Remove/install left front brake line - AR42.10-P-0032MCU
MODEL 451.3/4
| Remove/install | |||
| Risk of poisoning caused by swallowing brake fluid. Risk of injury caused by brake fluid coming into contact with skin and eyes. | Only pour brake fluid into suitable and appropriately marked containers. Wear protective clothing and eye protection when handling brake fluid. | AS42.50-Z-0001-01A | |
| Brake fluid notes | AH42.50-P-0001-01A | ||
| Notes on repairs to brake system | AH42.00-P-0003-01A | ||
| 1 | Remove maintenance flap | ||
| 2 | Unscrew cap (2) of brake fluid expansion reservoir and suction off brake fluid | ||
| 3 | Remove left front wheel | AR40.10-P-1100MCU | |
| 4 | Remove underfloor panels | Rechargeable drill / screwdriver GOTIS://G_58.0_01.1 |
|
| 5 | Remove diagonal struts | On model 451.431 | AR61.10-P-5138MCU |
| 6 | Remove left diagonal strut | On model 451.491 | AR61.10-P-5138MEV |
| 7 | Unclip brake line (3) from the bracket (4) | ||
| 8 | Loosen nuts (5), unscrew bolts (6) and remove bracket (7) | ||
| *BA42.45-P-1008-01F | |||
| 9 | Support hydraulic unit (8) using transmission jack and removal fixture | Transmission jack GOTIS://H_00.10_01.0 |
*450589026200 |
| 10 | Check bolted connections of brake lines (10) with the hydraulic unit (8) for color coding | AR42.10-P-0013-05MCC | |
| 11 | Loosen bolted connections of brake lines (10) with the hydraulic unit (8) and separate | ||
If a brake line (10) with red color coding has been detached, this brake line (10) must be replaced. Refer to: ↓ |
*BA42.10-P-1010-04E | ||
| Remove/install brake line from the master brake cylinder to the ESP hydraulic unit | AR42.10-P-0034MCU | ||
| 12 | Lower the hydraulic unit (8) carefully until the brake line (1) is accessible | ||
| 13 | Unclip retaining clips (11), RPM sensor connector (L6/1x1) and electrical lines (12, 13) on brake line (1) | ||
| 14 | Check bolted connections of brake line (1) with the hydraulic unit (8) and the brake hose (14) for color coding | AR42.10-P-0013-05MCC | |
| 15 | Loosen bolted connections of the brake line (1) with the hydraulic unit (8) and the brake hose (14) and separate | ||
| *BA42.10-P-1002-04E | |||
| *BA42.10-P-1010-04E | |||
| *450589099904 | |||
| *451589000300 | |||
| 16 | Remove brake line (1) | ||
| 17 | Replace brake line (1). | Only if the brake line (1) with the red color coding has been detached. | |
| 18 | Install in the reverse order | ||
| 19 | Bleed brake system | AR42.10-P-0010MCU |
BRAKE LINES, BRAKE HOSES
| Number | Designation | Model 451.3/4 | |
|---|---|---|---|
| BA42.10-P-1002-04E | Brake pipe to brake hose | Nm | 16 |
| BA42.10-P-1010-04E | Brake line to ESP hydraulic unit | Nm | 16 |
ELECTRONIC STABILITY PROGRAM (ESP)
| Number | Designation | Model 451.3/4 | |
|---|---|---|---|
| BA42.45-P-1008-01F | Bolt, ESP hydraulic unit bracket to floor panel | Nm | 25 |