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SportsBoat_F4Y11.book Page 68 Wednesday, May 19, 2021 11:34 AM

Instrument operation

Check engine warning water comes out of the outlets while the en-
If an engine sensor malfunction or a short cir- gines are running, particularly while applying
cuit is detected, a warning will appear on the throttle. If you do not see any water at the
multi-function display and the buzzer will outlets, cooling water may not be circulating
sound. If a fault is detected for the engines, in the engines.
“Check Engine” will be displayed. If this oc-
curs, reduce the engine speed, return to
shore, and have a Yamaha Boat Dealer check
the engine.

Low oil pressure warning
If the oil pressure does not rise to specifica-
tion, a warning will appear on the multi-func-
tion display and the buzzer will sound. If a 2
fault is detected for the engines, “Low Oil 1
Pressure” will be displayed. At the same time, 1 Cooling water pilot outlet (starboard engine)
the engine speed is automatically limited to 2 Cooling water pilot outlet (port engine)
help prevent damage. If this occurs, reduce
the engine speed, return to shore or maneu- TIP:
ver to a safe location, and check the engine If the cooling water passages in the engines
oil level. (See page 134 for engine oil level are dry, it will take about 20 seconds for wa-
checking procedures.) ter to reach the pilot outlets after starting.
If the oil level is low, add enough engine oil to
raise it to the proper level. If the oil level is suf- If water is not circulating, something may be
ficient, have a Yamaha Boat Dealer check the clogging the intake grates. Refer to “Jet
engine. pump clean-out procedure” on page 188.

Over temperature warning
This model is equipped with an over temper-
ature warning system. If the engines start to
overheat, a warning will appear on the multi-
function display and the buzzer will sound. If
the engine is over heating, “Over Tempera-
ture” will be displayed. At the same time, the
1
engine speed is automatically limited to help
prevent damage. If this occurs, immediately
reduce the engine speed, return to shore or
1 Intake grate
maneuver to a safe location, and check for
water discharge at the cooling water pilot
outlets. There are cooling water pilot outlets
on the starboard side of the hull. Check that

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