Remove/install front axle carrier

AR33.10-P-0001TX

Remove/install front axle carrier

14.6.10

15.6.10

Value modified: Self-locking nut, tie rod to steering knuckle, Stage 2

*BA46.40-P-1001-01E

 

Remove/install

 Danger!

Risk of injury to skin or eyes caused by hydraulic fluid spraying out under high pressure. Risk of poisoning caused by swallowing hydraulic fluid

Depressurize the hydraulic system completely before starting any work on the system. Wear protective clothing and safety glasses.

AS00.00-Z-0013-01A



Notes on self-locking nuts and bolts

AH00.00-N-0001-01A



When working on the front-end assembly, be careful not to scratch, mark or notch the surfaces of aluminum parts. Otherwise the service life of the parts will be affected

 Installation

Only tighten nuts and bolts of chassis components when vehicle is in a ready-to-drive condition.

1

Deactivate easy entry/exit function

Vehicles with memory package (driver seat, steering column, mirrors) code 275

 Otherwise the driver seat and steering wheel move to a different position, e.g. when the driver door is opened/closed. The upper frame may be damaged when the holding device is installed.

 The system is switched off via the buttons on the steering wheel in the "Comfort" menu of the multifunction display.

2

Turn front wheels to straight-ahead position and secure steering wheel with holding device

 On a disengaged steering coupling (9) the steering wheel should not be turned because the spiral contact coil will be destroyed.

 To do this, turn sun visor to side and insert holding device.



*129589012100

3

Remove air filter housing with air ducts

Model 219.377

AR09.10-P-1150TMG

Model 219.354 /356 /357 /372

AR09.10-P-1150TS

Model 219.375

AR09.10-P-1150TY

Model 219.376

AR09.10-P-1150TZ

Model 219.322

AR09.10-P-1150TQ

4

Extract oil from power steering expansion reservoir



*210589007100

5

Attach engine support frame

AR33.10-P-0100-01TX



*240589006100

6

Raise engine until front engine mounts (11) are relieved of load

 Make sure that the engine is not raised too far, otherwise the engine mounts (11) can be damaged.

7

Remove the front wheels



Remove/install wheels

AP40.10-P-4050TX

8.1

Remove bottom engine compartment paneling

Vehicles with gasoline engine

AR61.20-P-1105TX

 Installation: Only install the engine compartment paneling after the leak check on the rack-and-pinion steering (10).

8.2

Remove bottom section of soundproofing

Vehicles with diesel engine

AR94.30-P-5300TX

 Installation: Do not install bottom section of soundproofing until after rack-and-pinion steering (10) has been checked for leaks.

9

Press tie rod joints (10a) out of steering knuckles (5).

AR46.40-P-0200-02TX



*BA46.40-P-1001-01E



*140589006300



*140589003300

10

Detach torque struts (18) from front axle carrier (1)

 Do not twist bolt (18a). Counterhold bolt (18a) when slackening the nut. Otherwise the fixing lugs for the caster adjustment in the rubber mount will be sheared off when the repair kit is fitted.



*BA33.20-P-1006-01K

11

Remove link rod (78k) from stabilizer bar (78) on pivot bushing (17d) in the spring control arm (17)

 Necessary on left and right side of vehicle.



*BA32.20-P-1003-02M

12

Remove left and right spring control arms (17) from front-axle carrier (1).

 Bolt (17a) must not be twisted. When loosening the nut, the bolt (17a) must be counterheld, as the fixing lugs for camber adjustment in the rubber mount are otherwise sheared off.



*BA33.20-P-1005-01K



*211589000300

13

Pull steering coupling (9) off rack-and-pinion steering (10).

AR46.10-P-8000TX

14

Detach front engine mount (11) from front axle carrier (1)

 Vehicles with gasoline engine

*BA22.10-P-1001-01S

 Vehicles with diesel engines

*BA22.10-P-1001-01D

15

Separate electrical connector from SPS [PML] solenoid valve (Y10)

16

Remove cable tie (arrow) and place electric feed line of SPS [PML] solenoid valve (Y10) to the side

17

Remove retaining plate (12) and bolt (13) from rack-and-pinion steering (10), pull oil lines (30f, 30i) out of rack-and-pinion steering (10) and set aside

See Remove/install rack-and-pinion steering (10).

AR46.20-P-0600TX

 Before opening the hydraulic circuit of the rack-and-pinion steering (10) the area around the separation point should be cleaned thoroughly. Even minute particles of dirt, introduced into the hydraulic components, can result in malfunctions of the rack-and-pinion steering (10).

 Collect escaping hydraulic fluid in a container and seal connections with stop plugs.

 Installation: Replace O-rings.



*129589009100

18

Support and secure the front subframe (1) with the transmission jack and transmission plate

AR33.10-P-0100-03TX

19

Undo bolts (1a) and bolts (1b)



*BA33.10-P-1001-01J



*BA33.10-P-1002-01J

20

Pull the left and right front axle halves outwards and lower the front axle carrier (1)

21

Check front axle carrier (1)

 Check for damage and replace if necessary: 

Remove/install stabilizer bar (78) from front axle carrier (1).

AR32.20-P-0300TX

 Installation: The retaining brackets on the stabilizer bar (78) must be replaced.

Remove/install rack-and-pinion steering (10) of front axle carrier (1).

AR46.20-P-0600TX

Detach/attach left and right heat shield at front axle carrier (1).

22

Install in the reverse order

23

Fill power steering pump and bleed

Model 219.354 /356 /357 /372 /322

AR46.30-P-0010TX

Model 219.375 /376/ 377

AR46.30-P-0010TY

24

Check steering for function and leaks

25

Perform a wheel alignment check

AR40.20-P-0200TX

Number

Designation

Engine
642 in model 219

BA22.10-P-1001-01D

Bolt, front engine mount to front axle carrier

Nm

35

Number

Designation

Engine
113 in model 219

Engine
156.983
in model 219

BA22.10-P-1001-01S

Bolt, front engine mount to front axle carrier

Nm

35

35

Number

Designation

Engine
272, 273
in model 219

BA22.10-P-1001-01S

Bolt, front engine mount to front axle carrier

Nm

35

Number

Designation

Model
219.3

BA32.20-P-1003-02M

Self-locking nut, link rod to joint piece

Nm

130

Number

Designation

Model
219.3

BA33.10-P-1001-01J

Bolt, retaining bracket to front end

Nm

50

BA33.10-P-1002-01J

Bolt, front axle carrier to longitudinal member

Nm

100

Number

Designation

Model
219

BA46.40-P-1001-01E

Self-locking nut, tie rod to steering knuckle

Stage 1

Nm

50

Stage 2

°

90

Number

Designation

Model
219.3

BA33.20-P-1005-01K

Self-locking nut, spring control arm to front axle carrier

Stage 1

Nm

80

Stage 2

°

120

BA33.20-P-1006-01K

Self-locking nut, torque strut to front axle carrier

Stage 1

Nm

80

Stage 2

°

120