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SportsBoat_F4X13.book Page 140 Friday, May 21, 2021 4:49 PM

Trouble recovery

TROUBLE POSSIBLE CAUSE REMEDY PAGE
Warning is Over temperature Jet intake clogged Clean 141
displayed warning* Cooling system Clean
clogged 64
Oil pressure Oil pressure dropped Have serviced by Yamaha —
warning* Boat Dealer
Fuel Empty Refill as soon as possible 93
Checking engine Faulty sensors Have serviced by Yamaha —
warning Boat Dealer
Engine runs Fuel Empty Refill as soon as possible 93
irregularly or Stale or contaminat- Have serviced by Yamaha
stalls ed Boat Dealer —
Incorrect octane Use correct fuel 93
number
Fuel filter Water or dust col- Have serviced by Yamaha —
lected Boat Dealer
Fuel tank Water or dirt present Have serviced by Yamaha —
Boat Dealer
Spark plug Fouled or defective Have serviced by Yamaha —
Boat Dealer
Incorrect heat range Have serviced by Yamaha —
Boat Dealer
Gap incorrect Have serviced by Yamaha —
Boat Dealer
Boat speed Cavitation Jet intake clogged Clean 141
too slow or Engine overheat* Jet intake clogged Clean 141
loses power
Cooling system Clean 64
clogged
Fuel filter Clogged Have serviced by Yamaha —
Boat Dealer
Spark plug Fouled or defective Have serviced by Yamaha —
Boat Dealer
Incorrect heat range Have serviced by Yamaha —
Boat Dealer
Gap incorrect Have serviced by Yamaha —
Boat Dealer
Fuel Stale or contaminat- Have serviced by Yamaha —
ed Boat Dealer
*Engine speed will be limited to 3500 rpm.

140