20 Most Recent Yamaha 2004 Bruin 350 Auto 4x4 Questions & Answers

Question edited for clarity. Add maker. Question moved to Yamaha Bruin category. Likely to be a fault with the ignition switch Karen. There is help in the link. https://www.google.com/search?q=2004+Bruin+350+won%27t+switch+off ..

there should be a screw located on the bottom of the float bowl. but on some quads it might not be easy to reach without long skinny flat head screwdriver. my suggestion is to take off the carb and give it a good cleaning. water can cause deposits and lead to clogs

Going by this it would be 110 foot lbs...this was VERY hard to find...and I found it here...http://www.maultechatv.com/techguides/Service%20Manuals/YAMAHA/ATV-SxS%20Service%20Data%201995-2009.pdf Hope this helps took me an hour to find this...

it sounds like, its not getting enough fuel. or the carb needs a good cleaning. change fuel filter, then try it. Good-day!

Main jet dirty. Likely Ethanol fuel fouling. Remove and clean jet. Check all rubber tubing to/from carb for cracks/deterioration and replace.

Hey Anon, this is NOT something to "try and learn" how to do..find a professional that is will to tutor you when you do this for the first time! It COULD save you A LOT of $$$$!!!!!

If you have good spark then it's most likely a fuel issue, anything off of idle is dealing with the main jet and metering needle, clean jet and check needle for excessive wear.

Check the fuel flow through the tank valve. There are screens inside the tank that may be blocked and restricting flow.

.004 intake .005 ext

must hold brake, use the foot brake!