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GS - 2nd Gen (1998-2005) Discussion about the second generation GS300, GS400 and GS430 (1998 - 2005)

Smokin Tires!?!?

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Old Nov 7, 2003 | 05:21 PM
  #31  
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Originally posted by camtrek
a car is an object which can be easily replaced. LOL. regardless if it's a Lexus
That's funny you say that. I wish I had a 20-50 grand to drop whenever I mess decide to "replace" my car.

Sorry, my car is a prized posession to me and I try to treat it well whenever possible.

-Anthony

Last edited by Captain Bone; Nov 7, 2003 at 05:40 PM.
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Old Nov 7, 2003 | 06:07 PM
  #32  
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Originally posted by camtrek
WHat would the process be for doing it.

remove fuse... then what..

and after that couple hundred miles stick the fuse back in? or do I put it back in after 1.2 hr.
Just take it out for 5 mins and put it back in. It probably only needs 30 seconds.
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Old Nov 7, 2003 | 06:21 PM
  #33  
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I wouldn't ruin my Lexus just because I have the money to buy another. I love my Lexus.
It's a lease to me, so I can't really drop a SC or TB into it.

My alternatives are stretching the limits of the car.
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Old Nov 7, 2003 | 06:24 PM
  #34  
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Originally posted by Captain Bone
Just take it out for 5 mins and put it back in. It probably only needs 30 seconds.
car on right?

what difference should I notice..

Last edited by camtrek; Nov 7, 2003 at 06:25 PM.
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Old Nov 7, 2003 | 07:08 PM
  #35  
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I check under the Hood for fuse CPU-B

none by that name.

I checked inside and there are 2 ECU's, ECU-IG and ECU 2 something.

what am I missing.???
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Old Nov 7, 2003 | 07:22 PM
  #36  
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Originally posted by camtrek
car on right?

what difference should I notice..
No, car off. ECU is always connected to power, so pulling fuse even when car is off resets the ECU. On my car there's a 20A fuse for the ECU near the passenger side fender side of the fuse box under the hood. Look at the lid man, they're labelled/described in there.

The difference you'll notice is shift points will be higher to start, shifts may feel smoother, and throttle response may be sharper. Of course if you drive it like a granny the car will stay that way after a couple of hundred miles.
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Old Nov 7, 2003 | 07:28 PM
  #37  
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so i am pulling the ECU fuse, not something label CPU-B as someone else described.
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Old Nov 7, 2003 | 07:33 PM
  #38  
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Originally posted by camtrek
so i am pulling the ECU fuse, not something label CPU-B as someone else described.
I think both. Yes you are pulling a fuse but it should be for the ECU-B. There is no ECU-B label on the fuse.

FYI - you will lose some settings. I believe radio and seat settings.

Another way to do it would be to pull the negative terminal off the battery. Check out these threads:

https://www.clublexus.com/forums/sho...threadid=14759
https://www.clublexus.com/forums/sho...threadid=63042

Last edited by Neo; Nov 7, 2003 at 07:45 PM.
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Old Nov 7, 2003 | 07:44 PM
  #39  
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Originally posted by Neo
I think both. Yes you are pulling a fuse but it should be for the ECU-B. There is no ECU-B label on the fuse.

FYI - you will lose some settings. I believe radio and seat settings.

Another way to do it would be to pull the negative terminal off the battery. Check out this thread:

https://www.clublexus.com/forums/sho...threadid=14759
thanks, clarifyed everything for me.

btw. I read someone's post here about the Nav... what gives??? TV/NAV le tme in on the details.

there are A LOT of REALLY SMART electronic guys on the forum, i'm sure if we all put our heads together we could come up with a way to crack adaptive driving!?! right? we did the TV/NAV thing, so why not this? it must be a simple hack that tells the ECU to keep it at max responsiveness at all times, the car CAN do it, the computer is just NOT LETTING it happen. Anyone know how to do this? if so please try, for all of us!!
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Old Nov 7, 2003 | 07:44 PM
  #40  
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I checked the fuse label, it's ECU-B1 on my 2000 GS400. No need to touch ANY OTHER FUSE. Also no need to disconnect battery. Of course disconnecting the battery will also reset the ECU but that's like hitting a nail with a sledgehammer.
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Old Nov 10, 2003 | 07:07 AM
  #41  
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Originally posted by Captain Bone
With all this talk of burning out and this and that, your safest bet for real acceleration is either Turbo, Super, or the TC as some have suggested. Doing silly things that don't "need" to be done can create huge havok with the fine automobile we all have. Undue stress is also a part of making your car upset. heh.

