Front brake disc — removal and installation (Audi 100 C3)

1. Jack up the front of the car and support it on axle stands. Remove the corresponding front wheel.

2. Rotate the disc and examine its surface condition. Light scuffing is acceptable, but if it is excessive, the disc must be removed and replaced or reground. Use a micrometer to check the disc thickness at several points.

3. To remove the disc, unscrew the two bolts securing the brake caliper mounting bracket to the suspension strut. Remove the caliper assembly with the pads and move it to the side. Do not bend the brake system pipes.

4. Remove the disc from the hub flange.

5. Installation is carried out in the reverse order. Check that the mating surfaces of the disc and the hub flange are clean and tighten all mounting bolts to the specified tightening torque Specification.

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