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View Full Version : programming T42 controller help please


Mr teabags
March 20th, 2021, 10:14 PM
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 .
GMPX
March 21st, 2021, 09:54 AM
"calB98B" this makes no sense.
Mr teabags
March 21st, 2021, 02:27 PM
"calB98B" this makes no sense.

sorry new to this , I meant operating system checksum disabled.
here is the file thanks.
Mr teabags
March 21st, 2021, 05:24 PM
sorry new to this , I meant operating system checksum disabled.
here is the file thanks.

ok , i just enabled and full flashed tcu with files all good car drives , no more fault codes , thanks .
joecar
March 24th, 2021, 12:02 PM
Glad you got it sorted out :cheers:
GregJR
July 22nd, 2021, 10:55 AM
ok , i just enabled and full flashed tcu with files all good car drives , no more fault codes , thanks .

Hope we can resolve the codes on v2 upgrade here. Gonna check and full flash the tcu after the car return from tire mounting (https://4wheelonline.com/wheel-and-tire-packages.283376) and balancing.