedy
Replace
Replace
Adjust or replace
Replace
Replace
Adjust
Add
Replace
Adjust
Replace
Replace
Replace
Replace
Replace
Correct
Replace
TIghten
Replace
Add
-
Adjust
-
Replace or adjust
Replace
-
Adjust
Replace
-
0
, D-3W
Page
M-28
M-28
M-28
M-28
M-28
M-39
M-23
M-23
M-40
M-28
M-28
M-28
M-6,16
M-26
M-24
M-23
M-10
M-10
Section N
M- 5
Section N
M- 5
M-10
Section N
M- 5
M-10
Section N
9TFOMX.()Q4
For
installation of
kingpin
9TFOMX.()QS
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Table of Contents
Troubleshooting
