Ignition System; Starting System - KYMCO GRAND DINK 50 Service Manual

15
. ELECTRICAL EQUIPMENT

IGNITION SYSTEM

No spark at plug
x Faulty spark plug
x Poorly connected, broken or shorted wire
—Between A.C. generator and CDI unit
—Between CDI unit and ignition coil
—Between CDI unit and ignition switch
—Between ignition coil and spark plug
x Faulty ignition switch
x Faulty ignition coil
x Faulty CDI unit
x Faulty A.C. generator

STARTING SYSTEM

Starter motor won't turn
x Fuse burned out
x Weak battery
x Faulty ignition switch
x Faulty starter switch
x Faulty front or rear stop switch
x Faulty starter relay
x Poorly connected, broken or shorted wire
x Faulty starter motor
Engine starts but turns poorly
x Ignition primary circuit
—Faulty ignition coil
—Poorly connected wire or connector
x Ignition secondary circuit
—Faulty ignition coil
—Faulty spark plug
—Poorly insulated plug cap
x Improper ignition timing
—Battery voltage too low (6V max.)
—Faulty CDI unit
Lack of power
x Weak battery
x Loose wire or connection
x Foreign matter stuck in starter motor
or pinion
Starter motor rotates but engine does
not start
x Faulty starter pinion
x Starter motor rotates reversely
x Faulty starter clutch
x Weak battery
GRAND DINK 50
15-2