Remove/install front engine mount and/or engine support - AR22.10-P-1260CMG

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ENGINES 156 in MODEL 204, 212

Fig 1: Front Engine Mounts And Support Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of death caused by vehicle slipping or tilting off of the vehicle lift.	Align vehicle between vehicle lift columns and position four support plates at vehicle lift support points specified by vehicle manufacturer.	AS00.00-Z-0010-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
1	Detach ground line from battery Only when removing the right engine mount and right engine support.
		Model 204	AR54.10-P-0003CW
		Model 212 Insulate ground line clamp as a protection against unintentional contact of ground line with ground point of battery.	AR54.10-P-0003EW
	Notes on battery		AH54.10-P-0001-01A
2	Remove air filter housing		AR09.10-P-1150CMG
3	Lift vehicle on vehicle lift.
4	Loosen both engine mounts (3) from front axle carrier by unscrewing bolts (1)		*BA22.10-P-1002-03E
5	Loosen bolt (4) on right engine mount (3) from above		*BA22.10-P-1001-03E
5	Loosen bolt (4) on right engine mount (3) from above		Figure
6	Mount engine hoist	Model 204	AR33.10-P-0105CW
6	Mount engine hoist	Model 212	AR33.10-P-0105EW
7.1	Raise engine	Ensure that engine and its detachable components are not lying against the body! Do not over-tension coolant lines and electric cables!
7.2	Push engine carefully to the right side	When removing the left engine mount (3) and left engine support (5).
8	Loosen bolt (4) on left engine mount (3) from above		*BA22.10-P-1001-03E
8	Loosen bolt (4) on left engine mount (3) from above		Figure
	Remove right engine mount with engine support
9	Remove right catalytic converter	Model 204	AR49.10-P-7100CW
9	Remove right catalytic converter	Model 212	AR49.10-P-7100EW
10	Unscrew bolt (4) from below and remove engine mount (3) with heat shield (6)	Align anti-twist lock at engine mount (3) and heat shield (6) with notch and elevation at engine support (5) (arrow). Always replace both engine mounts (3). Pay attention to environmental protection regulations for disposal of engine mounts (3), Dispose engine mounts (3) into mixed scrap.
11	Remove protection against accidental contact for circuit 30 electrical line from starter		AR15.30-P-7100CMG
12	Disconnect circuit 30 electrical line at starter		AR15.30-P-7100CMG
13	Remove screw/bolts (2) and take out engine support (5)		*BA22.10-P-1001-02A
	Remove left engine mount with engine support
14	Remove left catalytic converter	Model 204	AR49.10-P-7100CW
14	Remove left catalytic converter	Model 212	AR49.10-P-7100EW
15	Unscrew bolt (4) from below and remove engine mount (3) with heat shield (6)	Align anti-twist lock at engine mount (3) and heat shield (6) with notch and elevation at engine support (5) (arrow). Always replace both engine mounts (3). Pay attention to environmental protection regulations for disposal of engine mounts (3), Dispose engine mounts (3) into mixed scrap.
16	Remove screw/bolts (2) and take out engine support (5)		*BA22.10-P-1001-02A
17	Install in the reverse order

ENGINE MOUNT, ENGINE SUPPORT (ENGINE SIDE)

Number	Designation				Model 204 except 4MATIC, except model 204.9	Model 212 except 4
BA22.10-P-1001-03E	Bolt connecting front engine mount to engine support	M10		Nm	50	50
		M12	Stage 1	Nm	-	85
		M12	Stage 2	∠°	-	90
BA22.10-P-1002-03E	Bolt, front engine mount to front axle carrier			Nm	28	28

ENGINE SUPPORT (ENGINE SIDE)

Number	Designation			Engine 156
BA22.10-P-1001-02A	Bolt, engine support to cylinder crankcase	Stage 1	Nm	20
BA22.10-P-1001-02A	Bolt, engine support to cylinder crankcase	Stage 2	∠°	90

Fig 2: Identifying Set Of Engine Bearing Wrenches (001 589 01 16 00)

Courtesy of MERCEDES-BENZ USA