[bboctavian]

Hello you need to read 94040
After that on address:
12 will find value 01 and need to put 02
and
22 will find value 01 and need to put 02
That is for immo off , and after you need to make cks

On address
1E value which is present -1 = new value ( exemple if value will be FB, new value will be FA)
2E value which is present -1 = new value

I hope it help.