Date: Tue, 14 Jun 2005 20:59:52 GMT From: "Dexter J" <lamealameadingdongnospamlamelame.org> Subject: Re: abs troubleshooting
Salutations: Most excellent post thx. On Tue, 14 Jun 2005 20:45:16 GMT, John B <rotten_NOSPAM_nospam.org> wrote: >> >> >> Next, I pulled the codes from the ABS computer using the protocol from >> the >> Townsend Imports web site. It gave me the following codes, in this >> order: >> >> 1. 4444 - No fault >> 2. 1241 - RF speed sensor >> 3. 1243 - RR speed sensor >> 4. 1311 - LR speed sensor >> 5. 0000 >> >> If the computer were indicating a problem with the two rear speed >> sensors, >> that might make sense. But it is also indicating a problem with the >> right >> front speed sensor, which does not make sense-- I didn't even remove the >> right front wheel. > > I didn't get any bites on this thread today, and the problem continued > to eat > at me. In fact, I actually left my comfortably air conditioned place of > work in > mid-afternoon, went to the parking garage, and started flipping through > the > Bentley manual. > > From the ABS wiring diagram, it looks like each wheel speed sensor can be > tested from a 2-pin connector just after the wire enters the car. There > should > be resistance at something like 800 - 1400 ohms. My results: just over > 1100 > ohms at every wheel except the rear right, which had no continuity at > all. So I > took the road wheel off, took the wheel speed sensor out, and carefully > inspected the wire. It looked like the outer insulation was a slightly > cracked > in a few places, but no major damage. After flexing the wire back and > forth a > few times, I read the resistance again- 1160 ohms. > > Yay. > > I put it all together, read all the codes from the computer again, and > then > drove the car > 20 mph, which should clear the codes. The warning light > went > off after I cycled the ignition. And so my auto mechanic skills advanced > another notch. > > I hope someone finds this story useful. > > John -- Radio Free Dexterdyne Top Tune o'be-do-da-day Black Eyed Peas - Where is the Love http://www.dexterdyne.org/888/154.RAM all tunes - no cookies no subscription no weather no ads no news no phone in no sign up required - all the Time
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