E36M3 #2946

Thursday, February 20, 2003 21:34:12

This digest contains the following messages:

#1. Yoko AVS ES100 feedback? - from Steve Sharp
#2. used race tires? - from kitwetzler@mindspring.com
#3. Re: Help with Radio Code - from Jeff Thompson
#4. Idle hunts when coming to a stop... - from DocWyte
#5. Re: [E36M3] Idle hunts when coming to a stop... - from Chris Papademetrious
#6. Re: [E36M3] Welding precautions? - from B Stoll
#7. Re: [E36M3] Idle hunts when coming to a stop... - from NickG
#8. lunch tomorrow... - from kitwetzler@mindspring.com
#9. RE: [E36M3] Smog inspection for a 99 M3 in Bay Area - from andy radin
#10. RE: [E36M3] Idle hunts when coming to a stop... - from Mike McCune

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#1. Yoko AVS ES100 feedback? - from Steve Sharp
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Date: Thu, 20 Feb 2003 13:32:45 -0800 From: "Steve Sharp" <Steven.Sharp@xilinx.com> Subject: Yoko AVS ES100 feedback? Has anyone used the new Yokohoma AVS ES100's? A co-worker is waffling between them and the S-03's. Basic reason to go for the ES 100s is 1) little better wear and 2) $250 less. Basic reason to go for S-03s is handling. I know the S-03's are a great tire, but any real world experience with S100s would be great feedback. Thanks, Steve Sharp '97 M3/2

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#2. used race tires? - from kitwetzler@mindspring.com
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Date: Thu, 20 Feb 2003 17:06:30 -0500 From: "kitwetzler@mindspring.com" <kitwetzler@mindspring.com> Subject: used race tires? Anyone have a set of used race rubber for sale? Just need enough to last one day at Laguna, which means basically race tires with no cord showing. :) 225/45r17, 235/40r17, 245/40r17, 255/40r17, are all fine. Let me know! Thanks! clear out your garage and help a poor budget racer. -kit wetzler -------------------------------------------------------------------- mail2web - Check your email from the web at http://mail2web.com/ .

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#3. Re: Help with Radio Code - from Jeff Thompson
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Date: Thu, 20 Feb 2003 19:30:34 -0500 From: Jeff Thompson <jthompson@telco.com> Subject: Re: Help with Radio Code I'm not so sure about the newer radios in an M3, but I do know that the radio in a '93 325i could be reset by leaving the radio on "CODE" and driving the car around for an hour. We did that after the battery in his car went dead and the only BMW dealer was more than 2-1/2 hours away. Don't know if that is still the case, but if you have a longer drive than to the far dealership planned, you might want to give it a try. As always, YMMV tho. -Jeff Jay wrote: >Listers, correct me if I am wrong, but the only way to >get the radio code is through the BMW dealers. Sorry >Joe, looks like you need to either pay $75 or drive an >hour. > >Jay >

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#4. Idle hunts when coming to a stop... - from DocWyte
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Date: Thu, 20 Feb 2003 16:33:22 -0800 (PST) From: DocWyte <josh_wyte@yahoo.com> Subject: Idle hunts when coming to a stop... Gruppe, Need some advice. The idle on my '95 M3 oscillates between 400-900 rpm several times when I put in the clutch when coming to a stop. The car doesn't stall, and otherwise runs very strongly ('95 M3, borla exhaust, JC euro hfm intake/chip). My first suspicion is a vacuum leak somewhere, but I haven't owned the car long enough to know which vacuum lines are the usual suspects... Help would be appreciated! Also, the rest of you guys notice you're getting worse gas mileage in the winter? I used to get 320+ miles before hitting the gas lite, now I'm lucky to get 275 miles... New dme, O2 sensor, plugs and all 6 coil packs... -josh ===== Josh Wyte Momentum Motorsports 508-833-3024 After 5 pm EST __________________________________________________ Do you Yahoo!? Yahoo! Tax Center - forms, calculators, tips, more http://taxes.yahoo.com/

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#5. Re: [E36M3] Idle hunts when coming to a stop... - from Chris Papademetrious
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Date: Thu, 20 Feb 2003 19:55:11 -0500 From: Chris Papademetrious <chrispy@ieee.org> Subject: Re: [E36M3] Idle hunts when coming to a stop... At 06:43 PM 2/20/2003 -0600, DocWyte wrote: >Need some advice. The idle on my '95 M3 oscillates >between 400-900 rpm several times when I put in the >clutch when coming to a stop. > >The car doesn't stall, and otherwise runs very >strongly ('95 M3, borla exhaust, JC euro hfm >intake/chip). My first suspicion is a vacuum leak >somewhere, but I haven't owned the car long enough to >know which vacuum lines are the usual suspects... Josh, does it steady out as soon as the car physically stops moving? If so, my car does precisely the same thing, and it's driving me absolutely bonkers. My car is completely stock except for a JC chip. However, the car was fine after chip installation. This problem has developed slowly over the past year and a half or so. I'm not really sure how to diagnose this problem, but I'd love to fix it. It's very interesting that it hunts as it's coasting to a stop, yet steadies out when the car stops moving. What is the DME doing differently when it sees the car in motion? >Also, the rest of you guys notice you're getting worse >gas mileage in the winter? I used to get 320+ miles >before hitting the gas lite, now I'm lucky to get 275 >miles... New dme, O2 sensor, plugs and all 6 coil >packs... Hrmm, I get about 430-460 miles to a tank (not to the light). Then I live in the boonies and there's no stoplights around here, so I don't deal with the stop-and-go that most people do. I also run MoS2 in my oil, which improved my fuel economy. - Chris

