Trouble Shooting - Suzuki RV125 Service Manual

6-12 ELECTRICAL SYSTEM

TROUBLE SHOOTING

Starter motor will not run.
The transmission is in neutral. Grasp the
clutch lever, turn on the ignition switch
with the engine stop switch in the "RUN"
position and listen for a click from the
starter relay when the starter button is
pushed.
No click
Measure the starter relay voltage at the
starter relay connectors (between Y/G -
and Y/B ) when the starter button is
pushed.
Voltage
:
Check the starter relay.
( 6-15)
Correct
The starter motor runs when the transmission is in neutral with the side-stand up or down, but does not
run when the transmission is in any position other than neutral with the side-stand down.
:
Check the side-stand switch.
( 6-16)
Correct
Others
Engine does not turn though
the starter motor runs.
Clicks
+
No voltage
Incorrect
Incorrect
• Faulty starter clutch
Check if the starter motor runs
when its terminal is connected +
to the battery terminal. (Do
not use thin "wire" because a
large amount of current flows.)
Runs Does not run
• Faulty starter motor
• Faulty starter relay
• Loose or disconnected
starter motor lead wire
• Faulty ignition switch
• Faulty engine stop switch
• Faulty clutch lever position
switch
• Faulty neutral switch
• Faulty turn signal/
side-stand relay
• Faulty starter button
• Poor contact of connector
• Open circuit in wire harness
• Faulty starter relay
• Poor contact of the starter
relay
• Faulty side-stand switch
• Open circuit in wire harness
• Poor contact of connector