Set it to 80% and go from there. If you don't get a code move it upb to 90%... I ran the JBD box at 100% for 6 years before getting the X5 tuned and deleted. Of course it threw CEL every so often, but I just cleared them

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2012 X5d | Deleted & BRR Tuned | DWR TCU Tune | 10.25" Android 8.1 Screen

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https://xoutpost.com/bmw-sav-forums/...efinished.html