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      04-02-2020, 02:08 PM   #1
satta535i
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n55 blown turbo

i have n55 under cpo warrenty with 58k miles and my turbo blew im fbo with bm2 stage 2 i flashed the car stock and locked the dme you think bmw will replace my turbo under warranty?
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      04-02-2020, 02:40 PM   #2
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Did you also remove all of your mods and reinstall the stock parts? If not, there is pretty much no chance.

Even if you do, there is still a possibility they will detect that you had been tuned, depending on how much they investigate due to the cost.
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      04-02-2020, 02:43 PM   #3
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Originally Posted by thejeremyman9 View Post
Did you also remove all of your mods and reinstall the stock parts? If not, there is pretty much no chance.

Even if you do, there is still a possibility they will detect that you had been tuned, depending on how much they investigate due to the cost.
it has a intercooler and straight pipes thats what they have seen, but last month they replaced my sparkplug because the tip broke off. i think the plug broke my turbo i only put a couple hundred miles since
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      04-02-2020, 02:45 PM   #4
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it has a intercooler and straight pipes thats what they have seen, but last month they replaced my sparkplug because the tip broke off. i think the plug broke my turbo i only put a couple hundred miles since
Well, your chances are greatest if you revert everything back to stock. The higher the $ amount of the warranty, the more they are going to investigate and looks for reasons not to cover. Each dealer is different.
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      04-02-2020, 02:51 PM   #5
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      04-02-2020, 02:52 PM   #6
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Quote:
Originally Posted by thejeremyman9 View Post
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Originally Posted by satta535i View Post
it has a intercooler and straight pipes thats what they have seen, but last month they replaced my sparkplug because the tip broke off. i think the plug broke my turbo i only put a couple hundred miles since
Well, your chances are greatest if you revert everything back to stock. The higher the $ amount of the warranty, the more they are going to investigate and looks for reasons not to cover. Each dealer is different.
its at the dealer i had to get it towed as there was huge clouds of white smoke and the dealer told me its on bmw if there going to cover it
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      04-02-2020, 02:57 PM   #7
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Doubt it, a turbo blowing at 58k is weird. They'll definitely investigate and nobody now a days is oblivious to tuning. The intercooler is a huge giveaway for stage 2 as well. I hope they turn a blind eye OP but beyond that good luck.
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      04-02-2020, 03:21 PM   #8
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its at the dealer i had to get it towed as there was huge clouds of white smoke and the dealer told me its on bmw if there going to cover it
You might be screwed then. BMW is going to investigate more than just a dealer would for a minor warranty item.

If it was me, i would have towed it home with AAA, removed all my mods, then had it towed to the dealer. Too late now though it seems.
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      04-02-2020, 05:53 PM   #9
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if bmw doesn't warrenty the turbo should i go for a stage one turbo its the same price as a stock turbo or should i pony up the money for stage 2? i wont be getting a hpfp tho.
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      04-02-2020, 06:31 PM   #10
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if bmw doesn't warrenty the turbo should i go for a stage one turbo its the same price as a stock turbo or should i pony up the money for stage 2? i wont be getting a hpfp tho.
My understanding is that pure stage 1 is very similar to EWG that comes stock.
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      04-02-2020, 06:35 PM   #11
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Quote:
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Quote:
Originally Posted by satta535i View Post
if bmw doesn't warrenty the turbo should i go for a stage one turbo its the same price as a stock turbo or should i pony up the money for stage 2? i wont be getting a hpfp tho.
My understanding is that pure stage 1 is very similar to EWG that comes stock.
i heard it nets 30/40whp more on ewg and u get power to redline i could be wrong tho
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      04-02-2020, 07:36 PM   #12
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Quote:
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Originally Posted by thejeremyman9 View Post
Quote:
Originally Posted by satta535i View Post
if bmw doesn't warrenty the turbo should i go for a stage one turbo its the same price as a stock turbo or should i pony up the money for stage 2? i wont be getting a hpfp tho.
My understanding is that pure stage 1 is very similar to EWG that comes stock.
i heard it nets 30/40whp more on ewg and u get power to redline i could be wrong tho
That is true... for pwg.
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      04-02-2020, 08:08 PM   #13
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Quote:
Originally Posted by satta535i View Post
its at the dealer i had to get it towed as there was huge clouds of white smoke and the dealer told me its on bmw if there going to cover it
are they sure its the turbo, have they checked injectors? smoke smells.like gas?
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      04-02-2020, 08:14 PM   #14
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Quote:
Originally Posted by satta535i View Post
its at the dealer i had to get it towed as there was huge clouds of white smoke and the dealer told me its on bmw if there going to cover it
are they sure its the turbo, have they checked injectors? smoke smells.like gas?
2 turbines broke of the turbo
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      04-02-2020, 08:15 PM   #15
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Quote:
Originally Posted by satta535i View Post
i heard it nets 30/40whp more on ewg and u get power to redline i could be wrong tho
Power to redline is such a misunderstanding. ALL turbos can deliver power to redline - also the stock PWG if you just dont run more than ~12psi. The Pure Stage1 can deliver max 17psi - to redline. And the Pure Stage2 around 23psi. "Power to redline" has nothing to do with the turbo itself but how the car is tuned.

