Remove/install front axle

AR33.10-P-0100LF

Remove/install front axle

30.01.2019

Model

217

Model

222

Modification notes

22.06.2017

Bolt, front engine mount to engine support

Model 222 except code Z07 (Highest protection)

BA22.10-P-1001-03K

22.06.2017

Bolt, front engine mount to engine support

Model 222 with code Z07 (Highest protection)

BA22.10-P-1001-03K

30.11.2017

Screw/bolt, front diagonal strut to front axle carrier/body

BA61.10-P-1018-01K

Shown on MODEL 222 with CODE 487 (Active Body Control (ABC)), without CODE M005 (4MATIC)

1

Radiator package

5

Bolts

9

Front right connecting strut

2

Electrical connector

6

Bracket

10

Rear connecting struts

3

Wiring harness

7

Bracket

11

Bolts

4

Front axle

8

Front left connecting strut

Shown on MODEL 222 with CODE 487 (Active Body Control (ABC)), without CODE M005 (4MATIC)

01

Tensioning strap

02

Lifting device

4

Front axle

12

Hydraulic line

32

Front diagonal struts

 Danger

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.

AS00.00-Z-0010-01A

Topical note

Notes on bolted connections with self tapping screws

AH00.00-P-0007-01SF

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Topical note

Notes on self-locking nuts and bolts

AH00.00-N-0001-01A

Notes on Active Body Control suspension

Model 217, 222
with code 487 (Active Body Control (ABC))

AH32.50-P-0001-01N

Notes on AIRmatic

außer Code 487 (Active Body Control (ABC))

AH32.22-P-1000-02LF

Notes on repair work on suspension components

AH00.00-P-0100-01A

 

Remove/install

1

Secure vehicle on vehicle lift

AR00.60-P-0100CW

 Vehicle hoist securing tool

*171589013100

2.1

Release pressure in ABC system using diagnostic system

Model 217
with code 487 (Active Body Control (ABC))
Model 222
with code 487 (Active Body Control (ABC))

AR32.50-P-0001-01LF



AD00.00-P-2000-04B

2.2

Vent pressure in AIRmatic system using diagnostic system

Model 217
except code 487 (Active Body Control (ABC))
Model 222
except code 487 (Active Body Control (ABC))



AD00.00-P-2000-04B

3

Deactivate easy entry/exit function for driver's seat and steering wheel

 Switch off using the buttons on the steering wheel in the Comfort menu of the multifunction display, see Owner's Manual.

4

Turn steering wheel to central position (front wheels in straight ahead position) and secure with the retaining device


Do not turn steering wheel with steering coupling removed.
Otherwise, the clock spring contact will be destroyed.

 Retainer device

*129589012100

5

Attach engine hoist

Model 217 with engine 157, 278
Model 222 with engine 157, 256, 276, 277, 278, 279, 642, 651

Model 222 with engine 642

AR33.10-P-0105LFD

Model 217 with engine 157, 278
Model 222 with engine 157, 276.8/9, 277, 278, 279

AR33.10-P-0105LF

Model 222 with engine 256

AR33.10-P-0105MRT

6

Remove lower engine compartment paneling

AR61.20-P-1105LF

7

Remove front diagonal struts (32)

Model 217.4

 Screw/bolt, front diagonal strut to front axle carrier/body

*BA61.10-P-1018-01K

8

Secure radiator package (1) using tensioning strap (01) against falling down

9

Remove front wheel and tire assemblies

AR40.10-P-1102A

10

Remove front axle shafts

MODEL 217 with CODE M005 4MATIC, MODEL 222 with CODE M005 4MATIC

Model 217 with transmission 722.96/97
Model 222 with transmission 722.96/97
except code Z07 (Top protection)

AR33.30-P-0620LFX

11

Disconnect electrical connector from right front brake wear sensor at right brake caliper

12

Release electric line from brakepad wear sensor at front right on right brake caliper

