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ELEC
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THROTTLE POSITION SENSOR SYSTEM
THROTTLE POSITION SENSOR SYSTEM
INSPECTION STEPS
If the throttle position sensor will not operate, use the following inspection steps.
* marked: Refer to “IGNITION SYSTEM” section.
NOTE:
Use the following special tools in this inspection.
Pocket tester:
YU-3112-C/90890-03112
Check entire ignition
system for connection.
Repair or replace.
Check throttle position
sensor.
Throttle posi-
tion sensor coil
Replace.
*Check CDI magneto.
Charging coil
Replace.
Check CDI unit.
Throttle posi-
tion sensor
input voltage
Replace.
OK
OK
OK
No good
No good
No good
No good
