Electric Starter/Starter Clutch Troubleshooting - Honda CB250N Shop Manual

Electric
Starter/Starter Clutch
Troubleshooting
Starter
Motor
Will
Not
Turn
•
Check
for
a
blown
out main
or
sub fuses before
servicing.
-
Make
sure the battery
is
fully
charged and
in
good
condition.
Check
for
loose
or
poorly
connected
battery ter-
minals,
and opened
or
shorted battery
cable.
Normal
t
Check
for
loose or poorly connected starter
relay
switch
terminals
and
4P
connector.
Normal
J_
Check'
for
loose or poorly connected
starter
motor
cable,
and open
cable.
Normal
f
With
the ignition
switch
"ON",
switch
and check
for a "click'
starter relay switch.
push
the starter
sound from
the
Abnormal
Abnormal
Abnormal
Poorly connected
battery terminals
Open
or
short
circuit in
battery cable
Poorly
connected
terminals
or
4P
connector
Poorly
connected motor
cable
Open
circuit in
motor
cable
Connect
the starter
motor terminal
to
the
bat-
tery positive terminal
directly.
(Because a large
amount
of current flows, do not use
thin wires).
No
click
i_
Disconnect
starter relay
switch connector,
and
check
the relay
coil
ground
wire lines as
below
for continuity:
1
.
Green/Red terminal-clutch switch
diode-
neutral switch
fine
(with
transmission
in
neutral and clutch
lever released.)
2.
Green/Red terminal-clutch switch-side stand
switch
line
(in
any
gear except neutral
and
with the
clutch lever pulled
in
and the side
stand
up.)
Continuity
Connect
the starter relay
switch connector.
With
the
ignition
switch
ON
and
the
starter
switch pushed, measure the
starrer relay
voltage
at
the
starter
switch connector
(be-
tween
Yellow/Red
(+)
and ground
(-)).'
Battery voltage
comes
L
i
1
Check
the
starter relay
switch
operation,
No
continuity
No
voltage
Normal
Starter
motor
turns
Starter
motor
does not turn
I
•
Faulty starter
motor
Loose
or
disconnected
starter
motor
cable
Faulty
starter relay
switch
Faulty neutral
switch
Faulty neutral diode
Faulty clutch
switch
Faulty clutch/side stand diode
Faulty side stand switch
Loose or
poor
contact of
connector
Open
circuit
wire harness
Faulty ignition
switch
Faulty
starter
switch
Blown
out
main
or
sub fuses
Loose
or
poor contact of
connector
Open
circuit in
wire harness
Loose
or
poor contact of the
starter relay
switch connector
Abnorma!
Faulty starter relay
switch
15-3