Clean And Check the Brake Caliper And Dust Cover
WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.
Clean and check the brake pad mating surfaces in the brake caliper and caliper holder.
Clean the sliding pins using a steel brush.
Check the piston dust boot. Replace if it is damaged.
NOTE:
If the dust boot is damaged dirt may have penetrated the cylinder. The brake caliper must be reconditioned. See Reconditioning rear brake calipers
.