Removing and installing resonance flap - AR09.20-P-1791D

WARNING: This page does not describe the selected car, but rather 42 other vehicles, including the 1999 Mercedes-Benz S600, 1999 Mercedes-Benz S500, 1999 Mercedes-Benz S420, 1999 Mercedes-Benz S320, and 1999 Mercedes-Benz CL600. However, it is still accessible from the selected car via links, so may be relevant.

ENGINES 104.94/99 (except 104.990)

Fig 1: Identifying Resonance Flap Components

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig. item, etc.	Work instructions
Arrow	Coupling	pull off vacuum connection (22/3) at the resonance intake manifold switchover valve (Y22/6)
22/2	Gasket	replace