To remove

Raise the car.
Remove the wheel.
Remove the bolts (A) for the bushings and fold down the anti-roll bar (B).

Fig 1: Identifying Bushing Bolts And Anti-Roll Bar
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the retaining spring (A) from the brake caliper.

Fig 2: Identifying Retaining Spring, Protective Covers And Guide Pins
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the protective covers (B) and the guide pins (C).
Hang up the brake caliper (A) using a cable tie.

Fig 3: Identifying Brake Caliper
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the outer and inner brake pads.
Clean the inside of the brake caliper and check the dust covers.