Check oil pressure - AR18.00-P-1250GZ (ML500): Notes

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ENGINE 113.964 in MODEL 164.175

Fig 1: Identifying Double Union, Sealing Rings, Screw Plug And Tester

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Remove/install
	Risk of death caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between the columns of the and position the four support plates below the lifting platform support points specified by the vehicle manufacturer.	AS00.00-Z-0010-01A
	Risk of injury caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof.	When moving components, ensure that no body parts or limbs are within the operating range of moving parts.	AS00.00-Z-0011-01A
1	Open engine hood and raise to vertical position		AR88.40-P-1000GZ
2	Unclip cover on engine firewall side	See ↓
		Remove air filter housing	AR09.10-P-1150GZ
3	Unscrew screw plug (4) with sealing ring (5) at timing case cover	Installation: Replace sealing ring.
			*BA18.40-P-1001-01B
4	Fit double fittings (2) with a sealing ring (3) to the crankcase cover and connect tester (1)	Tester	Fig 2
		Double union	Fig 4
	Checking
5	Check engine oil level and correct if required.	The vehicle must be positioned horizontally on the wheels, otherwise false measurements occur.	AR18.00-P-3035-01GZ
		Measuring rod	Fig 5
6	Guide temperature sensor of the remote thermometer through the oil dipstick guide tube into the engine oil and read off the engine oil temperature from the remote thermometer.	Remote thermometer	Fig 3
	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 running engine	Secure vehicle to prevent it from moving by itself. Wear closed and snug-fitting work clothes. Do not grasp hot or rotating parts.	AS00.00-Z-0005-01A
7	Start the engine and measure oil pressure	Bring engine up to operating temperature (approx. 80°C). When the throttle is opened, the oil pressure must rise without any delay.	*BE18.00-P-1001-01B
8	Install in the reverse order
9	Check engine oil level and replenish oil if necessary		AR18.00-P-3035-01GZ
	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 running engine	Secure vehicle to prevent it from moving by itself. Wear closed and snug-fitting work clothes. Do not grasp hot or rotating parts.	AS00.00-Z-0005-01A
10	Conduct engine test run and check the engine for leaks while it is running	In the event of oil loss determine and eliminate cause, otherwise malfunctions, transmission damage, and serious environmental pollution may occur.