-Anthony
What could we hurt? Replacing tires...cool. Let the fun begin! I think every GS4 owner wants to brake the static friction between tire and pavement...on a straight line. This amount of power shouldn't exceed the design limits of a stock GS4. This is what I'm getting at. And, if mine doesn't and other do, maybe I have a mechanical or software disadvantage. Remember, a Turbo or S/C upgrade is very intrusive...need an engine/tranny upgrade to handle that kind of boost reliably...$$$.

Last edited by bmgs400; Nov 11, 2003 at 07:27 AM.
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Old Nov 10, 2003 | 08:26 AM
  #42  
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Originally posted by bmgs400
VSC off...yes I've done this. Even with the ECT in PWR mode too, it's easy to spin on a corner but takeoff is sluggish. These cars do weight a lot. Do you think my car has "learned" some bad habits from the previous owner and I need an ECU reset? Anyone else feel sluggish stock?

Tien is very popular, but for the $$ can I lower my car cheaper by swapping in good lowering spring and keeping the L-tuned shocks?

IMO...what's IMO?...appologies for lack of acronym knowledge. For $500 I assume this is an entire headlight assembly replacement not just the lamp. If the lamps can be replaced, there's two lamps in each inner headlight...one in the inside corner and one centered. Can the lamps be replaced with brighter/whiter lamps...the amber fog light too?
I havent read through the rest of the posts...but just to let you know, i just had the l-tuned struts w/ eibach lowering springs installed this past week. It rides perfect and it lowers the front about 1.25" and the back 1". Pics of my car are here... https://www.clublexus.com/forums/sho...hreadid=101162
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Old Nov 21, 2003 | 08:13 AM
  #43  
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I believe my problem is solved. My disadvantagbe was using cheep gas. The 87 octane was causing my sophisitacted car to retard the timing to prevent knocking. I never would of thought this was the problem especially since my car was running great gas milage at 25.5mpg and sounded good under the hood. The acceleration was pretty good too, but I knew something was wrong since I couldn't SMOKEM due to hesitation and there was this quiet period when the tranny would shift into 5th, like the throtlle was off for a fraction of a second then back on. I could hear it happen by listening to my L-tuned exhaust quiet just briefly.

So what did I do...I filled up with 94 octane the other night and the next morning I pulled the ECU-B1 fuse and replaced after about 20 minutes. What will my GS do now.... !!!! The hesitation is gone!!!

That's the good news. The bad news is I drew the attention of smokie-the-bear when I launched from a 4-way stop. Didn't see the the Kodiac-with-his-kodac, but got off with a warning....Display of Acceleration....

Last edited by bmgs400; Nov 21, 2003 at 08:15 AM.
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Old Nov 21, 2003 | 09:59 AM
  #44  
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AHAHA HAR HAR.... lucky bastard.... I got a tix on the first day i had my GS400...... can we say fishtail
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Old Nov 21, 2003 | 10:41 PM
  #45  
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Originally posted by bmgs400
I believe my problem is solved. My disadvantagbe was using cheep gas. The 87 octane was causing my sophisitacted car to retard the timing to prevent knocking. I never would of thought this was the problem especially since my car was running great gas milage at 25.5mpg and sounded good under the hood. The acceleration was pretty good too, but I knew something was wrong since I couldn't SMOKEM due to hesitation and there was this quiet period when the tranny would shift into 5th, like the throtlle was off for a fraction of a second then back on. I could hear it happen by listening to my L-tuned exhaust quiet just briefly.

So what did I do...I filled up with 94 octane the other night and the next morning I pulled the ECU-B1 fuse and replaced after about 20 minutes. What will my GS do now.... !!!! The hesitation is gone!!!

That's the good news. The bad news is I drew the attention of smokie-the-bear when I launched from a 4-way stop. Didn't see the the Kodiac-with-his-kodac, but got off with a warning....Display of Acceleration....
Finally, someone realizes you can't put cheap gas in a car like this.

Would anyone put Civic wheels on a Corvette? Or gee, do ya think that might constrain performance?

Anyway, glad ya figured it out.
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