Jaguar Repair Problems? Ask a Jaguar Repairs Expert.
The rear pistons need to be wound in, unlike the front which just push back.
There is a piston wind back tool for this purpose.
I push and turn at the same time.
You'll see which way you need turn each side, by the feedback you feel.
Hope this helps.
Do you need any further help?
I hope my advice has been of assistance to you.
How did you go with your rear brakes?