 Model 217.364/382/384/385/482
Model 217.377/378/379/477/479
except code B07 (Ceramic brake system)
Model 222.004/032/033/057/104/123/132/133/157
except code 950 (AMG Sports package)
except code 951 (Sports package USA)
Model 222.004/032/033/057/104/123/132/133/157
with code 950 (AMG Sports package)
Model 222.004/032/033/057/104/123/132/133/157
with code 951 (Sports package USA)
Model 222.067/082/085/163/165/167/967
Model 222.077
Model 222.162
Model 222.176/182/184/185/976/982/984/985
except code Z07 (Top protection)
Model 222.176/182/976
with code Z07 (Top protection)
Model 222.177/178/179
except code B07 (Ceramic brake system)
Model 222.177/178/179
with code B07 (Ceramic brake system)Bolt, brake wear sensor to brake caliper

*BA42.10-P-1004-10V

13

Release rpm sensors on steering knuckles and place to one side

AR42.30-P-0712LF

14.1

Release cable clamps at steering knuckles and place to one side

Model 217
except code M005 (4MATIC)
Model 222
except code M005 (4MATIC)

14.2

Disconnect corresponding electrical connector from suspension struts

Model 217
with code M005 (4MATIC)
Model 222
with code M005 (4MATIC)

15

Remove brake caliper with attached brake hoses and fix in place on transverse control arms using cable ties

AR42.10-P-0070LF

16

Release cable clamps at spring links and place to one side with clipped-in lines

Model 217
with code M005 (4MATIC)
Model 222
with code M005 (4MATIC)

17

Unhook electrical lines at front axle carrier

Model 217
with code M005 (4MATIC)
Model 222
with code M005 (4MATIC)

18

Release suspension struts from spring links

Model 217
with code 487 (Active Body Control (ABC))
Model 222
with code 487 (Active Body Control (ABC))

AR32.25-P-1017LFA

Model 217
except code 487 (Active Body Control (ABC))
Model 222
except code 487 (Active Body Control (ABC))

AR32.25-P-1017LFB

19

Remove steering coupling on rack-and-pinion steering

Model 217
Model 222 as of 4/30/14

AR46.10-P-8000LW

Model 222 up to 4/29/14

AR46.10-P-8000RK

20

Disconnect electrical connectors (2) on electrical power steering control unit

21.1

Unclip wiring harness (3) of rack-and-pinion steering on front axle (4), remove and place to one side

Model 217
except code M005 (4MATIC)
Model 222
except code M005 (4MATIC)

21.2

Remove wiring harness (3) of rack-and-pinion steering on front axle (4) and place to one side

Model 217
with code M005 (4MATIC)
Model 222
with code M005 (4MATIC)

22

Remove fender liner in right fender

AR88.10-P-1300LF

23

Remove fender liner in left fender in front area

AR88.10-P-1300LF

24

Unscrew bolts (5) and remove holder (6)

If installed.

 Place the pumps and valves to one side with the lines still connected.

 Model 217 with engine 157, 278
Model 222 with engine 157, 278Bolt/nut, bracket for coolant pump/switchover valve to radiator support

*BA20.10-P-1006-01W

 Model 222 with engine 276Bolt/nut, bracket for coolant pump/switchover valve to radiator support

*BA20.10-P-1011-01AA

 Model 222 with engine 642Bracket securing coolant pump/switchover valve to radiator support

*BA20.10-P-1005-01S

 Model 222 with engine 256Bolt, holder for coolant pump/valve to body

*BA20.10-P-1003-01MRT

25

Release holder with front axle valve unit and place to one side with lines attached

Model 217
with code 487 (Active Body Control (ABC))
Model 222
with code 487 (Active Body Control (ABC))

AR32.50-P-0001LF

26

Unhook holder (7) with lines on front left connecting strut (8) and place to one side

27

Remove compressor and place to one side with lines attached

Model 217
except code 487 (Active Body Control (ABC))
Model 222
except code 487 (Active Body Control (ABC))

AR32.22-P-2001LF

28

Remove front left and right connecting strut (8), (9)

 Bolt/nut, front mounting console to front axle carrier

*BA33.10-P-1003-01P

29

Remove bracket for fire extinguisher nozzle at left and right

Model 222
with code Z07 (Top protection)
with code Z21 (Fire extinguishing system)

30

Remove all holders of hydraulic line (12) at front on front axle (4) and on right longitudinal member

Model 217
with code 487 (Active Body Control (ABC))
Model 222
with code 487 (Active Body Control (ABC))

