Troubleshooting - Yamaha T135SE Service Manual

ELECTRIC STARTING SYSTEM (T135SE)
EAS00757

TROUBLESHOOTING

The starter motor fails to turn.
Check:
1. fuse
2. battery
3. starter motor
4. starter relay
5. main switch
6. start switch
7. wiring connections
(of the entire starting system)
NOTE:
9 Before troubleshooting, remove the following
part(s):
1. side cowlings (left and right)
2. front cowling
3. center panels (upper and lower)
4. rear cowlings (left and right)
5. inner panel
9 Troubleshoot with the following special tool(s).
Pocket tester
90890-03112
EAS00738
1. Fuse
9 Check the fuse for continuity.
Refer to "CHECKING THE FUSE" in chapter
3.
9 Is the fuse OK?
YES NO
Replace the fuse.
8-16
http://www.motorcycle.in.th
EAS00739
2. Battery
9 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
9 Is the battery OK?
YES
EAS00758
3. Starter motor
9 Connect the positive battery terminal 1 and
2 with a jumper lead 3 .
starter motor lead
w
9 Awire 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.
9 This check is likely to produce sparks,
therefore make sure nothing flammable is
in the vicinity.
9 Does the starter motor turn?
YES
ELEC
NO
9 Clean the battery
terminals.
9 Recharge or
replace the bat-
tery.
NO
Repair or replace
the starter motor.