I sometimes use my road tyres and sometimes my race tyres when running the HLT. The difference in circumference of the driving wheel tyres is not negligble. Do I change the dimensions in settings each time and it gets correct, or how do I make sure the right vehicle data is connected to each set of ...

Thank you very much for a clear answer.

Hi, I tried to source a MadeForIPhone OBD Bluetooth device and only found XTool iOBD2 available in Sweden: http://en.iobd2.com/products/iobd2-mfi-bt.aspx Everything seems fine with it and their own app is ok for basic OBD communication and some logging (besides that they do not support any Lotus mod...