Remove/Install Engine Oil Pan - AR01.45-P-7500MRD

Engine 274.9 in model 213 

Engine 274.9 in model 238 

Shown on engine 274 in model 213.042 except code M005 (Vehicles with 4MATIC/all-wheel drive) 

Fig 1: Engine Oil Pan Components Location - Engine 274.9 In Model 213 (Shown With Code M005)

Courtesy of MERCEDES-BENZ USA

Shown on engine 274 with code M005 (Vehicles with 4MATIC/all-wheel drive) 

Courtesy of MERCEDES-BENZ USA

	Risk of death  when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC)	Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines.	AS00.00-Z-0035-01A
	Risk of injury  . Moving parts can pinch, crush or, in extreme cases even sever extremities.	No parts of the body or limbs should be within the operating area of mechanical components when moving components.	AS00.00-Z-0009-01A
	Risk of injury  to skin and eyes suffering scalding from contact with hot coolantspray. Risk of poisoning  from swallowing coolant.	Do not open cooling system unless coolant temperature is below 90°C. Open cap slowly and release the overpressure. Do not pour coolant into beverage containers. Wear protective gloves, protective clothing and safety glasses.	AS20.00-Z-0001-01A
	Risk of injury  caused by scraping or cutting body parts on sharp vehicle parts	Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels.	AS00.00-Z-0017-01A
	Risk of injury  to skin and eyes due to handling of engine oil. Risk of poisoning  caused by swallowing engine oil	Wear protective gloves, protective clothing and safety glasses. Do not fill engine oil into beverage containers.	AS18.00-Z-0001-01A
NOTICE	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
NOTICE	Notes on threaded connections with aluminum screws/bolts		AH00.00-P-0006-01RM
	General information on vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system as well as personal protective equipment		AH00.00-Z-0300-01A
NOTICE	Notes on avoiding damage through contamination and foreign objects		AH00.00-P-5000-01A
	Remove/install
1	Deactivate easy entry and exit feature.	Engine 274.9 in model 213 with code 275 (Memory Package (driver's seat, steering column and mirror)) Engine 274.9 in model 238 with code 275 (Memory Package (driver's seat, steering column and mirror))
2	Perform power disconnect of high-voltage on-board electrical system.	Engine 274.9 in model 213.050/053/054/153/155/253	AR54.10-P-1150LHV
3	Secure vehicle on vehicle lift.		AR00.60-P-0100CW
4	Remove lower engine compartment lining.	: Only install lower engine compartment paneling after a leak test.	AR61.20-P-1105LWE
5	Drain off coolant.	Engine 274.9 in model 213 except code M005 (Vehicles with 4MATIC/all-wheel drive) Engine 274.9 in model 238 except code M005 (Vehicles with 4MATIC/all-wheel drive)	AR20.00-P-1142OLC
6	Remove drain screw from oil pan (1) and catch engine oil in a suitable container. Notes on engine oil and filter changes	: Replace sealing ring.	AH18.00-P-0104-01A
		Engine 274.910 in model 213 Engine 274.920 in model 213 (except 213.043/049/143/243), 238 (except 238.343/443) Engine 274.920 in model 213.043/049/143/243, 238.343/443Engine oil	*BF18.00-P-1001-01ZA
		Drain screw to oil pan	*BA01.45-P-1002-01T
7	Remove guide tube (2) from oil pan (1) and charge-air distributor and pull out.		AR18.40-P-3520MRD
8	Remove catalytic converter clamp at exhaust system.	Engine 274.9 in model 213 except code M005 (Vehicles with 4MATIC/all-wheel drive) Engine 274.9 in model 238 except code M005 (Vehicles with 4MATIC/all-wheel drive)	AR49.10-P-5500MRD
9	Remove coolant hose to heater cooler from firewall.	Engine 274.9 in model 213 except code M005 (Vehicles with 4MATIC/all-wheel drive) Engine 274.9 in model 238 except code M005 (Vehicles with 4MATIC/all-wheel drive)	AR20.20-P-7441-01RQ
