Polo Mk4
| Rear wheel disc brake - repair |
| Special tools and workshop equipment required |
| t | "Torque wrench - 5 to 50 Nm (enc. 1/2")" -VAG 1331- |
| t | "Torque wrench - 40 to 200 Nm (enc. 1/2")" - VAG 1332- |
| t | Torque wrench - 4 to 20Nm (enc. 3/8") -VAG 1410 - |
| t | Brake pedal pressing device -VAG 1869/2- |
Note
|
WARNING
| 1 - | Phillips screw |
| q | 4 Nm |
| 2 - | Brake disc |
| q | Thickness 9 mm |
| q | Wear limit 7 mm |
| q | always replace from the same axle |
| q | to remove, first release the brake caliper |
| q | Do not remove the brake discs from the wheel hub with with excessive force, use a rust remover if necessary, otherwise the discs may be damaged. |
| 3 - | Cap |
| q | remove and install → Running gear, axles, steering; Rep. Gr.42. |
| 4 - | Self-locking splined nut, 90 Nm + 30° |
| q | replace |
| 5 - | Wheel hub with wheel roller bearing and rotor |
| q | remove and install → Running gear, axles, steering; Rep. Gr.42. |
| 6 - | Hexagonal head screw |
| q | 60 Nm |
| q | with dish spring |
| 7 - | Cover plate |
| 8 - | Axle end |
| 9 - | ABS speed sensor |
| q | before installing the sensor, clean the internal surface of the hole and apply Lubricating Putty -G 000 650- around the sensor. Refer to the → Chemicals Manual |
| 10 - | Internal hex head screw |
| q | 8 Nm |
| 11 - | Axle body |
| 12 - | Handbrake cable |
| q | Handbrake - adjust → Chapter |
| 13 - | Internal hex head screw |
| q | 80 Nm |
| 14 - | Brake hose/brake tube |
| q | with hollow screw and sealing rings |
| q | Torque of the hollow screw in the brake caliper 50 Nm |
| q | do not loosen the brake hose to replace the brake pads |
| 15 - | Hexagonal head, self-locking screw |
| q | 35 Nm |
| q | replace |
| 16 - | Brake caliper |
| q | repair → Chapter |
| q | remove and install → Chapter |
| 17 - | Brake pads |
| q | Thickness 11.5 mm |
| q | Wear limit: 7.5 mm including the rear plate |
| q | Check thickness: |
| q | always replace from the same axle |
| q | remove and install → Chapter |
| 18 - | Brake pad retaining spring |
| q | always replace after a pad is replaced |
| 19 - | Brake support with guide pins and protection cover |
| q | it is supplied as replacement part assembled and with the necessary amount of grease on the guide pins |
| q | in case of damages to the protection covers or to the guide pins, install the repair set; Use the grease package supplied to lubricate the guide pins |
