Removing and installing vacuum valve for rear tunnel flap Y67/1 - ra83001400888x(0888)

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.

Model 140

Fig 1: Identifying Vacuum Valve And Rear Tunnel Flap

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Control unit N22	Remove (83-635).
Shell beneath ashtray	Remove.
3 vacuum lines	Detach.
Detach.	2-pole plug connection
Remove (2 screws)	Vacuum valve (Y67/1)
Install	In reverse sequence.
Function check	Perform.