986 Forum - The Community for Porsche Boxster & Cayman Owners - View Single Post - Identify this small hose under AOS on '00 2.7L

blue62 · 08-05-2023, 04:28 PM

The Piece of hose coming out of the four way connector goes to one side of the black and white valve (H in the picture) the other side of the valve connects to the intake tube.
The valve is a one way valve so you have to connect it correctly.

08-05-2023, 04:28 PM	#5
blue62 Registered User Join Date: Aug 2018 Location: Woodland Wa Posts: 1,297	The Piece of hose coming out of the four way connector goes to one side of the black and white valve (H in the picture) the other side of the valve connects to the intake tube. The valve is a one way valve so you have to connect it correctly.