Yamaha YZF-R1P Utility Trailer User Manual


 
8 - 15
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ELEC
ELECTRIC STARTING SYSTEM
EAS00757
TROUBLESHOOTING
Check:
1. main and ignition fuses
2. battery
3. starter motor
4. starting circuit cut-off relay
5. starter relay
6. main switch
7. engine stop switch
8. neutral switch
9. sidestand switch
10.clutch switch
11.start switch
12.wiring connections
(of the entire starting system)
NOTE:
_
Before troubleshooting, remove the following
part(s):
1. seat
2. fuel tank
3. left side cowling
Troubleshoot with the following special
tool(s).
EAS00738
EAS00739
EAS00758
The starter motor fails to turn.
Pocket tester
YM-03112
1. Main and ignition fuses
Check the main and ignition fuses for con-
tinuity.
Refer to CHECKING THE FUSES in
chapter 3.
Are the main and ignition fuses OK?
YES
NO
Replace the fuse(s).
2. Battery
Check the condition of the battery.
Refer to CHECKING AND CHARGING
THE BATTERY in chapter 3.
Minimum open-circuit voltage
12.8 V or more at 20 °C (68 °F)
Is the battery OK?
YES
NO
Clean the battery
terminals.
Recharge or
replace the bat-
tery.
3. Starter motor
Connect the positive battery terminal
1
and starter motor lead
2
with a jumper
lead
3
.
WARNING
_
A wire that is used as a jumper lead
must have at least the same capacity or
more as that of the battery lead, other-
wise the jumper lead may burn.
This check is likely to produce sparks,
therefore make sure nothing flammable
is in the vicinity.
Does the starter motor turn?
YES
NO
Repair or replace the
starter motor.