Checking The Engine Switch (Equipped Models Only); Checking The Starter Motor Operation - Yamaha EH63 Service Manual

ELECTRICAL COMPONENTS
2
1
b
a
2
1
a. Remove the ignition coil (TCI unit).
b. Connect the digital circuit tester () to the sec-
ondary terminal.
Digital circuit tester (CD732):
90890-03243
Model 88 Multimeter with tachometer:
YU-A1927
• Positive tester probe 
High tension cord "1"
• Negative tester probe 
Wire "2"
c. Measure the secondary coil resistance.
CHECKING THE ENGINE SWITCH (EQUIPPED
MODELS ONLY)
1.
Check:
• Engine switch continuity
Out of specification  Replace.
a. Disconnect the engine switch connectors.
b. Connect the digital circuit tester () to the engine
switch connectors as shown.
Digital circuit tester (CD732):
90890-03243
Model 88 Multimeter with tachometer:
YU-A1927
• Positive tester probe 
Terminal "1"
• Negative tester probe 
Terminal "2"
c. Check the engine switch continuity.
• Engine switch "RUN" 
Continuity "a"
• Engine switch "OFF" 
No continuity "b"

CHECKING THE STARTER MOTOR OPERATION

1.
Remove:
• Starter motor
2.
Check:
• Starter motor operation
5-8
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