Information on application of sealant to crankcase bottom section - AH01.40-P-1000-03AMG
WARNING: This page does not describe the selected car, but rather 28 other vehicles, including the 2012 Mercedes-Benz GL550, 2012 Mercedes-Benz GL450, 2011 Mercedes-Benz ML63, 2011 Mercedes-Benz ML550, and 2011 Mercedes-Benz ML350. However, it is still accessible from the selected car via links, so may be relevant.
Engine 156
Sealant path
The line drawn in (F) identifies the sealant application. The sealant must be applied only to specified surfaces with a bead of 2.0 mm (0.5 mm). The sealant must be applied within 10 min.
The silicone bead should not be spread. Only use released sealant listed in the MB Repair Information.