Spark plug wires...

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TechMagic

Well-known member
Joined
Mar 30, 2009
Messages
265
I'm having electrical issues like 2003buellxb9s from "pop pop boom part 2"

I've got the plug wires here at work to test continuity, but physically they are troubling me. To start with since doing a couple plug changes on this bike, the front wire's interior metal contact cap is a bitch to get onto the plug when the plug is secured in the head. Once it's on, the rubber exterior of the cable seems too short, exposing the metal cap and tweaking sideways in an effort to reach the coil with it's short length. The rear plug wire seems jacked up since the contact cap for that plug is way up inside the rubber boot, to the point were it engulfs whats exposed of the plug from the head, and I'm not sure makes complete contact inside.

Has someone switched the plug wires I'm thinking? Can someone verify that they should indeed be physically different lengths, and the longer goes to the rear cylinder? Any help is appreciated.

EDIT: I see they extend now that I'm looking at them, on the plug end the rubber boot is separate and slides up and down, the coil end is solid.
 
It turns out, supposedly from the bike shop, that my problem was the f-ing ecm, cost me $362 for the part.. thinking the $60 for ecmspy cable and download would have been well worth it. i mean, if it was in fact the ecm it would have cost me but it would have saved me the $300+ in labor if i could have diagnosed it myself. i thought it might be the plug wires too but they swapped the ecm and now everything is fine.
 
well everything was fine with me until I had to put the wrong gas in. I wonder if it's coincedence that my ECM takes a **** (if that's whats wrong with mine too) at the same time?
 
I guess a race ECM from Buellxb.com/shop is $205 +s/h but I want to be sure I need it.
 
i don't know why my factory ecm was 362 and a race is 205... unless it's because the race won't fit my '03.. the guy at the shop i talked to briefly said, "your ecm is shot, no power going through it" not sure what that means but maybe he tested it with a voltmeter or something.. I don't have my manual here to look through with regard to troubleshooting an ecm but when i get home i'll check it out and let you know if you haven't heard on here yet..
 
I've got a service manual too that I can check later. Ebay shows buell race ecms for xb9s for $199
 
yeah i know, but for some reason BPG even supported that my factory ecm is 362.. not sure why the race would be cheaper.. so annoyed.
 

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