View Single Post
boyt911sc boyt911sc is online now
Registered
 
Join Date: Mar 2002
Location: Philadelphia, PA
Posts: 12,680
Garage
CIS Troubleshooting………..

Quote:
Originally Posted by flyboy182 View Post
Agreed! Searching for CIS truth is my mission...

I did one other thing since my last post...removed the FA. I disconnected the bottom hose first. LOTS (repeat LOTS) of fuel poured out of the bottom connection. I then removed the two top connections in order to remove it and there was still fuel that came out of the top (mostly from the outer opening not the centre one).

I read one of your earlier helpful posts for someone else and learned some fuel from the bottom is normal/OK. But as
  • Take a deep breath and blow air.
I said a lot poured out. Does this imply I have found a failed FA?

Re the WUR...yes rebuilt, but I don't know the origins of it or by whom, and clearly I am getting the wrong readings per my initial test and as per the photo you can it has been hammered at before. Tony can I open it and try to fix this one or just send this away as a core and hope for more success with another "rebuild"?


Now that you have the fuel accumulator removed from you car, test it! Do a pressure test using the top upper ports. I have posted in this forum a simple way to test the FA by placing it a glass of water and partially submerged the bottom. Use your thumb to cover one of the upper ports and blow air into the other top port. I use different methods successfully to test a ruptured FA diaphragm:
Old 09-27-2025, 01:30 PM
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #144 (permalink)