Engine Control System; Alert System; Overheat Alert - Yamaha F150 Owner's Manual

Engine control system

EMU26805

Alert system

ECM00093
NOTICE
Do not continue to operate the engine if an
alert device has activated. Consult your
Yamaha dealer if the problem cannot be
located and corrected.
EMU41924

Overheat alert

This engine has an overheat-alert device. If
the engine temperature rises too high, the
alert device will activate.
 The engine speed will automatically de-
crease to about 2000 r/min.
 The overheat-alert indicator of the 6Y8
Multifunction Tachometer will light or blink.
 The pop-up window will appear on the
Multi-Display.
 The buzzer will sound.
48
If the alert system has activated, stop the en-
gine and check the cooling water inlets:
 Check trim angle to be sure that the cooling
water inlet is submerged.
 Check the cooling water inlet for clogging.
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Twin engine drive users:
If the overheat alert system of one engine ac-
tivates, the engine will slow down. To switch
ZMU08533
off the alert activation on the engine not af-
fected by overheating, turn off the main
switch of the engine overheating. If the alert
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