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Author Topic: 1.8T engine is running too rich - Long Term Fuel Trim -19% please help :(  (Read 86601 times)
nyet
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If in doubt, return to stock inj and MAF.
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Malinovsky
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Injector and MAF part numbers would help.

injectors - stock
part number checked on all 4 is: 06a 906 031s

MAF - stock - bought factory new BOSCH
bosch number on my MAF: 0280 218 032

like someone asked I also opened MAF and checked sensor number inside
sensor number is: F 00  C2G 204 0
there is also one more number inside: 009203C
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ddillenger
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Everything in your file matches up with those part numbers. You have to have a massive air leak somewhere.
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phila_dot
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This may have been asked and answered previously, but have you checked adaptation channels?
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ddillenger
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Phila has a point, you didn't use a generic immo-off eeprom bin did you?
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Malinovsky
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have you checked adaptation channels?
how should I do this ?

Phila has a point, you didn't use a generic immo-off eeprom bin did you?
I don't even know what generic immo-off eeprom bin is Wink
I did no write moves with my ecu if this answer helps.
I only read my stock ecu so I can use me7 logger - that's all

Everything in your file matches up with those part numbers. You have to have a massive air leak somewhere.

I wrote and show on video in this topic how I am checking my system for leaks,
do you think I can miss a massive leak during this method? hmmm
I really don't know what to think about this situation
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nyet
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how should I do this ?
lemmiwinks can adjust ECU eeprom adaptations... not sure if anybody else has written a tool for it
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ME7.1 tuning guide
ECUx Plot
ME7Sum checksum
Trim heatmap tool

Please do not ask me for tunes. I'm here to help people make their own.

Do not PM me technical questions! Please, ask all questions on the forums! Doing so will ensure the next person with the same issue gets the opportunity to learn from your ex
ddillenger
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unitronic has one as well.
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userpike
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This one works well also.
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Malinovsky
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okay, thanks for files but what exactly do you want me to do ?
phila_dot wrote about checking adaptation channels,
and now you are writing about changing/adjusting adaptations

of course I can check it if I know how to do it,
but I don't think changing any values from stock sounds like a good idea as long as trims shows an unsolved issue   
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ddillenger
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Download unisettings, connect your cable, and launch the program. Select "select device" at the bottom, choose your cable, and hit "read from ecu". Post up the results here.
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TCSTigersClaw
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With Unisettings you can connect with your ORI VCDS also ,via USB , custom settings and Lemmi needs a COM port (virtual or not)
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VAG cars newbie tuner Smiley
Malinovsky
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ok I will do it today
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nyet
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but I don't think changing any values from stock sounds like a good idea as long as trims shows an unsolved issue   

Ideally, if you are going to change any adaptation values, it would be to return them to stock...
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ME7.1 tuning guide
ECUx Plot
ME7Sum checksum
Trim heatmap tool

Please do not ask me for tunes. I'm here to help people make their own.

Do not PM me technical questions! Please, ask all questions on the forums! Doing so will ensure the next person with the same issue gets the opportunity to learn from your ex
Malinovsky
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Download unisettings, connect your cable, and launch the program. Select "select device" at the bottom, choose your cable, and hit "read from ecu". Post up the results here.
I just did it
I have a print screen of data I got after I hit read ecu:

I also hit save to disk after I did print screen so I'm adding file I got after that
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