15. IGNITION SYSTEM AGILITY 125
TROUBLESHOOTING
High voltage too low No or intermittent high voltage
· Weak battery or low engine speed · Faulty ignition coil
· Loose ignition system connection · Weak battery
· Faulty ignition coil · Faulty charging system
· Faulty CDI unit
· Faulty pulser coil
Intermittent high voltage
· Faulty ignition switch
· Poorly connected CDI unit coupler
· Poorly connected or broken CDI ground wire
· Faulty pulser coil
· Loose high tension wire connection
· Faulty CDI unit
Normal high voltage but no spark at plug
· Faulty spark plug
· Faulty spark plug cap
No high voltage
· Faulty ignition switch
· Dead battery or faulty regulator/rectifier
· Faulty charging circuit
· Faulty ignition coil
· Faulty CDI unit
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