Just replaced all four sets of brakes on 06 acura. For the rear calipers
1. remove the brake hose mounting bolt and gently pull the hose off of the bracket.
2. remove the caliper bolts and carefully pull caliper off. do not let it hang by the hose.
3. remove pads and shims.
4. remove pad retainers.
5. check for damage to rotors and clean if necessary.
6. apply brake disc quiet to mating surfaces taking care not to get any on the rotors.
7. rotate the caliper piston clockwise back into the cylinder taking care not to twist the rubber boot.
8. align the cutout on the piston with the tab on the back of the inner pad.
9. install the pads/shims.
10. install the caliper.
11. install brake hose.
12. pump brake pedal to set pads several times and check for leaks.
13. inspect EVERYTHING carefully.
14. remount tire and slowly test brakes in a safe area.
15. reinspect everything.
16.