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 Post subject: Re: Deceleration
PostPosted: Sat Jul 04, 2020 9:38 am 
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Joined: Tue Oct 15, 2019 6:13 pm
Posts: 61
Location: Azerbaijan, Baku
Hi, my car is M52B28 ms41.0 swapped bmw e34 1994.
M50B25 intake manifold, M54B30 Purple Injectors. Im using 95 octane fuel. cat delete. mapped fuel maps with Pazi88 bigger injectors method on youtube.

i've read all of 29 pages of that post. tested some methods. when i decreased the first column of Ignition Timing - Base 2 like this
Image

car is shooting flames u can see result;
https://drive.google.com/file/d/1ZSN1Ev ... PHdj_/view

when i tested Pazi88 method nothing happened. i seemed one video on instagram the guy have m52b28 e36 ms41.1 straight pipe. car is pop&bang like crazy.

here is his video;
https://drive.google.com/file/d/13FtZ2i ... SRYVA/view

how can i tune like this?

i've attached my 24kb bin file.


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 Post subject: Re: Deceleration
PostPosted: Sun Jul 05, 2020 8:05 am 
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Joined: Mon Feb 11, 2019 5:34 pm
Posts: 55
Location: Poland
Bahmanson wrote:
when i tested Pazi88 method nothing happened.

how can i tune like this?


check tdehrmann1 pops setting. He shared his values in this topic. Something you are doing wrong that the pazi method does not work

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BMW E36 BostonGreen COUPE M52B25 LPG MS41.2 with exhaust crackle and hardlimiter tune


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 Post subject: Re: Deceleration
PostPosted: Sun Jul 05, 2020 4:28 pm 
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Location: Azerbaijan, Baku
i've tested 2nd time Pazi88 settings.
Increased 20 degrees Ignition Retard - Decreasing TPS - Step size
Decreased 20 degrees Ignition Retard - Decreasing TPS
Decreased 10 degrees Ignition Retard - Decreasing TPS(Closed)

Here is result;
https://drive.google.com/file/d/1x-Wr7G ... 4s6RV/view

But its not enough for me i want more aggressive and fast pops like Ak47 or how can i change tables for banging all rpms. that methods r just banging only below 3k rpm.

Then i changed all of my tables same tdehrmann1 settings here;
Image

here is result;
https://drive.google.com/file/d/1blLHgV ... 8nAfm/view

But it too not enough. Where is my mistake? Can you explain this to me in detail?


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 Post subject: Re: Deceleration
PostPosted: Sun Jul 05, 2020 4:36 pm 
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Posts: 55
Location: Poland
Bahmanson second video is that what you can achieve with deceleration pop and bang mod. Good job. What you mean that is not enough?

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BMW E36 BostonGreen COUPE M52B25 LPG MS41.2 with exhaust crackle and hardlimiter tune


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 Post subject: Re: Deceleration
PostPosted: Sun Jul 05, 2020 6:52 pm 
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Posts: 61
Location: Azerbaijan, Baku
GAdam40 did u see that video;

https://drive.google.com/file/d/13FtZ2i ... SRYVA/view

This guys car bangs at all rpms and very fast. But mine only below 3500 rpm and slow. I want like this.


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 Post subject: Re: Deceleration
PostPosted: Mon Jul 06, 2020 5:04 am 
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Bahmanson now i see difference. It depends on what octane fuel you have. I drive with euro 95 octane pb and it shots like yours, but when i switch on LPG gas, pops are more silent but pops more often. You can get some logs and experiment with ignion and fuel. The goal is get about -20 ignition when decel. Also for faster ignition push, try use ignition base table instead decel tables or experiment with deceleration step size tables.