10	Install engine support fixture and slightly lift engine.		AR01.10-P-2400-17MRD
		Engine 274.9 in model 213.050/053/054/153/155/253 Bolt, coolant expansion reservoir for high-voltage battery cooling to crossmember	*BA20.50-P-1006-01D
		Adaptation plates	Fig 5
		Adapter kit	Fig 6
		Engine hoist	Fig 2
		Engine lifting device	Fig 4
11	Remove engine carriers from the engine mounts.	Engine 274.9 in model 213 with code M005 (Vehicles with 4MATIC/all-wheel drive) Engine 274.9 in model 238 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR22.10-P-4330MRC
		Engine 274.9 in model 213 except code M005 (Vehicles with 4MATIC/all-wheel drive) Engine 274.9 in model 238 except code M005 (Vehicles with 4MATIC/all-wheel drive)	AR22.10-P-4330MRD
12	Continue lifting engine with engine support fixture.	Raise engine carefully. Otherwise, the consequence is damage to the cables and lines.
13.1	Lower front axle.	Engine 274.9 in model 213 except code M005 (Vehicles with 4MATIC/all-wheel drive) Engine 274.9 in model 238 except code M005 (Vehicles with 4MATIC/all-wheel drive) Engine 274.9 in model 238 except code M005 (Vehicles with 4MATIC/all-wheel drive)	AR33.10-P-0100LWO
		Engine 274.9 in model 213 except code M005 (Vehicles with 4MATIC/all-wheel drive)	AR33.10-P-0100LWE
13.2	Remove front axle.	Engine 274.9 in model 213 with code M005 (Vehicles with 4MATIC/all-wheel drive) Engine 274.9 in model 238 with code M005 (Vehicles with 4MATIC/all-wheel drive) Engine 274.9 in model 238 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR33.10-P-0100LWQ
		Engine 274.9 in model 213 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR33.10-P-0100LWE
14	Remove front axle differential with support.	Engine 274.9 in model 213 with code M005 (Vehicles with 4MATIC/all-wheel drive) Engine 274.9 in model 238 with code M005 (Vehicles with 4MATIC/all-wheel drive)
		Engine 274.9 in model 213, 238 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR33.30-P-0525OLC
15	Remove oil lines for automatic transmission from oil pan (1) and automatic transmission and place to one side.	Engine 274.9 in model 213 with transmission 725.0 Engine 274.9 in model 238 with transmission 725.0 Engine 274.9 in model 213, 238 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR27.55-P-0600OLE
		Engine 274 in model 213, 238 with transmission 725.0 except code M005 (Vehicles with 4MATIC/all-wheel drive)	AR27.55-P-0600OLC
16	Release and disconnect electrical connector of oil level check switch (S43).
17	Remove electric line of oil level check switch (S43) from oil pan (1).
18	Remove electric coolant pump ground line from oil pan (1).	Engine 274.9 in model 213 (except 213.048/049/148) Engine 274.9 in model 238 (except 238.348/448) : Make sure electric coolant pump ground line is seated correctly on oil pan (1). Electric coolant pump malfunctions otherwise occur.
		Bolt, ground line electric coolant pump to oil pan	*BA01.45-P-1006-01T
19	Remove oil pan bottom section (3).		AR01.45-P-7555MRD
20	Remove oil suction pipe from oil pump.	Engine 274.9 in model 213 with code M005 (Vehicles with 4MATIC/all-wheel drive) Engine 274.9 in model 238 with code M005 (Vehicles with 4MATIC/all-wheel drive)
		Bolt, oil suction pipe to pipe flange/bracket	*BA18.10-P-1003-01S
21	Remove screws/bolts of transmission from oil pan (1).	Engine 274.9 in model 213 with transmission 716.7 Engine 274.9 in model 238 with transmission 716.7Bolt/nut, transmission to engine	*BA26.10-P-1001-01J
		Engine 274.9 in model 213 with transmission 725.0 Engine 274.9 in model 238 with transmission 725.0Screw/bolt, transmission to engine	*BA27.10-P-1001-04H
