Technical Data, Brakes
WARNING: This page is about a different car, the 2023 Audi S3, 2023 Audi RS 3, 2023 Audi A3 Quattro, and 2023 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.
Brake system
| Components |
Version |
| Brake circuit distribution |
Dual-circuit brake system with diagonal distribution:
- Left front wheel and right rear wheel
- Right front wheel and left rear wheel
|
| Brake Master Cylinder |
Tandem brake master cylinder |
| Brake booster |
Electromechanical brake booster |
| Brake pressure regulation |
Via ABS Control Module -J104- |
Steel front brakes
| PR Number |
|
1ZE |
1ZD |
1ZU |
| Brake Caliper |
|
|
|
|
| |
Brake Caliper Piston |
|
1 |
1 |
1 |
| Brake Rotor |
diameter in mm |
288 |
306 |
312 |
| |
New thickness |
mm |
25 |
26 |
25 |
| |
Wear limit |
mm |
23. Refer to and Refer to BRAKE ROTOR, CHECKING, STEEL BRAKES |
24. Refer to and Refer to BRAKE ROTOR, CHECKING, STEEL BRAKES . |
23. Refer to and Refer to BRAKE ROTOR, CHECKING, STEEL BRAKES |
| Brake Pads |
|
|
|
|
| |
Wear limit |
|
Refer to BRAKE PADS, CHECKING THICKNESS |
| PR Number |
|
1ZK, 1ZL |
1LC, 1LG, 1LJ |
1LY, 1LZ |
| Brake Caliper |
|
|
|
|
| |
Brake Caliper Piston |
|
1 |
1 |
2 |
| Brake Rotor |
diameter in mm |
312 |
340 |
357 |
| |
New thickness |
mm |
25 |
30 |
34 |
| |
Wear limit |
mm |
23. Refer to , and Refer to BRAKE ROTOR, CHECKING, STEEL BRAKES |
28. Refer to and Refer to BRAKE ROTOR, CHECKING, STEEL BRAKES . |
32. Refer to and Refer to BRAKE ROTOR, CHECKING, STEEL BRAKES . |
| Brake Pads |
|
|
|
|
| |
Wear limit |
|
Refer to BRAKE PADS, CHECKING THICKNESS |
| PR Number |
|
1LF, 1LH |
|
|
| Brake Caliper |
|
|
|
|
| |
Brake Caliper Piston |
|
6 |
|
|
| Brake Rotor |
diameter in mm |
374 |
|
|
| |
New thickness |
mm |
36 |
|
|
| |
Wear limit |
mm |
34. Refer to BRAKE ROTOR, CHECKING, STEEL BRAKES . |
|
|
| Brake Pads |
|
|
|
|
| |
Wear limit |
|
Refer to BRAKE PADS, CHECKING THICKNESS |
Ceramic front brakes
| PR Number |
|
1LL, 1LN, 1LU |
| Brake Caliper |
|
Six-Piston Brake |
| |
Brake Caliper Piston |
|
6 |
| Brake Rotor |
Diameter in mm |
380 |
| |
New thickness |
mm |
38. Refer to . |
| |
Wear limit |
mm |
Refer to BRAKE ROTORS, CHECKING, CERAMIC BRAKES |
| Brake Pads |
|
|
| |
Wear limit |
|
Refer to BRAKE PADS, CHECKING THICKNESS |
Rear Brakes
| PR Number |
|
1KE, 2EC, 2EJ |
1KD, 1KF, 1KI, 1KJ, 1KK, 1KY |
|
| Brake Caliper |
|
|
|
|
| |
Brake Caliper Piston |
|
1 |
1 |
|
| Brake Rotor |
diameter in mm |
272 |
310 |
|
| |
New thickness |
mm |
10 |
22 |
|
| |
Wear limit |
mm |
8. Refer to and Refer to BRAKE ROTOR, CHECKING, STEEL BRAKES |
20. Refer to and Refer to BRAKE ROTOR, CHECKING, STEEL BRAKES . |
|
| Brake Pads |
|
|
|
|
| |
Wear limit |
|
Refer to BRAKE PADS, CHECKING THICKNESS |