Install engine ventilation line

NOTE: TECHNICAL INFORMATION
Make sure that the connections are locked correctly. The locks must engage audibly.

Feed the engine ventilation line (4) onto the clean air pipe and install.
Make sure that the locking mechanisms (2) audibly engage on the clean air pipe.
Feed in the engine ventilation line (4) on the top of the cylinder head cover and install.

Courtesy of BMW OF NORTH AMERICA, INC.
Make sure that the locking mechanisms (2) audibly engage on the cylinder head cover.
Connect and lock the connector (1).
Make sure the connector (1) engages audibly.

Follow-up work