Remove/install left engine support - AR22.10-P-4350GZA (ML350 4MATIC only)

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ENGINES 272.967 in MODEL 164.186

Fig 1: Identifying Left Engine Support Components

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Remove/install
	Risk of death caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer.	AS00.00-Z-0010-01A
	General information	Engine mounts must be replaced in pairs.
1	Remove engine intake air duct
2	Remove front engine cover
3	Remove air filter		AR09.10-P-1150GZA
4	Mount engine lifting device		AR33.10-P-0100-01GZ
		Engine hoist	Fig 2
5	Remove lower engine compartment paneling		AR61.20-P-1105GZ
6	Remove left catalytic converter		AR49.10-P-7100GZA
7	Remove vent line from front axle differential		*BA27.40-P-1008-01A
8	Remove bolt (1) for left engine mount (2) on left engine support (3) and remove left heat shield (4)	Installation: The left heat shield (4) must be seated in anti-twist lock on left engine support (3).
			*BA22.10-P-1002-03G
9	Remove bolts (5) from left engine mount (2) on front axle carrier		*BA22.10-P-1001-03G
10	Remove bolts (5) from right engine mount on front axle carrier		*BA22.10-P-1001-03G
11	Raise engine	When lifting engine make sure that steering coupling and lines are not damaged and that engine does not contact partition wall.
12	Remove left engine mount (2) downwards
13	Remove bolt (6) on refrigerant compressor (A9) from left engine support (3)		*BA83.55-P-1001-01S
14	Remove left engine support (3) on crankcase		*BA22.10-P-1001-02A
15	Install in the reverse order

ENGINE MOUNT, ENGINE SUPPORT (ENGINE SIDE)

Number	Designation		Model 164
BA22.10-P-1001-03G	Bolt, front engine mount to front axle carrier	Nm	53
BA22.10-P-1002-03G	Bolt connecting front engine mount to engine support	Nm	53

HOUSING

Number	Designation			Transmission 722.9
BA27.40-P-1008-01A	Screw/bolt, automatic transmission to engine	M10X40	Nm	38
		M10X90	Nm	38
		M12	Nm	-

ENGINE SUPPORT (ENGINE SIDE)

Number	Designation			Engine 272
BA22.10-P-1001-02A	Bolt, engine support to crankcase	Stage 1	Nm	20
BA22.10-P-1001-02A	Bolt, engine support to crankcase	Stage 2	∠°	90

REFRIGERANT COMPRESSOR

Number	Designation		Model 251
BA83.55-P-1001-01S	Bolt, refrigerant compressor to timing case and left engine support	Nm	20

Fig 2: Identifying Engine Lifting Fixture (240 589 00 61 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.