Just skimmed and didn't read jacked on axles. If vehicle is lifted, just undo lever on axle and push up to allow bleeding.
I spent a week figuring this out on mine. And before that I was always wondering why rear brakes did not work when coming off a boulder or when high speed braking on...
You have to bleed while on ground because the proportional valve thinks there is no load at rear and cuts flow to rear calipers/cylinders.
Many forget to extend/adjust the brake proportioning valve when lifting height, reason for rear brakes barely working. You can get at Dobinsons or make...