986 Forum - The Community for Porsche Boxster & Cayman Owners - View Single Post - I "thought" I fixed my AOS

Geof3 · 07-27-2019, 10:57 PM

Get a manometer, an extra oil cap, and a threaded tube connect and tap it into the extra cap. An easy way to test the crankcase vacuum, thus see if your AOS is on its way out, or just bad.

07-27-2019, 10:57 PM	#14
Geof3 Registered User Join Date: Feb 2017 Location: CO Posts: 989	Get a manometer, an extra oil cap, and a threaded tube connect and tap it into the extra cap. An easy way to test the crankcase vacuum, thus see if your AOS is on its way out, or just bad.