Lower front axle - AR33.10-P-0101V

MODEL 171 with ENGINE 113.989, 271.944, 272.942 /963

Illustrated on model 171.442

Fig 1: Identifying Lower Front Axle Components - Shown On Model 171.442 (1 Of 2)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Lower Front Axle Components - Shown On Model 171.442 (2 Of 2)

Courtesy of MERCEDES-BENZ USA

Shown on model 171.442

	Remove/install
Installation	The suspension component bolts and nuts must not be tightened until the vehicle wheels are on the ground and it is in a ready to drive condition.
1	Open engine hood		AR88.40-P-1000V
2	Mount engine lifting device	Engines 271, 113	AR33.10-P-0100-01VA
		Engine 272	AR33.10-P-0100-01V
			Figure
3	Raise vehicle		AR00.60-P-1000V
4	Detach lower engine compartment paneling		AR61.20-P-1105V
5	Remove underfloor paneling		AR61.30-P-1001V
6	Remove the diagonal struts (1)		*BA62.30-P-1004-01A
7	Detach steering coupling from lower steering shaft	Refer to: ↓
		Remove/install steering coupling.	AR46.10-P-8000V
8.1	Remove bolt (3) and detach oil line of power steering (2) from oil pan	Engines 271, 272
		Engine 271	*BA01.45-P-1002-01H
		Engine 272	*BA01.45-P-1004-01M
9	Remove bolt (6) and detach oil line of power steering (4) from front axle carrier (5)	Engine 271	*BA46.30-P-1014-01D
		Engines 272, 113	*BA46.30-P-1003-01F
10.1	Detach plug from SPS [PML] solenoid valve (Y10)	On vehicles with speed-sensitive power steering code 213 Loosen electrical line from front axle carrier (5)
11	Undo bolts (7) and detach engine mount from front axle carrier (5)	Engines 271, 272	*BA22.10-P-1006-01O
		Engine 113	*BA22.10-P-1001-01S
12	Support the front axle carrier (5) with a telescopic transmission jack and passenger car transmission platform		AR33.10-P-0100-03V
		Transmission platform Transmission jack
13	Undo bolts (8, 9) and remove front axle carrier (5) from longitudinal member	The bolts (8, 9) are self-tapping, for this reason to avoid any damage note the following: Bolts (8, 9) must not be removed using an impact wrench. Never retap thread in longitudinal member. Replace bolts (8, 9).
			*BA33.10-P-1005-01A
14	Lower front axle carrier (5)	Only lower front axle carrier (5) far enough to ensure that lines and components are not damaged! Transmission platform Transmission jack
15	Install in the reverse order
16	Perform a wheel alignment check		AR40.20-P-0200V

OIL PAN

Number	Designation			Engine 271
BA01.45-P-1002-01H	Bolt, oil line of power steering to oil pan	M6	Nm	10

OIL PAN

Number	Designation			Engine 272
BA01.45-P-1004-01M	Bolt, power steering pressure line to oil pan	M6	Nm	10

ENGINE SUSPENSION, ENGINE MOUNTS, ENGINE SUPPORTS

Number	Designation			Engine 271 in model 171 Engine 272 in model 171
BA22.10-P-1006-01O	Bolt, front engine mount to front axle carrier	Nm	35	35

ENGINE SUSPENSION, ENGINE MOUNTS, ENGINE SUPPORTS

Number	Designation		Engine 113.989 in model 171
BA22.10-P-1001-01S	Bolt, front engine mount to front axle carrier	Nm	35

FRONT AXLE CARRIER

Number	Designation		Model 171
BA33.10-P-1005-01A	Bolt, front axle carrier to longitudinal member	Nm	80

POWER STEERING PUMP

Number	Designation		Model 171 with engine 113	Model 171 with engine 271
BA46.30-P-1014-01D	Bolt, power steering oil line to front axle carrier	Nm	-	9

POWER STEERING PUMP

Number	Designation		Engine 272 except engine 272 in model 211.054/056/087/092/254/256/287/292	Engine 113.989 in model 171
BA46.30-P-1003-01F	Bolt, power steering oil line to front axle carrier	Nm	9	9

CROSSMEMBER AND FRONT REINFORCEMENT

Number	Designation		Model 171
BA62.30-P-1004-01A	Bolt, diagonal strut	Nm	60

Fig 3: Identifying Engine Lifting Fixture (240 589 00 61 00)

Courtesy of MERCEDES-BENZ USA