Suzuki RM-Z250 Service Manual page 61
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Also See for RM-Z250:
- Owner's manual (219 pages) ,
- Owner's service manual (329 pages) ,
- Owner's service manual (344 pages)
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Complaint
Engine idles poorly. • Valve clearance out of adjustment
Engine stalls often.
Symptom and possible causes
• Valve timing out of adjustment
• Poor seating of valves
• Worn valve guide
• Worn down camshafts
• Incorrect spark plug gap
• Defective ignition coil/plug cap
• Defective CKP sensor
• Defective ECM
• Defective TP sensor
• Defective fuel pump
• Insufficient throttle cable play
Incorrect fuel/air mixture
• Defective IAP sensor or circuit
• Clogged fuel filter
• Defective fuel pump
• Defective fuel pressure regulator
• Defective ECT sensor
• Defective IAT sensor
Fuel injector improperly operating
• Defective fuel injector
• Defective ECM
• Open or short circuited wiring connections
• Defective magneto
Control circuit or sensor improperly operating
• Defective ECM
• Defective fuel pressure regulator
• Defective TP sensor
• Defective CKP sensor
• Defective ECT sensor
• Defective IAT sensor
• Defective TO sensor
Engine internal parts improperly operating
• Fouled spark plug
• Defective CKP sensor or ECM
• Clogged fuel hose
• Valve clearance out of adjustment
TROUBLESHOOTING 3-3
Remedy
Adjust
Adjust
Repair
Replace
Replace
Adjust
Replace
Replace
Replace
Adjust or replace
Replace
Adjust
Repair or replace
Replace
Replace
Replace
Replace
Replace
Replace
Replace
Repair or replace
Replace
Replace
Replace
Replace
Replace
Replace
Replace
Replace
Clean
Replace
Clean
Adjust
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Troubleshooting
