View Single Post
Old 05-08-2017, 06:32 PM   #14
Mark_T
Registered User
 
Join Date: Nov 2009
Location: Winnipeg MB
Posts: 2,485
So, on the topic of AOS replacement, I understand the simple test for a failing AOS is to remove the oil breather cap, then place your hand over the tube and see if there is suction.

My question - is a little suction normal? Or does feeling any suction at all indicate a failing AOS?
__________________
'99 black 986
Mark_T is offline   Reply With Quote