View Full Version : MS3's running VTA
240ka
01-05-2009, 11:04 PM
how well are yalls cars running in VTA mode? what have yall done to get the car to run ok in VTA mode?
RC08MS3
01-05-2009, 11:19 PM
i had mine in VTA for a day, and then put my stock till i got a recirc fitting for it. It ran like shit, but sounded sweet. But its not worth it, i still hear the BPV just as loud as if it was a BOV
STRICK-
01-05-2009, 11:21 PM
ive heard that you can run VTA w/o any issues w/ the standback setup to trick the computer...
its about a 1/4 of the way down the page on how to run VTA w/ the standback
http://www.street*unit*forum.com/showthread.php?t=9228 (remove stars)
AutoEuphoria
01-05-2009, 11:25 PM
Only real way to do it without problems (that I have seen) is with the StandBack. Otherwise, you'll have rough idle, jerky shifts, backfiring, and stalling issues.
240ka
01-05-2009, 11:28 PM
cool, thanks
scatt nasty
01-05-2009, 11:56 PM
I ran VTA for 6 months with CPE CAI and HKS BOV... Only issues I had were some gnarley backfires and jerky shifts
RC08MS3
01-06-2009, 12:04 AM
i get backfire and flame running Recirc, fun fun.
GSXkiller
01-06-2009, 08:57 AM
I have a HKS SSQV in VTA and the car runs absolutly fine. Sounds great and I am very happy that I went with the HKS, there was no adjusting any thing. Just installed and that was it.
eg6motion
01-06-2009, 10:47 AM
other than more noise, why even bother with VTA?
other than more noise, why even bother with VTA?
+1
Runs just fine in recirc, and I hear my SSQV just fine. VTA wasn't that much louder, anyway.
AutoEuphoria
01-06-2009, 11:16 AM
an intake and turbo inlet pipe makes the BPV loud anyway, even recirculated.
lestat13
01-06-2009, 11:33 AM
HKS SSQ vta sounds really nice and there are no idle issues, but much rougher shifts and backfires do exists. Think I'll be going back to recirculated myself. Any other valve VTA (cause I have practically tried all of them) suck... a lot!! Especially the GReddy valves
MM BOOST
01-06-2009, 12:14 PM
i will add to this. I've been running Greddy RS blow off valve VTA for a month now and was doin fine, idling fine, sounding great, etc. I went and bought a plug to cap the recirc tube which allowed the car to run fine. But recently, ive noticed the car driving like shit!!!! the rougher shifts are killing me, it makes driving the car normally almost impossible. Sometimes the rpms fall quite a bit coming off so you have to rev it up a little higher for the clutch to engage and it just feels like it has a hesitation when I shift. I do not like that, so I am ordering the greddy rs recirculation fitting tomorrow and getting my car back to normal. I don't recommend the VTA.
clos561
01-06-2009, 12:22 PM
i always switch between vta and recirc, vta runs fine, backfires (sweet) and somewhat jerky shifts but u gota learn to shift it. the reason the shifts jerk is because the rpms drop off faster when u push in teh clutch, so u have to make the shift faster than normal.
AutoEuphoria
01-06-2009, 12:26 PM
i always switch between vta and recirc, vta runs fine, backfires (sweet) and somewhat jerky shifts but u gota learn to shift it. the reason the shifts jerk is because the rpms drop off faster when u push in teh clutch, so u have to make the shift faster than normal.
Seems like a ridiculous effort to change the way you drive for some exhaust pops and loud chirping noises.
RC08MS3
01-06-2009, 01:13 PM
VTA is sweet if you wanna show off or your on the strip and have to shift fast anyway, but for the day to day hell no, if you drive city itl almost stall every time you come to a stop.
clos561
01-06-2009, 01:42 PM
i do what i want (ricer)
STRICK-
01-06-2009, 01:47 PM
buy a standback and call it a day if you want vta
clos561
01-06-2009, 01:48 PM
nice rhyme by the way
UHATEIT
01-06-2009, 03:04 PM
I have been running the Greddy type-s VTA for a few weeks now. Let's just say it is ridiculously loud and sounds amazing. I also have the ETS tmic, and the turbo inlet and a cold air intake among other mods so everything in the engine sounds very loud.
