Removing and installing injection valves - AR07.03-P-6522D

ENGINE 104.94 /99, 111.920 /921 /94 /96 /970 /973 /974 /975 /977 (except, 104.990) 

Shown on engine 104 

Fig 1: Identifying Anti-Twist Lock, O-Ring, Fuel Injection Valve And Four-Point Lug

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig. item, etc.	Work instructions
	Remove fuel rail together with injection valves, install		AR07.03-P-1450D
16/7	Anti-twist lock on injection valve	pull off Installing:  the anti-twist lock must engage in the four-point lug (arrow) on the injection valve (Y62)
16/8, 16/9	O-rings	replace, Oil for installing.