2003 Yamaha YZ 125 "engine start" Questions

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Question about Yamaha YZ 125 Motorcycles

1 Answer

...and PRI, what is the neaning of PRI?, thanks... You have a vacuum operated petcock....so that when engine starts and draws vacuum...a diaphragm lifts in the petcock to supply fuel to carb. When the ...

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Question about Yamaha YZ 125 Motorcycles

1 Answer

...start my atv and engine starts and runs will then stall right away wont rev up then if i keep the push button pussed in the engine will run and you can rev the enging up to a high rpm but then when ...

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Question about Yamaha YZ 125 Motorcycles

1 Answer

...engine wont start i have compression and a spark and i have set the timing up accoring to the manual, and ideas to what may be wrong? thank you . Did you put the reeds back in correctly? Is the spark ...

Question about Yamaha YZ 125 Motorcycles

1 Answer

engine starts but won't stay running. Why does engine start but won't stay running? Check idle level. It should be a big knurled screw on the side or bottom of carb.

Question about Yamaha YZ 125 Motorcycles

2 Answers

...engine. The kick start mechanism or a bent shift fork may have locked up the engine. Gremlins may have done it. Something did, so let's find out what. Please rate this solution. Thanks! bump it ...

Question about Yamaha YZ 125 Motorcycles

2 Answers

...engine troubles,but it was the whole entire pull start housing that was bad. hey, my friend john has the same exact model, we run it all the time, i was over his house just this weekend. if you want ...

Question about Yamaha YZ 125 Motorcycles

1 Answer

...start, and when it does it has no power Starting problem and low power in Yamaha YZ 125 can be related to bad timing, please get the timing chain in engine adjusted for proper engine timing. Also get ...

Question about Yamaha YZ 125 Motorcycles

2 Answers

...start a gasoline engine. The gas, the spark and the minimum RPM. Two of these are available and the third gas is seemingly missing. So, please check if it is getting the required gas. Since gas is ...

Question about Yamaha YZ 125 Motorcycles

1 Answer

Engine clanging funny when started Noises coming from the inside of an engine are not good. Someone needs to pull the right side engine cover and look at the clutch, crankshaft drive gear and kick ...

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