Service manual

ELECTRICAL COMPONENTS
8-92
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a. Disconnect the ignition coil leads from the
wire harness.
b. Connect the pocket tester (Ω × 1k) to the
ignition coil as shown.
c. Measure the secondary coil resistance.
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3. Check:
• Ignition spark gap “a”
Out of specification → Replace.
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a. Disconnect the spark plug cap from the
spark plug.
b. Connect the ignition checker/dynamic
spark tester “2” as shown.
c. Set the main switch to “ON”.
d. Measure the ignition spark gap “a”.
e. Crank the engine by pushing the starter
switch and gradually increase the spark
gap until a misfire occurs.
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EAS28110
CHECKING THE CRANKSHAFT POSITION
SENSOR
1. Disconnect:
• Crankshaft position sensor coupler
(from the wire harness)
2. Check:
• Crankshaft position sensor resistance
Out of specification → Replace the crank-
shaft position sensor.
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a. Connect the pocket tester (Ω × 100) to the
crankshaft position sensor coupler as
shown.
Secondary coil resistance
8.5–11.5 kΩ at 20°C (68°F)
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
• Negative tester probe
Ignition coil terminal “1”
• Positive tester probe
Spark plug terminal “2”
Minimum ignition spark gap
6.0 mm (0.24 in)
Ignition checker
90890-06754
Opama pet-4000 spark checker
YM-34487
1. Spark plug cap
Crankshaft position sensor
resistance
336–504 Ω at 20°C (68°F)
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
• Positive tester probe
Gray “1”
• Negative tester probe
Black “2”