Thanks Alohart
In all honesty, when BMW had the car initially, I think they thought changing the auxiliary battery and updating some of REX electrics would solve the issue. I don't think they let the REX run to test it - even though I told them the problem was not so much the REX starting but...
Hi MKH
All valid points - thanks. It would appear I have too much charge in the battery to initiate the REX (<75% I believe) I'll take it on a few trips around the block, try the REX and report any findings.
Regards
Andrew
Hi - I have a 2015 i3 with a REX, I've had it for 2 years with no major issues, until a few weeks ago where I got an amber warning saying the rex had stopped working - continue on electrical charge only. Normally this wouldn't be a problem, but on the occasional days I now commute to the office...