Remove/install turbocharger oil circuit return line - AR09.40-P-6043MNA

ENGINE 176 in MODEL 463 

ENGINE 177 in MODEL 205 

ENGINE 178 in MODEL 190 

Fig 1: Turbocharger Oil Circuit Return Line Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove left ATL (1)	When removing the left oil circuit return line (2).	AR09.40-P-6026MNA
2	Remove right ATL (1)	When removing the right oil circuit return line (2).	AR09.40-P-6027MNA
3	Remove screw/bolt (4) on ATL (1)	Bolt, oil return line to turbocharger/crankcase	*BA09.40-P-1003-01ZA
4	Remove screw/bolts (3) on ATL (1) and oil circuit return line (2) from ATL (1)	Replace oil circuit return line (2) and seal.
		Bolt, oil return line to turbocharger/crankcase	*BA09.40-P-1003-01ZA
5	Install in the reverse order