Yamaha YXR70FX, Руководство по обслуживанию

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– +
ELEC
IGNITION SYSTEM
EBS01041
YES NO
EBS01040
YES
NO
YES NO
EBS01047
YES
NO
7. Main switch
• Check the main switch for continuity.
Refer to “CHECKING THE SWITCHES”.
• Is the main switch OK?
Replace the main
switch.
8. Crankshaft position sensor resistance
• Disconnect the crankshaft position sensor
coupler from the wire harness.
• Connect the pocket tester (
Ω ×
100) to the
crankshaft position sensor coupler as
shown.
Positive tester probe
→
gray 1
Negative tester probe
→
black 2
• Measure the crankshaft position sensor
resistance.
Crankshaft position sensor resis-
tance
459 ~ 561
Ω
at 20 °C (68 °F)
• Is the crankshaft position sensor OK?
Replace the crank-
shaft position sensor/
stator assembly.
Gy B
2
1
9. Lean angle sensor
• Remove the lean angle sensor.
• Connect the pocket tester (DC 20 V) to the
lean angle sensor coupler as shown.
Positive tester probe
→
yellow/green
1
Negative tester probe
→
black/blue
2
• Set the main switch to “ON”.
• Turn the lean angle sensor to 65°.
• Measure the lean angle sensor output volt-
age.
Lean angle sensor voltage
Less than 65°
±
5°
→
3.55 ~ 4.45 V
More than 65°
±
5°
→
0.65 ~ 1.35 V
• Is the lean angle sensor OK?
Replace the lean
angle sensor.
10.Wiring
• Check the entire ignition system wiring.
Refer to “CIRCUIT DIAGRAM”.
• Is the ignition system wiring properly con-
nected and without defects?
Replace the ECU. Properly connect or
repair the ignition
system wiring.
UP
L Y / G B / L
65˚ 65˚
1
2