Troubleshooting; Electric Starting System - Yamaha XP500 2001 Service Manual

EAS00757

TROUBLESHOOTING

The starter motor fails to turn.
Check:
1. Main, signal 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. Brake light switch (front and rear)
9. Sidestand switch
10. Start switch
11. Wiring connections
(of the entire starting system)
NOTE:
S Before troubleshooting, remove the following
part(-s):
1) Leg shield
2) Footrest board
3) Fuel tank
S Troubleshoot with the following special tool(-s).
Pocket tester
90890-03112
EAS00738
1. Main, signal and ignition fuses
S Check the main, signal and ignition fuses for
continuity.
Refer to "CHECKING THE FUSES" in
CHAPTER 3.
S Are the main and ignition fuses OK?
YES

ELECTRIC STARTING SYSTEM

NO
Replace the fuse (-s).
EAS00739
2. Battery
S Check the condition of the battery.
Refer to "CHECKING THE BATTERY" in
CHAPTER 3.
Open-circuit voltage
12.8 V or more at 20_C
S Is the battery OK?
YES
EAS00758
3. Starter motor
S Connect the battery positive terminal
starter motor lead
WARNING
S A wire that is used as a jumper lead must
have the equivalent capacity or more as
that of the battery lead, otherwise the
jumper lead may burn.
S This check is likely to produce sparks,
therefore make sure that no flammable
gas or fluid is in the vicinity.
S Does the starter motor turn?
YES
8-20
ELEC
NO
S Clean the battery
terminals.
S Recharge or
replace the battery.
1
and
3
with a jumper lead
2
NO
Repair or replace the
starter motor.
.