Operation CHARM: Car repair manuals for everyone.

Front Brakes, FS III Caliper Overview






Front Brakes, FS III Caliper Overview

After replacing brake pads, depress brake pedal firmly several times with vehicle stationary so that the brake pads are properly seated in their normal operating position.

Use brake charger/bleeder unit (VAS 5234) or extraction device (V.A.G 1869/4) to extract brake fluid from brake fluid reservoir.

Before removing brake caliper or disconnecting brake hose, brake pedal actuator (V.A.G 1869/2) must be inserted (this dissipates pressure).






1 Hex Head/Torx(R) Bolt

12 Nm

Hex head bolt M6x10 changed from Torx(R) bolt M6x12

Replace hex head bolt with hex head bolt and Torx(R) bolt with Torx(R) bolt

2 Brake Rotor

Internally vented, 280 mm diameter

Thickness: 22 mm

Wear limit: 19 mm

Must always be replaced together on both sides of axle

Remove brake caliper before removing

3 Phillips Head- / Torx(R) Bolt

4 Nm

4 Brake Pads

Thickness: 14 mm without backing plate

With wear indicator

When wear limit is reached (limit: approximately 4 mm), the warning lamp lights up in instrument cluster

Wear limit: 2 mm without backing plate

Checking thickness

Must always be replaced together on both sides of axle

Removing and installing, refer to => [ Brake Pads ] Brake Pads

5 Harness Connector

Brake pad wear indicator

6 Brake Caliper

Do not remove brake hose when replacing brake pad

Removing and installing, refer to => [ Brake Caliper ] Brake Caliper

Servicing, refer to => [ FS III Brake Caliper Overview ] FS III Brake Caliper Overview

7 Guide Pins

30 Nm

8 Cap

Remove

9 Brake Hose with Banjo Fitting and Union Bolt

35 Nm

10 Guide Pins

30 Nm

11 Cap

Remove

12 Bolt

13 Bracket

14 Wheel Bearing Housing

With integrated brake carrier

15 ABS Wheel Speed Sensor

Before inserting sensor, clean inner surface of bore hole and coat with hot bolt paste G 052 112 A3

16 Hex Socket Head Bolt

8 Nm

17 Wheel Bearing/Hub Unit

The ABS sensor ring is installed in the wheel bearing

18 Cover Plate