Thread: Has anyone contacted BMW regarding 29.2 and lag?
Started 1 year, 6 months ago by slubu
My car was recently built, and driving it I'm pretty sure it has the 29.2 as there is some lag. I can't compare to what it was like before. But it seems almost unanimously everyone hates the lag that comes with 29.2. As evidenced by Dinan coming out with the revised flash, customer complaints can make a change.
Wouldn't you think enough unique complaints may make BMW consider fixing ...
Quote:
Originally Posted by Driver72
Those with the 29.2 flash should call BMW NA and complain about every aspect of that revision that negatively affected the car.
Exactly.
Quote:
Originally Posted by fll335
I have 29.2 and dont feel any extra lag.
I saw that, which shows there is hope. Unfortunately I think you are in the minority.
If you have been re-flashed with 29.2 there is a bit of softer throttle control. This can be defeated with a slightly heavier foot. The power levels are the same and the torque is nearly identical. I know cause we have tested both.
Jeff
Eurobahn
The throttle lag on pre 29.2 cars is bad enough. I can't believe they would purposely tune in MORE throttle lag.
I have to drive around most of the time in DS mode just so I don't have to deal with the throttle lag of normal D.
But DS is too aggressive and wastes too much gas for normal driving.
They really need 3 settings.
Economy (what is the normal "D" mode now), Normal (which would be 1/...
To say there is not more lag w/ 29.2...well...I don't know what to say..it's just nearly unbelievable. I mean, you go from probably THE most lag-free performance car available to the general public and make it into a ho-hum turbo response...it's night and day. It's simple mechanics too. The wastegate is clearly more open under idle and light load (hence the car being loud as ballz now when ...
I tried to be polite about it in my original post, but the customer relations people are retarded. Trying to explain my previous issue to them was like trying to explain physics to a baboon, it simply wasn't working.
Quote:
Originally Posted by Jeff@Eurobahn.us
If you have been re-flashed with 29.2 there is a bit of softer throttle control. This can be defeated with a slightly heavier foot. The power levels are the same and the torque is nearly identical. I know cause we have tested both.
Jeff
Eurobahn
I absolutely don't...
Even if the torque/hp were the same, I should not have to be subjected to more lag. The idea of peak torque at 1400rpms, per what they advertise, is why I got the car.
EDIT: I'm an idiot, I have BMWNA's # on my phone, will update the original post.
Quote: Originally Posted by meyergru Got my update today. Exact version unkown, but I know that ISTA/P 2.32.2.0.1 is out and assume that's it. In my case, the menu item under "retrofit" was not available. This is an indication that my car got the "lag-fix" per default. Maybe ISTA/P includes a production database... however, my foreman told me that this option is not available for MSD81 cars (mine is...
Quote: Originally Posted by jippii ensio Pre 29.2 kept the wastegates closed when cruising and therefore the turbo lag was minimal. Post 29.2 don't keep them shut which causes the increased lag. Incorrect for almost all versions since v32.1. For most people, this is either of historic interest or none at all. Quote: Originally Posted by jippii ensio Is there any information from BMW that they would have returned to the policy of keeping...
Quote: Originally Posted by Pylon Sorry, I would love to read this 199 page thread but I just need a simple answer. I am getting a May 2009 production car. Do I need to be concerned? Don't worry, I'm sure everything you need is in the owner's manual in the trunk.
NRG, when you say "lurching" are you referring to an almost bucking kind of thing. Like a rookie driving a clutch? or do you mean a lull in acceleration?
I have been on this forum for a long time. From the beginning actually. I am having long starts again, I'm on my third HPFP. I was driving home from turkey dinner last night and going down my favorite stretch of road to do a little spirited driving, I noticed something. I was probably in third or fourth gear ( I have a 6 sp manual) and needless to say It was all the way to the floor. As the rpms started to climb to around 3 or 4 k, I felt...
Quote: Originally Posted by Pavel Oh No! What have I done!!!!!!!! Keep in mind the last update I had was Progman 32.1, so hopefully stuff has gotten far better since then. I don't know if the dealership did the update right, even. Either way, the car is gone and I don't miss it.
Quote: Originally Posted by ezatnova I'm back! I thought I was set right from the moment when the SM pulled my car into the bay for me to take. He was goosing it and the performance exhaust was sounding great, but I noticed it wasn't pop-pop-popping when he blipped it, which got my hopes up. So, then I asked him "did we get it?" and he said "oh yeah, I drove it..it's completely different...so much...
Quote: Originally Posted by shaddai Hell just froze over. Bmw just offered either to buy my car back or a cash settlement. I'll find out more after I fully wake up......... Shaddai what actions did you take to get that response? Did you file a complaint with the BBB, lawsuit, ...?
Quote: Originally Posted by Zeph ya, but is there still shift delays? especially 3rd to 4th? I don't really care much about 1400-2500 lag (even though my car does pretty well down there, doesn't wait until 3k like people talk about here). Ok, i misunderstood you. I feel no shift delays. I tried the 3rd to 4th just now, and i don't feel a delay. Actually i didn't feel shift delays on my laggy 2008 335i either, it was just...
Quote: Originally Posted by HK_M3 I have an '09 but I had an '07 with the same issues. I bought it new European Delivery and it drove great....I brought it in for the Wastegate Rattle and they ended up keeping the car for more than a week fixing the issue by replacing the gate with updated parts...they also programmed the car with new software at the time.... The result: The rattle was gone but the lag was present....I tried to tell...
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