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Author Topic: M3.8.2 630cc Injectors Hot Start issue  (Read 132 times)
hilmito
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« on: December 05, 2018, 03:38:39 PM »

Hello Dear Friends,

I have issue with M3.8.2 ECU   630cc Injectors is Hot start problem. I crank more than 10 sec to start up if engine is hot.   I decrease with 10ms Grundanpassungkonstante , Spannungskorrektur, Startgunden.... and so on, but no result. I post ori file here. Please somebody can help me with this old boy Smiley ..

Thanks in Advance!
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Tezotto01
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« Reply #1 on: December 06, 2018, 04:05:33 AM »

Post your definition so we can help you
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hilmito
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« Reply #2 on: December 06, 2018, 04:50:09 AM »

Here is definitons , but i think on the damos TLST – Startgrundmenge is not on the right address.

 Thanks !
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Tezotto01
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« Reply #3 on: December 06, 2018, 11:52:08 AM »

Tonight I take a look and I return
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hilmito
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« Reply #4 on: December 06, 2018, 01:27:42 PM »

Now i found

 077DA :Startgrundmenge;1x1    - 01219 original bit ...... i change to 00619
077E8 :Startgrundmenge;1x1     - 01219 original bit


after changing the first adress car is start very well when is hot engine.... but i wait 15mins to cool down engine and now is little hard cold start...  I dont know exactly how much need to be this two bits ?
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eliotroyano
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« Reply #5 on: December 07, 2018, 06:40:21 PM »

I will try to adjust FGAT0 at idle, with lambda regulation off and taking in account TVUB values to have a rough estimation about how much ms of PW injection you need to obtain a desired AFR, based in your new injectors for startup. Then you can obtain and idea how much ms should be TLST.
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