Remove/install oil pan

AR01.45-P-7500HA

Remove/install oil pan

27.10.09

 

Remove/install

1.1

Remove charge air hose (27) at pressure regulator housing

Engine 605.960

AR09.41-P-1311H

2.1

Detach charge air pipe (26) at radiator

Engine 605.960

AR09.41-P-1311H

3

Release fan shroud (7) or fan shroud ring (7a) from brackets and lay over fan

 Installation for engine 604/605 

Adjust fan shroud

AR20.40-P-6800-01HA

4

Remove oil-water heat exchanger (4) at oil pan

Model 124 with oil-water heat exchanger at oil pan

Model 202 until 06.94, with oil-water heat exchanger in oil pan.

For this purpose, drain coolant and engine oil

AR18.30-P-3480HA

5

Remove stabilizer bar (5) of front suspension

Model 124

ra32001240300x

Model 202

AR32.20-P-0300C

6.1

Disconnect ground line at battery

Model 202

AR54.10-P-0003A

7.1

Unscrew electrical cable for starter

 Engines 601, 604, 605 in model 202
Unscrew cable at terminal block (X4) in left of footwell

8

Unscrew bolts on engine mount (18, 18a)



*BA22.10-P-1002-01D



*BA22.10-P-1008-01D

9.1

Unbolt exhaust (28) at exhaust manifold and transmission intermediate bearing

Engine 604, 605

AR49.10-P-7000I

10

Unscrew oil pan bolts (19, 19a)

 Installation:
Pay attention to the bracket (10) for the oil level sensor electrical line and the ground strap fastening (W11/1) at the transmission bell.

For automatic transmission (code 420a, 425a) observe bracket for automatic transmission oil lines (13) and transmission wiring harness (15, 16).

Pay attention to different lengths and diameters of bolts!

Engines 604, 605, 606, bolting diagram for oil pan

AR01.45-P-7500-06HA

Align oil pan (24) to rear contact surface on transmission.

 If the oil pan is not aligned to the transmission, this can result in noise and vibration problems.



*BA01.45-P-1001-01A



*BA01.45-P-1002-01A

11

Raise engine



AR01.10-P-7500-03HA

 Ensure that the injection line is not damaged when attaching to front engine lifting eyes

Do not apply tension to the coolant hoses, if necessary, release the radiator from the supports.

12

Remove oil pan (24) together with oil gasket (25)

 Model 202: in the event of long oil baffle at the oil pan, the oil pump must be dismantle if the oil pan is drained.

Remove oil pump

Take oil pan down and out in direction of travel; rotate crankshaft slightly, if necessary, for this step.

If automatic transmission fitted, push ATF lines slightly to the side.

Clean contact surfaces of oil pan.

Replace gasket (25) of oil pan.

 Installation: Fix gasket of oil pan (25) to crankcase with grease if necessary.

Pay attention to the fitted sleeve (17)!

If oil pan is replaced, screw on the oil level sensor using self-tapping screws.

AR18.10-P-6020HA



*001589760900

13

Install in the reverse order

Number

Designation

Engines 601, 602 except 602.982, 603 except 603.

Engine 604, 605, 606

BA01.45-P-1001-01A

Bolt, oil pan to cylinder crankcase

M6

Nm

10

10

M8

Nm

25

25

M10

Nm

40

-

BA01.45-P-1002-01A

Bolt, transmission bell housing to oil pan

Nm

-

40

Number

Designation

Engine 604, 605
in model 202

Engines 605, 606 in model 124

BA22.10-P-1002-01D

Bolt, rear engine mount to rear engine crossmember

Nm

25

25

BA22.10-P-1008-01D

Bolt, engine mount to frame crossmember

Nm

25

40