6S35H11
9-2
9
8
7
6
5
4
3
2
1
Troubleshooting the power unit
Troubleshooting the power unit (trouble code not available)
The trouble shooting when a trouble code is not available consists of the following 4 items.
Symptom 1: Specific trouble conditions
Symptom 2: Trouble conditions of an area or individual part
Cause 1: The content considered as the trouble factors of symptom 2.
Cause 2: The content considered as the trouble causes of cause 1 (described if necessary).
Symptom 1: Engine does not crank
Refer
Symptom 2
Cause 1
Cause 2
Checking step
to
page
Discharged battery
Starter motor
does not
operate
Starter motor
operates, but
the engine does
not crank
—
Check the battery for
electrolyte level, gravity
and voltage.
3-14
Loose connection of
battery terminal
—
Check the battery
terminal.
—
Short, open, or loose
connection in starter
motor circuit
—
Check the wiring har-
ness continuity.
*1
Starter relay
malfunction
—
Check the starter relay.
8-16
Blown fuse (80A)
—
Check the fuse (80A).
8-15
Starter motor
malfunction
—
Disassemble and
check the starter motor.
8-18
Engine start switch
malfunction
—
Check the engine start
switch.
8-15
Gear shift not in the
neutral position
—
Shift the remote control
lever to neutral.
3-9
Stuck piston
—
Disassemble and
check the power unit.
5-29
Piston lock due to
water or oil in the com-
bustion chamber
*1
See the wiring diagram
6S35H11_09 05.9.30 15:01 Page 3
Summary of Contents for 250GETO
Page 1: ...L250G SERVICE MANUAL 6S3 28197 5H 116 250G 250G L250G ...
Page 4: ......
Page 135: ... MEMO 9 8 7 6 5 4 3 2 1 6S35H11 5 48 ...
Page 201: ...6S35H11 6 64 9 8 7 6 5 4 3 2 1 MEMO ...
Page 291: ......
Page 292: ...YAMAHA MOTOR CO LTD Printed in Japan Aug 2005 1 4 1 E_2 Printed on recycled paper 250G L250G ...