Remove/Install Steering Rack-And-Pinion - AR46.20-P-0600LF

Model 217

Model 222

Fig 1: Steering Rack-And-Pinion Components Location - Model 222

Courtesy of MERCEDES-BENZ USA

Shown on Model 222 with CODE M005 (4 MATIC)

Courtesy of MERCEDES-BENZ USA

Shown on Model 222 with CODE M005 (4 MATIC)

Shown on Model 222

Courtesy of MERCEDES-BENZ USA

Courtesy of MERCEDES-BENZ USA

Shown on Model 222

Shown on Model 217.4

Courtesy of MERCEDES-BENZ USA

	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
	Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC)	Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines.	AS00.00-Z-0035-01A
Notice	Notes on self-locking nuts and bolts		AH00.00-P-0001-01KOA
Notice	Notes on threaded connections fastened using a tightening angle-based tightening process		AH00.00-P-0020-01A
Notice	General information on vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system as well as personal protective equipment		AH00.00-Z-0300-01A
Notice	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
Notice	Notes on battery		AH54.10-P-0001-01A
	Notes on safety-relevant components		AH00.00-Z-0019-01A
	Evaluating steering gear when repairing accident vehicles		AH46.20-P-9409-01A
	Remove
1	Perform power disconnect of high-voltage on-board electrical system.	Model 222.004/057/104/157/163	AR54.10-P-1150LF
2	Deactivate easy entry and exit feature for driver's seat and steering wheel.	Model 217 Model 222 with code 275 (Memory Package (driver's seat, steering column and mirror)) See vehicle operating instructions.
3	Turn steering wheel to center position (front wheels in straight-ahead position) and fix in place using holding device.	Do not turn steering wheel with steering coupling removed.	AR46.20-P-0600-01RK
		Clock spring contact will otherwise be destroyed. Retainer device	Fig 2
4	Remove front wheel and tire assemblies.		AR40.10-P-1102A
5.1	Remove rear and center section of lower engine compartment lining.	Model 217, 222 except code M005 (Vehicles with 4 MATIC/all-wheel drive) Model 217, 222 except code M005 (Vehicles with 4 MATIC/all-wheel drive)	AR61.20-P-1105LF
5.2	Remove front and center section of lower engine compartment lining.	Model 217, 222 with code M005 (Vehicles with 4 MATIC/all-wheel drive) Model 217, 222 with code M005 (Vehicles with 4 MATIC/all-wheel drive)	AR61.20-P-1105LF
6	Remove front diagonal struts (32).	Model 217.4 Screw/bolt, front diagonal strut to front axle carrier/body	*BA61.10-P-1018-01K
7	Remove tie rods from steering knuckles.		AR46.40-P-0200LF
8	Remove steering coupling from rack-and-pinion steering (10).	Model 222 up to 4/29/14	AR46.10-P-8000RK
		Model 217 Model 222 as of 4/30/14	AR46.10-P-8000LW
9	Release and disconnect electrical connector (7).
10	Unscrew screw (8) and place cable duct (9) to one side.	Model 217, 222 except code M005 (Vehicles with 4 MATIC/all-wheel drive)
11	Attach engine support fixture and lift engine up to engine mount end stop.	Model 217 with code M005 (Vehicles with 4 MATIC/all-wheel drive) Model 222 (except 222.020/021/034/035/120/121/134/135) with code M005 (Vehicles with 4 MATIC/all-wheel drive) Model 217 with engine 157, 276, 278, 279 with code M005 (Vehicles with 4 MATIC/all-wheel drive) Model 222 with engine 157, 276.8/9, 277, 278, 279 with code M005 (Vehicles with 4 MATIC/all-wheel drive)	AR33.10-P-0105LF
		Model 222 with engine 642 with code M005 (Vehicles with 4 MATIC/all-wheel drive)	AR33.10-P-0105LFD