22	Remove screws (1s).	: Pay attention to different lengths of screws. Bolt, oil pan to crankcase/timing case cover	*BA01.45-P-1001-01T
23	Release oil pan (1) from crankcase and remove downwards. Notes on sealant path for oil pan	Do not drive in tools between crankcase and oil pan (1) for release purposes. If necessary, heat oil pan (1) in area of sealing surfaces using a hot air gun. Otherwise, the consequence is damage to the sealing surfaces. Commercially available devices/tools  Hot air blower : Apply sealing compound to sealing surface of oil pan (1) and observe notes on sealant path on oil pan (1) while doing so.	AH01.45-P-0001-01MMA
		Sealant, Loctite 5970, 50 ml	*BR00.45-Z-1013-01A
		Application gun	Fig 3
24	Check pilot bushing (50) for damage.	Engine 274.9 in model 213 Engine 274.9 in model 238 with code M005 (Vehicles with 4MATIC/all-wheel drive) If pilot bushing (50) is damaged: ↓ Replace pilot bushing (50). : Observe installation position (arrow).
25	Remove pilot bushing (50).	Engine 274.9 in model 213 Engine 274.9 in model 238 with code M005 (Vehicles with 4MATIC/all-wheel drive) When installing a new oil pan (1). : Pilot bushing (50) must be installed in oil pan (1). Otherwise, the radial shaft sealing ring on the front axle differential will be damaged. If pilot bushing (50) is not seated correctly in oil pan (1): ↓ Install pilot bushing (50) in oil pan (1) correctly. : Observe installation position (arrow).
26	Remove oil level check switch (S43).	When installing a new oil pan (1).	AR18.40-P-4115MRD
27	Remove intermediate shaft from oil pan (1).	Engine 274.9 in model 213 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive) Engine 274.9 in model 238 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive) When installing a new oil pan (1).	AR33.30-P-0625LWX
28	Remove holders of oil lines for automatic transmission.	Engine 274.9 in model 213 with transmission 725.0 Engine 274.9 in model 238 with transmission 725.0 When installing a new oil pan (1).
		Engine 274.9 in model 213 with transmission 725.0 Engine 274.9 in model 238 with transmission 725.0Bolt, bracket for oil line/oil cooling system to oil pan	*BA27.55-P-1013-01D
	Clean
29	Clean sealing surfaces at oil pan (1) and crankcase.	Do not use any sharp-edged tools or abrasive paper. Otherwise, the consequence is damage to the sealing surfaces.	AR01.00-P-0050-01A
		Loctite 7200	*BR00.45-Z-1038-04A
		Loctite 7063 (400 ml) cleaning spray	*BR00.45-Z-1046-04A
30	Install in the reverse order.
	Check
31	Check engine oil level and correct if necessary.
			AP18.00-P-1811MP
32	Check transmission oil level and correct if necessary.	Engine 274.9 in model 213 with transmission 725.007/017 Engine 274.9 in model 213 with transmission 725.047	AR27.00-P-0270EWH
		Engine 274.9 in model 213 with transmission 725.0 (except 725.007/017/047) Engine 274.9 in model 238 with transmission 725.0	AR27.00-P-0270EWN
	Risk of accident  from vehicle starting off by itself when engine running. Risk of injury  (bruises and burns) resulting from working on the engine while it is being started or when it is running.	Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.	AS00.00-Z-0005-01A
33	Perform engine test run and, while doing so, check engine and transmission for leak tightness and function.
34	Install lower engine compartment lining.		AR61.20-P-1105LWE

Fig 2: Identifying Engine Hoist (205 589 00 61 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Application Gun (112 589 00 25 00)

Courtesy of MERCEDES-BENZ USA

Fig 4: Identifying Engine Lifting Device (240 589 00 61 00)

Courtesy of MERCEDES-BENZ USA

Fig 5: Identifying Adaptation Plates (240 589 00 32 00)

Courtesy of MERCEDES-BENZ USA

Fig 6: Identifying Adapter Kit (240 589 01 31 00)

Courtesy of MERCEDES-BENZ USA