Removing the left engine ventilation line

Prerequisite 

• Ignition is switched off.

Preliminary work 

• Refer to REMOVING THE ACOUSTIC COVER .
• Refer to REMOVING SUSPENSION STRUT BRACE .
• Refer to REMOVING RIGHT SUSPENSION STRUT BRACE .
• Refer to REMOVING INTAKE SILENCER HOUSING .

• Loosen screws (1).
• Unlock the detent (2) and detach the engine ventilation line (4) from the clean air pipe.
• Unlock the locking mechanism (3) and detach the engine ventilation line (4) from the intake pipe of the crankcase ventilation.
• Detach the engine ventilation line (4) from the cylinder head cover, unthread it and remove it.

  Courtesy of BMW OF NORTH AMERICA, INC.