Spark Plug Cap; Engine Stop Switch - Yamaha 25J Service Manual

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ELEC
Å
ı
Ç
IGNITION SYSTEM
SPARK PLUG
Refer to "GENERAL" in chapter 3.

SPARK PLUG CAP

1. Inspect:
Spark plug cap
Loose → Tighten.
Cracks/damage → Replace.
2. Measure:
(For Canada and Europe model)
Spark plug cap resistance
Out of specification → Replace.
Spark plug cap resistance:
4.0 ~ 6.0 kΩ
Replacement steps:
To remove the spark plug cap turn it
counterclockwise.
To install the spark plug cap turn it
clockwise until it is tight.

ENGINE STOP SWITCH

(25JMH, 25JMHO, 25JEHO, 30DMH,
30DMHO, 30DWH, 30DEHO)
1. Check:
Continuity
No continuity → Replace.
Remove the lock-
plate Å.
Install the lock-
plate ı.
Push the
button Ç.
8-15
E
Lead color
White
Black

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