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View Full Version : Siemens Pcr 2.1 dieselgate downgrade


Srw97
4th May, 2021, 07:25 PM
Hi, currently on 03L997557P 9978 am I right in thinking 03L906023ML_9971.FRF is what I need to removal dieselgate fix ? Took the vehicle to have software rolled back and they could only take it back to 9978 using autotuner is this due to the difference in 03L number ?
Many Thanks Sam

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teerak2uk
4th May, 2021, 08:10 PM
Have you removed the ECU and look at paper label on the back
Srw97
4th May, 2021, 08:35 PM
I haven't yet. :)

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Srw97
4th May, 2021, 08:35 PM
Will it tell me the original ?

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Srw97
4th May, 2021, 09:02 PM
Can someone check my vin? Would this tell me if that's the file I need ?

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cristo_844
4th May, 2021, 09:18 PM
Will it tell me the original ?

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Yes!...............................
Srw97
4th May, 2021, 09:49 PM
Thank you I have attached ecu information.https://uploads.tapatalk-cdn.com/20210504/5f8b6cc192d448bad75d85c3d655068d.jpg

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teerak2uk
5th May, 2021, 07:11 AM
Will it tell me the original ?

Sent from my SM-G973F using TapatalkYes I've seen it before on label on back of ecu like example in this picture
https://uploads.tapatalk-cdn.com/20210505/0521efd235bcd51434ba3fef853af0de.jpg