[Diy_efi] testing

Wed Feb 23 22:41:01 GMT 2005

This is a multi-part message in MIME format.

--===============1566517420685789==
Content-Type: multipart/alternative;
	boundary="----=_NextPart_000_000F_01C519CE.52C95210"

This is a multi-part message in MIME format.

------=_NextPart_000_000F_01C519CE.52C95210
Content-Type: text/plain;
	charset="us-ascii"
Content-Transfer-Encoding: 7bit

if it's analog, signal from the PCM should be a 5V square wave, freq
dependant on RPM... not sure what divisor they use, so not sure the freq.

  _____  

From: diy_efi-bounces at diy-efi.org [mailto:diy_efi-bounces at diy-efi.org] On
Behalf Of Jim Butterfield
Sent: Wednesday, February 23, 2005 5:34 PM
To: efi list
Subject: [Diy_efi] testing

Need some help guys... Ive got a 2000gtp engine in my 94 grand am... both
engines use a analog guage for the tach. Anyone know how to test both the
tach in the dash and the signal out of the pcm????

thx
jim

  _____  

Do you Yahoo!?
Yahoo! Sports - Sign
<http://pa.yahoo.com/*http://us.rd.yahoo.com/evt=31508/*http://baseball.fant
asysports.yahoo.com> up for Fantasy Baseball.

------=_NextPart_000_000F_01C519CE.52C95210
Content-Type: text/html;
	charset="us-ascii"
Content-Transfer-Encoding: quoted-printable

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META http-equiv=3DContent-Type content=3D"text/html; =
charset=3Dus-ascii">
<META content=3D"MSHTML 6.00.2900.2604" name=3DGENERATOR></HEAD>
<BODY>
<DIV dir=3Dltr align=3Dleft><SPAN class=3D609273622-23022005><FONT =
face=3DArial=20
color=3D#0000ff size=3D2>if it's analog, signal from the PCM should be a =
5V square=20
wave, freq dependant on RPM... not sure what divisor they use, so not =
sure the=20
freq.</FONT></SPAN></DIV>
<DIV dir=3Dltr align=3Dleft><SPAN =
class=3D609273622-23022005></SPAN>&nbsp;</DIV><BR>
<BLOCKQUOTE=20
style=3D"PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #0000ff 2px =
solid; MARGIN-RIGHT: 0px">
  <DIV class=3DOutlookMessageHeader lang=3Den-us dir=3Dltr align=3Dleft>
  <HR tabIndex=3D-1>
  <FONT face=3DTahoma size=3D2><B>From:</B> diy_efi-bounces at diy-efi.org=20
  [mailto:diy_efi-bounces at diy-efi.org] <B>On Behalf Of </B>Jim=20
  Butterfield<BR><B>Sent:</B> Wednesday, February 23, 2005 5:34 =
PM<BR><B>To:</B>=20
  efi list<BR><B>Subject:</B> [Diy_efi] testing<BR></FONT><BR></DIV>
  <DIV></DIV>
  <DIV>Need some help guys... Ive got a 2000gtp engine in my 94 grand =
am... both=20
  engines use a analog guage for the tach. Anyone know how to test both =
the tach=20
  in the dash and the signal out of the pcm????</DIV>
  <DIV>&nbsp;</DIV>
  <DIV>thx</DIV>
  <DIV>jim</DIV>
  <P>
  <HR SIZE=3D1>
  Do you Yahoo!?<BR>Yahoo! Sports - <A=20
  =
href=3D"http://pa.yahoo.com/*http://us.rd.yahoo.com/evt=3D31508/*http://b=
aseball.fantasysports.yahoo.com">Sign=20
  up<A href=3D""></A> for Fantasy Baseball.</BLOCKQUOTE></BODY></HTML>

------=_NextPart_000_000F_01C519CE.52C95210--

--===============1566517420685789==
Content-Type: text/plain; charset="us-ascii"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
Content-Disposition: inline

_______________________________________________
diy_efi mailing list
diy_efi at diy-efi.org
http://lists.diy-efi.org/mailman/listinfo/diy_efi

--===============1566517420685789==--