Adjust camber and caster at the front axle - AR40.20-P-0263R

MODEL 230.4

Shown on vehicle with Active Body

Control (ABC)

Camber

Fig 1: Identifying Camber Adjustment

Courtesy of MERCEDES-BENZ USA

Shown on vehicle with Active Body Control (ABC)

Caster

Fig 2: Identifying Caster Adjustment - Shown On Vehicle With Active Body Control (ABC)

Courtesy of MERCEDES-BENZ USA

	Adjust
1	Install repair bolt (19c)	Screw on the nut (19b) until it abuts, but do not tighten yet so that the rubber mount of the torque strut (18) or spring control arm (17) can twist when rocking the vehicle to settle the suspension.	AR40.20-P-0322-01R
		Camber at vehicle level Model 230.474/475/476/479	*BE40.20-P-1001-13E
		Model 230.467 with code (487) Active Body Control (ABC)
		Model 230.467 without code (487) Active Body Control (ABC) Permissible difference in front axle camber between right and left sides of the vehicle	*BE40.20-P-1001-13EE
		Model 230.474/475/476/479 Model 230.467 with code (487) Active Body Control (ABC)	*BE40.20-P-1002-13E
		Model 230.467 without code (487) Active Body Control (ABC)	*BE40.20-P-1002-13EE
		Check caster and assign to tabular value	AR40.20-P-0322-03R
		Permissible difference in caster between right and left sides of the vehicle	*BE40.20-P-1001-20A
		Caster	*BE40.20-P-1002-20A
2	Check the vehicle level at the front axle again after the camber and caster adjustment	The vehicle level must match the dimension established during the initial measurement.	AR40.20-P-0301R
3	Tighten nut (19b)	The repair bolt (19c) must not be turned after fixing. When tightening the nut (19b), counterhold the repair bolt (19c), otherwise the lock tabs in the rubber mount of the torque strut (18) or the spring control arm (17) will be sheared off.
			*BA33.20-P-1014-01A
			*BA33.20-P-1015-01A

CHECK VALUES FOR FRONT AXLE CAMBER

Number	Designation		Model 230.467 with Active	Body Control (code 487), Model 230.474/475/ 476/479
BE40.20-P-1001-13E	Camber at vehicle level	-5.1°	∠°	-0° 50' (+14/-25)
		-5.9°	∠°	-0° 58' (+14/-25)
		-6.7°	∠°	-1° 05' (+14/-25)
		-7.5°	∠°	-1° 14' (+14/-25)
		-8.2°	∠°	-1° 21' (+14/-25)
		-8.9°	∠°	-1° 28' (+14/-25)
		-9.6°	∠°	-1° 35' (+14/-25)
BE40.20-P-1002-13E	Permissible difference in front axle camber between right and left sides of the vehicle		∠°	20'

CHECK VALUES FOR FRONT AXLE CAMBER

Number	Designation			Model 230.467 without code 487a (ABC)
BE40.20-P-1001-13EE	Camber at vehicle level	-3.9°	∠°	-0° 40' (± 2 0')
		-4.2°	∠°	-0° 43' (± 2 0')
		-4.5°	∠°	-0° 44' (± 2 0')
		-4.8°	∠°	-0° 47' (± 2 0')
		-5.1°	∠°	-0° 50' (± 2 0')
		-5.4°	∠°	-0° 53' (± 2 0')
		-5.7°	∠°	-0° 56' (± 2 0')
		-6.0°	∠°	-0° 59' (± 2 0')
		-6.3°	∠°	-1° 02' (± 2 0')
		-6.6°	∠°	-1° 05' (± 2 0')
		-6.9°	∠°	-1° 08' (± 2 0')
		-7.2°	∠°	-1° 11' (± 2 0')
		-7.5°	∠°	-1° 14' (± 2 0')
BE40.20-P-1002-13EE	Permissible difference in front axle camber between right and left sides of the vehicle		∠°	20'

CHECK AND ADJUSTMENT VALUES FOR CASTER

Number	Designation		Model 230
BE40.20-P-1001-20A	Permissible difference in caster between right and left sides of the vehicle	∠°	30'
BE40.20-P-1002-20A	Caster	See table	AR40.20-P-0322-03R

WHEEL LOCATION, HUB

Number	Designation			Model 230
BA33.20-P-1014-01A	Self-locking nut, spring control arm to front axle carrier	Stage 1	Nm	80
BA33.20-P-1014-01A	Self-locking nut, spring control arm to front axle carrier	Stage 2	∠°	120
BA33.20-P-1015-01A	Self-locking nut, torque strut to front axle carrier	Stage 1	Nm	80
BA33.20-P-1015-01A	Self-locking nut, torque strut to front axle carrier	Stage 2	∠°	120