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IGNITION SYSTEM 
EC620000 
IGNITION SYSTEM 
INSPECTION STEPS 
Use the following steps for checking the possibility of the malfunctioning engine being attributable to
ignition system failure and for checking the spark plug which will not spark.
NOTE:
 
l 
Remove the following parts before inspection.
1) Seat
2) Fuel tank 
l 
Use the following special tools in this inspection. 
Spark gap testClean or replace 
spark plug.
Check entire ignition
system for connection.Repair or replace.
Check “ENGINE STOP” 
switch.Replace.
Check ignition coil. Primary coil Replace.
Secondary coilReplace.
Check CDI magneto. Pickup coil Replace.
Source coil Replace.
Replace CDI unit. 
Dynamic spark tester:
YM-34487
Ignition checker:
90890-06754 
Pocket tester:
YU-3112-C/90890-03112 
No Spark
OK
OK
OK
OK
Spark
No good
No good
No good
No good
No good
No good