Remove/install ABS/ABD or ABS/ETS hydraulic unit

AR42.30-D-8601C

Remove/install ABS/ABD or ABS/ETS hydraulic unit

27.4.12

 

Remove, Install

Danger!

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

All models

AH42.50-P-0001-01A



Notes on repairs to brake system

All models

AH42.00-P-0003-01A



Important notes concerning repair work on the antilock brake system (ABS)

Model 901, 902, 903, 904, 905, 690.6

AH42.30-N-0002-01A



Notes on line connections to hydraulic unit

Model 901, 902, 903, 904, 905, 690.6

AH42.30-N-0001-01B

1

Withdraw ignition key

2

Disconnect multiplug (2) from control unit

AR42.30-D-8252-03C

3.1

Detach connector (6) from pressure sensor (5)

With code GD5, automated manual transmission.

4

Disconnect brake lines (3) at hydraulic unit

 Installation: Never mix up the brake lines.



Notes on line connections to hydraulic unit

AH42.30-N-0001-01B



*BA42.30-N-1003-03A

 Seal connections and lines to avoid any dirt.

5

Remove hydraulic unit from bracket

 Only store hydraulic unit upright.

6

Check rubber mounts (4) at bracket

Replace if necessary.

7

Install in the reverse order

8

Bleed brake system and test for leaks

AR42.10-D-0010A

9

Check fluid level in reservoir and correct if necessary



AP42.50-D-4210A

10

Perform function check with STAR DIAGNOSIS

Number

Designation

Model
901.0/3/4,
902.0/3/4
903.0/3/4
904.0/3/4
with ABS/ABD,
Code BB0

Models
690.6, 901.6,
902.6, 903.6,
904.6, 905.6
with ABS/ABD,
code BB0

BA42.30-N-1003-03A

Threaded connection of brake lines on hydraulic unit

M101

Nm

16

16

M121

Nm

-

-