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Author Topic: Overrun Flames, Gargle, Pop  (Read 354574 times)
janne
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« Reply #60 on: November 29, 2014, 05:58:15 AM »

Got it work.
I didnt change base ignition map to allow atdc  Shocked I feel iam idiot  Cheesy
Fuelt trims seems to be off in overrun.
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mushtafa
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« Reply #61 on: November 30, 2014, 11:24:20 AM »

Wonder what would happen if the SAI system was left running? That would provide plenty of air into the exhaust....
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byzan a4
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« Reply #62 on: December 01, 2014, 04:33:56 PM »

Wonder what would happen if the SAI system was left running? That would provide plenty of air into the exhaust....
youd need to activate the n112 and allow the vacuum to the actuator on the head to be open on decell too for that to work
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spacey3
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« Reply #63 on: December 02, 2014, 02:10:36 AM »

Wonder what would happen if the SAI system was left running? That would provide plenty of air into the exhaust....

That would be a similar thing then to the SAS system on the Evo's wouldn't it?

They utilise the system for very potent pops and bangs, worked brilliantly on mine.
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janne
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« Reply #64 on: December 03, 2014, 06:30:27 AM »

I think sai pump is not strong enought to pump air in exhaust manifold.
Normally antilag in race car takes air to exhaust straight to boost hose .
But that is not the problem if we open tb about 15% I can say that pops and bangs are strong enought to keep turbo spinning.
So we need to find what map controls tb angle in overrun
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spacey3
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« Reply #65 on: December 07, 2014, 11:27:24 AM »

Got it work.
I didnt change base ignition map to allow atdc  Shocked I feel iam idiot  Cheesy
Fuelt trims seems to be off in overrun.

What map are you referring to as the base ignition map?
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seishuku
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« Reply #66 on: December 07, 2014, 11:57:18 AM »

Probably means KFZWMN?
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spacey3
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« Reply #67 on: December 08, 2014, 01:34:12 AM »

Probably means KFZWMN?

It was mentioned in a previous post that KFZWMN was changed, just wondering if KFZW was changed at all.
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mushtafa
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« Reply #68 on: December 13, 2014, 06:12:38 PM »

I think 5% throttle would be sufficient, I'm pretty sure last time I checked the injection time stays at about 1.8ms on overrun
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narf0815
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« Reply #69 on: December 19, 2014, 03:19:27 AM »

Hi,
where can i find these maps on a 8E0909518AK file?

Someone already done this to a 518AK?

If it could done with Mapswitching ( http://nefariousmotorsports.com/forum/index.php?topic=7133 ) would be awesome i think...
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4ringpieces
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« Reply #70 on: January 13, 2015, 03:31:04 PM »

anyone able to help find the maps needed in this ecu file?
I have several damos but mostly 032hn and 018cb files have helped.

I believe cwsawe is @  1ab41

I cant seem to line up the other maps tho?

Original file attached
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4ringpieces
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« Reply #71 on: January 14, 2015, 04:18:33 PM »

Am I right with these?

KFNWEGM = 19C7A

KFTVSA  = 19CA2

KFTVSAKAT = 19CCA

KFZWMN = 16E80
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4ringpieces
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« Reply #72 on: February 12, 2015, 02:55:44 PM »


I believe cwsawe is @  1ab41


DO NOT USE THIS ABOVE. ECU WILL DIE,


Anyone actuall have  the location for cwsawe on this ecu I cant find it at all
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flaattire
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« Reply #73 on: February 12, 2015, 03:35:19 PM »

I tried this briefly on BPY med9 by altering KFTVSA and MFZWMN and my EGT probe in manifold showed a big increase in EGT on liftoff, over 1800f. Could be an issue if you're already pushing the limit and then let off.
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cobblers
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« Reply #74 on: March 16, 2015, 02:31:14 PM »

I tried this with just adjusting the timing, and it works quite well - a nice pop on heavy gearchange and a good crackle when revved hard, I just adjusted KFZWMN to -37.5 at 0-30% load, 1480+rpm
I have a 2.5" turbo back magnex with decat, this is about as extreme as you can make it sound. It never makes a peep in daily driving.

https://www.youtube.com/watch?v=FW81xF3Q7gU

It cracks and bangs when revved hard, but only when the vehicle is moving. Suits me though.

Anyway, I'm reasonably happy with this but I'd like to experiment with a little bit more, but I'm having trouble finding KFNWEGM, KFTVSA, and KTVSAKAT with any confidence in my bin (032RP Ibiza Cupra R 1.T BBU)
« Last Edit: March 16, 2015, 02:59:58 PM by cobblers » Logged
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