Yamaha Bicycle WR45OFR Manual Do Utilizador

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ELEC
 
6 - 3
 
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.
 
*1 marked: Refer to “FUSE INSPECTION” section in the CHAPTER 3.
*2 marked: Refer to “BATTERY INSPECTION AND CHARGING” section in the CHAPTER 3.
*3 marked: Only when the ignition checker is used.
NOTE:
 
 
Remove the following parts before inspection.
1) Seat
2) Fuel tank
 
 
Use the following special tools in this inspection.
 
Dynamic spark tester:
YM-34487
Ignition checker:
90890-06754
 
Pocket tester:
YU-3112-C/90890-03112
*1 Check fuse.
Replace fuse and 
check wire harness.
*2 Check battery
Recharge or replace.
Spark gap test
*3 Clean or replace 
spark plug.
Check entire ignition
system for connection.
(couplers, leads and 
ignition coil)
Repair or replace.
Check “ENGINE STOP” 
button.
Replace.
Check main switch.
Replace.
Check ignition coil.
Primary coil
Replace.
Secondary coil
Replace.
Check AC magneto.
Pick-up coil
Replace.
Check neutral switch.
Repair or replace.
Replace CDI unit.
OK
OK
No spark
OK
OK
OK
OK
OK
OK
Spark
No good
No good
No good
No good
No good
No good
No good
No good
No good