15. ELECTRICAL EQUIPMENT
15-11
CDI Electrical System Circuit Inspection
Remove battery cover.
Disconnect the CDI unit coupler, and check its
circuit to diagnosis related ignition components.
CDI Electrical System Circuit Inspection
ITEM Measure at:
Standard (at 20℃)
Main Switch Black/ Blue -green
Continuity (battery voltage) as
master switch ON
Pulse Generator Blue/Yellow-green 50 ~200Ω
Primary Black/yellow-green 0.21Ω±10%
Green-high voltage cable -w/o Cap 3~5KΩ
Ignition Coil
Secondary
Green-high voltage cable - w/ Cap 7~12KΩ
y If above checks are in normal but spark plug is still no spark. Then it probable causes from CDI set or
high voltage coil.
y If abnormal circuits are found in above checks, at first check all items, and then check each item one
by one.
CDI unit
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