		Model 222 with engine 256 with code M005 (Vehicles with 4 MATIC/all-wheel drive) Do not detach engine mounts.	AR33.10-P-0105MRT
12.1	Support rack-and-pinion steering (10) using suitable means and secure to prevent it from falling down.	Model 217, 222 except code M005 (Vehicles with 4 MATIC/all-wheel drive)
12.2	Support rack-and-pinion steering (10) on guard plate (14) and secure to prevent it from falling down.	Model 217, 222 with code M005 (Vehicles with 4 MATIC/all-wheel drive)
13	Remove screws (5, 6).	Model 217, 222 with code M005 (Vehicles with 4 MATIC/all-wheel drive) Counterhold nuts with suitable tool (arrow).
14.1	Unscrew screws (1, 2, 3, 4) and remove mounting plates (11).	Model 217, 222 except code M005 (Vehicles with 4 MATIC/all-wheel drive)
14.2	Unscrew screws (1, 2, 12, 13).	Model 217, 222 with code M005 (Vehicles with 4 MATIC/all-wheel drive)
15.1	Remove rack-and-pinion steering (10).	Model 217, 222 except code M005 (Vehicles with 4 MATIC/all-wheel drive)
15.2	Remove rack-and-pinion steering (10) and take guard plate (14) off rack-and-pinion steering (10).	Model 217, 222 with code M005 (Vehicles with 4 MATIC/all-wheel drive)
	Install
16	Detach protective foil of insulating plate (15) and bond insulating plate (15) to electrical power steering control unit (16).	Model 217 Model 222.077/177 with engine 157.985 Model 222.176/976 with engine 277.980 Model 222.179 with engine 279.980 When replacing the rack-and-pinion steering (10). Check that the insulating plate (15) is positioned correctly. Position at the cutout on the electrical power steering control unit (16) and stick on.
17.1	Install rack-and-pinion steering (10).	Model 217, 222 except code M005 (Vehicles with 4 MATIC/all-wheel drive) Replace bolts (1, 2, 3, 4, 5, 6) and mounting plates (11).
		Fit the bolts (1, 2, 3, 4, 5, 6) but do not tighten.
17.2	Install rack-and-pinion steering (10) with guard plate (14).	Model 217, 222 with code M005 (Vehicles with 4 MATIC/all-wheel drive) Replace bolts (1, 2, 5, 6, 12, 13). Counterhold nuts of screws/bolts (5, 6) with suitable tool (arrow). Fit the screws/bolts (1, 2, 5, 6, 12, 13) but do not tighten.
18.1	Tighten screws (1, 2, 3, 4, 5, 6) to torque.	Model 217, 222 except code M005 (Vehicles with 4 MATIC/all-wheel drive) When tightening, observe the following sequence: screws (5, 6, 1, 2, 3, 4). Model 217.377/379/382/477/479/482 except code M005 (Vehicles with 4 MATIC/all-wheel drive) Model 222.004/032/057/077/082/104/123/157/162/163/165/176/177/179/182/976/982 except code M005 (Vehicles with 4 MATIC/all-wheel drive) Bolt, rack-and-pinion steering to front axle carrier	*BA46.20-P-1001-01P
		Model 217.377/379/382/477/479/482 except code M005 (Vehicles with 4 MATIC/all-wheel drive) Model 222.004/032/057/077/082/104/123/157/162/163/165/176/177/179/182/976/982 except code M005 (Vehicles with 4 MATIC/all-wheel drive) Bolt, rack-and-pinion steering mounting plate to front axle carrier	*BA46.20-P-1002-01P
18.2	Tighten screws (1, 2, 5, 6, 12, 13) to torque.	Model 217, 222 with code M005 (Vehicles with 4 MATIC/all-wheel drive) When tightening, observe the following sequence: screws (5, 6, 1, 2, 12, 13). Model 217.364/378/384/385/478 with code M005 (Vehicles with 4 MATIC/all-wheel drive) Model 222.033/067/085/133/167/178/184/185/967/984/985 with code M005 (Vehicles with 4 MATIC/all-wheel drive) Bolt, rack-and-pinion steering to front axle carrier	*BA46.20-P-1001-01P
