Yamaha 2017 WaveRunner EX Owner's/Operator's Manual page 43

If the oil pressure warning is activated, imme-
diately reduce the engine speed, return to
shore, and then check the engine oil level.
(See page 47 for information on checking the
engine oil level.) If the oil level is sufficient,
have a Yamaha dealer check the watercraft.
EJU43901
Engine overheat warning
If the engine temperature rises significantly,
the engine overheat warning indicator, the
check engine warning indicator, and the
"WARNING" indicator light blink, and the
buzzer sounds intermittently. After 5 sec-
onds, the engine overheat warning indicator
and the "WARNING" indicator light stop
blinking and remain on, and the buzzer
sounds continuously. After 30 seconds, the
buzzer stops. While the engine overheat
warning is activated, the maximum engine
speed is limited.
If the engine overheat warning is activated,
immediately reduce the engine speed, return
to shore, and then make sure that water is
being discharged from the cooling water pilot
outlet while the engine is running. If there is
no discharge of water, stop the engine, and
then check the jet intake for clogging. (See
page 92 for information on the jet intake.)
NOTICE: If you cannot locate and correct
the cause of the overheating, consult a
Yamaha dealer. Continuing to operate at
Instrument operation
higher speeds could result in severe en-
gine damage.
[ECJ00042]
EJU44690
Check engine warning
If a sensor malfunction or a short circuit is de-
tected, the check engine warning indicator
and the "WARNING" indicator light blink, and
the buzzer sounds intermittently for 30 sec-
onds.
If the engine is stopped after the check en-
gine warning is activated, the tachometer
portion of the information display will show
37