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8-12
–
+
ELEC
E
IGNITION SYSTEM
CHECKING THE IGNITION SPARK GAP
8
WARNING
• Do not touch any of the connections of
the spark gap tester lead wires.
• Do not let sparks leak out of the removed
spark plug cap.
• Keep flammable gas or liquids away,
since this test can produce sparks.
Check:
• Ignition spark gap
Below specification
→
Check the ECM
output.
Å
For USA and Canada
ı
For worldwide
Ignition spark gap
1.0 - 1.1 mm (0.039 - 0.043 in)
8130
8140
Å
8150
ı
Checking steps
(1) Remove the spark plugs from the
engine.
(2) Connect a spark plug cap to the spark
gap tester.
(3) Set the spark gap length on the adjust-
ing knob.
(4) Crank the engine and observe the
spark through the discharge window
of the spark gap tester.
Spark gap tester
YM-34487 / 90890-06754
8160
8170