		Model 217.364/378/384/385/478 with code M005 (Vehicles with 4 MATIC/all-wheel drive) Model 222.033/067/085/133/167/178/184/185/967/984/985 with code M005 (Vehicles with 4 MATIC/all-wheel drive) Bolt, rack-and-pinion steering guard plate to front axle carrier	*BA46.20-P-1003-01P
19	Lower engine and remove engine support fixture.	Model 217 with code M005 (Vehicles with 4 MATIC/all-wheel drive) Model 222 (except 222.020/021/034/035/120/121/134/135) with code M005 (Vehicles with 4 MATIC/all-wheel drive) Model 217 with engine 157, 276, 278, 279 with code M005 (Vehicles with 4 MATIC/all-wheel drive) Model 222 with engine 157, 276.8/9, 277, 278, 279 with code M005 (Vehicles with 4 MATIC/all-wheel drive)	AR33.10-P-0105LF
		Model 222 with engine 642 with code M005 (Vehicles with 4 MATIC/all-wheel drive)	AR33.10-P-0105LFD
		Model 222 with engine 256 with code M005 (Vehicles with 4 MATIC/all-wheel drive)	AR33.10-P-0105MRT
20	Position cable duct (9) and tighten screw (8).	Model 217, 222 except code M005 (Vehicles with 4 MATIC/all-wheel drive)
21	Connect electrical connector (7).
22	Attach steering coupling to rack-and-pinion steering (10).	Model 222 up to 4/29/14	AR46.10-P-8000RK
		Model 217, 222 as of 4/30/14	AR46.10-P-8000LW
23	Attach tie rods to steering knuckles.		AR46.40-P-0200LF
24.1	Install rear and center section of lower engine compartment lining.	Model 217, 222 except code M005 (Vehicles with 4 MATIC/all-wheel drive)	AR61.20-P-1105LF
24.2	Install front and center section of the bottom engine compartment lining.	Model 217, 222 with code M005 (Vehicles with 4 MATIC/all-wheel drive)	AR61.20-P-1105LF
25	Install front wheel and tire assemblies.		AR40.10-P-1102A
26	Remove holding device from steering wheel.
27	Activate easy entry/exit feature for driver's seat and steering wheel.	Model 217, 222 with code 275 (Memory Package (driver's seat, steering column and mirror)) See vehicle operating instructions.
	Concluding tasks
28	Connect vehicle diagnosis system and perform commissioning of rack-and-pinion steering (10).	After replacing rack-and-pinion steering (10).
			AD00.00-P-2000-04B
29	Add new steering number of rack-and-pinion steering (10) to online vehicle data card via the vehicle documentation system (VeDoc).	After replacing rack-and-pinion steering (10). Redocumentation is absolutely essential.
30	Put the high-voltage on-board electrical system into operation.	Model 222.004/057/104/157/163	AR54.10-P-1150LF
31	Perform chassis alignment.		AR40.20-P-0200LF

STEERING GEAR

Number	Designation				Model 217, 222 (except 222.150) except code M005 (Vehicles with 4 MATIC/all-wheel drive)	Model 217, 222 (except 222.150) with code M005 (Vehicles with 4 MATIC/all-wheel drive)
BA46.20-P-1001-01P	Bolt, rack-and-pinion steering to front axle carrier	M8		Nm	-	30
		M12	Stage 1	Nm	100	100
		M12	Stage 2	∠°	90	90

STEERING GEAR

Number	Designation			Model 217, 222 (except 222.150) except code M005 (Vehicles with 4 MATIC/all-wheel drive)
BA46.20-P-1002-01P	Bolt, rack-and-pinion steering mounting plate to front axle carrier	M10	Nm	50

STEERING GEAR

Number	Designation			Model 217, 222 (except 222.150) with code M005 (Vehicles with 4 MATIC/all-wheel drive)
BA46.20-P-1003-01P	Bolt, rack-and-pinion steering guard plate to front axle carrier	M10	Nm	50

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
BA61.10-P-1018-01K	Screw/bolt, front diagonal strut to front axle carrier/body	M10	Nm	50

Fig 2: Identifying Retainer Device (129 589 01 21 00)

Courtesy of MERCEDES-BENZ USA