2010 rmz450

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6/5/2018 8:26 PM

Bike is hard to start, but idles good when it does start but will not rev up only pops when you open throttle, any help appreciated thanks

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6/6/2018 3:49 PM

Dirty fuel system.
Have you checked the valves.

Paw Paw

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6/6/2018 4:05 PM

Yes checked valves, doesn't throw a code, maybe check fuel pressure? Thanks

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6/6/2018 4:39 PM

Sounds like its running lean. This happen all the sudden or what?

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6/6/2018 4:55 PM

Yep, all of sudden

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6/6/2018 5:32 PM

Sounds more like a fuel delivery issue.
Dirty injector, fuel pump issue, fuel filter issue or vent issue.

Paw Paw

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6/6/2018 6:02 PM

Thanks paw paw and kb228, ill look at that

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