00 - Testing and bleeding brakes E63/E64
| Leak test with engine stopped: if applicable discharge vacuum reservoir by operating brake pedal firmly about 10 times | ||
|---|---|---|
| Approx. force on pedal | Approx. N | 500 |
| Equals approx. line pressure | Approx. bar | 33 |
| Max. pressure drop within 2 min. | % | 8 |
| Brake booster function test (with engine running) | 75-90 | |
| Approx. force on pedal | Approx. N | 200 |
TESTING AND BLEEDING BRAKES
34 11 Front Brake E63
| In case of M vehicle and perforated brake discs new brake pads may only be installed if the brake disc thickness is greater than the minimum brake disc thickness (MIN TH). Minimum brake disc thickness during general inspection (GI): M vehicles and perforated brake discs: Nominal size thickness minus 1.6 mm. | ||
|---|---|---|
| Different thicknesses on brake linings | Max. mm | 0.01 |
| Brake disc diameter Models: 525iN52 530iM54 530d 630i 525ix 530ix | Mm | 324 |
| Brake disc diameter Models: 530iN52 545i 535d 645Ci 540i 550i | Mm | 348 |
| Brake disc diameter (M Series) | Mm | 374 |
| Brake disc Thickness (M Series) | Mm | 36 |
| Wear warning from residual lining thickness | Mm | 3.0 |
| Wear warning from residual lining thickness M Series | Mm | 3.7 |
| Brake disk minimum thickness (MIN TH) stamped on brake disk body Models:545i 645Ci 630i 540i | Mm | 28.4 |
| Brake disk minimum thickness (MIN TH) stamped on brake disk body M Series | Mm | 34.4 |
| Max. machining limit per friction ring side (M models must not be machined!) | Mm | 0.8 |
TECHNICAL DATA - FRONT BRAKE E63
34 21 Rear Brake Discs E63
| Different thicknesses on brake linings | Max. mm | 0.01 |
|---|---|---|
| Surface roughness of braking surfaces (precision-turned) | Ra μ | |
| Brake disc diameter Models: 630i | Mm | 320 |
| Nominal size (diameter x thickness) Models: 645Ci | Mm | 345 x 24 |
| Nominal size (diameter x thickness) M Series | Mm | 370 x 24 |
| Wear warning from residual lining thickness | Mm | 3.0 |
| Brake disk minimum thickness (MIN TH) stamped on brake disk body Models: 630i | Mm | 18.4 |
| Brake disk minimum thickness (MIN TH) stamped on brake disk body Models: 645Ci | Mm | 22.4 |
| Brake disk minimum thickness (MIN TH) stamped on brake disk body Model: M Series | Mm | 22.4 |
| Max. machining limit per friction ring side (M models must not be machined!) | Mm | 0.8 |
| Wear warning from residual lining thickness | Mm | 3.7 |
TECHNICAL DATA - REAR BRAKE DISCS E63
34 41 Parking Brake E63
| Handbrake drum diameter | Mm | 185 |
|---|---|---|
| Surface roughness of braking surfaces (precision-turned) | 0.5 ... 3.5 | |
| Minimum lining thickness | Mm | 1.5 |
TECHNICAL DATA - PARKING BRAKE E63