Remove/install stepped tandem brake master cylinder - AR42.10-P-0310V
MODELS 171.442 /454 /456 /473
| Remove/install | |||
|---|---|---|---|
| Risk of poisoning caused by swallowing brake fluid. Risk of injury caused by brake fluid coming into contact with skin and eyes. | Pour brake fluid only into suitable and appropriately marked containers. Wear protective clothing and eye protection when handling brake fluid. | - | |
| Brake fluid notes | AH42.50-P-0001-01A | ||
| Notes on repairs to brake system | AH42.00-P-0003-01A | ||
| Notes on externally invisible brake fluid loss | AH42.10-P-9406-02V | ||
| 1 | Reduce vacuum in BAS brake booster (A7/7) | ||
| 2 | Open engine hood and raise to vertical position | AR88.40-P-1000V | |
| 3 | Disconnect the electrical connector (20) from the brake fluid indicator switch (S11) | ||
| 4 | Suction off brake fluid from the brake fluid expansion reservoir (10) | ||
| 5 | Detach brake lines (6) from tandem master brake cylinder (1) | ||
| *BA42.10-P-1003-04A | |||
| Figure | |||
| Figure | |||
| 6 | Disconnect the electrical connector from the ESP brake pressure sensor 1 (B34/1) | ||
| 7.1 | Unscrew ESP brake pressure sensor 1 (B34/1) | If the tandem master brake cylinder (1) is replaced. | AR42.45-P-0816V |
| *BA42.45-P-1007-01B | |||
| 8 | Unscrew the pendulum support | AR42.10-P-0300-02V | |
| 9.1 | Detach feed hose (7) from clutch master cylinder | Models with manual transmission |
AR25.20-P-0100-01V |
| Figure | |||
| 10 | Unscrew nuts (19) on the top and bottom of the BAS brake booster (A7/7) | *BA42.10-P-1001-05A | |
| 11 | Pull tandem master brake cylinder (1) off threaded studs and turn to the side | ||
| 12 | Remove tandem master brake cylinder (1) | ||
| 13 | Unscrew bolt (10a) | ||
| 14 | Pull the expansion reservoir (10) for brake fluid out of the tandem master brake cylinder (1) | ||
| 15 | Install in the reverse order | ||
| 16 | Bleed brake system | AR42.10-P-0010V | |
| *BF42.10-P-1001-01A | |||
| Check | |||
| Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near engine | Secure vehicle to prevent it from moving. Wear closed and snug-fitting work clothes. Do not grasp hot or rotating parts. |
- | |
| 17 | Check brake system for leaks | - | |
| Risk of death caused by body parts being pulled in by rotating vehicle wheels and roller dynamometer rollers | Do not insert your hand into rotating parts. Wear closed and snug-fitting work clothes. Safeguard areas with rotating vehicle parts and dynamometer rollers against unauthorized access. Safeguard roller dynamometer from unauthorized access. |
- | |
| 18 | Perform a function test | ||
| Brake testing on test stand | AP42.00-P-4290V |
BRAKE LINES, BRAKE HOSES
| Number | Designation | Model 171 | |
|---|---|---|---|
| BA42.10-P-1003-04A | Brake pipe to master brake cylinder | Nm | 16 |
ELECTRONIC STABILITY PROGRAM (ESP)
| Number | Designation | Model 171 | |
|---|---|---|---|
| BA42.45-P-1007-01B | Brake pressure sensor to master brake cylinder | Nm | 25 |
BRAKE MASTER CYLINDER
| Number | Designation | Model 171 | |
|---|---|---|---|
| BA42.10-P-1001-05A | Nut, brake master cylinder to brake booster | Nm | 25 |
BRAKE FLUID
| Number | Designation | Model 171 | ||
|---|---|---|---|---|
| BF42.10-P-1001-01A | Brake fluid | Filling capacity | Liters | ≈ 0.45...0.6 |
| Specifications for Operating Fluids | Sheet | BB00.40-P-0330-01A | ||
| Sheet | BB00.40-P-0331-00A | |||