A bit of a rant - but I am so fed up with this term that very few seem to comprehend
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      04-02-2020, 08:28 PM   #16
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Quote:
Originally Posted by harkes View Post
Power to redline is such a misunderstanding. ALL turbos can deliver power to redline - also the stock PWG if you just dont run more than ~12psi. The Pure Stage1 can deliver max 17psi - to redline. And the Pure Stage2 around 23psi. "Power to redline" has nothing to do with the turbo itself but how the car is tuned.

A bit of a rant - but I am so fed up with this term that very few seem to comprehend
No, that’s not true. A stick turbo PWG isn’t making more that 300whp at redline, pump, splash of E85, interstate 85, it doesn’t matter. The turbo can’t produce enough boost to create a linear power curve.

Prove me wrong
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      04-02-2020, 08:55 PM   #17
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No, that’s not true. A stick turbo PWG isn’t making more that 300whp at redline, pump, splash of E85, interstate 85, it doesn’t matter. The turbo can’t produce enough boost to create a linear power curve.

Prove me wrong
So you are one of the people that dont get it... Power to redline is not about power numbers but about torque not falling on its face above 5-6k rpm when we talk about the N55. The stock turbo can easily deliver this if you remove torque/load in the middle of the power band. The Pure Stage2 will also not deliver "power to redline" if you run it at 30psi which it can only deliver below 5k rpm. Then it will also feel like that is dying in high rpm as it can only deliver 23psi there.
I cannot tune my own car and I dont run stock turbo so I cannot prove it to you but this is common turbo knowledge.

If you talk about delivering a specific amount of hp to redline then that is another subject
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      04-03-2020, 12:28 AM   #18
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If it goes to TSARA And they asked for the FASTA data you'll be screwed.

I'm a dealer tech, depending on how the tech works the angle goes as far as how this will warranty will play out.
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      04-03-2020, 06:25 AM   #19
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Quote:
Originally Posted by romemedrano View Post
If it goes to TSARA And they asked for the FASTA data you'll be screwed.

I'm a dealer tech, depending on how the tech works the angle goes as far as how this will warranty will play out.
the reason why the turbo failed was because the tip of my sparkplug broke in the cylinder so they might cover it. they replaced the plug a month ago.
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      04-03-2020, 06:28 AM   #20
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Quote:
Originally Posted by harkes View Post
So you are one of the people that dont get it... Power to redline is not about power numbers but about torque not falling on its face above 5-6k rpm when we talk about the N55. The stock turbo can easily deliver this if you remove torque/load in the middle of the power band. The Pure Stage2 will also not deliver "power to redline" if you run it at 30psi which it can only deliver below 5k rpm. Then it will also feel like that is dying in high rpm as it can only deliver 23psi there.
I cannot tune my own car and I dont run stock turbo so I cannot prove it to you but this is common turbo knowledge.

If you talk about delivering a specific amount of hp to redline then that is another subject
The pure stage 2 WILL and DOES deliver power to redline.
I’m not sure you understand what people are talking about when they are talking about a linear power band.

Stock turbo PWG - FBO and with E85



https://f30.bimmerpost.com/forums/showthread.php?t=1343126

Pure stage 2


https://www.e90post.com/forums/showthread.php?t=1408986

Note how the pure car continues to make power and maintain most of it until redline. You just can’t do that with a stock turbo.
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      04-03-2020, 11:09 AM   #21
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Quote:
Originally Posted by satta535i View Post
i have n55 under cpo warrenty with 58k miles and my turbo blew im fbo with bm2 stage 2 i flashed the car stock and locked the dme you think bmw will replace my turbo under warranty?
I got my turbos replaced under warranty on my N54
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      04-08-2020, 03:53 PM   #22
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thats my turbo rn lmfaooo
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