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Buzzing Noise on Shut off?

193 Views 4 Replies 2 Participants Last post by  RandomlyPredictable
Hello,

I have a 2017 Kawasaki Z125 Pro. I just bought it and noticed that when I turn the key in the ignition to Off, the motorcycle makes a quick 2 second buzzing sound.
This buzzing noise happens even if I didn't start the engine. I could turn the key in the ignition to On...then to Off and the buzzing occurs every time.

Does anyone know why the bike is making this buzz noise?
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That is the Idle Speed Control Valve Actuator .

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That is the Idle Speed Control Valve Actuator .

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Hi :) Thank you for answering. This is my first motorcycle and I'm starting to learn about it. What you are saying is the 2 seconds of buzz noise when turning the key to the off position is the Idle Speed Control Valve. Does the sound indicate that I should get it looked at?
No. That sound is normal
If it doesn't make that sound you probably have issue and a Yellow CEL

The yellow Check engine light ( Indicators-#5 engine warning indicator) (CEL) will come on when the motor is off and the key is in the ON position and during the start-up cycle
If the CEL stays on after the motor is running you have a issue.

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No. That sound is normal
If it doesn't make that sound you probably have issue and a Yellow CEL

The yellow Check engine light ( Indicators-#5 engine warning indicator) (CEL) will come on when the motor is off and the key is in the ON position and during the start-up cycle
If the CEL stays on after the motor is running you have a issue.

View attachment 27757

View attachment 27757
You are very helpful, thank you!
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