Add * 169 In FA, CAS and ECU coding, you get 10 sec contact off, contact on back,close autohex program and start again to calculate new I-step, software update and machine remain E3 without DPF. For those with automatic start / stop, the neutral position must be calibrated again. This solution is valid for all E and F euro 4 and 5.for euro6 still working and testing. I have testing to e90 2007,e92 2008, F01 2010,F10 2001. Solution by CRISTYGSM