Intermittent AC - out of ideas

[FellowsheepTech]

Originally Posted by Bimmer876

...I totally rebuild my AC system from The engine bay to the cabin. My AC system is now working "in part" only because I bypassed the pressure AC Pressure sensor black signal wire. To make a long story short, what I did was Connected the black Pressure sensor wire coming from the DME to the black radiator temperature sensor Wire and I my auxiliary fan and Ac compressor works...

Yikes, not sure I would do that by choice, though I have replaced nearly everything on a Mini. Interesting tip though, tying the two sensors together.