Page 401 of 457
8-8
IGNITION SYSTEMELEC
EAS00735
IGNITION SYSTEM
CIRCUIT DIAGRAM
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Page 406 of 457
8-13
IGNITION SYSTEMELEC
12. Starting circuit cut-off relay (diode)
Disconnect the starting circuit cut-off relay
coupler from the wire harness.
Connect the pocket tester (Ω 1) to the
starting circuit cut-off relay coupler as
shown.
Check the starting circuit cut-off relay for
continuity.
Positive tester probe
blue / yellow
Negative tester probe
sky blue
1
2
EAS00753
Positive tester probe
blue / yellow
Negative tester probe
blue / black Continuity
1
3
Positive tester probe
sky blue
Negative tester probe
blue / yellow
2
1
Positive tester probe
blue / black
Negative tester probe
blue / yellow No
continuity
3
1
YESNO
Replace the starting
circuit cut-off relay. When you switch the positive and negative
tester probes, the readings in the above chart
will be reversed.
Are the tester readings correct?
NOTE:
13. Lean angle cut-off switch
Check the lean angle cut-off switch.
Refer to “FUEL INJECTION SYSTEM” in
chapter 7.
Is the lean angle cut-off switch OK?
YESNO
Replace the lean
angle cut-off switch.
EAS00754
14. Wiring
Check the entire ignition system’s wiring.
Refer to “CIRCUIT DIAGRAM”.
Is the ignition system’s wiring properly con-
nected and without defects?
YESNO
Properly connect or
repair the ignition
system’s wiring.
Replace the ECU.
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8-14
1Main switch
4Fuse (main)
6Battery
8Starter relay
9Starter motor
10Starting circuit cut-off relay
11Neutral switch
12Sidestand switch
53Engine stop switch
54Start switch
73Fuse (ignition)
ELECTRIC STARTING SYSTEMELEC
EAS00755
ELECTRIC STARTING SYSTEM
CIRCUIT DIAGRAM
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Page 411 of 457
8-18
Check the entire starting system’s wiring.
Refer to “CIRCUIT DIAGRAM”.
Is the starting system’s wiring properly con-
nected and without defects?
EAS00766
12. Wiring
YESNO
Properly connect or
repair the starting
system’s wiring.
The starting system
circuit is OK.
11. Start switch
Check the start switch for continuity.
Refer to “CHECKING THE SWITCHES”.
Is the start switch OK?
YESNO
Replace the right
handlebar switch.
EAS00764
10. Clutch switch
Check the clutch switch for continuity.
Refer to “CHECKING THE SWITCHES”.
Is the clutch switch OK?
YESNO
Replace the clutch
switch.
EAS00763EAS00752
9. Sidestand switch
Check the sidestand switch for continuity.
Refer to “CHECKING THE SWITCHES”.
Is the sidestand switch OK?
YESNO
Replace the side-
stand switch.
ELECTRIC STARTING SYSTEMELEC
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Page 417 of 457
8-24
2A.C. magneto
3Rectifier / regulator
4Fuse (main)
6Battery
CHARGING SYSTEMELEC
EAS00773
CHARGING SYSTEM
CIRCUIT DIAGRAM
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Page 419 of 457
8-26
CHARGING SYSTEMELEC
YESNO 5. Stator coil resistance
Remove the generator cover.
Connect the pocket tester (Ω 1) to the sta-
tor coils as shown.
Replace the stator
coil assembly.
EAS00776
Positive tester probe white
Negative tester probe white
Positive tester probe white
Negative tester probe white1
1
2
3
Measure the stator coil resistances.
Stator coil resistance
0.14 0.18 Ω at 20C (68F)
Is the stator coil OK?
YESNO 6. Wiring
Check the wiring connections of the entire
charging system.
Refer to “CIRCUIT DIAGRAM”.
Is the charging system’s wiring properly con-
nected and without defects?
Properly connect or
repair the charging
system’s wiring.
EAS00779
Replace the rectifi-
er / regulator.
4. Stator coil lead
Disconnect stator coil lead coupler.
Connect the pocket tester (Ω 1) to the sta-
tor coil lead coupler as shown.
Positive tester probe
white
Negative tester probe
ground
3
Positive tester probe
white
Negative tester probe
ground
1
Positive tester probe
white
Negative tester probe
groundNo
continuity
2
YESNO
Replace the stator
coil lead. Are the tester readings correct?
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Page 420 of 457
8-27
LIGHTING SYSTEMELEC
EAS00780
LIGHTING SYSTEM
CIRCUIT DIAGRAM
ProCarManuals.com
Page 423 of 457
8-30
Does the Headlight relay (dimmer) have
continuity between red / yellow and
black / green ?
NOYES
Replace the dimmer
relay. Positive tester probe red / yellow
Negative tester probe black / green
1
2
3
4
5. Headlight relay (on / off)
Disconnect the headlight relay (on / off) from
the coupler.
Connect the pocket tester (Ω 1) and bat-
tery (12 V) to the headlight relay (on / off) as
shown.
Positive battery lead red / yellow
Negative battery lead yellow / black
EAS00787
YESNO 7. Wiring
Check the entire lighting system’s wiring.
Refer to “CIRCUIT DIAGRAM”.
Is the lighting system’s wiring properly con-
nected and without defects?
Properly connect or
repair the lighting
system’s wiring.
Check the condition
of each of the lighting
system’s circuits.
Refer to “CHECK-
ING THE LIGHTING
SYSTEM”.
Does the headlight relay (dimmer) have
continuity between black / green and
black / yellow ?
Positive tester probe black / green
Negative tester probe black / yellow
1
2
3
4
6. Headlight relay (dimmer)
Disconnect the headlight relay (dimmer)
from the coupler.
Connect the pocket tester (Ω 1) and bat-
tery (12 V) to the headlight relay (dimmer) as
shown.
Positive battery lead black
Negative battery lead yellow
3
4
3
4
YESNO
Replace the head-
light relay (dimmer).
LIGHTING SYSTEMELEC
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