Remove/install oil level sensor - AR18.40-P-5111MMB

ENGINES 157 in MODEL 216, 221 

Fig 1: Identifying Oil Level Sensor Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove bottom engine compartment paneling compartment paneling after engine test run and leak test.	Only install lower engine	AR61.20-P-1105SX
2	Drain engine oil and catch in a suitable container		AP18.00-P-0101SX
3	Separate electrical connector at oil sensor (B40)
4	Remove bolts (3) and oil sensor (B40) from the oil pan bottom section (4)		*BA18.40-P-1004-02C
	Clean
5	Clean sealing surface on the oil pan bottom section (4)	Do not use any sharp-edged tools or abrasive paper as this will damage the sealing surfaces.
		Loctite 7200	*BR00.45-Z-1038-04A
		Loctite 7063 cleaning spray (150 ml)	*BR00.45-Z-1046-04A
6	Install in the reverse order
	Checking
7	Check engine oil level; correct if necessary		AP18.00-P-0101SX
	Risk of accident  caused by vehicle starting off by itself when engine is running. Risk of injury  caused by contusions and burns during starting procedure or when working near the engine as it is running	Secure vehicle to prevent it from moving by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.	AS00.00-Z-0005-01A
8	Carry out engine test run, checking the engine for proper operation and leaks

OIL SENSOR

Number	Designation		Engine 157
BA18.40-P-1004-02C	Bolt, fill level sensor to oil pan bottom section	Nm	9

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1038-04A	Loctite 7200	Henkel Loctite Deutschland GmbH
BR00.45-Z-1046-04A	Loctite 7063 cleaning spray (150 ml)	A 001 986 71 71 10