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Buell Forum » Knowledge Vault (tech, parts, apparel, & accessories topics) » Troubleshooting (Poor Starting/Running/Handling/Ride Issues) » Archive through September 10, 2008 » 07 XB12S-Idling Concerns « Previous Next »

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Ironweed
Posted on Sunday, August 10, 2008 - 08:26 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Purchased new 07 XB12S in January 08. Only problem with bike is an erratic idle after an initial 2-3minute warm-up period. The bike will start and idle fine for the first 2 to 3 minutes and then like clockwork she will become erratic-dropping down to 800rpm and back up to 1000. After the motor is thoroughly warmed up the idle settles down to a perfect 1050 or so. I've had zero other problems with the bike-power delivery and fuel delivery have been dead on. I understand that the new bikes are set up to run a bit lean but am hoping there is a way to dial out the choppy idle after the first 2 to 3 minutes. Would appreciate any help.
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Firesock
Posted on Sunday, August 10, 2008 - 11:31 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

its probably 0/2 sensor or your engine temp sensor look back in the message board lots of info on it
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Xl_cheese
Posted on Friday, August 15, 2008 - 01:34 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Check timing and reset TPS. Look up ecmspy.

Where did you hear that new bikes are setup to run lean?

They have the same fuel maps? Only thing I can think of is they they set the AFV to a lower value out of the factory?
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