Remove/install oil filter housing

AR18.20-W-3471C

Remove/install oil filter housing

04.12.2019

Engine

457.9 in model 374, 375, 940, 942, 943, 944, 958

Modification notes

22.01.2009

Work procedure completely revised.

01.01.1970

Dimensions of the assembly pins changed.

Operation step 27

WF58.50-W-1820-01A

18.03.2009

Value changed: coolant inlet fitting screw on coolant pump

BA20.10-N-1002-01P

21.03.2016

Screw/bolt, guide pulley to carrier

BA13.22-N-1001-01G

1

Oil filter housing

2

Oil filter cover

3

Sealing ring

4

Oil filter element

5

Oil-water heat exchanger

6

Seal

7

Air intake hose

8

Crankcase breather line

9

Coolant inlet fitting

10

Seal

11

Coolant hose

Shown on vehicle without code MS4 (BlueTec 4) or without code MS5 (BlueTec 5)

1

Oil filter housing

9

Coolant inlet fitting

11

Coolant hose

12

Engine wiring harness

13

Electrical wiring harness

14

Guide pulley

15

Poly-V-belt

16

Screw plug (M141.5)

B110

Oil pressure and oil temperature combination sensor

G2

Alternator

Pfeile

Bolts

Shown on vehicle with code MS4 (BlueTec 4) or with code MS5 (BlueTec 5)

1

Oil filter housing

19

Bracket

24

Screw

9

Coolant inlet fitting

20

Charge air pipe

B110

Oil pressure and oil temperature combination sensor

12

Engine wiring harness

21

Coolant line*

G2

Alternator

17

Electrical wiring harness*

22

Clamping device*

Y107

SCR tank heater solenoid valve*

18

Bracket

23

Coolant line*

*

Only on vehicles with code MS4 (BlueTec 4) or with code MS5 (BlueTec 5)

 

Remove/install

 Warning

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 pressure. Do not pour coolant into beverage containers.
Wear protective gloves, protective clothing and safety glasses.

AS20.00-Z-0001-01A

Topical note

Notes on coolant

AH20.00-N-2080-01A

1

Switch off ignition

 Warning

Risk of injury caused by body parts being pinched or crushed as cab is tilted

Ensure that no one is within the tilting range of the cab as it is being tilted. Always tilt the cab all the way to the end position and secure it with the safety strut.

AS60.80-Z-0001-01A

2

Tilt cab

Topical note

Notes on tilting the cab

AH60.80-N-0003-01A

 Installation: Do not tilt back the cab until after the engine oil level test.

3

Disconnect battery ground line

AR54.10-W-0003A

4

Remove soundproofing on top right of frame

5

Clamp off coolant line (23) from coolant inlet fitting (9) with the clamping device (22).

 Only on vehicles with code MS4 (BlueTec 4) or with code MS5 (BlueTec 5).

 Clamp

*000589543700

6

Clamp off the coolant line (21) on the SCR tank heater solenoid valve (Y107) with the clamping device (22)

 Only on vehicles with code MS4 (BlueTec 4) or with code MS5 (BlueTec 5).

 Clamp

*000589543700

7

Drain some of the coolant from the engine and collect it

AR20.00-W-1142B

8

Remove the coolant line (23) from the coolant inlet fitting (9)

 Only on vehicles with code MS4 (BlueTec 4) or with code MS5 (BlueTec 5).
Collect escaping coolant in a clean vessel.

9

Remove air intake hose (7)

 Installation: Check air intake hose (7) for damage; replace if necessary.
Do not install air intake hose (7) until engine oil circuit has been filled.

 Air intake hose clamp on air intake pipe and turbocharger

*BA09.41-N-1005-01K

10

Remove charge air hose on charge air pipe (20)

 Installation: Check charge air hose and clamps for damage; replace if necessary.

 Clamp, charge air hose to charge air housing/charge air pipe and charge air cooler

*BA09.41-N-1001-01K

11

Remove bolt (24) from bracket

12

Remove charge air pipe (20) on exhaust gas turbocharger

 Close off seal holes on exhaust gas turbocharger.

 Clamp, charge air pipe to turbocharger

*BA09.41-N-1006-01K

13

Remove screw plug (16) and drain off remaining coolant at the oil filter housing (1).

 Collect coolant in clean vessel.

 Screw plugs to oil cooler housing

*BA18.20-N-1006-01R

14

Release oil filter cover (2) with oil filter element (4).

 When being released, engine oil runs from the oil filter housing (1) and oil filter element (4) back into the oil pan.

 Oil filter cover to oil filter housing

*BA18.20-N-1007-01R

15

Detach electrical wiring harness (13) from coolant inlet fitting (9)

16

Release tension on poly-V-belt (15) of the alternator (G2) and remove from the belt pulley and guide pulley (14)

AR13.22-W-3902-02C



AP13.22-D-1351-01A

 Observe poly-V belt (15) routing diagram.

 Installation: Check condition of poly-V-belt (15); replace if necessary.

17

Release screw of the guide pulley (14) from the carrier.

 Screw/bolt, guide pulley to carrier

*BA13.22-N-1001-01G

18

Remove ground line from alternator (G2)

 Bolt, ground line to alternator

*BA15.40-N-1010-01M

19

Remove alternator (G2) at support

 Do not remove the alternator (G2), only connect it to the engine.