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BMW E36 BostonGreen COUPE M52B25 LPG MS41.2 with exhaust crackle and hardlimiter tune


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 Post subject: Re: Deceleration
PostPosted: Wed Jul 08, 2020 3:33 am 
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Joined: Thu Aug 10, 2017 8:07 pm
Posts: 65
Location: Germany
Bahmanson wrote:
i've tested 2nd time Pazi88 settings.
Increased 20 degrees Ignition Retard - Decreasing TPS - Step size
Decreased 20 degrees Ignition Retard - Decreasing TPS
Decreased 10 degrees Ignition Retard - Decreasing TPS(Closed)

Here is result;
https://drive.google.com/file/d/1x-Wr7G ... 4s6RV/view

But its not enough for me i want more aggressive and fast pops like Ak47 or how can i change tables for banging all rpms. that methods r just banging only below 3k rpm.

Then i changed all of my tables same tdehrmann1 settings here;
Image

here is result;
https://drive.google.com/file/d/1blLHgV ... 8nAfm/view

But it too not enough. Where is my mistake? Can you explain this to me in detail?


add a little bit of fuel in the first load column in Fuel Map. It does the job. Ignition to max negative and calibrate the fuel to your desired result.

EDIT:
attached a file as an expample

add fuel for faster pops. lean out for slower pops.


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 Post subject: Re: Deceleration
PostPosted: Wed Jul 08, 2020 5:51 am 
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Joined: Tue Oct 15, 2019 6:13 pm
Posts: 61
Location: Azerbaijan, Baku
tdehrmann1 wrote:
Bahmanson wrote:
i've tested 2nd time Pazi88 settings.
Increased 20 degrees Ignition Retard - Decreasing TPS - Step size
Decreased 20 degrees Ignition Retard - Decreasing TPS
Decreased 10 degrees Ignition Retard - Decreasing TPS(Closed)

Here is result;
https://drive.google.com/file/d/1x-Wr7G ... 4s6RV/view

But its not enough for me i want more aggressive and fast pops like Ak47 or how can i change tables for banging all rpms. that methods r just banging only below 3k rpm.

Then i changed all of my tables same tdehrmann1 settings here;
Image

here is result;
https://drive.google.com/file/d/1blLHgV ... 8nAfm/view

But it too not enough. Where is my mistake? Can you explain this to me in detail?


add a little bit of fuel in the first load column in Fuel Map. It does the job. Ignition to max negative and calibrate the fuel to your desired result.

EDIT:
attached a file as an expample

add fuel for faster pops. lean out for slower pops.


At the first thanks for your recommendation..

My first test;

Copied full table "Fuel Injection - Base" from my stock partial then pasted to the popandbang partial and flashed to the car.
u can see table here;
Image
and the result same like my other tests ;
https://drive.google.com/file/d/1YsYGbk ... zG0s_/view

after that i'm tested your recommendation "add fuel the first column"..added some fuel;
Image

here is the result Just nothing :cry: buut car is going faster than old time and exhaust smells very bad :?

https://drive.google.com/file/d/1E_SumD ... AyKHc/view


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 Post subject: Re: Deceleration
PostPosted: Thu Jul 09, 2020 2:30 am 
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Joined: Thu Aug 10, 2017 8:07 pm
Posts: 65
Location: Germany
Bahmanson wrote:
tdehrmann1 wrote:
Bahmanson wrote:
i've tested 2nd time Pazi88 settings.
Increased 20 degrees Ignition Retard - Decreasing TPS - Step size
Decreased 20 degrees Ignition Retard - Decreasing TPS
Decreased 10 degrees Ignition Retard - Decreasing TPS(Closed)

Here is result;
https://drive.google.com/file/d/1x-Wr7G ... 4s6RV/view

But its not enough for me i want more aggressive and fast pops like Ak47 or how can i change tables for banging all rpms. that methods r just banging only below 3k rpm.

Then i changed all of my tables same tdehrmann1 settings here;
Image

here is result;
https://drive.google.com/file/d/1blLHgV ... 8nAfm/view

But it too not enough. Where is my mistake? Can you explain this to me in detail?


add a little bit of fuel in the first load column in Fuel Map. It does the job. Ignition to max negative and calibrate the fuel to your desired result.

EDIT:
attached a file as an expample

add fuel for faster pops. lean out for slower pops.


At the first thanks for your recommendation..

