1985-1990 Suzuki LT50 Service Manual, Page 82Get this manual
SERVIC IN INFORMATION
ENGINE HAS SUDDEN STOPPED RUNNIN G
If the vehicle is brought in with complaint that the engine has Slopped runn ing, the first things to be checked are the fuel in the fuel tank and the condition of the wiring harness Make sure that enough fuel is in the tank and that the electrical circui ts are in good conditionThen, proceed as follows :
Symptom
Possible cause
Engine slopped 10 suddenly
111 21 3) 14)
Seized piston and iston rmg
Seized crankshaftSpark lug bridged
ignit ion system
111 12) 13) 14)
Repair or replaceRepair or re placeClean Inspect and repa ir, re place faulty parts
Engine slvPlJed grad ually
111 Loose spark plug12) Loose cylinder head13) Ruptu red otherWise defecli'Je
cylinder head gasket14) Clog,;!ed fuel line
11) ighten securely
12) Tighten securely 13) Replace Clean4)
6POOR BRAKING
Symptom Possible cause Remedy
Not nough braking power