bmw e91 rear lambda off

[rafal]

hi all
i need help to remove rear lambda from me 9.2
bmw e91 318i
dtc: P0139 and P0159
flash readed by ktag

[mersytis]

hi all
i need help to remove rear lambda from me 9.2
bmw e91 318i
dtc: P0139 and P0159
flash readed by ktag

I have removed the lambda but I did not removed dtc errors.

[femec49204]

Is it only rear lambda disabled or both? Can someone remove for me all lambdas? One before and after?