7-6 SERVICING INFORMATION
CHASSIS
Complaint
Symptom and possible causes
Remedy
Steering is heavy.
1. Overtightened steering stem nut.
2. Broken bearing in steering stem.
3. Distorted steering stem.
4. Low tire pressure.
Adjust.
Replace.
Replace.
Regulate.
Handlebar wobbles.
1. Loss of balance between right and left front forks.
2. Distorted front fork.
3. Distorted front axle.
4. Twisted tire.
Adjust or replace.
Repair or replace.
Replace.
Replace.
Front wheel wobbles.
1. Distorted wheel rim.
2. Worn front wheel bearing.
3. Defective or incorrect tire.
4. Loose front axle nut.
5. Incorrect fork oil level.
Replace.
Replace.
Replace.
Tighten.
Adjust.
Front suspension too
soft.
1. Weak spring.
2. Insufficient fork oil.
3. Improper suspension setting.
Replace.
Check level and add.
Adjust.
Front suspension too
stiff.
1. Excessively viscous fork oil.
2. Excessive fork oil.
3. Improper suspension setting.
Replace.
Check level and drain.
Adjust.
Front suspension too
noisy.
1. Insufficient fork oil.
2. Loose front suspension fastener.
Check level and add.
Tighten.
Rear wheel wobbles.
1. Distorted wheel rim.
2. Worn rear wheel bearing.
3. Defective or incorrect tire.
4. Worn swingarm bearing.
5. Loose rear axle nut.
6. Loose rear suspension fastener.
Replace.
Replace.
Replace.
Replace.
Tighten.
Tighten.
Rear suspension too
soft.
1. Weak rear shock absorber spring.
2. Rear shock absorber leaks oil.
3. Improper suspension setting.
Replace.
Replace.
Adjust.
Rear suspension too
stiff.
1. Improper suspension setting.
2. Bent rear shock absorber shaft.
3. Worn swingarm bearing and rear suspension related
bearing.
Adjust.
Replace.
Replace.
Rear suspension too
noisy.
1. Loose rear suspension fastener.
2. Worn swingarm bearing and rear suspension related
bearing.
Tighten.
Replace.
Summary of Contents for DR 125
Page 1: ...DR Z125 L 9 9 5 0 0 4 1 1 2 5 0 1 E...
Page 34: ...PERIODIC MAINTENANCE 2 21...
Page 167: ...SERVICING INFORMATION 7 9 WIRING DIAGRAM...
Page 222: ...Printed in Japan K3 K4 K5 K6 K7 K8...