If at check of a condition of a brake disk it will be found out that on its working surface there are teases and deep risks, and also other damages, прошлифуйте or pierce a brake disk again to make their serviceable. Both parties of a brake disk should be processed on identical depth, both parties of a disk should be parallel each other, and the thickness of a disk should not be less than 23,0 mm for a forward disk and 8,0 mm — for back.

Check up axial palpation of a working surface of a brake disk, without removing it from the car, by means of the measuring device on an external edge. For what establish a pin of the measuring device on distance about 5 mm from external edge of a brake disk and slowly twist a disk. If palpation more admissible, replace a disk or прошлифуйте it.