LT1 EFI Question
lkurek at smtpgate.anl.gov
lkurek at smtpgate.anl.gov
Thu Apr 2 13:36:14 GMT 1998
First of all, the 95 PCM is *NOT* a full OBDII implementation. It may
have the ALDL connector (implemented late 95), and the flash memory,
but the data sensors/error states are OBDI.
Now to your question...yes, you are in a limp home mode. From what you
posted, the removal of the AIR pump and EGR, which both return
feedback to the PCM that they are working, can cause the computer to
go into this mode. If you need any specific info, please feel free to
drop me a line...I've done a *LOT* of work with the LT1's.
TTYL!
Larry Kurek
______________________________ Reply Separator _________________________________
Subject: LT1 EFI Question
Author: <diy_efi at efi332.eng.ohio-state.edu> at internet
Date: 4/1/98 8:27 PM
Hello All,
I installed a '95 LT1 in my 240Z. I have removed EGR, air pump,
canister purge valve, shift indicator lamp, and MIL. Everything else is
intact. About 30 seconds after starting the car, the cooling fan
activates. Is this some sort of quasi limp-home mode due to the missing
components? The PCM *does* go into closed loop, so I am assuming that it
isnt a full blown "limp". Would I be correct?
TIA
--
Ron & Stephanie Tyler
'72 LT1/T56 240Z
http://www.whit.org/jcaudle/LT1-3.jpg
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