Suzuki Madura GV700GL Service Manual page 272

SERVICING INFORMATION 10-2
Complaint
Symptom and possible causes Remedy
Noisy engine. Noise seems to come from crankshaft
1. Rattling bearings due to wear. Replace.
2. Big-end bearings worn and burnt. Replace.
3. Journal bearing worn and burnt.
Replace.
Noise seems to come from transmission
1. Gears worn or rubbing. Replace.
2. Badly worn splines. Replace.
3. Primary gears worn or rubbing.
Replace.
Noise seems to come from water pump.
1. Too much play on pump drive chain Adjust.
2. Worn or damaged drive chain/chain tensioner/
Replace.
sprocket.
3. Impeller touches crankcase. Replace.
Slipping clutch 1. Weakened clutch springs. Replace.
2. Worn or distorted pressure plate. Replace.
3. Distorted clutch plates, driven and drive. Replace.
Dragging clutch 1. Leakage of clutch fluid. Repair.
2. Worn or damaged master cylinder/clutch cylinder. Replace.
3. Damaged oil seal/clutch hose. Replace.
4. Some clutch springs weakened while others are not. Replace.
5. Distorted pressure plate or clutch plates. Replace.
Transmission will 1. Broken gearshift cam. Replace.
not shift 2. Distorted gearshift forks. Replace.
3. Too much play on gearshift lever. Adjust.
4. Worn gearshift pawl/guide. Replace.
Transmission will 1. Broken return spring on shift shaft. Replace.
not shift back. 2. Shift shafts are rubbing or sticky. Repair or replace.
Transmission 1. Worn shifting gears on drive shaft or countershaft.
Replace.
jumps out of gear. 2. Distorted or worn gearshift forks. Replace.
3. Weakened stopper spring on gearshift stopper. Replace.
Engine idles 1. Trapped air in lash-adjuster. Bleed air.
poorly.
2. Poor seating of valves. Repair or replace.
3. Defective valve guides. Replace.
4. Spark plug gaps too wide. Adjust.
5. Defective ignition coil. Replace.
6. Defective signal generator or ignitor unit. Replace .
.
,
7. Float-chamber fuel level out of adjustment in Adjust
carburetors.
8. Clogged jets or imbalance of carburetors. Clean or adjust.
9. Defective fuel pump/fuel pump relay. Replace.
Engine runs 1. Valve springs weakened.
Replace.
poorly in high- 2. Trapped air in lash-adjuster.
Bleed air.
speed range. 3. Spark plug gaps too narrow. Adjust.
4. Clogged jets or imbalance of carburetors. Clean or adjust.
5. Defective ignition coil. Replace.