15. IGNITION SYSTEM ATV 150/125
TROUBLESHOOTING
High voltage too low No high voltage
· Weak battery or low engine speed · Faulty ignition switch
· Loose ignition system connection · Faulty CDI unit
· Faulty CDI unit · Poorly connected or broken CDI ground wire
· Faulty ignition coil ·Dead battery or faulty regulator/rectifier
· Faulty pulser coil · Faulty ignition coil connector
Normal high voltage but no spark at plug · Faulty pulser coil
· Faulty spark plug
· Electric leakage in ignition secondary circuit
· Faulty ignition coil
Good spark at plug but engine won`t start
· Faulty CDI or incorrect ignition timing
· Faulty change gear control unit
· Improperly tightened A.C. generator flywheel
15-3
Fast delivery and good communication ! The parts fit perfectly ! Thank you very much ! 
4.7 / 5