31.1

Unscrew bolts of the engine mount on the front axle (4)

Model 217
except code M005 (4MATIC)
Model 222
except code M005 (4MATIC)

Model 222 with engine 276.9
except code M005 (4MATIC)

AR22.10-P-1260LFH

Model 222 with engine 642
except code M005 (4MATIC)

AR22.10-P-1260LFD

Model 217, 222 with engine 157, 278
except code M005 (4MATIC)

AR22.10-P-4330LF

31.2

Remove right engine mount on front axle carrier and left engine mount on engine carrier

Model 217 with engine 157, 276, 278
with code M005 (4MATIC)
Model 222 with engine 157, 276, 278, 642
with code M005 (4MATIC)

 Screw/bolt, front engine mount to front axle carrier

*BA22.10-P-1002-03K

 Bolt, front engine mount to engine support

*BA22.10-P-1001-03K

31.3

Unscrew bolts of switchable engine mount on front axle (4) and remove right, left switchable engine mount on engine carrier

Model 222 with engine 256.9

 Screw/bolt, front engine mount to front axle carrier

*BA22.10-P-1002-03K

 Bolt, front engine mount to engine support

*BA22.10-P-1001-03K

32

Only lift up engine until engine mounts are relieved of load

33

Remove upper transverse control arm from steering knuckle

AR33.20-P-0500LF

34

Position lifting device (02) at front axle (4)



000 588 03 62 00 Lifting platform

WS01.00-P-0091A

35

Remove rear connecting struts (10)

 Bolt, rear mounting console to longitudinal member

*BA33.10-P-1005-01P

 Bolt, rear mounting console to front axle carrier

*BA33.10-P-1004-01P

36

Unscrew bolts (11) of front axle (4)

 Screw/bolt, front axle carrier at front to longitudinal member

*BA33.10-P-1001-01P

 Screw/bolt, front axle carrier at rear to longitudinal member

*BA33.10-P-1002-01P

37

Carefully lower front axle (4), while doing so slide lifting device (02) to rear


Make sure when lowering, that the hydraulic line (12) does not get caught up in the front axle (4).
Otherwise, the hydraulic line (12) will be damaged.

38

Install in the reverse order

39

Fill and bleed ABC system

Model 217
with code 487 (Active Body Control (ABC))
Model 222
with code 487 (Active Body Control (ABC))

AR32.50-P-0021SX



AD00.00-P-2000-04B

40

Fill AIRmatic system

Model 217
except code 487 (Active Body Control (ABC))
Model 222
except code 487 (Active Body Control (ABC))



Check

41

Perform wheel alignment check

AR40.20-P-0200LF

 Coolant thermostat, coolant pump

Number

Designation

Engine 256

BA20.10-P-1003-01MRT

Bolt, holder for coolant pump/valve to body

Nm

20

 Coolant pump, coolant thermostat

Number

Designation

Engine 642

BA20.10-P-1005-01S

Bracket securing coolant pump/switchover valve to radiator support

Nm

20

 Coolant pump, coolant thermostat

Number

Designation

Engine 157

Engine 278

BA20.10-P-1006-01W

Bolt/nut, bracket for coolant pump/switchover valve to radiator support

M6

Nm

6

6

M8

Nm

20

20

 Coolant pump, coolant thermostat

Number

Designation

Engine 276

BA20.10-P-1011-01AA

Bolt/nut, bracket for coolant pump/switchover valve to radiator support

M6

Nm

6

M8

Nm

20

 Engine mount, engine support (engine side)

Number

Designation

Model 217 with engine 157, 176, 177, 278, 279

Model 217 with engine 276

BA22.10-P-1001-03K

Bolt, front engine mount to engine support

M10

Stage 1

Nm

45

50

Stage 2

°

120

-

M12

Stage 1

Nm

45

-

Stage 2

°

120

-

 Engine mount, engine support (engine side)

Number

Designation

Model 222
except code Z07 (Top protection)

Model 222
with code Z07 (Top protection)

BA22.10-P-1001-03K

Bolt, front engine mount to engine support

M10

Stage 1

Nm

50

50

Stage 2

°

-

-

M12

Stage 1

Nm

45

45

Stage 2

°

120

125

 Engine mount, engine support (engine side)