 Bolt connecting alternator to carrier

*BA15.40-N-1003-01M

 Bolt/nut connecting alternator to carrier

*BA15.40-N-1004-01M

20

Remove both coolant hoses (11) from coolant inlet fitting (9)

 Collect escaping coolant in a clean vessel. Check coolant hoses (11) for damage; replace if necessary.

21

Remove coolant inlet fitting (9) from the coolant pump and the engine carrier

 Bolt connecting coolant inlet fitting to coolant pump

*BA20.10-N-1002-01P

22

Remove oil filter cover (2) and oil filter element (4)

 Installation: Replace sealing ring (3). Check oil filter element (4) for damage and contamination; replace oil filter element (4) if necessary.

23

Disconnect electrical engine wiring harness (12) from oil pressure and oil temperature combi-sensor (B110)

24

Disconnect electrical connector of the hydraulic constant throttle solenoid valve.

 Only on vehicles with code (MZ4) turbobrake.

25

Release electrical wiring harness (17) from the brackets (18, 19) and oil filter housing (1), and place it to one side

 Only on vehicles with code MS4 (BlueTec 4) or with code MS5 (BlueTec 5).

26

Remove bracket (18) from oil filter housing (1) and from bracket (19)

 Only on vehicles with code MS4 (BlueTec 4) or with code MS5 (BlueTec 5).

27

Remove screws from oil filter housing (1)



WF58.50-W-1820-01A

 First, remove both screws (arrows) and screw in both fabricated assembly pins at their locations. Then, remove remaining screws.

 Installation: First screw in all screws up to the ones in whose locations the assembly pins are screwed in. Then remove both fabricated assembly pins and pull out of the oil filter housing (1) with the magnet pin.
Then screw in both of the remaining screws (arrows) and tighten all screws.

 Bolt, oil filter/oil-water heat exchanger housing to crankcase

*BA18.20-N-1003-01R

28

Remove oil filter housing (1) from cylinder crankcase

 Remove oil filter housing (1) via the two screwed-in assembly pins. Catch escaping coolant and engine oil.

29

Remove sealing ring (6)

 Installation: Clean sealing surfaces. Install new seal (6) over both of the screwed in assembly pins.

30

Check oil-water heat exchanger (5) for external damage.

If damage is present:



replace oil-water heat exchanger (5).

AR18.30-W-6840C

31

Remove hydraulic constant throttle solenoid valve and bracket.

 Only on vehicles with code (MZ4) turbobrake if the oil filter housing (1) is being replaced.

 Hydraulic constant throttle solenoid valve to crankcase

*BA01.50-N-1001-01C

 Socket

*457589000900

32

Install in the reverse order

33

Fill engine oil circuit

AR18.00-W-1600C

 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

34

Start engine and allow to run in idle for approx. 10 s until the oil pressure has built up and then run the engine at varying rotational speeds

35

Turn off engine and check area of oil filter housing (1) for leaktightness

 Visual inspection.

36

Check engine oil level at display; correct if necessary

Notes on engine oil

AH18.00-N-0101-01HA

 Check engine oil level after waiting at least 5 min. after switching off the engine.
Observe engine oil grade set in maintenance system or Specifications for Operating Fluids.

 Constant throttle

Number

Designation

Engine 457.9

BA01.50-N-1001-01C

Hydraulic constant throttle solenoid valve to crankcase

Nm

35

 Charge air pipe/charge air cooling

Number

Designation

Engine 457.9

BA09.41-N-1001-01K

Clamp, charge air hose to charge air housing/charge air pipe and charge air cooler

Nm

7,5

 Charge air pipe/charge air cooling

Number

Designation

Engine 457.9

BA09.41-N-1005-01K

Air intake hose clamp on air intake pipe and turbocharger

Nm

4,5

 Charge air pipe/charge air cooling

Number

Designation

Engine 457.9

BA09.41-N-1006-01K

Clamp, charge air pipe to turbocharger

Nm

10

 Belt drive

Number

Designation

ENGINE 457.9

BA13.22-N-1001-01G

Screw/bolt, guide pulley to carrier

M10

Nm

50

M14

Nm

95

 Alternator

Number

Designation

ENGINE 457.9

BA15.40-N-1003-01M

Bolt connecting alternator to carrier

M10

Nm

50

 Alternator

Number

Designation

ENGINE 457.9

BA15.40-N-1004-01M

Bolt/nut connecting alternator to carrier

M12

Nm

80

 Alternator

Number

Designation

ENGINE 457.9

BA15.40-N-1010-01M

Bolt, ground line to alternator

Nm

12

 Oil filter

Number

Designation

Engine 457.9

BA18.20-N-1003-01R

Bolt, oil filter/oil-water heat exchanger housing to crankcase

Nm

50

 Oil filter

Number

Designation

Engine 457.9

BA18.20-N-1006-01R

Screw plugs to oil cooler housing

M12x1.5

Nm

20

M14x1.5

Nm

20

M22x1.5

Nm

20

M30x1.5

Nm

40

 Oil filter

Number

Designation

Engine 457.9

BA18.20-N-1007-01R

Oil filter cover to oil filter housing

Nm

40

 Coolant pump, coolant thermostat

Number

Designation

ENGINE 457.9

BA20.10-N-1002-01P

Bolt connecting coolant inlet fitting to coolant pump

Nm

60