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I had the same issue in NY. Once the Rex engine has run for enough time, the emissions test will pass WITHOUT the rex running at the time of inspection. The easiest thing is to run down the battery and continue to drive around on rex power. Then go back to the inspection station. Also...

As Art indicated, the best place to connect is under the rear cargo liner. FYI, according to BMW's training manual, the continuous output capacity of the DC/DC converter is 2500w. It is outlined here on page 62: https://cdn.jack.sh/2014/08/06_I01-High-voltage-Components.pdf The converter's...

Has anyone found the new parameter locations for the welcome gong and seatbelt reminder? My car's software (2014 REX) was updated about 2 months ago and I coded the car last week using PSdZData_Lite_v4.12.41.7z All other coding worked (tank size, enabling hold mode, legal disclaimer, etc.) but...

I had this problem about a month ago, 'Drivetrain error' and REX would not turn on. Did not check the OBD codes. The dealer initially checked for a short in a REX module, when that tested ok, they replaced the wire harness. Have not had the fault since...