
PERIODIC MAINTENANCE AND MINOR REPAIR
6-38
6
EAU25962
Troubleshooting chart
WARNING
EWA10840
Keep away open flames and do not smoke while checking or working on the fuel system.
Check the fuel level in
the fuel tank.
1. Fuel
There is
enough fuel.
There is
no fuel.
Check the compression.
Supply fuel.
The engine does not start.
Check the compression.
Operate the
electric starter.
2. Compression
There is compression.
There is no compression.
Check the ignition.
Have a Yamaha dealer
check the vehicle.
Remove the spark plug
and check the electrodes.
3. Ignition
Wet
Dry
Wipe off with a dry cloth and correct the
spark plug gap, or replace the spark plug.
Have a Yamaha dealer check the vehicle.
The engine does not start. Have a
Yamaha dealer check the vehicle.
The engine does not start.
Check the battery.
Open the throttle halfway and
operate the electric starter.
Operate the
electric starter.
4. Battery
The engine turns over
quickly.
The engine turns over
slowly.
The battery is good.
Check fluid, recharge,
check connections.
U3D9E0E0.book Page 38 Saturday, December 25, 2004 11:35 AM
Summary of Contents for YBR125 Custom
Page 1: ...3D9 F8199 E0 YBR125ED OWNER S MANUAL ...
Page 2: ...U3D9E0E0 book Page 2 Saturday December 25 2004 11 35 AM ...
Page 82: ...A5 yoko_Blank fm Page 1 Tuesday April 8 2003 11 43 AM ...
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Page 84: ...YAMAHA MOTOR CO LTD PRINTED IN CHINA 2005 01 0 3 1 CR E ...