Number

Designation

Model 217 with engine 157, 176, 177, 278, 279

Model 217 with engine 276

BA22.10-P-1002-03K

Screw/bolt, front engine mount to front axle carrier

Nm

30

30

 Engine mount, engine support (engine side)

Number

Designation

Model 222
except code Z07 (Top protection)

Model 222
with code Z07 (Top protection)

BA22.10-P-1002-03K

Screw/bolt, front engine mount to front axle carrier

Nm

30

30

 Front axle carrier

Number

Designation

Model 217

MODEL 222 except CODE Z07

BA33.10-P-1001-01P

Screw/bolt, front axle carrier at front to longitudinal member

Stage 1

Nm

140

140

Stage 2

Loosen

°

–

–

Stage 3

Nm

–

–

Stage 4

°

–

–

 Front axle carrier

Number

Designation

MODEL 222 with CODE Z07

BA33.10-P-1001-01P

Screw/bolt, front axle carrier at front to longitudinal member

Stage 1

Nm

100

Stage 2

Loosen

°

–180

Stage 3

Nm

140

Stage 4

°

45

 Front axle carrier

Number

Designation

Model 217

MODEL 222 except CODE Z07

BA33.10-P-1002-01P

Screw/bolt, front axle carrier at rear to longitudinal member

Stage 1

Nm

70

70

Stage 2

Loosen

°

–

–

Stage 3

Nm

–

–

 Front axle carrier

Number

Designation

MODEL 222 with CODE Z07

BA33.10-P-1002-01P

Screw/bolt, front axle carrier at rear to longitudinal member

Stage 1

Nm

100

Stage 2

Loosen

°

–180

Stage 3

Nm

140

 Front axle carrier

Number

Designation

Model 217

MODEL 222 except CODE Z07

BA33.10-P-1003-01P

Bolt/nut, front mounting console to front axle carrier

Nm

20

20

 Front axle carrier

Number

Designation

MODEL 222 with CODE Z07

BA33.10-P-1003-01P

Bolt/nut, front mounting console to front axle carrier

Nm

20

 Front axle carrier

Number

Designation

Model 217

MODEL 222 except CODE Z07

BA33.10-P-1004-01P

Bolt, rear mounting console to front axle carrier

Nm

100

100

 Front axle carrier

Number

Designation

MODEL 222 with CODE Z07

BA33.10-P-1004-01P

Bolt, rear mounting console to front axle carrier

Nm

100

 Front axle carrier

Number

Designation

Model 217

MODEL 222 except CODE Z07

BA33.10-P-1005-01P

Bolt, rear mounting console to longitudinal member

Nm

50

50

 Front axle carrier

Number

Designation

MODEL 222 with CODE Z07

BA33.10-P-1005-01P

Bolt, rear mounting console to longitudinal member

Nm

50

 Front axle brake caliper

Number

Designation

MODEL 217.377/378/379/477/479 except CODE B07

Model 217.364/382/384/385/482

BA42.10-P-1004-10V

Bolt, brake wear sensor to brake caliper

Nm

8

8

 Front axle brake caliper

Number

Designation

MODEL 222.067/082/085/163/165/167/967, MODEL 222.004/032/033/057/104/123/132/133/157 with CODE 950/951, MODEL 222.176/182/184/185/976/982/984/985 except CODE Z07

MODEL 222.004/032/033/057/104/123/132/133/157 except CODE 950/951, MODEL 222.162/188

BA42.10-P-1004-10V

Bolt, brake wear sensor to brake caliper

Nm

8

8

 Front axle brake caliper

Number

Designation

MODEL 222.077, MODEL 222.177/178/179 except CODE B07

MODEL 222.176/182/184/185/976/982/984/985 with CODE Z07, MODEL 222.177/178/179 with CODE B07

BA42.10-P-1004-10V

Bolt, brake wear sensor to brake caliper

Nm

8

8

 Frame floor assembly

Number

Designation

Model 217

BA61.10-P-1018-01K

Screw/bolt, front diagonal strut to front axle carrier/body

M8

Nm

17

M10

Nm

50