Just got my TPI running...questions...

[NRG]

Mine throws that code  when the knock sensor is disconnected.
----- Original Message -----

From: <Tedscj at aol.com>
To: <gmecm at diy-efi.org>
Sent: Sunday, November 12, 2000 5:09 PM
Subject: Just got my TPI running...questions...


> Well, I just spent the last two weekends installing a TPI system on my car
> and just got it started after it turned dark on this Sunday night.  And
since
> it's already dark by the time I get home from work, I guess I won't get to
> work on it more till next weekend.
> But I immediately ran into a couple of problems.
> The one you all might be able to help me is ... is there I source on the
net
> that details error codes.
> I immediately got an error code 42 'spark control failure'.  But I know
there
> are a few different things this can be.  The ECM seems to read the RPM
just
> fine, and the advance (watching with timing light) seems to follow the
> commanded advance, so I'm not sure what the problem is exactly.
> Here is a little background info: SBC, 727 ECM, AUJP BIN.  When I rev it
up
> to 3000RPM, it runs rough and the tach. goes nuts.  It never did this
before.
> I don't know if this info is pertinent, but the distributor is the large
HEI
> coil-in-cap.  I bought a distributor off of EBAY. It was the Computer
control
> variety, but it had a V6 cap on it!  I though I had been ripped, but
luckily
> I looked underneath the cap and it was indeed a V8 distributor.  But I am
> using my old cap that was from the '75 HEI distributor.  Are these
> interchangeable? Or do I need to get the 'right one'?  Perhaps the posts
are
> keyed just enough degrees off to be causing a problem?  Tomorrow, I'll buy
a
> new one regardless, but I'm still curious to know.
> But the main question is 'What exactly does code 42 mean' and does anybody
> have a link to a sight that lists all the error codes and details to there
> exact meaning.
>
> Thanks,
> Ted
> --------------------------------------------------------------------------
--
> To unsubscribe from gmecm, send "unsubscribe gmecm" (without the quotes)
> in the body of a message (not the subject) to majordomo at lists.diy-efi.org
>

----------------------------------------------------------------------------
To unsubscribe from gmecm, send "unsubscribe gmecm" (without the quotes)
in the body of a message (not the subject) to majordomo at lists.diy-efi.org