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

MODEL 221.00/02/05/07/10/12/15/17 except CODE (Z07) Top protection

MODEL 221.09/19 Vehicle without 4MATIC

MODEL 216.37

Fig 1: Identifying Front Axle Carrier Remove/Install Components (1 Of 2)

Courtesy of MERCEDES-BENZ USA

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

Courtesy of MERCEDES-BENZ USA

Shown on vehicle with Active

Body Control (ABC) Code 487

Fig 3: Identifying Front Axle Carrier Remove/Install Components - Shown On Vehicle With ABC

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
	Notes on bolted connections with self tapping screws		AH00.00-P-0007-01SF
		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 of the parts will be reduced.
	Notes on AIRmatic		AH32.22-P-1000-02SX
	Notes on Active Body Control suspension		AH32.50-P-0001-01N
	Only tighten nuts and bolts of chassis components when vehicle is in a ready-to-drive condition.
1	Completely discharge all pressure in the front suspension struts using STAR DIAGNOSIS	Vehicles with AIRmatic
2	Deactivate easy entry/exit function	Vehicles with code (275) Memory package (driver seat, steering column, mirrors)	AR54.30-P-1000-02ESX
3	Turn front wheels to straight-ahead position and secure steering wheel with holding device.	The steering wheel must not be turned when the steering coupling is detached, otherwise the clock spring contact will be destroyed.
3		Holding device	Fig 9
4	Secure vehicle on vehicle lift		AR00.60-P-0100SX
5	Empty expansion reservoir of power steering using hand pump	Hand pump	Fig 10
6	Open hose clamp (2) and detach connecting line (3a) from return line (3b)	Seal the connections.
6		Set of stop plugs	Fig 8
7	Remove nuts (1) and detach return line (3b) from longitudinal member
8	Mount engine hoist		AR33.10-P-0105SX
9	Remove bolts (1a) and raise engine	Model 216	*BA22.10-P-1001-03C
9	Remove bolts (1a) and raise engine	Model 221	*BA22.10-P-1001-03D
10	Remove front wheels
	Remove/install wheels		AP40.10-P-4050SX
11	Detach tie rods (10a) from steering knuckles (5)		AR46.40-P-0200-02SX
			*BA46.40-P-1001-01M
		Thrust piece	Fig 4
		Puller	Fig 5
		Puller	Fig 6
		Press	Fig 7
12	Detach torque struts (18) from front axle carrier (31)		AR33.15-P-0160SX
13	Detach spring control arm (17) from front axle carrier (31)	Vehicles with AIRmatic	AR33.15-P-0170SX
14	Detach brake caliper from steering knuckle (5)	Vehicles with code (487) Active Body Control (ABC) Fasten brake caliper using a hook to the vehicle. The brake hose must not subjected to tension or be kinked otherwise it will be damaged.	AR42.10-P-0070SX
15	Remove steering knuckle (5)	Vehicles with code (487) Active Body Control (ABC) Do not remove front wheel hub from steering knuckle (5).	AR33.25-P-0400SX
16	Remove spring control arm (17)	Vehicles with code (487) Active Body Control (ABC)	AR33.15-P-0170SY
17	Detach link rods (23) from stabilizer bar (10)	Vehicles with AIRmatic
17	Detach link rods (23) from stabilizer bar (10)		*BA32.20-P-1001-02O
18	Detach stabilizer bar (10) from front axle carrier (31) and remove to rear	Vehicles with AIRmatic The suspension strut does not have to be detached from the spring control arm (17).
18			*BA32.20-P-1003-02O
19	Separate steering coupling (6)		AR46.10-P-8000SX
20	Disconnect electrical connector (4d) from solenoid valve (Y10)
21	Detach retaining clamp (4a) from rack-and-pinion steering (4)	Model 221 with AIRmatic	*BA46.30-P-1010-01F
		Model 221 with code 487 Active Body Control (ABC), except model 221.077/177	*BA46.30-P-1013-01N
		Model 216 except model 216.377	*BA46.30-P-1012-01Q
		Model 216.377, 221.077/177	*BA46.30-P-1008-01O
22	Remove bolt (4b) and remove pressure line (4c)	Model 221 with AIRmatic	*BA46.30-P-1012-01F
		Model 221 with code 487 Active Body Control (ABC), except model 221.077/177	*BA46.30-P-1012-01N
		Model 216 except model 216.377	*BA46.30-P-1011-01Q
		Model 216.377, 221.077/177	*BA46.30-P-1007-01O
23	Remove bolts (15) and detach hydraulic line (17b) from front axle carrier (31)	Vehicles with code 487 Active Body Control
24	Detach the jack tube (19) from the front axle carrier (31)
25	Prop front axle carrier (31) with transmission jack (01) and transmission platform (02)	Transmission jack 2.0-7.0 t Transmission plate for passenger cars and commercial vehicles
26	Remove bolts (1d) from longitudinal members	Install new bolts.
26	Remove bolts (1d) from longitudinal members		*BA33.10-P-1001-01K
27	Lower front axle carrier (31)
28	Install in the reverse order
29	Fill power steering pump and bleed		AR46.30-P-0010SX
30	Perform wheel alignment check		AR40.20-P-0200SX

FRONT AXLE STABILIZER BAR

Number	Designation		Model 216	Model 221
BA32.20-P-1001-02O	Nut, link rod to stabilizer bar	Nm	90	90
BA32.20-P-1003-02O	Bolt, torsion bar to front axle carrier	Nm	50	50

FRONT AXLE CARRIER

Number	Designation		Model 216	Model 221
BA33.10-P-1001-01K	Bolt, front axle carrier to longitudinal member	Nm	180	180

POWER STEERING PUMP

Number	Designation		Model 221 without code 487
BA46.30-P-1010-01F	Bolt, high-pressure expansion hose bracket to rack-and-pinion steering	Nm	10
BA46.30-P-1012-01F	Bolt, high pressure line to power steering	Nm	20

POWER STEERING PUMP

Number	Designation		Model 221 with code 487
BA46.30-P-1012-01N	Bolt, high pressure line to power steering	Nm	20
BA46.30-P-1013-01N	Bolt, high-pressure expansion hose bracket to rack-and-pinion steering	Nm	10

POWER STEERING PUMP

Number	Designation		Model 216 with engine 273 with code 487	Model 216 with engine 275
BA46.30-P-1011-01Q	Bolt, high pressure line to rack-and-pinion steering	Nm	18	18
BA46.30-P-1012-01Q	Clamp/bracket of high-pressure expansion hose to rack-and-pinion steering	Nm	10	10

POWER STEERING PUMP

Number	Designation		Engine 156 in model 216, 221
BA46.30-P-1007-01O	High-pressure expansion hose to power steering pump	Nm	40
BA46.30-P-1008-01O	Bolt, power steering pressure line bracket to engine oil pan	Nm	10

ENGINE SUSPENSION, ENGINE MOUNTS, ENGINE SUPPORTS

Number	Designation		Model 221.02/05/07/095/12/15/17/195
BA22.10-P-1001-03D	Bolt, front engine mount to front axle carrier	Nm	35

ENGINE SUSPENSION, ENGINE MOUNTS, ENGINE SUPPORTS

Number	Designation		Model 216.371/373/374/376/377/379
BA22.10-P-1001-03C	Bolt, front engine mount to front axle carrier	Nm	35

TIE ROD

Number	Designation			Model 216	Model 221
BA46.40-P-1001-01M	Self-locking nut, tie rod to steering knuckle	Stage 1	Nm	50	50
BA46.40-P-1001-01M	Self-locking nut, tie rod to steering knuckle	Stage 2	∠°	60	60