general information - Martin Nez

SERVICING INFORMATION 10-11Complaint Symptom and possible causes RemedyEngine overheats Defective engine internal parts1. Heavy carbon deposit on piston crowns2. Not enough oil in the engine3. Defective oil pump or clogged oil circuit4. Sucking air from intake pipes5. Use incorrect engine oil6. Defective cooling systemClean.Add oil.Replace or clean.Retighten or replace.Change.See radiator section.Dirty or heavyexhaust smokeSlipping clutchDragging clutchTransmission willnot shift.Transmission willnot shift back.Transmission jumpsout of gear.Lean fuel/air mixture1. Short-circuited IAP sensor/lead wire2. Short-circuited IAT sensor/lead wire3. Sucking air from intake pipe joint4. Defective fuel injectors5. Defective ECT sensorOther factors1. Ignition timing is too advanced due to defectivetiming advance system (ECT sensor, GP sensor,CKP sensor and ECM).2. Drive chain is too tight.1. Too much engine oil in the engine2. Worn piston rings or cylinders3. Worn valve guides4. Scored or scuffed cylinder walls5. Worn valves stems6. Defective stem seal7. Worn oil ring side rails1. Weakened clutch springs2. Worn or distorted pressure plates3. Distorted clutch plates or pressure plates1. Some clutch spring weakened while othersare not.2. Distorted pressure plates or clutch plates1. Broken gearshift cam2. Distorted gearshift forks3. Worn gearshift pawl1. Broken return spring on shift shaft2. Rubbing or stickily shift shaft3. Distorted or worn gearshift forks1. Worn shifting gears on driveshaft orcountershaft2. Distorted or worn gearshift forks3. Weakened stopper spring on gearshift stopper4. Worn gearshift cam plateRepair or replace.Repair or replace.Repair or replace.Replace.Replace.Replace.Adjust.Check with inspectionwindow, drain out excessoil.Replace.Replace.Replace.Replace.Replace.Replace.Replace.Replace.Replace.Replace.Replace.Replace.Replace.Replace.Replace.Repair or replace.Replace.Replace.Replace.Replace.Replace.