Suzuki GZ250 Marauder Service Manual page 203

Complaint
Brake squeaks.
Brake lever or pedal
stroke excessive.
Brake fluid leaks.
ELECTRICAL
Complaint
No sparking or poor
sparking.
Spark plug is wet or
quickly becomes
fouled with carbon.
Spark plug quickly
becomes fouled with
oil or carbon.
Spark plug electrodes
overheat or burn.
Generator does not
charge.
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Symptom and possible causes
1. Carbon adhesion on brake pad surface.
2. Tilted brake pad.
3. Damaged wheel bearing.
4. Worn brake pad.
5. Foreign material in brake fluid.
6. Clogged return port of master cylinder.
7. Brake shoe surface glazed.
8. Worn brake shoe.
9. Loose front axle or rear axle nut.
1. Air in hydraulic system.
2. Insufficient brake fluid.
3. Incorrect brake fluid.
4. Worn brake camshaft.
5. Excessively worn brake shoes and/or brake drum.
1. Loose connection joint.
2. Cracked brake hose.
3. Worn piston seal.
Symptom and possible causes
1. Defective ignition coil.
2. Defective spark plug.
3. Defective pick-up coil.
1. Defective ignitor unit.
1. Excessively rich air/fuel mixture.
2. Excessively high idling speed.
3. Incorrect gasoline.
4. Clogged air cleaner element.
5. Incorrect spark plug (cold type).
1. Worn piston ring.
2. Worn piston.
3. Worn cylinder.
4. Excessive val ve-stem-to-valve-guide clearance.
5. Worn valve stem oil seal.
1. Incorrect spark plug (hot type).
2. Overheated engine.
3. Loose spark plug.
4. Excessively lean air/fuel mixture.
1. Open or short in lead wires, or loose lead connec
tions.
2. Shorted, grounded or open stator coil.
3. Shorted or panctured regulator/rectifier.
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SERVICING INFORMATION 7-6
Remedy
Clean surface with sand-
paper.
Readjust brake pad position
or replace. Replace.
Replace.
Change brake fluid.
Disassemble and clean
master cylinder. Clean
surface with sandpaper.
Replace. Tighten.
Bleed.
Check level and add.
Bleed any air.
Change.
Replace.
Replace.
Tighten.
Replace.
Replace
Remedy
Replace.
Replace.
Replace.
Replace.
Adjust carburetor
Adjust carburetor
Change.
Clean or replace.
Change to hot type spark
plug.
Replace.
Replace.
Rebore or replace.
Replace.
Replace.
Change to cold type
spark plug.
Tune-up.
Tighten.
Adjust carburetor.
Repair, replace or
connect properly.
Replace. Replace.