Measuring Lateral Run-Out

Fig 1: Dial Indicator Installed

Courtesy of VOLVO CARS CORPORATION

Install the dial gauge in the bracket.

Position the tip of the dial gauge against the brake disc. Rotate the brake disc slowly.

Note the test gauge run-out. Brake disc lateral run-out must not exceed 0.040 mm.

If lateral run-out exceeds the value, replace the brake disc.

To replace the brake disc, see REAR BRAKE DISC .