Removing and installing diaphragm pressure regulator (LH-SFI) - AR07.17-P-1451E

ENGINE 119.97 

Fig 1: Identifying Diaphragm Pressure Regulator (LH-SFI) Components - Engine 119.97

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Fig. item, etc.	Work instructions
	Risk of explosion	Pay attention to accident prevention regulations!
	Release fuel pressure through service valve at fuel rail	see Diagnosis Manual Engine, Volume 2 Index 3.1	Figure
			Figure
46, 47	O-rings	replace, oil for installing

Fig 2: Identifying Tester (103 589 00 21 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 3: Identifying Pressure Hose (119 589 04 63 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.