Bodsy's Brake Bible download
The link below is to Bodsy's Brake Bible. Pretty much everything is covered. I think you will find your answer and more. Please let us know how your project worked out.
Link on disco3 to Bodsy’s Brake Bible
DISCO3.CO.UK Photo Gallery - Bodsy's Brake Bible
DISCO3.CO.UK Photo Gallery - Bodsy's Brake Bible
Download the latest version; v1.6a. As of when I last looked, there has been over 11,000 views/downloads of his free 36 page pdf. I see it is now in French as well.
The black art part is probably towards the end, (page 27/36 and following), re the electronic parking brake.
Rather than perhaps black art stuff, it may better be called leading edge, or maybe bleeding); also the set and unset procedure applies when doing just a normal rear pad change.
If you ignore the set unset procedure, then a few miles down the road, the squealing will almost assuredly start.
The good news is the fronts are more normal, but the rears, not so!
In total, for the vehicle, you actually have three pair of brake assemblies to deal with: (1), the front pair of rotors, and pads, (2), the rear pair of rotors and pads, and then (3), the parking brake pair of drums and shoes – yes, drums and shoes sitting behind/inside the rear rotors.