Electric Starting System Troubleshooting; The Starter Motor Fails To Turn - Yamaha XV1700PCRC Service Manual

EAS00757
TROUBLESHOOTING

The starter motor fails to turn.

Check:
1. main, ignition and decompression solenoid
fuses
2. battery
3. starter motor
4. relay unit (starting circuit cut-off relay)
5. relay unit (diode)
6. starter relay
7. main switch
8. engine stop switch
9. neutral switch
10.sidestand switch
11.clutch switch
12.start switch
13.decompression solenoid
14.wiring connections
(of the entire starting system)
NOTE:
_
• Before troubleshooting, remove the following
part(s):
1. seat
2. headlight lens unit
• Troubleshoot with the following special
tool(s).
Pocket tester
YU-03112
EAS00738
1. Main, ignition and decompression solenoid
fuses
• Check the main, ignition and decompres-
sion solenoid fuses for continuity.
Refer to "CHECKING THE FUSES" in
chapter 3.
• Are the main, ignition and decompression
solenoid fuses OK?
YES
ELECTRIC STARTING SYSTEM
NO
Replace the fuse(s).
7 - 24
EAS00739
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
EAS00758
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
– +
ELEC
NO
• Clean the battery
terminals.
• Recharge or
replace the battery.
NO
Repair or replace the
starter motor.