Trouble Recovery; Troubleshooting; Troubleshooting Chart - Yamaha WaveRunner SuperJet 2020 Owner's/Operator's Manual

EJU34562
If you have any trouble with your watercraft, use the troubleshooting chart to check for the
possible cause.
If you cannot find the cause, consult a Yamaha dealer.
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Troubleshooting chart

TROUBLE
Engine does not
start (Starter motor
does not turn over)
Engine does not
start (Starter motor
turns over)

Troubleshooting

POSSIBLE CAUSE
Engine shut- Clip not in place
off switch
Fuse Burned out
Battery Run down
Poor terminal con-
nections
Terminal corroded
Starter motor Faulty
Fuel cock Turned to "OFF"
Fuel Empty
Stale or contaminat-
ed
Fuel tank Water or dirt present
Spark plug Fouled or defective
Spark plug Not connected or
cap loose
Crankcase Filled with water
Fuel filter Clogged or water
pooled
Choke Knob moves back on
its own

Trouble recovery

REMEDY
Install clip
Replace fuse and
check wiring
Recharge
Tighten as required
Clean or replace
Have serviced by
Yamaha dealer
Turn fuel cock knob
to "ON"
Refill as soon as pos-
sible
Have serviced by
Yamaha dealer
Have serviced by
Yamaha dealer
Replace
Connect properly
Have serviced by
Yamaha dealer
Have serviced by
Yamaha dealer
Tighten choke knob
adjusting nut
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