Yamaha FZ09E 2014, Service Manual, Page: 436 / 468

ELECTRICAL COMPONENTS
8-101
c. Turn the main switch to “ON”.
d. Measure the ignition spark gap “a”.
e. Crank the engine by pushing the “ ” side of
the start/engine stop switch and gradually in-
crease the spark gap until a misfire occurs.
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EAS28120
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 (
 
100) to the
crankshaft position sensor coupler as shown.
b. Measure the crankshaft position sensor re-
sistance.
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EAS28131
CHECKING THE LEAN ANGLE SENSOR
1. Remove:
•
Lean angle sensor
(from the fuel tank bracket)
2. Check:
•
Lean angle sensor output voltage
Out of specification

Replace.
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a. Connect the test harness-lean angle sensor
(6P) “1” to the lean angle sensor and wire
harness as shown.
b. Connect the pocket tester (DC 20 V) to the
test harness-lean angle sensor (6P).
2. Ignition coil
Crankshaft position sensor resis-
tance
228–342  (Gy-B)
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
•
Positive tester probe
gray “1”
•
Negative tester probe
black “2”
Lean angle sensor output voltage
Less than 65

0.4–1.4 V
More than 65

3.7–4.4 V
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
Test harness- lean angle sensor
(6P)
90890-03209
YU-03209
• Positive tester probe
yellow/green (wire harness color)
• Negative tester probe
black/blue (wire harness color)