# Need your guys honest opinion

**URL:** <https://forums.speedlife.net/t/need-your-guys-honest-opinion/258811>\
**Category:** Shift518 Automotive\
**Created:** [June 7, 2011, 1:23pm UTC](https://forums.speedlife.net/t/need-your-guys-honest-opinion/258811 "2011-06-07T13:23:08Z")\
**Posts on this page:** 9\
**Page:** 2

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**Author:** ![MotoX](https://avatars.discourse-cdn.com/v4/letter/m/e95f7d/32.png) [@MotoX](https://forums.speedlife.net/u/MotoX)\
**Post date:** [June 8, 2011, 6:43pm UTC](https://forums.speedlife.net/t/need-your-guys-honest-opinion/258811/21 "2011-06-08T18:43:22Z")

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thanks! now i can’t wait to get it all registered and insured and take it for a spin…

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**Author:** ![RocketPunch](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/rocketpunch/32/6429_2.png) [@RocketPunch](https://forums.speedlife.net/u/RocketPunch)\
**Post date:** [June 8, 2011, 6:50pm UTC](https://forums.speedlife.net/t/need-your-guys-honest-opinion/258811/22 "2011-06-08T18:50:29Z")

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> [@$$ maker for site?](https://forums.speedlife.net/t/maker-for-site/42869/8):
>
> thanks! now i can’t wait to get it all registered and insured and take it for a spin…

What are you waiting for?? :lol

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**Author:** ![offroadzj](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/offroadzj/32/6428_2.png) [@offroadzj](https://forums.speedlife.net/u/offroadzj)\
**Post date:** [June 9, 2011, 2:14am UTC](https://forums.speedlife.net/t/need-your-guys-honest-opinion/258811/23 "2011-06-09T02:14:28Z")

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You going to Americade with it this weekend??? If so make sure to avoid I-87.

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**Author:** ![MotoX](https://avatars.discourse-cdn.com/v4/letter/m/e95f7d/32.png) [@MotoX](https://forums.speedlife.net/u/MotoX)\
**Post date:** [June 9, 2011, 7:08pm UTC](https://forums.speedlife.net/t/need-your-guys-honest-opinion/258811/24 "2011-06-09T19:08:32Z")

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> [@FS: Bose 701, subs, home amp](https://forums.speedlife.net/t/fs-bose-701-subs-home-amp/42037/8):
>
> You going to Americade with it this weekend??? If so make sure to avoid I-87.

NOOOOOO… def not experience enough to ride any freeways…

anyways i got a noob question… what rpm are you guys cruising at? First time out with no help from anyone i was cruisin around 4k and the check engine light came on, guess there’s an exhaust valve that closes if you idle it or lugg it around. So then i started cruising around 5k and the light went away

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**Author:** ![RocketPunch](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/rocketpunch/32/6429_2.png) [@RocketPunch](https://forums.speedlife.net/u/RocketPunch)\
**Post date:** [June 9, 2011, 7:15pm UTC](https://forums.speedlife.net/t/need-your-guys-honest-opinion/258811/25 "2011-06-09T19:15:43Z")

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> [@IM CALLING YOU OUT FIREHAWK853!!!](https://forums.speedlife.net/t/im-calling-you-out-firehawk853/42858/222):
>
> NOOOOOO… def not experience enough to ride any freeways…
> 
> anyways i got a noob question… what rpm are you guys cruising at? First time out with no help from anyone i was cruisin around 4k and the check engine light came on, guess there’s an exhaust valve that closes if you idle it or lugg it around. So then i started cruising around 5k and the light went away

Riding highway do not require experience, you are riding in a straight line at a constant speed with no shifting and hard braking (hopefully); it doesn’t get any easier than that.

Why would the check engine light turned on when cruising at 4k?? NO check engine light should be on at any RPM. Are you sure it is the check engine light?

May be the guy set the shift light to turn on at 4K rpm?? :lol

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**Author:** ![MotoX](https://avatars.discourse-cdn.com/v4/letter/m/e95f7d/32.png) [@MotoX](https://forums.speedlife.net/u/MotoX)\
**Post date:** [June 9, 2011, 7:22pm UTC](https://forums.speedlife.net/t/need-your-guys-honest-opinion/258811/26 "2011-06-09T19:22:57Z")

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im 100% positive its the check engine light.

i called him today and he said that if the bike idles or luggs then some exhaust valve closes and the check engine light comes on

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**Author:** ![Vovchandr](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/vovchandr/32/6275_2.png) [@Vovchandr](https://forums.speedlife.net/u/Vovchandr)\
**Post date:** [June 9, 2011, 7:32pm UTC](https://forums.speedlife.net/t/need-your-guys-honest-opinion/258811/27 "2011-06-09T19:32:18Z")

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Unlikely explanation.

Check engine light, if you even have one, should never come on during regular motor operations no matter what reason.

You most likely do have an exhaust servo but it simpy creates back pressure to help the motor.

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**Author:** ![RocketPunch](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/rocketpunch/32/6429_2.png) [@RocketPunch](https://forums.speedlife.net/u/RocketPunch)\
**Post date:** [June 9, 2011, 7:33pm UTC](https://forums.speedlife.net/t/need-your-guys-honest-opinion/258811/28 "2011-06-09T19:33:07Z")

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> [@IM CALLING YOU OUT FIREHAWK853!!!](https://forums.speedlife.net/t/im-calling-you-out-firehawk853/42858/229):
>
> im 100% positive its the check engine light.
> 
> i called him today and he said that if the bike idles or luggs then some exhaust valve closes and the check engine light comes on

I searched for a bit. It seems to be a common problem which had something to do with the EXUP valve got stuck; it might also show a code 18.

> [@R6 message net](#):
>
> If you want to see what I’m talking about, take off that black cowl at the base of the exhaust pipe right behind the right foot peg, then you will be able to see the valve im talking about and the cables attatched to it, but I wouldnt recommend playing with them, take it to the dealer and tell them specifically what the deal is but i dont know what theyll be able to do. Another thing to keep in mind is that if you get any aftermarket exhaust, even just a slip on, you take that valve out completely, so it wont even be an issue, you take away the cables and everything, but you leave the servo motor in place that drives them. Once all the junk is out of the way, I would assume you would just have to go through the code pages in the computer and clear that code 18, again, something the dealer could do if you dont want to fool with it. Anyone please correct me if i’m spouting bad info! Hope this helps man!

From what I read, even people have stock exhaust have this problem.

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**Author:** ![HiSpeed48](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/hispeed48/32/6688_2.png) [@HiSpeed48](https://forums.speedlife.net/u/HiSpeed48)\
**Post date:** [June 9, 2011, 8:57pm UTC](https://forums.speedlife.net/t/need-your-guys-honest-opinion/258811/29 "2011-06-09T20:57:10Z")

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congratz

well if the exhaust valve is causing the light to come on it usually isn’t a big deal unless the bike goes into “limp mode” or if it stays on and you’re trying to get your inspection.

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