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Forced Induction Turbochargers and Superchargers..Got Boost?

5AT (automatic transmission) Owners With Forced Induction Please Read

Old Jun 14, 2009 | 06:20 PM
  #281  
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I spin my tires in 2nd and 3rd,lol. Its pretty crazy.
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Old Jun 14, 2009 | 11:52 PM
  #282  
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Originally Posted by coachk
It should be the other way around...who did the install??
I agree with coach. Drive is pretty normal unless I jump on it hard, but in manual it will spin the tires through fourth. You will hit the rev limiter if you shift too late, but it shifts so fast in manual that you can shift at 200 rpms before you hit it and it should be fine because it shifts so fast. Sounds like something is wrong.
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Old Jun 15, 2009 | 04:32 AM
  #283  
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Can any of you if is not to much trouble post a video ???? to see? I just drove to school and it feels ok but normal driving is fine then i switch to Manual and am not sure if its ok. I mean do i have to floor it in manual to notice the difference?
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Old Jun 15, 2009 | 05:32 AM
  #284  
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Am gonna try to take a video of it and you guys can tell me.
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Old Jun 15, 2009 | 06:22 AM
  #285  
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Originally Posted by fabre80
Well i had 5 quarts of Matic J to put in, Ive heard that it is the right amount but i see some people in here that it took 6 quarts? Am i wrong?
Well considering there is a 10 qt capacity, more if you have a cooler, and the service manual says you may need to add anywhere from 30%-50% of the full volume with a drain/fill... there is only one way to be sure and that is to measure it.

Originally Posted by fabre80
I spin my tires in 2nd and 3rd,lol. Its pretty crazy.
That's your problem right there. No trans is going to be able to keep up with zero traction. Get new/better tires and/or alignment.
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Old Jun 15, 2009 | 06:29 AM
  #286  
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Originally Posted by rcdash
Well considering there is a 10 qt capacity, more if you have a cooler, and the service manual says you may need to add anywhere from 30%-50% of the full volume with a drain/fill... there is only one way to be sure and that is to measure it.

Will measure as soon as am done with school.

That's your problem right there. No trans is going to be able to keep up with zero traction. Get new/better tires and/or alignment.
well my tires are not that bad, I have Falken Azenis on. Like i said i drove today and maybe i need to shift better i guess? Ill post a video today if i can.
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Old Jun 15, 2009 | 07:04 AM
  #287  
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I found this handy (for a 2004.5 G35 5AT coupe), which may help you, but I would recommend using the procedure for your model year as things like the dipstick change year to year. It can be hard to read the dipstick - you have to hold it at an angle to see the level (and note you rotate the dipstick 180 degrees when you insert it back in to measure). The important part is the tip (the rest of the shaft may have splattered fluid on it). If the tip is dry then you are low - do not overfill though - add 1/2 qt at a time and remeasure.

You probably won't have a temp gauge available to you, which the procedure calls for. Start with a cold car and let it idle for 5 mins to check cold operating range and idle another 15-20 mins and you should be close to the hot operating temp (even without driving around like they say). If you drive more than 5 mins, you will likely be past the HOT range and you won't be sure where the level should be.
Attached Files
File Type: pdf
AT-change-fluid.pdf (78.5 KB, 236 views)

Last edited by rcdash; Jun 15, 2009 at 07:17 AM.
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Old Jun 15, 2009 | 07:16 AM
  #288  
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Originally Posted by fabre80
well my tires are not that bad, I have Falken Azenis on. Like i said i drove today and maybe i need to shift better i guess? Ill post a video today if i can.
If you are spinning in 3rd and under 600 whp, then they are not good enough. I can hold traction in 2nd gear to redline with 520 whp and it really let's the VB do it's job. I'm running 305 Toyo R888s in the back though. I had solid traction in 2nd gear to redline to about 450 whp with 295 Michellin PS2 summer tires.

EDIT: Aren't the Falken tires notable only for being quiet? They are marketed to high end car-audio buffs. Not a real sticky tire...

Last edited by rcdash; Jun 15, 2009 at 10:17 AM.
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Old Jun 15, 2009 | 08:09 AM
  #289  
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Originally Posted by fabre80
Can any of you if is not to much trouble post a video ???? to see? I just drove to school and it feels ok but normal driving is fine then i switch to Manual and am not sure if its ok. I mean do i have to floor it in manual to notice the difference?
you may not see too much difference in manual if you drive it easy. You should see a tremendous difference in manual if you drive it hard. It should shift very hard.
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Old Jun 15, 2009 | 11:27 AM
  #290  
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Here's a video of how fast an upgraded VB should shift....



http://www.youtube.com/watch?v=Qg-X5Y63rxo
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Old Jun 15, 2009 | 12:57 PM
  #291  
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Ok guys,lol, it is fine then. It was me who was driving like a wuss!! I punch it while D drive today going to school and it shifted fast *** hell as well as hard and i chirped 2nd and 3rd. It feels like a small amount of boost. Then i tried it in manual and .... The same thing !! Woa ! it feels fast almost scary and am not even boosting. Fowlman ur right about the shifting not being much of a difference when driving normal, is only when you gun it that you notice it. I was a bit worried man but thanks to all of you everything is cool!!!
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Old Jun 15, 2009 | 12:59 PM
  #292  
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I'm getting so antsy... I want my car!!
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Old Jun 15, 2009 | 01:08 PM
  #293  
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Originally Posted by iStan
I'm getting so antsy... I want my car!!
Your adding the VBU as well? great Mod for us A/T.
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Old Jun 16, 2009 | 05:38 AM
  #294  
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can't wait for my vbu

Last edited by Frequency 3.5.0; Jun 16, 2009 at 09:00 AM.
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Old Jun 16, 2009 | 03:20 PM
  #295  
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Coach when im on it mine shifts a lot faster then Daniels vid shows.
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Old Jun 17, 2009 | 03:02 AM
  #296  
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Originally Posted by superchargedg
Coach when im on it mine shifts a lot faster then Daniels vid shows.
There were a couple places in the vid were it was shifting fast. Like you said when you're really on it, it will shift faster than in the vid. Mines a frikin neck breaker(except 2-3 shift) when I'm racing.
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Old Jun 17, 2009 | 04:26 AM
  #297  
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Coach, quick question. During first gear in D mode is it suppose to feel like the gearing is a bit late on engaging when you startup the car when its been parked?
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Old Jun 17, 2009 | 04:48 AM
  #298  
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No, you really need to check your tranny fluid.Here's an example: when I was backing out of my driveway and when I put it in drive it felt like it was not engaging/slipping. I checked the tranny fluid and it was about a qt low. Added fluid and never had the problem after that.
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Old Jun 17, 2009 | 05:29 AM
  #299  
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2 qts low and you will destroy your clutch packs. Don't ask me how I know.
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Old Jun 17, 2009 | 05:38 AM
  #300  
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Ill stop by Nissan today and buy another Qt. just to be on the safe side. I checked it yesterday and it looks kinda low. That's exactly whats happening it feels like is slipping. Now am worried because i shifted a few times hard for the past few days, will that do any damage?

Last edited by fabre80; Jun 17, 2009 at 05:43 AM.
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