Remove/install ventilation pipe (crankcase ventilation) - RA01001200450X(01-0450)

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.

Preceding work:

Front covers removed 01-2120 .

Guide rails (4) and (6) on cylinder heads removed (05-3450) .

Camshaft adjuster of left inlet camshaft removed (05-2170) .

Fig 1: Identifying Ventilation Pipe (Crankcase Ventilation) Remove/Install Components

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Ventilation pipe (5) at camshaft bearing cap	unbolt, bolt on (21 Nm).
Ventilation pipe (5)	turn to the front and remove upward, install.
Gasket (5a)	replace according to condition.

TIGHTENING TORQUE SPECIFICATION

Bolt of camshaft bearing cap (Torx T40)

Special tools

Fig 2: Identifying Special Tool (001 589 72 21 00 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 3: Identifying Special Tool (000 589 01 10 00 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

NOTE: The gasket (5a) seals the ventilation pipe (5) of the crankcase ventilation to the ventilation chamber with oil separator; see function of crankcase ventilation (01-0400) .

Fig 4: Identifying Gasket And Ventilation Pipe

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.