When I first did it, the car had some rough shifting (especially in stop and go traffic) which were a pain and I hated that, but it seems like the car has grown used to it and gone away. I have no CEL on the car with vta which is also great.
I took the idea from b-ron who also has the greddy type-s running it vta and shoved a D battery into the end of the recirc tube to plug it and it works fine. There is some slight hesitation in shifting, as in little bit of jerks, but I think I have gotten over that and I am used to it so I dont feel much of anything.
I will say that I have a decrease in mpg currently, which sucks, but it might be from the turbo inlet i installed as opposed to the vta, but I dont know. I do also get some backfiring every now and then, which my wife dislikes but I dont mind a bit or it.
Overall I would not necessarily recommend VTA, it's really only good for the sound it makes, tho the car doesnt seem to run as smooth when it is vented. As far as stalling issues, it has stalled a few times in reverse, but only because the shifts can be jerky at times and you are reversing at such low speed with very little throttle tapping, so you have to monitor your rpms and your gas pedal/clutch while reversing. But like I said I am used to that stuff now. But if anyone wants to get a freakin loud as hell bov, the greddy type-s in vta is ridiculous... RICEY but fun, and I seriously need to make a video driving through a tunnel to show how loud this thing is.
MM BOOST
01-07-2009, 01:38 PM
for people that find it necessary to run VTA...this is a MUST to cap off your recirculation tube. For people that don't know what you need, I found this on su. I had never knew they carried these, but I found it today lookin at their site. This should help everyone who wants to run vta. You HAVE to do this for the car to run right.
UHATEIT
01-07-2009, 02:20 PM
for people that find it necessary to run VTA...this is a MUST to cap off your recirculation tube. For people that don't know what you need, I found this on su. I had never knew they carried these, but I found it today lookin at their site. This should help everyone who wants to run vta. You HAVE to do this for the car to run right.
He is correct, that was my issue when i ran vta, i didnt plug the recirc hose and the car ran terrible. Right now I am using a D battery which works fine as well. But either way the car will not run perfectly it still will have some issues. Last night a local member tested the dashhawk on my car and it says the car is too rich at idle amd at low rpm. I do have jerky shifts and lower mpg it seems also, probably from running too rich.
AutoEuphoria
01-07-2009, 03:01 PM
It may help the car run better, but this would be a must even if it didn't...otherwise you have an open airway for unfiltered air, dirt, snow, bugs, whatever to get into your engine.
AutoEuphoria
01-07-2009, 03:02 PM
I do have jerky shifts and lower mpg it seems also, probably from running too rich.
Yes..it's dumping in gas meant to mix and burn with air that isn't there.
AAMguy
01-07-2009, 03:05 PM
wait didnt someone write a faq about this that is a sticky on the top of the page??
hmmm
240ka
01-07-2009, 08:22 PM
yeah i tried it. ran it in VTA, plugged up the intake tube and hated it. hated the smell, the car felt really slow(lots of lag) but the BOV sounded really good. didnt have much time to fine tune the bov being that i couldnt stand the way the car was running. so i plugged everything back up
the car turned off the first few times but it seem to learn and begin to idle without turning off.
does the car consistently stay feeling slow or yall feel the ECU begins to learn, does the smell stay or does it go away?
scatt nasty
01-07-2009, 09:03 PM
All this talk of VTA reminds me of when I ran mine, it got so many looks... If only Cobb had a map for VTA BOV's (boom06) .. I would run it again but I don't know how it would react with the cobb maps
1speed3
01-07-2009, 10:03 PM
VTA with a stock turbo is pointless, read the post about having an aftermarket bypass/bov and it will show you that they are not needed. The stock one works fine but if your like me and am in love with the sound get the HKS SSQV. It just as loud in recirq. and sounds the best IMO.