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#6. Re: [E36M3] Welding precautions? - from B Stoll
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Date: Thu, 20 Feb 2003 19:11:22 -0600 From: "B Stoll" <bobstoll@ameritech.net> Subject: Re: [E36M3] Welding precautions? Absolutely!! Simply put, electronic modules can fail from the huge transients created from electric, heat-induced welding. To be 100% electrically safe, do torch welding. If not, just keep the GND or welder "return" as close as practical to where you appy the heat. Minimize the current path. Disconnect battery and other nearby electronic modules. Yes, disconnect the DME -its cheap insurance. Transient current can go anywhere. Ask me how I know. :-( Since you'll be at the rear of the car, you are quite a (safe) distance. -Bob All the world's a transient ----- Original Message ----- From: "Andrew E. Kalman" <aek@pumpkininc.com> To: "E36M3" <e36m3@bmw-m.net> Sent: Thursday, February 20, 2003 10:33 AM Subject: Re: [E36M3] Welding precautions? > Date: Thu, 20 Feb 2003 08:27:45 -0800 > From: "Andrew E. Kalman" <aek@pumpkininc.com> > Subject: Re: [E36M3] Welding precautions? > > Re: > >Are there any precautions I need to take prior to welding, eg. > >disconnecting battery? Are there any methods of welding that are > >desireable or a no-no, eg. TIG, heliarc? > > > >I have a friend that has welding equipment. Ex muff shop guy. I just want > >to make sure we don't wound anything. > > > Realistically you shouldn't need to do much of anything, as the > currents involved should remain local to the back of the car, where > you're doing the welding. > > However, to be on the safe side, I'd suggest disconnecting the > battery, and if you're like me, also disconnect the DME. I did both > when my cage was installed and there were no ill effects. > --

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#7. Re: [E36M3] Idle hunts when coming to a stop... - from NickG
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Date: Thu, 20 Feb 2003 20:23:34 -0500 From: "NickG" <nick@tech-nick.net> Subject: Re: [E36M3] Idle hunts when coming to a stop... The hunting has to do with the idle strategy in the DME. While the car is coasting to a stop with the throttle closed, the DME is operating in open loop off the idle map. The mixture isn't being adjusted, which causes the idle to oscillate. As soon as the vehicle stops, the DME enters closed loop and stablizes the idle. I believe Jim Conforti gave an explanation of this moons ago when he was on this list. Nick > Date: Thu, 20 Feb 2003 16:33:22 -0800 (PST) > From: DocWyte <josh_wyte@yahoo.com> > Subject: Idle hunts when coming to a stop... > > Gruppe, > > Need some advice. The idle on my '95 M3 oscillates > between 400-900 rpm several times when I put in the > clutch when coming to a stop. > > The car doesn't stall, and otherwise runs very > strongly ('95 M3, borla exhaust, JC euro hfm > intake/chip). My first suspicion is a vacuum leak > somewhere, but I haven't owned the car long enough to > know which vacuum lines are the usual suspects... > > Help would be appreciated! > > Also, the rest of you guys notice you're getting worse > gas mileage in the winter? I used to get 320+ miles > before hitting the gas lite, now I'm lucky to get 275 > miles... New dme, O2 sensor, plugs and all 6 coil > packs... > > -josh

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#8. lunch tomorrow... - from kitwetzler@mindspring.com
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Date: Thu, 20 Feb 2003 21:03:56 -0500 From: "kitwetzler@mindspring.com" <kitwetzler@mindspring.com> Subject: lunch tomorrow... sorry to spam the whole list with this, but if anyone in the south bay (sunnyvale, mt view, santa clara, san jose, etc) wants to meet up for lunch tomorrow (friday the 21st) and do a little bench racing, etc, drop me an email. Couple of us are gonna meet up at Tia Juana for super tasty burritos. kitwetzler@mindspring.com -kit -------------------------------------------------------------------- mail2web - Check your email from the web at http://mail2web.com/ .

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#9. RE: [E36M3] Smog inspection for a 99 M3 in Bay Area - from andy radin
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Date: Thu, 20 Feb 2003 18:34:09 -0800 From: "andy radin" <fourfa@fourfa.com> Subject: RE: [E36M3] Smog inspection for a 99 M3 in Bay Area > smog checks ususally run about $20..plus a few cents.. > look for a certified smog check station from the State of CA... >> Does anyone know any good places in South Bay(San >> Jose, Sunnyvale) where I can get smog inspection done >> on 99 M3? Also, how much does it usually cost? or are you looking for a 'special' smog check that is more flexible than the usual gas station type? andy r.

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#10. RE: [E36M3] Idle hunts when coming to a stop... - from Mike McCune
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Date: Thu, 20 Feb 2003 21:23:38 -0600 From: "Mike McCune" <mikem@suds.org> Subject: RE: [E36M3] Idle hunts when coming to a stop... My 95 does the same thing. I read this from Jim while searching to see if it was a problem: http://www.unofficialbmw.com/e36/engine/e36_m3_idle_surge.html Mike 95 M3 94 525iT -----Original Message----- From: NickG [mailto:nick@tech-nick.net] Sent: Thursday, February 20, 2003 7:23 PM To: E36M3 Subject: Re: [E36M3] Idle hunts when coming to a stop... Date: Thu, 20 Feb 2003 20:23:34 -0500 From: "NickG" <nick@tech-nick.net> Subject: Re: [E36M3] Idle hunts when coming to a stop... The hunting has to do with the idle strategy in the DME. While the car is coasting to a stop with the throttle closed, the DME is operating in open loop off the idle map. The mixture isn't being adjusted, which causes the idle to oscillate. As soon as the vehicle stops, the DME enters closed loop and stablizes the idle. I believe Jim Conforti gave an explanation of this moons ago when he was on this list. Nick

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