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Author Topic: Tuning FMIC on a 1.8T (logs inc)  (Read 3720 times)
untilnow
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« on: June 01, 2019, 03:26:29 PM »

Not posted in a while but I have been busy!

Had the downpipe/decat in for a while and got boost PIDs okay for lower gears.

Installed my FMIC and it has really smoothed everything out, so I knew straight away to de-restrict all the PID configurations I had used to tame boost for the freer flowing exhaust back pressure bs  Grin.

Still using the pre control PID  from the linearization runs KFLDRL, flat IMX etc.

I thought the logs where actually okay for the first flash, main problem is the deviation from the load curve around 4750. (pictured below)

I'm pretty sure I need to increase IMX just before the point P and D step in, as I think its riding the limit by this point.

Just seeing what you lot think of the log?  Cheesy

logs - https://gofile.io/?c=G4W1Lu

graph" border="0
« Last Edit: June 01, 2019, 03:52:17 PM by Tikki » Logged
Blazius
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« Reply #1 on: June 01, 2019, 04:19:45 PM »

What does a  FMIC have to do anything ,except for lag, if its too oversized?
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untilnow
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« Reply #2 on: June 01, 2019, 04:43:13 PM »

What does a  FMIC have to do anything ,except for lag, if its too oversized?

I don't know what you mean but the intercooler is not large...
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« Reply #3 on: June 01, 2019, 04:50:58 PM »

Why would you upgrade to such a huge IC with a ko3,guessing ?
« Last Edit: June 01, 2019, 04:52:51 PM by Blazius » Logged
untilnow
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« Reply #4 on: June 01, 2019, 04:59:01 PM »

Why would you upgrade to such a huge IC with a ko3,guessing ?

K03s...I considered it medium size based partly on what R-Tech recommend for stage 2, they praise the "wellycooler" type intercoolers probably almost double the volume of mine. R-Tech (Nick) is considered one of - if not - the best in the UK.

http://r-techperformance.co.uk/1-8t-20v-tuning-info-golf-audi-seat-skoda/1-8t-stage-2-tuning-guide/

I don't mean to contradict you but I deliberately went on the smaller side!
« Last Edit: June 01, 2019, 05:02:49 PM by Tikki » Logged
Blazius
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« Reply #5 on: June 01, 2019, 05:58:17 PM »

K03s...I considered it medium size based partly on what R-Tech recommend for stage 2, they praise the "wellycooler" type intercoolers probably almost double the volume of mine. R-Tech (Nick) is considered one of - if not - the best in the UK.

http://r-techperformance.co.uk/1-8t-20v-tuning-info-golf-audi-seat-skoda/1-8t-stage-2-tuning-guide/

I don't mean to contradict you but I deliberately went on the smaller side!

I dont agree with that. There is no point running a huge ass intercooler , because your velocity/flow is gonna be low adding lag. The ko3s runs out from breath at around 4500+~ rpm anyway.
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untilnow
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« Reply #6 on: June 01, 2019, 06:33:32 PM »

I dont agree with that. There is no point running a huge ass intercooler , because your velocity/flow is gonna be low adding lag. The ko3s runs out from breath at around 4500+~ rpm anyway.

I agree with all of your principals here...The core size of mine is 550x140x65mm about twise the volume of the stock one
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