My first test;

Copied full table "Fuel Injection - Base" from my stock partial then pasted to the popandbang partial and flashed to the car.
u can see table here;
Image
and the result same like my other tests ;
https://drive.google.com/file/d/1YsYGbk ... zG0s_/view

after that i'm tested your recommendation "add fuel the first column"..added some fuel;
Image

here is the result Just nothing :cry: buut car is going faster than old time and exhaust smells very bad :?

https://drive.google.com/file/d/1E_SumD ... AyKHc/view



thats too much fuel. just add a little bit. 0,1 Steps.


EDIT: are you running a B28 on an B20 MAF and B20 Base Map?


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 Post subject: Re: Deceleration
PostPosted: Thu Jul 09, 2020 7:19 am 
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Joined: Thu Aug 10, 2017 8:07 pm
Posts: 65
Location: Germany
Try this file as your BaseMap if you have B28 MAF Sensor and M52 FuelPressureRegulator. Its also adjusted to the M54B30 injectors.
Also i've added PopMod.


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 Post subject: Re: Deceleration
PostPosted: Thu Jul 09, 2020 8:56 am 
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Joined: Tue Oct 15, 2019 6:13 pm
Posts: 61
Location: Azerbaijan, Baku
tdehrmann1 wrote:
Try this file as your BaseMap if you have B28 MAF Sensor and M52 FuelPressureRegulator. Its also adjusted to the M54B30 injectors.
Also i've added PopMod.



Added 0.2 step fuel;
Image

and the result was just nothing. Car isn't popping.

Yes bro i've bought a fully m52b28 from e39. but wiring loom from e36.

For now i will test your 528 E34.bin file. After that i will share the result.


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 Post subject: Re: Deceleration
PostPosted: Thu Jul 09, 2020 10:07 am 
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Joined: Tue Oct 15, 2019 6:13 pm
Posts: 61
Location: Azerbaijan, Baku
tdehrmann1 wrote:
Try this file as your BaseMap if you have B28 MAF Sensor and M52 FuelPressureRegulator. Its also adjusted to the M54B30 injectors.
Also i've added PopMod.


At first thank u for that!
Here is the result of your edited .bin;

https://cloud.mail.ru/public/23vZ/4iQty2Noz
https://cloud.mail.ru/public/5cWB/52nwNT4zr


But it too not like an Ak47 :D Does not pops consistenly :(

With which table i can change the consistency of pops ?


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 Post subject: Re: Deceleration
PostPosted: Thu Jul 09, 2020 11:44 am 
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Joined: Thu Aug 10, 2017 8:07 pm
Posts: 65
Location: Germany
Bahmanson wrote:
tdehrmann1 wrote:
Try this file as your BaseMap if you have B28 MAF Sensor and M52 FuelPressureRegulator. Its also adjusted to the M54B30 injectors.
Also i've added PopMod.


At first thank u for that!
Here is the result of your edited .bin;

https://cloud.mail.ru/public/23vZ/4iQty2Noz
https://cloud.mail.ru/public/5cWB/52nwNT4zr


But it too not like an Ak47 :D Does not pops consistenly :(

With which table i can change the consistency of pops ?



Take your Base Fueling Table at the first load column and add fuel in 0,1 steps until it is fast enough. Decrease the IPW in 0,1 steps if its to fast and crackle too much.

Go to revlimiter and let it slow down to 2000rpm in 3. Gear. This is what i do to calibrate the popping noise.


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 Post subject: Re: Deceleration
PostPosted: Thu Jul 09, 2020 11:58 am 
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Joined: Mon Feb 11, 2019 5:34 pm
Posts: 55
Location: Poland
tdehrmann1 Have you tried setting dashpot to improve pops? :D

_________________
BMW E36 BostonGreen COUPE M52B25 LPG MS41.2 with exhaust crackle and hardlimiter tune


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 Post subject: Re: Deceleration
PostPosted: Thu Jul 09, 2020 12:40 pm 
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Joined: Thu Aug 10, 2017 8:07 pm
Posts: 65
Location: Germany
GAdam40 wrote:
tdehrmann1 Have you tried setting dashpot to improve pops? :D


Sadly no. But i will.
Will try it with my e36 compact :D


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