Fuel System (Fuel Injection)
4-24
4st 25/30 2022
2) Waring Notification, Abnormality and Action to be taken
Warning Indicators
Description of faults or notice Remedy
Buzzer
Lamp
(LED)
Low speed
ESG
High speed
ESG
1 second
only
ON: 1 Sec. Normal operating check of the system at the starting (*1)
Continuous
sound (*2)
ON (*2) ON (*2) Engine temp. abnormally high (1)
Continuous
sound (*2)
ON (*2) ON (*2) Low engine oil pressure (2)
Continuous
sound
ON ON Engine speed exceeds maximum allowable RPM (3)
Beep (*2) Flashing (*2) ON (*2)
Engine temp sensor or T-MAP (manifold pressure, intake air
temperature) sensor is malfunction or short circuit.
(4)
Remarks) *1: When key is turned ON for the Remote Control Model and Multi-Function Tiller Handle Model On the Basic
Tiller Handle Model, the buzzer and lamp (LED) are activated at starting (when the recoil starter or starter
motor operates).
*2: To cancel the warning display, stop the engine once.
Note) When engine low speed ESG goes on, the speed is controlled at 2,800 min
-1
(rpm) or lower.
Continuous operation in this state should be avoided.
When engine high speed ESG goes on, the engine speed is controlled at the following level or lower.
Continuous operation in this state should be avoided.
30PS: 6,700 min
-1
(rpm) 25PS: 6,200 min
-1
(rpm)
Action to be taken (1): Move promptly to a safe location, set the throttle speed to low, set the shift to the Neutral (N) position,
check that cooling water is discharged from the cooling water check port, and stop the engine.
Remove any dirt, plastic sheets, etc. stuck around the lower unit.
If no cooling water is discharged from the cooling water check port, check each part of the outboard
motor.
(2) : Move immediately to a safe location and stop the engine.
Check the engine oil level and replenish the oil if the engine oil level is below the specified level.
If the engine oil level is within the specified range, check each part.
(3) :
Return the throttle to medium speed or lower, move promptly to a safe location, and stop the engine.
Check the propeller blades to see if they are bent or damaged.
Check each part if the condition does not improve even after the propeller is replaced with a new one.
(4) : Go to the nearest port immediately and check each part after stopping the engine.
(6) Warning Buzzer and Lamp (LED), and Control of Engine
Revolution Speed
Warning System
When an abnormality occurs on the engine, warning buzzer sounds and warning lamp (LED) is lit or blinks.
In such case, engine speed is controlled but engine is not stopped.
1) Location of Warning Buzzer and Lamp (LED)
•
Warning buzzer: In the remote control box for remote control model. (only for remote control model)
• Warning lamp (LED): In the tachometer or on the tiller handle.
•
Remarks: The lamp of the tachometer (option) with warning lamp operates synchronously with the lamp (LED) of the
engine side.
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