Remove/install oil pan - AR01.45-P-7500SZ

ENGINES 275 in MODEL 216, 221 

Fig 1: Identifying Oil Pan Remove/Install Components (1 Of 2)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Oil Pan Remove/Install Components (2 Of 2)

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Notes on Active Body Control suspension		AH32.50-P-0001-01N
	Only tighten nuts and bolts of chassis components when vehicle is in a ready-to-drive condition.
1	Secure vehicle on the vehicle lift		AR00.60-P-0100SX
2	Deactivate easy entry/exit function	Vehicles with memory package (driver seat, steering column, mirrors) code 275	AR54.30-P-1000-02ESX
3	Turn front wheels to straight-ahead position and secure steering wheel with holding device	The steering wheel must not be turned when the steering coupling is detached, otherwise the clock spring contact will be destroyed.
			Figure
4	Mount engine hoist	Model 216, 221 except 221 with special protection code Z07
		Model 221 with special-protection package code Z07	AR33.10-P-0105SX
5	Remove the front wheels
	Remove/install wheels		AP40.10-P-4050SX
6	Remove bottom engine compartment paneling	Install engine compartment paneling only after engine test run.
		Vehicles without code (Z07) Top protection	AR61.20-P-1105SX
		Vehicles with code (Z07) Top protection	AR61.20-P-1105SXS
7	Drain engine oil
	Engine oil and filter change		AP18.00-P-0101SZ
8	Remove oil pan bottom section		AR01.45-P-7555L
9	Disconnect electrical connector (2)
10	Remove screw/bolts (1) and oil sensor (B40)		*BA18.40-P-1002-01B
11	Remove oil pump (4)		AR18.10-P-6020L
12	Remove screw/bolts (3, 5)		*BA01.45-P-1010-01B
13	Remove engine mount from front axle carrier (31)		AR22.10-P-1260SZ
14	Disconnect steering coupling	Model 216, 221	AR46.10-P-8000SX
15	Loosen bolted connections for spring control arm on front axle carrier (31)	Model 216, 221 except 221 with special protection code Z07 Model 221 with special-protection package code Z07	AR33.15-P-0170SY
16	Detach bolted connections for torque struts on front axle carrier (31)	Model 216, 221 except 221 with special protection code Z07 Model 221 with special-protection package code Z07	AR33.15-P-0160SX
17	Remove screw/bolts (15) and detach hydraulic line (17b) from front axle carrier (31)
18	Raise engine	Pay attention when lifting out engine that no cables and lines are damaged and that engine does not lean against the bulkhead.
19	Detach vehicle jack support point (18) from front axle carrier (31)
20	Detach retaining clamp (9) from front axle carrier (31).
21	Prop front axle carrier (31) with transmission jack (01) and transmission platform (02)	Transmission jack 2.0-7.0 t Transmission plate for passenger cars and commercial vehicles
22	Remove screw/bolts (1d) from front axle carrier (31)		*BA33.10-P-1001-01K
23	Lower front axle carrier (31)	When lowering, ensure that no cables or lines are damaged.
24	Remove screw/bolts from oil pan (10)		*BA01.45-P-1001-01B
25	Detach the oil pan (10) from the crankcase and remove it to rear	Carefully pry off oil pan (10) from crankcase so that the sealing surfaces are not damaged. Replace seal on oil pan (10) and ensure reinstallation of ground contact (6).
	Clean
26	Clean sealing surfaces on oil pan (10) and crankcase	Do not use any sharp-edged tools or abrasive paper as this will damage the sealing surfaces.
		Adhesive and sealant remover	*BR00.45-Z-1038-04A
27	Install in the reverse order
28	Perform wheel alignment check	Model 216, 221 except 221 with special protection code Z07 Model 221 with special-protection package code Z07	AR40.20-P-0200SX
	Risk of accident  caused by vehicle starting off by itself when engine is running. Risk of injury  caused by contusions and burns during starting procedure or when working near the engine as it is running	Secure vehicle to prevent it from moving by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.	AS00.00-Z-0005-01A
29	Carry out engine test run, checking the engine for proper operation and leaks
30	Check engine oil level about 5 minutes after switching off the warm engine and correct if necessary
	Engine oil and filter change		AP18.00-P-0101SZ

OIL LEVEL/OIL PRESSURE SENSOR

Number	Designation		Engines 137, 275
BA18.40-P-1002-01B	Oil level sensor on oil pan top part	Nm	8

OIL PAN

Number	Designation			Engine 275, 285
BA01.45-P-1001-01B	Screw/bolt, oil pan to cylinder crankcase	M6	Nm	8
		M8	Nm	-
BA01.45-P-1010-01B	Mounting screw, oil dipstick guide tube to crankcase	M6	Nm	8
		M8	Nm	-

FRONT AXLE CARRIER

Number	Designation		Model 216	Model 221
BA33.10-P-1001-01K	Screw/bolt, front axle carrier to longitudinal member	Nm	180	180

Fig 3: Identifying Holding Device (129 589 01 21 00)

Courtesy of MERCEDES-BENZ USA

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1038-04A	Loctite 7200	Henkel Loctite Deutschland GmbH