Page 144 of 1600
FRONT WHEEL DRIVE 4C1-81
42 Model
1. WANDERS AND PULLS
Checkpoint Trouble Cause Countermeasure
Adjust the wheel bearing
preloadToo tight NG
SuspensionTighten or replace
Replace or adjust the inflation
Adjust the steering gear out of
adjustment or replace
Adjust the front alignment
Front or rear suspension parts
loose or broken
TireW orn or improperly inflated
Incorrect or broken
Front alignmentIncorrect
Steering linkage
Steering gear out of
adjustment
Tighten or replaceLoose or worn
OK
NG NG NG NG NG
OK OK
OK
OK
W heel bearing preload
Page 145 of 1600
4C1-82 FRONT WHEEL DRIVE
2. FRONT WHEEL SHIMMY
Checkpoint Trouble Cause Countermeasure
Ball joint or bush
Shimmy damper
Replace the ball joint or bush
Replace the shimmy damper
Worn
Worn
Front alignmentAdjust the front alignment
Adjust or replace
Incorrect
W orn or improperly adjusted
OK
OKNG NG NG NG
OK OKW heel bearing
Shock absorber
Steering gear out of
adjustment
Replace the shock absorber
Tighten or replace
Worn
Incorrect or broken
TireReplace or adjust the inflation
Tighten or replace
W orn or improperly inflated
Loose or worn
OK
NG NG NG NO
OK OKSteering linkage
Page 148 of 1600
FRONT WHEEL DRIVE 4C1-85
5. WANDERS AND PULLS
Checkpoint Trouble Cause Countermeasure
Adjust the wheel bearing
preloadToo tight NG
Tighten or replace
Replace or adjust the inflation
Adjust the steering gear out of
adjustment or replace
Adjust the front alignment
SuspensionFront or rear suspension parts
loose or broken
TabW orn or improperly inflated
Incorrect or broken
Front alignmentIncorrect
Steering gear out of
adjustment
Tighten or replaceSteering linkageLoose or worn
NG NG NG NG NG
OK OK OK
OK
OK
W heel bearing preload
Page 149 of 1600
4C1-86 FRONT WHEEL DRIVE
6. FRONT WHEEL SHIMMY
Checkpoint Trouble Cause Countermeasure
Ball joint or bush
Shimmy damper
Replace the ball joint or bush
Replace the shimmy damper
Worn
Worn
Front alignmentAdjust the front alignment
Adjust or replace
Incorrect
W orn or improperly adjusted
OK
OKNG NG NG NG
OK OKW heel bearing
Shock absorber
Steering gear out of
adjustment
Replace the shock absorber
Tighten or replace
Worn
Incorrect or broken
TireReplace or adjust the inflation
Tighten or replace
W orn or improperly inflated
Loose or worn
OK
NG NG NG NO
OK OKSteering linkage
