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Buell Forum » 1125R Superbike Board » Archives 001 » Archive through August 11, 2009 » Throttle stuck « Previous Next »

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Chevycummins
Posted on Monday, August 10, 2009 - 07:10 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Picked up the bike from the dealer Thursday night. Rode it Friday to and from work, it sat in the garage Saturday due to rain. Sunday I went to ride, got down the rode and noticed the throttle was really stiff and was sticking at every position and had to turn the grip back to slow down. The bike was covered in condensation Saturday night, is it possible the throttle links seized overnight from rust? The more I worked the throttle it became free again.
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Andros
Posted on Monday, August 10, 2009 - 07:18 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

did you get the dealer mounted high bars on your CR? mine did this as well. It was a bad mounting of the cables from the dealer which was responsible for the stickage.
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Chevycummins
Posted on Monday, August 10, 2009 - 09:12 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

It's an R and is all stock. It just surprised me that one day it works ok and the next it's screwed up. I want to take it back to the dealer to have them check it out but what a hassle, and now it seems fine again. Probably should take it back so it will be documented. If it wasn't for bad luck, I wouldn't have any luck at all!
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Hughlysses
Posted on Monday, August 10, 2009 - 09:27 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Make sure the cables are adjusted properly at the grip; there's an adjuster for both the "pull" and "return" cables. There should be some free play at the twist grip; if there's not the cables are too tight and can cause binding like this. It's easy to check and adjust if that turns out to be the case.
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Zac4mac
Posted on Monday, August 10, 2009 - 09:52 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Mike - routing the cables is touchy.
IIRC they run in a channel on the side of the lower airbox pan.

Put the bike in diag mode and check 2-100% TPS at different fork angles, lock to lock.
The links shouldn't rust, they're cad-plated.

Z
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Carbonbigfoot
Posted on Monday, August 10, 2009 - 10:05 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

+1. Corrosion should NOT be the issue.

FWIW, go to a bike shop and get a cable luber setup. Pretty easy, but kinda messy. Don't do it in the garage where you park your bike. DAMHIK....

By all means, let the dealer know so it can be documented.

How old, how many miles?

R
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Badlionsfan
Posted on Monday, August 10, 2009 - 10:30 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

If they had the bike apart or worked with the throttle body area or air box, it's possible they didn't have the cables routed properly.
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Chevycummins
Posted on Monday, August 10, 2009 - 10:56 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Its an December 07 build with 5,700miles on it. Almost every time I get the bike back from the dealer the throttle is not right if they have the air box off. I usually have to put the IAC hose back into the correct position so it won't rub the link that connects the throttle body's together. This time they did not have any of that apart and everything looks good, cable in the correct position, correct amount of slack on the cable, it has to be the link pivots or something in the throttle body. The only thing that happened was all the moisture overnight. I guess I will take everything apart and check everything individually for freedom of movement.
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Fresnobuell
Posted on Monday, August 10, 2009 - 12:33 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

The throttle cable is touchy. NOt sure what my service department did, but ever since one visit i have this tight spot at about half throttle. I can't seem to figure out what causing the tight spot, so I have just been living with it.
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Bigblock
Posted on Monday, August 10, 2009 - 01:22 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

The Throttle linkages themselves can get slightly misaligned and sticky, you might pull your airbox and wiggle them around a bit to make sure they are free, and then lube it all real good with some teflon lube, this solved the problem on my bike, it was not the cables, in my case.

Be real careful with the fuel rail feed line, it is hooked on a bracket at the back of the lower airbox, and is hidden. If you don't gently unhook it first, you could break it, and then you'd be sitting for a while, another member here did just that, and said the rail is not cheap.
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Fresnobuell
Posted on Monday, August 10, 2009 - 01:27 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

My XB would have a sticky throttle at full lock left. My 1125r does the same, only not as bad. If the stickiness varies with the handlebard movement, does that mean it's definitely the cable? I always figured it was...
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Carbonbigfoot
Posted on Monday, August 10, 2009 - 01:54 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

That seems logical to me. I would say yes, Fresno.

R
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Bigblock
Posted on Tuesday, August 11, 2009 - 01:18 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

sounds about right, my throttle problems were not steering related.
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Chevycummins
Posted on Tuesday, August 11, 2009 - 06:56 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I took everything apart last night and found the rear throttle body seems a little tight. It also has a squeak noise and does not move freely. Still not binding again so I guess I will wait a while and hope it does it again, then get it in for repair.
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Frontline
Posted on Tuesday, August 11, 2009 - 08:52 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

At our shop we had to replace the throttle body on an 08 1125r. When the bike got warm the throttle plates would bind up in the body.

Dunno if thats what it is or not in your case.

The linkage for the throttle is a bit of a mess inside. you can try lubricating it a bit aswell

Im putting on the upright bars on my CR and I changed routing of the front brake cable because it would rub on the motor. so i put it on the other side of the k bracket.
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Fresnobuell
Posted on Tuesday, August 11, 2009 - 09:02 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I think I may take everything apart this weekend and check it out as well. At least I can see if the zip tie is still in place...
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