Remove/install fuel pressure sensor - AR07.04-P-0030SXI

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ENGINE 642.8 in MODEL 164, 166, 212 as of 9/1/09, 218, 221, 251

Fig 1: Fuel Pressure Sensor Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of explosion caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel as well as risk of injury to eyes and skin caused by contact with fuel.	No fires, sparks, open flames or smoking. Pour fuels into suitable and appropriately marked containers only. Wear protective clothing when handling fuel.	AS47.00-Z-0001-01A
	Notes on avoiding damage through contamination and foreign objects		AH00.00-P-5000-01A
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
1	Remove engine cover	Vehicles with code (889) Keyless Go: repeatedly press start/stop button until the ignition is switched off.
2	Remove engine cover	MODEL 166, 212, 218 MODEL 251 with ENGINE 642.8	AR01.10-P-2405RTB
		MODEL 221 with ENGINE 642.8	AR01.10-P-2405SXI
		MODEL 164 with ENGINE 642.8 Ensure correct seating of the engine cover.	AR01.10-P-2405GZB
3	Unlock and unplug Electrical connection (3) on fuel pressure sensor (B47)	Ensure that the electrical connection (3) is correctly engaged on the fuel pressure sensor (B4/7).
4	Remove fuel pressure sensor (B4/7)	When unfastening and tightening the threaded connection counterhold using a suitable tool. Damage can occur on the bracket (6) otherwise. Replace O-ring (5) and apply lubricant paste. ENGINE 642	*BA07.04-P-1017-01G
4	Remove fuel pressure sensor (B4/7)	Antifriction paste, rubber parts 2.5 kg, DB supply specification 6867.00	*BR00.45-Z-1002-06A
5	Install in the reverse order
6	Read out and clear fault memory using STAR DIAGNOSIS
			AD00.00-P-2000-04A
	Check
	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
7	Start engine and check fuel system for leaktightness

SENSORS, TRANSMITTERS

Number	Designation		ENGINE 642
BA07.04-P-1017-01G	Fuel pressure sensor to fuel hose connection housing	Nm	12

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1002-06A	Antifriction paste, rubber parts 2.5 kg, DB supply specification 6867.00	A 000 989 01 60