whistle

Hi all, I'm new to the forum and new to the FZ6. I just bought one used from 2004 some days ago and I am getting accustomed to it. Question to you: When I am driving I can here some kind of constant whistle like a Larsen effect. I went to a Yamaha dealer and they listened to the motorbike...

Hi everyone. There is a whistle noise/sound from water pump. Sound is very very annoying at idle, 1200 rpm and if bike is cold or warm, no whistle. The whistle sound is only when bike is full warm. Also, sound goes when bike revved 1600 or up, no water mixing marks on motor oil or there is not...