Check out the DIY tutorial for changing the rear disc brake pads on the 2nd generation 2017 to 2022 Mazda CX-5 SUV with the EPB system - https://paulstravelpictures.com/2017-... Here are all of the DIY repair and maintenance guides for the 2nd generation 2017, 2018, 2019, 2020, 2021 & 2022 Mazda CX-5 SUV - https://paulstravelpictures.com/Artic... This quick video shows how to compress back the rear caliper piston with an "F" clamp AFTER and only AFTER the EPB (electric parking brake) system has been placed into "service" or "maintenance" mode.