Remove/install oil pan

AR01.45-P-7500MRD

Remove/install oil pan

18.02.2020

Engine

274.9 in model 213

Engine

274.9 in model 238

Shown on engine 274 in model 213.042 except code M005 (4MATIC)

1

Oil pan

1s

Screw

2

Guide tube

3

Oil pan bottom section

S43

Oil level check switch

 Caution

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

 Caution

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

 Danger

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

Topical note

Notes on self-locking nuts and bolts

AH00.00-N-0001-01A

Topical note

Notes on threaded connections with aluminum screws/bolts

AH00.00-P-0006-01RM

Topical note

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

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

 

Remove/install

1

Deactivate easy entry/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 enable for the high voltage on-board electrical system

Engine 274.9 in model 213.050

AR54.10-P-1150LHV

3

Secure vehicle on vehicle lift

AR00.60-P-0100CW

4

Remove engine compartment paneling

AR61.20-P-1105LWE

 Installation: Only install lower engine compartment paneling after a leak test.

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 and catch engine oil in a suitable container

Topical note

Notes on engine oil and filter changes

AH18.00-P-0104-01A

 Installation: Replace sealing ring.

 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

Attach engine hoist and raise engine somewhat

AR01.10-P-2400-17MRD

 Engine 274.9 in model 213.050Bolt, coolant expansion reservoir for high-voltage battery cooling to crossmember

*BA20.50-P-1006-01D

 Adaptation plates

*240589003200

 Adapter kit

*240589013100

 Engine hoist

*205589006100

 Engine lifting device

*240589006100

11

Remove the engine support from 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

Raise engine further with engine hoist


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 transmission 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 connection for oil level check switch (S43)

17

Remove electrical line for switch oil level check (S43) at 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)

 Installation:
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 screw/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 screw/bolts (1s)

 Installation: 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

AH01.45-P-0001-01MMA


Do not drive any tools between crankcase and oil pan (1) to unfasten them. 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

 Installation: Apply sealant to sealing surface of oil pan (1) and, in doing so, observe notes on sealant path on the oil pan (1).

Sealant, Loctite 5970, 50 ml

*BR00.45-Z-1013-01A

 Application gun

*112589002500

24

Remove oil level check switch (S43)

When installing a new oil pan (1).

AR18.40-P-4115MRD

25

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

26

Remove brackets 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

27

Clean sealing surfaces on the oil pan (1) and crankcase

AR01.00-P-0050-01A


Do not use any sharp-edged tools or abrasive paper.
Otherwise, the consequence is damage to the sealing surfaces.

Loctite 7200

*BR00.45-Z-1038-04A

Loctite 7063 (400 ml) cleaning spray

*BR00.45-Z-1046-04A

28

Install in the reverse order



Check

29

Check engine oil level, and correct if necessary



AP18.00-P-1811MP

30

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

 Warning

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

31

Carry out engine test run, while doing so check the engine and transmission for leaktightness and proper function

32

Install lower engine compartment paneling

AR61.20-P-1105LWE

 Oil pan

Number

Designation

Engine 274

BA01.45-P-1001-01T

Bolt, oil pan to crankcase/timing case cover

M6

Nm

11

 Oil pan

Number

Designation

Engine 274

BA01.45-P-1002-01T

Drain screw to oil pan

Nm

40

 Oil pan

Number

Designation

Engine 274

BA01.45-P-1006-01T

Bolt, ground line electric coolant pump to oil pan

Nm

12

 Oil pump

Number

Designation

Engine 274

BA18.10-P-1003-01S

Bolt, oil suction pipe to pipe flange/bracket

Nm

9

 Heat exchanger

Number

Designation

Model 213

BA20.50-P-1006-01D

Bolt, coolant expansion reservoir for high-voltage battery cooling to crossmember

Nm

7

 Manual transmission complete

Number

Designation

Transmission 716.7

BA26.10-P-1001-01J

Bolt/nut, transmission to engine

Nm

40

 Automatic transmission complete

Number

Designation

Transmission 725.0

BA27.10-P-1001-04H

Screw/bolt, transmission to engine

Nm

39

 Transmission oil cooling

Number

Designation

Transmission 725.0

BA27.55-P-1013-01D

Bolt, bracket for oil line/oil cooling system to oil pan

Nm

12

 Engine lubrication

Number

Designation

Engine 274.91 in model 205, 213
Engine 274.92 in model 205, 213, 238, 253
except code M005 (Vehicles with 4MATIC/all-wheel drive)

Engine 274.92 in model 205, 213, 238, 253
with code M005 (Vehicles with 4MATIC/all-wheel drive)

BF18.00-P-1001-01ZA

Engine oil

Oil filling capacity with oil filter

l

7

6,5

Sheet

BB00.40-P-0223-02A

BB00.40-P-0223-02A

Repair materials

Number

Designation

Order number

BR00.45-Z-1013-01A

Sealant, Loctite 5970, 50 ml

A 003 989 98 20 10

BR00.45-Z-1038-04A

Loctite 7200

Henkel AG & Co. KGaA
http://www.loctite.de

BR00.45-Z-1046-04A

Loctite 7063 (400 ml) cleaning spray

A 001 986 71 71 09