Remove/install oil pan

AR01.45-P-7500RT

Remove/install oil pan

18.02.2020

Engine

113.971 in model 251.075/175

1

Oil dipstick guide tube

4b

Oil pan top section

10

Oil cooler line Screw/bolt

2

Screw

5

Alternator bracket

11

Oil pan bracket

3

Bracket

6

Bolt, double hose clamp

B2/5

Hot film mass air flow sensor

4

Oil pan bottom section

4

Oil pan bottom section

4a

Bolts

4b

Oil pan top section

37

Engine mount screws

 External Torx set

*001589760900

 

Remove/install

 Danger

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.

AS00.00-Z-0010-01A

 Warning

Risk of injury caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof.

No parts of the body or limbs should be within the operating area when the components are moving.

AS00.00-Z-0011-01A

Topical note

Notes on self-locking nuts and bolts

AH00.00-N-0001-01A

1

Open engine hood and raise to vertical position

AR88.40-P-1000RT

2

Remove partition wall between wheel wells

AR62.30-P-2400RT

3

Remove engine cover

AR01.10-P-2405RT

4

Remove oil dipstick guide tube (1) from bracket (3)

AR18.40-P-3510RT

 Removal: Release screw(2) from bracket (3) and pull oil dipstick guide tube (1) upward and turn to the side.

 Installation: Replace sealing ring!

 Screw/bolt, cylinder head cover

*BA01.20-P-1001-01E

5

Remove hot film mass air flow sensor (B2/5)

AR07.07-P-1454RT

 Installation: For better assembly, apply some lubricant on the rubber ring of the hot film mass air flow sensor (B2/5).

Antifriction paste, rubber parts 2.5 kg, DBL 6867.00

*BR00.45-Z-1002-06A

6

Lift/jack up vehicle

AR00.60-P-1000RT

7

Remove lower engine compartment paneling

AR61.20-P-1105RT

8

Drain engine oil, collect if necessary

 Oil drain screw to oil pan

*BA01.45-P-1003-01B

 Engine oil

*BF18.00-P-1001-01H

9

Remove complete exhaust system

AR49.10-P-7000RT

10

Remove oil pan bottom section (4)

AR01.45-P-7555RT

 Screw/bolt, oil pan bottom section to oil pan top section

*BA01.45-P-1005-01B

11

Remove oil pump

AR18.10-P-6020RT

 Bolt, oil pump to crankcase

*BA18.10-P-1001-01B

12

Remove oil cooler line screw/bolt (10) at oil pan bracket (11).

 Screw, oil cooler oil line to oil pan

*BA27.55-P-1003-01D

13

Remove screw for double clamp (6) from alternator bracket (5)

 Bolt, clamp to oil line

*BA27.55-P-1004-01D

14

Remove screws of the engine mount (37)

 Bolt, front engine mount to front axle carrier

*BA22.10-P-1001-03F

15

Lift engine

 Ensure that the engine does not make contact with the body at the rear.

Engine supporting device, engine lifting device



Engine lifting device side adapter

16

Remove screws (4a) from oil pan top section (4b) and remove oil pan top section (4b)

Bolt plan for oil pan

AR01.45-P-7500-06GZ

Notes on sealant path for oil pan

AH01.45-P-0001-01CD

 Removal: Remove oil pan in the direction of travel toward the front; if necessary, turn crankshaft somewhat.

 Installation: Pay attention to different lengths and diameters of the screws, see: 

 Installation: Apply sealant bead of 2.0 mm 0.5 mm to sealing surfaces! The sealant must be applied within 10 min! The silicone bead must not be spread!

 Bolt, oil pan to cylinder crankcase

*BA01.45-P-1001-01B

 Bolt, automatic transmission to engine

*BA27.40-P-1008-01A

Sealant, Loctite 5970, 50 ml

*BR00.45-Z-1013-01A



Clean

17

Clean sealing surfaces

AR01.00-P-0050-01A


Do not use any sharp-edged tools or abrasive paper.
The sealing surfaces will be damaged otherwise.

Loctite 7200

*BR00.45-Z-1038-04A

Loctite 7063 (400 ml) cleaning spray

*BR00.45-Z-1046-04A

18

Install in the reverse order

 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

19

Check engine oil level

AR18.00-P-3035-01GZ

 Check for leaktightness when engine is running.

20

Read out fault memory and clear if necessary

STAR DIAGNOSIS diagnosis system



AD00.00-P-2000-04A

 Stored faults entries which may have been caused by disconnecting lines or by a simulation must be erased in the fault memory after completing the work.

 Crankcase ventilation, cylinder head cover

Number

Designation

Engine 113

BA01.20-P-1001-01E

Screw/bolt, cylinder head cover

Stage 1

Nm

9

Stage 2

°

–

 Oil pan

Number

Designation

Engine 113.971

BA01.45-P-1001-01B

Bolt, oil pan to cylinder crankcase

M6

Nm

9

M8

Nm

20

 Oil pan

Number

Designation

Engine 113.971

BA01.45-P-1003-01B

Oil drain screw to oil pan

M14

Nm

30

 Oil pan

Number

Designation

Engine 113.971

BA01.45-P-1005-01B

Screw/bolt, oil pan bottom section to oil pan top section

Thread not pre-tapped

Nm

–

Thread pre-tapped

Nm

–

 Oil pump

Number

Designation

Engine 113.964/971

BA18.10-P-1001-01B

Bolt, oil pump to crankcase

M830

Nm

20

M740

Nm

–

M616

Nm

–

 Engine mount, engine support (engine side)

Number

Designation

Model 251

BA22.10-P-1001-03F

Bolt, front engine mount to front axle carrier

Nm

53

 Housing

Number

Designation

Transmission 722.9

BA27.40-P-1008-01A

Bolt, automatic transmission to engine

M1040

Nm

38

M1045

Nm

38

M1090

Nm

38

M12

Nm

–

 Transmission oil cooling

Number

Designation

Transmission 722.9

BA27.55-P-1003-01D

Screw, oil cooler oil line to oil pan

Nm

12

 Transmission oil cooling

Number

Designation

Transmission 722.9

BA27.55-P-1004-01D

Bolt, clamp to oil line

Nm

8

 Engine lubrication

Number

Designation

Engine 113.964/971

Engine 113.964/971

BF18.00-P-1001-01H

Engine oil

Filling capacity with oil filter

Liter

8,5

8,5

Filling capacity without oil filter

Liter

–

–

Sheet

BB00.40-P-0229-01A

-

Sheet

BB00.40-P-0229-03A

-

Sheet

BB00.40-P-0229-05A

BB00.40-P-0229-05A

Repair materials

Number

Designation

Order number

BR00.45-Z-1002-06A

Antifriction paste, rubber parts 2.5 kg, DBL 6867.00

A 000 989 01 60

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