Remove/install ETS/ASR/ESP hydraulic unit

AR42.40-P-0816B

Remove/install ETS/ASR/ESP hydraulic unit

13.1.10

 

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

AH42.50-P-0001-01A



Notes on repairs to brake system

AH42.00-P-0003-01A

1

Switch off ignition

2

Clean traction systems hydraulic unit (A7/3) at top in the area of the hydraulic lines

3

Unscrew hydraulic lines from traction systems hydraulic unit (A7/3)

 Risk of confusion! Before unscrewing, mark hydraulic line relative to appropriate connector.

 Ring wrench insert with size 11 mm.

*000589750300

 Ring wrench insert with size 12 mm.

*140589000300

 Seal hydraulic lines and connectors with stop plugs.

*129589009100

 Installation:Pay attention to the markings when screwing on the hydraulic lines. Do not misconnect hydraulic lines. If necessary, check installation of lines to the corresponding wheel.

 Vehicles with gasoline engine

*BA42.45-P-1003-01B

 Vehicles with diesel engines

*BA42.45-P-1001-01C

4

Disconnect connector (A7/3x1) from traction systems hydraulic unit

Unclip connector at bottom at left and right, fold upwards and detach connector.

5

Pull out traction systems hydraulic unit (A7/3) upwards, in the process pressing carefully to one side

 Installation: Check rubber grommets for correct seat and condition, replace if necessary.

6

Unscrew bracket (13a) from traction systems hydraulic unit

 Vehicles with gasoline engine

*BA42.45-P-1004-01B

 Vehicles with diesel engines

*BA42.45-P-1002-01C

7

Unscrew control unit (N47) from traction systems hydraulic unit and detach carefully

 Vehicles with gasoline engine

*BA42.45-P-1005-01B

 Vehicles with diesel engines

*BA42.45-P-1003-01C

8

Install in the reverse order

 If necessary flush away spilled brake fluid in the area of the longitudinal frame member with water.

9

Bleed brake system

AR42.10-P-0010A

10

Read out and erase fault memory

 Fault memory, see Diagnosis Manual, Suspension, Volume 3.

11

Activating steering angle sensor

AR46.10-P-0300-01A

Number

Designation

Model
170

Model
202 with engine 111

Model
208 with engine 111

BA42.45-P-1003-01B

Union nut, brake line to ESP hydraulic unit

M101

Nm

14

14

14

M121

Nm

16

16

16

BA42.45-P-1004-01B

Nut, bracket to ESP hydraulic unit

Nm

10

10

10

BA42.45-P-1005-01B

Nut, control unit to ESP hydraulic unit

Nm

4

4

4

Number

Designation

Model
202 with engine 605, 611

BA42.45-P-1001-01C

Union nut, brake line to ESP hydraulic unit

M10X1

Nm

14

M12X1

Nm

16

BA42.45-P-1002-01C

Nut, bracket to ESP hydraulic unit

Nm

10

BA42.45-P-1003-01C

Nut, control unit to ESP hydraulic unit

Nm

4