2-24
BF135A•BF150A
Replace the ignition switch.
Check inside the engine and repair the
faulty parts.
Remove corrosion from the terminals
and connect the terminals securely.
Perform ignition system trouble-
shooting (P. 2-25).
NO
Check the engine speed.
Is it normal?
NO
YES
NO
NO
NO
YES
YES
NO
From P. 2-23 (A)
YES
YES
YES
From P. 2-23 (B)
Replace the starter motor.
Charge the battery.
Repair or replace the wire har-
ness.
Replace the starter motor.
Check the ignition switch (P. 16-9).
Is the ignition switch in good condi-
tion?
Replace the starter motor with a new
one and recheck.
Does the starter motor turn?
Check the battery for charging level.
Is the battery fully charged?
Replace the starter motor with a new
one and recheck.
Does the starter motor turn?
Check the battery terminals for con-
nection and corrosion.
Are the battery terminals in good con-
dition?