programming T42 controller help please

hi im new to this , have the v2 and been trying to re program a new unit with the old units data and
when i compare both tunes for differences i get 24231674 operating system N/A checksums are different ,calB98B
every thing else is identical . how can i resolve this thanks .

"calB98B" this makes no sense.

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Originally Posted by GMPX

"calB98B" this makes no sense.

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sorry new to this , I meant operating system checksum disabled.
here is the file thanks.

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Originally Posted by Mr teabags

sorry new to this , I meant operating system checksum disabled.
here is the file thanks.

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ok , i just enabled and full flashed tcu with files all good car drives , no more fault codes , thanks .

Glad you got it sorted out :cheers:

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Originally Posted by Mr teabags

ok , i just enabled and full flashed tcu with files all good car drives , no more fault codes , thanks .

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Hope we can resolve the codes on v2 upgrade here. Gonna check and full flash the tcu after the car return from tire mounting and balancing.