Oil Pan: Service and Repair

WM 175019 Removing and installing oil pan

Tools





Technical values





Preliminary work

1. Remove engine guard. -> 108019 Removing and installing engine guard - section on "Removing" 108019 Removing and installing engine guard





Engine guard

2. Support the engine on the body. -> 10 Supporting engine on the body
3. Remove the front-axle carrier. -> 400619 Removing and installing front axle carrier 400619 Removing and installing front-axle carrier
4. Remove engine carrier. -> 103019 Removing and installing engine carrier - section on "Removing" 103019 Removing and installing engine carrier

Information

- Collect oil in a clean container so that it can be re-used.

5. Loosen oil drain plug -arrow- and collect engine oil in a container.
Dispose of waste oil in accordance with legal requirements.





Oil drain plug

6. Replace oil drain plug -arrow-. => Tightening torque: 30 Nm (22 ftlb.)





Oil drain plug

Information

Component overview





Component overview for oil pan





Removing oil pan

WARNING

Toxic substances

- Danger of poisoning or suffocation

-> Ventilate the work area well.
-> Never ingest or inhale.
-> Read specific information on the Hazard Sheet.
-> Wear personal protective gear.

WARNING

Hot fluid

- Danger of scalding

-> Let the fluid cool down.
-> Wear personal protective gear.

WARNING

Highly inflammable or explosive materials

- Danger of fire or explosion

-> Avoid contact with hot parts or sources of ignition.
-> Use suction to remove ignitable vapours.
-> Attach warning sign in a clearly visible position.

1. Release connector on oil level sensor -a- and pull it off -arrow-.





Oil level sensor

2. Loosen fastening screws on oil pan in reverse numerical order (25. 1).





Fastening screws on oil pan

3. Remove the oil pan.
Loosen the oil pan by tapping it lightly with a rubber hammer if necessary.
4. Remove sealant from the crankcase with a plastic wedge.





Plastic wedge

5. Clean the oil pan thoroughly.
Use a special plastic brush for drills if necessary.





Plastic brush

Installing oil pan

1. Apply a bead of sealant sealant 000.043.300.39 to the oil pan.
Sealing surfaces must be clean and free of grease.

NOTICE

Oil pump suction line blocked

- Risk of engine damage

-> The bead of sealing compound must not be thicker than => Diameter: 3 mm.

Guide the bead of sealant past the inside of the screw holes -arrows-.





Bead of sealant

2. Fit oil pan on the crankcase and tighten fastening screws in numerical order (1. 25). => Tightening torque: 12 Nm (9 ftlb.)





Oil pan tightening sequence

Information

- After fitting the oil pan, the sealant must be allowed to dry for approx. 30 minutes.

- Then fill in engine oil.

3. Fill in engine oil of the stipulated viscosity and quality and check the oil level.-> 170117 Changing engine oil and oil filter - section on "Checking" Removal and Replacement





Oil dipstick

Subsequent work

1. Install engine carrier. -> 103019 Removing and installing engine carrier - section on "Installing" 103019 Removing and installing engine carrier
2. Install the front-axle carrier. -> 400619 Removing and installing front axle carrier 400619 Removing and installing front-axle carrier
3. Remove engine safety device. -> 10 Supporting engine on the body
4. Install engine guard. -> 108019 Removing and installing engine guard - section on "Installing" 108019 Removing and installing engine guard