Pathfinder 4WD V6-4.0L (VQ40DE) (2006)
1. Apply clean brake fluid to new piston seal and insert into groove on cylinder body.
CAUTION: Do not reuse piston seal.
2. Apply brake fluid to piston and to piston boot, then install piston boot into piston groove.
CAUTION: Do not reuse piston boot.
3. Insert into cylinder body by hand and insert piston boot piston-side lip into piston groove.
CAUTION: Press piston evenly and vary the pressing point to prevent cylinder inner wall from being rubbed.
4. Install sliding boots and sleeves to cylinder body.