Remove/install front axle carrier - AR33.10-P-0001CW

MODEL 204, 207 

Fig 1: Identifying Front Axle Carrier Remove/Install Components (1 Of 3)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Front Axle Carrier Remove/Install Components (2 Of 3)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Front Axle Carrier Remove/Install Components (3 Of 3)

Courtesy of MERCEDES-BENZ USA

MODIFICATION NOTES

25.11.10

Value changed: Bolt, clamp plate, high-pressure line/return line to rack-and-pinion steering control head

Model 207

*BA46.20-P-1003-01N

	Remove/install
	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 hydraulic system completely before starting any work on system. Wear protective clothing and safety glasses.	AS00.00-Z-0013-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
		While working on the front axle care must be taken to ensure that the surfaces of aluminum components do not get any scratches, cracks and notches. Otherwise the service life of the of the parts will be reduced.
		Tighten nuts and bolts of chassis components only when vehicle is in the ready-to-drive condition.
1	Secure vehicle on vehicle lift		AR00.60-P-0100CW
2	Deactivate easy entry/exit function	Vehicles with memory package (driver seat, steering column, mirrors) code 275
3	Move front wheels to straight-ahead position and secure steering wheel.	The steering wheel must not be turned when the steering coupling is detached, otherwise the clock spring contact will be destroyed.
			Fig 4
4	Remove cold air intake crossmember (1)		AR20.40-P-5050CW
5	Fasten radiator on the left and right to radiator crossmember (3) with cable ties (2)
6	Extract oil from power steering expansion reservoir		Fig 5
7	Remove the front wheels
	Remove/install wheels		AP40.10-P-4050CW
8.1	Remove both lower engine compartment paneling	Model 204.9 Only install engine compartment paneling after leak check on the rack-and-pinion steering (16).	AR61.20-P-1105CY
8.2	Remove engine compartment paneling	Model 204 except model 204.9, 207 with gasoline engine Only install engine compartment paneling after leak check on the rack-and-pinion steering (16).	AR61.20-P-1105EW
8.3	Remove lower bottom sections of soundproofing	Model 204 except model 204.9, 207 with diesel engine Install bottom sections of soundproofing only after leak check on rack-and-pinion steering (16).	AR94.30-P-5300EW
	Carry out steps 9 to 13 only on vehicles without 4MATIC
9	Detach tie rods (5) from steering knuckles (6)		AR46.40-P-0200-02CW
			*BA46.40-P-1001-01N
			Fig 7
		Tie rod ball joint without stainless steel ring	Fig 8
		Tie rod ball joint with stainless steel ring	Fig 11
			Fig 9
10	Detach bracket (14) of linkage (13) from torsion bar (9)	Vehicles with bi-xenon headlamps
11	Remove link rods (8) on stabilizer bar (9)	If necessary, counterhold ball head bolt with internal torx.
			*BA32.20-P-1001-02P
12	Remove cross struts (11) from front axle carrier (10)		AR33.15-P-0161CW
13	Detach torque struts (12) from front axle carrier (10)		AR33.15-P-0160CW
14	Remove front axle shafts	Vehicles with 4MATIC	AR33.30-P-0620CWX
15	Separate steering coupling (7)		AR46.10-P-8000CW
16	Separate electrical connector (7a) on speed-sensitive power steering solenoid valve (Y10) and unclip retaining clip from front axle carrier (10)	Vehicles with code (213) Speed-sensitive power steering
17	Remove bolt (15) from bracket of hydraulic line on front axle carrier (10)
18	Remove screw from hydraulic line to rack-and-pinion steering (16)	Vehicles with 4MATIC
19	Remove bolt (7b) and pull out hydraulic lines on rack-and-pinion steering (16)	Seal line connections. Replace sealing rings.
			*BA46.20-P-1003-01N
			Fig 6
20	Unscrew nut of bracket (20) from wheelhouse oil cooler on front axle carrier (10)	Model 204 with engine 156	AR18.30-P-1000CMG
21	Detach lower oil line (21) on wheelhouse oil cooler	Model 204 with engine 156	AR18.30-P-1000CMG
22.1	Remove bolts (17) from below from the engine mounts	Vehicles without 4MATIC
			*BA22.10-P-1002-03E
22.2	Remove bolts from above from the engine mounts	Vehicles with 4MATIC
			*BA22.10-P-1002-03E
23	Mount engine hoist		AR33.10-P-0105CW
24	Lift engine a little
25.1	Remove rear section of front wheel well panel	Model 204.9
25.2	Loosen wheel house lining in area of diagonal struts (4)	Model 204 except 204.9, 207
26	Detach front door sill panels
27	Remove diagonal struts (4)	The bolts of the diagonal struts (4) may only be securely tightened when the vehicle is standing with its wheels on the ground.
			*BA61.10-P-1004-01H
			Fig 10
28	Support front axle with transmission jack and lash down securely
29	Detach support strut (22) on vehicle underbody and detach front axle carrier (10)	Model 204 with engine 156, 204.9, 207
			*BA33.10-P-1002-01M
30	Remove bolts (18) from longitudinal members	Replace bolts (18).
			*BA33.10-P-1001-01M
31	Lower front axle carrier (10)	Pay attention to correct seat of the rubber supports (24) for the radiator support (23).
	Checking
32	Check front axle carrier (10) for damage	Replace if necessary.
33	Check radiator supports (23) and rubber supports (24) for damage and replace if necessary	Replace if necessary.
	Perform operation steps 34 to 37 only when replacing front axle carrier (10)
34	Remove clamps for engine compartment paneling or bottom sections of soundproofing
35	Remove vehicle jack support point (19)
36	Remove stabilizer bar (9)		AR32.20-P-0300CW
37	Remove rack-and-pinion steering (16)		AR46.20-P-0600CW
38	Install in the reverse order
39	Fill power steering pump and bleed		AR46.30-P-0010CW
40	Perform wheel alignment check	Model 204	AR40.20-P-0200CW
		Model 207	AR40.20-P-0200EW

