Ignition And Ignition Control System; Checking The Ignition Spark Gap; Checking The Spark Plug Cap - Yamaha E115A Service Manual

Ignition and ignition control
system

Checking the ignition spark gap

1. Disconnect the spark plug caps from the
spark plugs.
2. Connect a spark plug cap to the special
service tool shown as below illustration.
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Ignition tester 1: 90890-06754
3. Crank the engine and observe the spark
through the discharge window of the igni-
tion tester. Check that the ignition system
if the spark is weak.
w
9 Do not touch any of the connections of
the ignition tester leads.
9 Keep flammable gas or liquids away,
since this test can produce sparks.
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Checking the spark plug cap

1. Check the spark plug caps. Replace if
cracked or damaged.
2. Remove the spark plug cap 1 from the
spark plug wire 2.
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3. Check the spark plug wire. Replace if
cracked or damaged.
OK
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Ignition and ignition control system

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