Yamaha YZF-R1B 2012 Service Manual page 535

Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
b. Measure the crankshaft position sensor
resistance.
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EAS28130
CHECKING THE LEAN ANGLE SENSOR
1. Remove:
• Lean angle sensor
(from the battery box 2)
2. Check:
• Lean angle sensor out put voltage
Out of specification → Replace.
Lean angle sensor output volt-
age
Less than 45°: 0.4–1.4 V
More than 45°: 3.7–4.4 V
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a. Connect the test harness-lean angle sen-
sor (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).
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)
email: info@motomatrix.co.uk
ELECTRICAL COMPONENTS
c. Set the main switch to "ON".
d. Turn the lean angle sensor to 45°.
e. Measure the lean angle sensor output volt-
age.
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EAS28940
CHECKING THE STARTER MOTOR OPERA-
TION
1. Check:
• Starter motor operation
Does not operate → Perform the electric
starting system troubleshooting, starting
with step 4.
Refer to "TROUBLESHOOTING" on page
8-11.
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a. Connect the positive battery terminal "1"
and starter motor lead "2" with a jumper
lead "3".
EWA13810
WARNING
• A wire that is used as a jumper lead must
have at least the same capacity of the bat-
tery lead, otherwise the jumper lead may
burn.
• This check is likely to produce sparks,
therefore, make sure no flammable gas or
fluid is in the vicinity.
b. Check the starter motor operation.
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