bf360
01-08-2009, 12:16 AM
VTA with a stock turbo is pointless, read the post about having an aftermarket bypass/bov and it will show you that they are not needed. The stock one works fine but if your like me and am in love with the sound get the HKS SSQV. It just as loud in recirq. and sounds the best IMO.
not when you up the boost and it starts to leak
JCurry
01-08-2009, 02:35 AM
Ive been running my hks ssqv vta for about 5 months, ive had no problems at all just a few backfires here and there...i plugged up my recirq. tube with a cap off a wd40 bottle doesnt leak at all i sprayed carb cleaner on it while it was running to make sure it wasnt leaking!
240ka
01-08-2009, 04:35 AM
yeah i capped mine off with the same cap haha. but my car felt like shit. was my recirc tube not plugged up tight enough? or does the ecu have to take time and learn
MM BOOST
01-08-2009, 12:30 PM
the car is not meant for VTA in stock trim, plain and simple.
UHATEIT
01-28-2009, 09:18 PM
I want to bump this thread back into the light, I like the topic :) I put my greddy type-s back to recirc a few weeks ago, car runs smoother and gets much better mpg now that I switched.
I did get a cell for about 3-4 days and then it went away even while still in VTA mode. Not sure why it came on, stayed on, then went off when I hadnt changed anything. The DH said it was too rich in the left bank.
DaleNixon
01-28-2009, 09:19 PM
The left bank is the only bank in this car, yo!
UHATEIT
01-28-2009, 09:21 PM
The left bank is the only bank in this car, yo!
I know yo! I thought it was weird that I ran VTA and the cell came on then went off after a while. Maybe the car reset itself or something. I didnt change anything. It still should have been running rich, but the light went off after 3-4 days of running vta
lestat13
01-28-2009, 10:38 PM
Anyone here have a CEL with the HKS vta? I've seen a CEL come and go (even when cleared with a DH) for quite a while. Says rich off of idle
UHATEIT
01-28-2009, 10:44 PM
Anyone here have a CEL with the HKS vta? I've seen a CEL come and go (even when cleared with a DH) for quite a while. Says rich off of idle
thats what mine was doing with the type-s, turning off and on.
I didnt think you were still on this site dude? Thought you bailed!
lestat13
01-28-2009, 10:55 PM
running a low profile right now ;) ssshhhhhhhhhh
I'm going to get my bone stock MS3 turbo fixed hopefully, and keep it as a fun reliable dd. This weekend I am picking up a project car. $500 for a second gen mazda MX-6. Has about $2500 worth of new parts in the trunk (clutch, brakes, struts, axle) that will keep me busy. Also found a japanese engine for it for $650 that will get it running low 14 seconds. Piece together a turbo kit on top of that. It will be fun man, and no risk of warranty bs either.
I'm gonna stop before the mods kick me out for being off topic :D I'll post up when I get the car!!!
UHATEIT
01-28-2009, 11:02 PM
running a low profile right now ;) ssshhhhhhhhhh
I'm going to get my bone stock MS3 turbo fixed hopefully, and keep it as a fun reliable dd. This weekend I am picking up a project car. $500 for a second gen mazda MX-6. Has about $2500 worth of new parts in the trunk (clutch, brakes, struts, axle) that will keep me busy. Also found a japanese engine for it for $650 that will get it running low 14 seconds. Piece together a turbo kit on top of that. It will be fun man, and no risk of warranty bs either.
I'm gonna stop before the mods kick me out for being off topic :D I'll post up when I get the car!!!
i know, i checked your latest posts to see if you are still around, and then noticed your post on 1/26 about that mx-6. I also posted in the xbox 360 thread.
djza2u1
01-28-2009, 11:19 PM
Anyone have a Turbosmart duel port (set to VTA and recirculating) with any issues, also what setting?
clos561
01-30-2009, 03:15 PM
no cel off vta hks, but if ur getting a cel for lean on idle there is a tsb for that
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