TIE ROD

Number	Designation			Model 204	Model 207
BA46.40-P-1001-01N	Self-locking nut, tie rod to steering knuckle	Stage 1	Nm	50	50
		Stage 2	∠°	60	60

FRONT AXLE STABILIZER BAR

Number	Designation		Model 204	Model 207
BA32.20-P-1001-02P	Nut, link rod to stabilizer bar	Nm	98	98

STEERING GEAR

Number	Designation		Model 204 without 4MATIC, without model 204.9	Model 204 with 4MATIC with model 204.9
BA46.20-P-1003-01N	Bolt, clamp plate, high-pressure line/return line to rack-and-pinion steering control head	Nm	21	21

STEERING GEAR

Number	Designation		Model 207 without 4MATIC	Model 207 with 4MATIC
BA46.20-P-1003-01N	Bolt, clamp plate, high-pressure line/return line to rack-and-pinion steering control head	Nm	21	21

ENGINE MOUNT, ENGINE SUPPORT (ENGINE SIDE)

Number	Designation		Model 204 except 4-MATIC, except model 204.9	Model 204 4-MATIC, except model 204.9	Model 204.9 except 4-MATIC	Model 204.9 with 4-MATIC
BA22.10-P-1002-03E	Bolt, front engine mount to front axle carrier	Nm	28	28	28	28

ENGINE MOUNT, ENGINE SUPPORT (ENGINE SIDE)

Number	Designation		Model 207 except 4MATIC	Model 207 4
BA22.10-P-1002-03E	Bolt, front engine mount to front axle carrier	Nm	28	28

FRONT AXLE CARRIER

Number	Designation		Model 204	Model 207
BA33.10-P-1001-01M	Bolt, front axle carrier to longitudinal member	Nm	180	180
BA33.10-P-1002-01M	Fixing of support (strut)	Nm	110	110

FRAME FLOOR ASSEMBLY

Number	Designation		Model 204	Model 207.3	Model 207.4
BA61.10-P-1004-01H	Bolt, diagonal strut mount on front axle carrier/longitudinal member	Nm	50	50	80

Fig 4: Identifying Holding Device (129 589 01 21 00)

Courtesy of MERCEDES-BENZ USA

Fig 5: Identifying Hand Pump (210 589 00 71 00)

Courtesy of MERCEDES-BENZ USA

Fig 6: Identifying Set Of Stop Plugs (129 589 00 91 00)

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Fig 7: Identifying Thrust Piece (171 589 00 34 00)

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Fig 8: Identifying Puller (221 589 00 33 00)

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Fig 9: Identifying Press (163 589 03 43 00)

Courtesy of MERCEDES-BENZ USA

Fig 10: Identifying Set Of Engine Bearing Wrenches (001 589 01 16 00)

Courtesy of MERCEDES-BENZ USA

Fig 11: Identifying Puller (221 589 05 33 00)

Courtesy of MERCEDES-BENZ USA