Alfa romeo GT 1.9 JTD

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Alfa romeo GT 1.9 JTD

Postby nikitoo » Sun Mar 18, 2018 8:43 pm

Alfa romeo GT 150cv+mappack.rar
Hi everyone. I want to ask which maps I must change for this Ecu edc16 because is very different from EDC15P. I download this ori fail +mappack from this forum (this forum is the best :thumbup: ). I found factor and offset on any of the maps but I'm not sure if they are OK. And I want to know how to calibrate them. Thank you.
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Re: Alfa romeo GT 1.9 JTD

Postby jtdpow » Mon Mar 19, 2018 11:29 am

its a common rail engine,you need to change at least
drivers wish maps
torque limiter
iq limiters
turbo maps
vgt maps
rail pressure maps
duration map( depend of your target)
svbl
svrl,an so on :thumbup:

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Re: Alfa romeo GT 1.9 JTD

Postby nikitoo » Tue Mar 20, 2018 7:47 pm

what is vgt maps?

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Re: Alfa romeo GT 1.9 JTD

Postby jurebv » Tue Mar 20, 2018 8:57 pm

N75 turbo control map , setpoint for vanes in turbo VNT mechanism, google vnt turbo to get a better picture of it, more closed vanes faster turbo spool faster boost but also higher chance of overboost, more opened vanes slower turbo pressure build up higher chance of underboost. Changes in fuel and boost require changes in this map to keep actual and specified boost inline (to regulate overboost or underboost conditions)

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Re: Alfa romeo GT 1.9 JTD

Postby nikitoo » Wed Mar 21, 2018 12:44 am

okey but smoke limmiter maps must be change?

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Re: Alfa romeo GT 1.9 JTD

Postby jurebv » Wed Mar 21, 2018 10:10 am

Yes because they will limit you, smoke maps are MAF,MAP and Lambda, find which one(s) is your ecu using

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Re: Alfa romeo GT 1.9 JTD

Postby jtdpow » Wed Mar 21, 2018 12:34 pm

yes,you also need to touch a lambda maps a bit,or depends how much smoke you tolerate

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Re: Alfa romeo GT 1.9 JTD

Postby nikitoo » Wed Mar 21, 2018 6:04 pm

oket but how can I find which one(s) map using my ecu. And i thing is good 17.2:1 AFR with stock turbo and nozzles and stock diesel pump

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Re: Alfa romeo GT 1.9 JTD

Postby jurebv » Thu Mar 22, 2018 7:52 pm

Best is to look at damos if possible

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Re: Alfa romeo GT 1.9 JTD

Postby krzysdro » Sun Mar 25, 2018 12:18 am

If you do not know this ECU and the engine very well then you will not pass the 170HP + without any errors and you will not be able to handle turbo overload at 180HP +.

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