July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Piston Seal Disassembly Note

WARNING: This page is about a different car, the 2005 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Remove the piston seal from the brake caliper using the SST .

Fig 1: Removing Piston Seal From Brake Caliper
Courtesy of MAZDA MOTORS CORP.