Troubleshooting - BOMBARDIER Johnson 90 Service Manual

ELECTRICAL
ELECTRIC STARTER SYSTEM
Troubleshooting
NOTE:
Before troubleshooting the electric starter system, make sure of the following:
• Battery is ful/y charged.
• Ali cables / wires are secure/y connected.
• Shift is in "NEUTRAL
n
position.
l.4\CAUTION
1
lf any abnormality is found, immediately disconnect battery cables from battery.
Engine does not start.
Does engine turn over
with continued cranking?
Does starter motor rotate?
YES
NO
YES
• Check battery for
charging condition.
• Check battery termi­
nals for connections
and corrosion.
• Check main (60 A) and
/or sub (30 A) fuse /
case. (See page
4-3)
YES
Check for starter relay
"Click" sound when
turning ígnition switch to
"START''.
Is there "Click" sound?
• Check pinion and over­
running clutch. (See
page 4-18)
• Check starter magnetic
switch. (See page 4-20)
YES
Does the flywheel rotate?
No (or turns slowly)
• Check battery for
charging condition.
• Check battery termi­
nals for connections
and corrosion.
• Remove starter motor
from engine.
• Does starter motor turn
under no-load condi­
tions by connecting
battery
®
terminal to
"M" terminal of starter
motor and battery
e
terminal to the starter
motor body.
YES
• The magnetic switch
and / or connection is
faulty. Replace it.
NO
NO
• Check function of neu­
tral switch. (See page
4-11)
• Check ignition switch
function. (See page 4-
10)
• Check starter relay.
(See page 4-10)
• Check wiring system
and connections
between starter relay
and ignition switch.
• Check the brush and
brush holder. (See
page 4-17)
• Check the armature
coil. (See page 4-17)
4-9