Yamaha YZF-R1 2012, Service Manual

Page: 544 / 556

ELECTRICAL COMPONENTS
8-147
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a. Connect the pocket tester (
Ω ×
100) to the
intake air temperature sensor terminal as
shown.
b. Immerse the intake air temperature sensor
“1” in a container filled with water “2”.
TIP
Make sure that the intake air temperature sen-
sor terminals do not get wet.
c. Place a thermometer “3” in the water.
d. Slowly heat the water, then let it cool down
to the specified temperature.
e. Measure the intake air temperature sensor
resistance.
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3. Install:
• Intake air temperature sensor
EAS14B1020
CHECKING THE STEERING DAMPER
SOLENOID
1. Remove:
• Left side cowling
Refer to “GENERAL CHASSIS” on page
4-1.
2. Check:
• Steering damper solenoid resistance
Out of specification
→
Replace the steer-
ing damper assembly.
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a. Disconnect the steering damper lead cou-
pler from wire harness.
b. Connect the pocket tester (
Ω ×
1) to the
steering damper lead coupler.
c. Measure the steering damper solenoid
resistance.
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EAS14B1055
CHECKING THE GEAR POSITION SENSOR
1. Remove:
• Fuel tank
Refer to “FUEL TANK” on page 7-1.
• Gear position sensor
Refer to “CRANKCASE” on page 5-70.
2. Check:
• Gear position sensor
Out of specification
→
Replace the gear
position sensor.
Intake air temperature sensor
resistance
5.4–6.6 k
Ω
at 0
°
C (32
°
F)
290–390
Ω
at 80
°
C (176
°
F)
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
Intake air temperature sensor
screw
1.5 Nm (0.15 m·kgf, 1.1 ft·lbf)
Steering damper solenoid resis-
tance
49.82–56.18
Ω
at 20
°
C (68
°
F)
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
• Positive tester probe
Black “1”
• Negative tester probe
Black “2”