Remove/install engine oil fill level sensor

AR18.40-P-5116OLI

Remove/install engine oil fill level sensor

02.12.2019

Engine

654 in model 205, 253

Engine

656 in model 253

Shown on engine 654 without code M005 (vehicles with 4MATIC/all-wheel drive)

2

Sealing ring

3

Bolts

5

Electrical connector

B40/6

Engine oil fill level sensor

 Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

 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

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

 

Remove/install

1

Drain engine oil.



Engine 656 in model 253
with code M005 (Vehicles with 4MATIC/all-wheel drive)

AP18.00-P-0101OIA



Engine 656 in model 253
except code M005 (Vehicles with 4MATIC/all-wheel drive)

AP18.00-P-0101OIB



Engine 654 in model 205, 253
with code M014 (Engine uprated)

AP18.00-P-0101FA



Engine 654 in model 205, 253
except code M014 (Engine uprated)

AP18.00-P-0101FC

2

Release and disconnect the electrical connector (5).

3

Remove screw/bolts (3).

 Bolt, mounting for fill level sensor

*BA18.40-P-1001-01O

4

Remove engine oil fill level sensor(B40/6).

 Installation: Replace sealing ring (2).

5

Install in the reverse order.

 Warning

Risk of burn injuries, suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning caused by skin contact with solid components of the exhaust.

Wear protective clothing and safety glasses. Use the extraction system. Move people out of the hazard area.

AS49.00-Z-0001-01A

 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

6

Carry out engine test run and check engine for proper leak tightness and leak tightness.

 Oil level sensor, oil pressure sensor

Number

Designation

Engine 654

Engine 656

BA18.40-P-1001-01O

Bolt, mounting for fill level sensor

Nm

9

8