Replace supporting joint - AR33.20-P-0440TX

MODEL 211 (except 211.08/09/28/29) MODEL 219.3

MODEL 230 except CODE (P99) "AMG Black Series" special model

Shown on model 211 with steel suspension

Fig 1: Identifying Supporting Joint Components

Courtesy of MERCEDES-BENZ USA

MODIFICATION NOTES

21.3.06

Repair method has been revised

Detach torque strut, omitted

	Remove/install
	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
	Only tighten nuts and bolts of chassis components when vehicle is in a ready-to-drive condition.
1	Remove front wheel
	Remove/install wheels	Model 211, 230	AP40.10-P-4050Z
		Model 219	AP40.10-P-4050TX
2.1	Remove center and front sections of lower engine compartment paneling	Vehicles with gasoline engine
		Model 211	AR61.20-P-1105T
		Model 219	AR61.20-P-1105TX
		Model 230	AR61.20-P-1105R
2.2	Remove center and front portion of bottom section of soundproofing	Vehicles with diesel engine
		Model 211	AR94.30-P-5300T
		Model 219	AR94.30-P-5300TX
3	Remove left front rpm sensor (L6/1) or right front rpm sensor (L6/2) from steering knuckle (5) and hang up to one side	To do this, unscrew bolt (6a) and unclip electrical feed cables from retaining clips. Model 211: Pay attention to correct installation position, the chafe protection (5a) must be screwed to the front rpm sensor (L6/1, L6/2) as shown. The chafe protection (5a) must not be mounted between the rpm sensor (L6/1, L6/2) and steering knuckle (5).
		Model 211, 230	*BA42.30-P-1001-01A
		Model 219	*BA42.30-P-1001-01H
4	Remove linkage of level sensor on upper transverse control arm (8a)	Vehicles with Active Body Control (ABC) code 487 or Airmatic (semi-active air suspension) code 489 Model 211.6
		Model 219	AR82.10-P-0004TX
		Model 211.0/2	AR82.10-P-0004T
		Model 230	AR82.10-P-0004R
5	Support steering knuckle (5) on tie rod joint (10a) using transmission jack
6	Press spring control arm (17) out of steering knuckle (5)	Model 211, 230	AR33.15-P-0170-01R
			*BA33.20-P-1012-01A
			Figure
			Figure
			Figure
		Model 219	AR33.15-P-0170-01TX
			*BA33.20-P-1003-01K
			Figure
			Figure
			Figure
7	Press supporting joint (7) out of steering knuckle (5)	When pressing the supporting ball joint (7) into the steering knuckle (5) the procedures for the fixed brake caliper and floating brake caliper should be observed in order to avoid damaging the brake hose.	AR33.20-P-0440-01TX
			Fig 2
			Fig 3
			Fig 4
8	Install in the reverse order

FRONT AXLE RPM SENSOR

Number	Designation		Model 211 except model 211.08/09/28/29	Model 230
BA42.30-P-1001-01A	Self-locking bolt, front axle rpm sensor to steering knuckle	Nm	25	25

WHEEL LOCATION, HUB

Number	Designation			Model 211 except 211.08/09/28/29	Model 230 except code P99
BA33.20-P-1012-01A	Self-locking nut, track control arm to stub axle	Stage 1	Nm	50	50
BA33.20-P-1012-01A	Self-locking nut, track control arm to stub axle	Stage 2	∠°	60	60

WHEEL LOCATION, HUB

Number	Designation			Model 219.3
BA33.20-P-1003-01K	Self-locking nut, track control arm to stub axle	Stage 1	Nm	50
BA33.20-P-1003-01K	Self-locking nut, track control arm to stub axle	Stage 2	∠°	60