Troubleshooting
71
7.
Pull the black (–) connecting lead cover
to expose the terminal through the slit in
the cover, and then connect the black (–)
jumper cable to the black (–) connecting
lead.
8.
Start the engine.
9.
Disconnect the black (–) jumper cable
from the black (–) connecting lead, and
then pull the cover completely over the
lead terminal.
10. Disconnect the black (–) jumper cable
from the negative (–) terminal of the bat-
tery used to jump start the engine.
11. Disconnect the red (+) jumper cable from
the positive (+) terminal of the battery
used to jump start the engine.
12. Disconnect the red (+) jumper cable from
the red (+) connecting lead, and then pull
the cover completely over the lead termi-
nal.
13. Install the red (+) connecting lead into the
lead holder.
14. Close the shroud.
TIP
Make sure that both the red (+) connecting
lead and the black (–) connecting lead are
seated securely in the lead holders.
Electric starter does not operate or
operates slowly
●
Engine stop switch is pushed in: Pull it out.
●
Faulty wire connections: Check connec-
tions or ask a Yamaha dealer to inspect.
●
Discharged battery: Charge battery or see
“Discharged battery” above.
●
Seized engine: Seizure is caused by poor
lubrication, inadequate fuel, or an air leak.
Ask a Yamaha dealer to inspect.
●
“Hydrostatic lock” occurs when fuel has
filled the cylinders when the vehicle has
been transported: Remove the spark plugs
and turn the engine over several times with
the ignition off to expel excess fuel. Ask a
Yamaha dealer to inspect.
Engine power is low
●
Low coolant temperature indicator light is
flashing: Warm the engine up.
●
Faulty spark plugs: Clean or replace the
spark plugs.
●
Incorrect carburetor jetting for altitude or
temperature: Ask a Yamaha dealer to in-
spect.
●
Improper fuel flow: See “Engine turns over
but does not start–Fuel system” above.
●
Incorrect V-belt clutch settings for altitude
or conditions: Ask a Yamaha dealer to in-
spect.
Engine constantly backfires or mis-
fires
●
Faulty spark plugs: Replace the spark
plugs.
U8GS14E0.book Page 71 Wednesday, May 19, 2010 10:45 AM