Caliper Installation Note

WARNING: This page is about a different car, the 2007 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.

Clean the exposed area of the piston.
Rotate the piston clockwise slowly using the SST and push the piston completely until the piston grooves are in the position shown in Fig 1 .
Install the caliper.

Fig 1: Rotating Piston Clockwise Using SST
Courtesy of MAZDA MOTORS CORP.