[Diy_efi] L Jetronic Question

Con Torrisi mini at bretts.com.au
Sun Apr 21 01:06:42 GMT 2002


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Hi Al,

Can't help you myself but here are a couple of links that have some =
really good stuff.

http://www.vectorbd.com/peugeot/bosch.html

http://users.exis.net/~audserv/Injection.html

Cheers

Con
  ----- Original Message -----=20
  From: Allen Mitchell=20
  To: diy-efi at www.diy-efi.org=20
  Sent: Saturday, April 20, 2002 2:34 AM
  Subject: Fwd: [Diy_efi] L Jetronic Question


  Hello-
  are there any L Jetronic experts out there that I can pester with =
questions about the innards?
  I have had a few L-Jet boxes from the same model car open, and have =
found big differences in the resistor values.  Many of the resistors are =
in parallel, which I thought was to more precisely set a value, but some =
of the single resistors are different from box to box, sometimes by =
10,000 ohms.  Now these boxes are not from the same lots, so perhaps =
these differences are to compensate for lot to lot variability in the =
semiconductors/op-amps.  But anyway, I am really interested in =
pinpointing those components influence enrichment, etc.  I have been to =
the website originally posted by the Finnish guy, as well as its =
mirrors, and would like to try to integrate that info into actual =
modifications.
  Thanks,
  Al




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<META http-equiv=3DContent-Type content=3D"text/html; =
charset=3Diso-8859-1">
<META content=3D"MSHTML 5.50.4522.1800" name=3DGENERATOR>
<STYLE></STYLE>
</HEAD>
<BODY bgColor=3D#ffffff>
<DIV><FONT face=3DArial size=3D2>Hi Al,</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>Can't help you myself but here are a =
couple of=20
links that have some really good stuff.</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>
<DIV><FONT face=3DArial size=3D2><A=20
href=3D"http://www.vectorbd.com/peugeot/bosch.html">http://www.vectorbd.c=
om/peugeot/bosch.html</A></FONT></DIV>
<DIV>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2><A=20
href=3D"http://users.exis.net/~audserv/Injection.html">http://users.exis.=
net/~audserv/Injection.html</A><A=20
href=3D"http://www.vectorbd.com/peugeot/bosch.html"></A></FONT></DIV></FO=
NT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>Cheers</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>Con</FONT></DIV>
<BLOCKQUOTE=20
style=3D"PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; =
BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
  <DIV style=3D"FONT: 10pt arial">----- Original Message ----- </DIV>
  <DIV=20
  style=3D"BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: =
black"><B>From:</B>=20
  <A title=3Dallenom at hotmail.com =
href=3D"mailto:allenom at hotmail.com">Allen=20
  Mitchell</A> </DIV>
  <DIV style=3D"FONT: 10pt arial"><B>To:</B> <A =
title=3Ddiy-efi at www.diy-efi.org=20
  href=3D"mailto:diy-efi at www.diy-efi.org">diy-efi at www.diy-efi.org</A> =
</DIV>
  <DIV style=3D"FONT: 10pt arial"><B>Sent:</B> Saturday, April 20, 2002 =
2:34=20
  AM</DIV>
  <DIV style=3D"FONT: 10pt arial"><B>Subject:</B> Fwd: [Diy_efi] L =
Jetronic=20
  Question</DIV>
  <DIV><BR></DIV>
  <DIV>
  <DIV>
  <DIV>
  <DIV>Hello-</DIV>
  <DIV>are there any L Jetronic experts out there that I can pester with =

  questions about the innards?</DIV>
  <DIV>I have had a few L-Jet boxes from the same model car open, and =
have found=20
  big differences in the resistor values.&nbsp; Many of the resistors =
are in=20
  parallel, which I thought was to more precisely set a value, but some =
of the=20
  single resistors are different from box to box, sometimes by 10,000=20
  ohms.&nbsp; Now these boxes are not from the same lots, so perhaps =
these=20
  differences are to compensate for lot to lot variability in the=20
  semiconductors/op-amps.&nbsp; But anyway, I am really interested in=20
  pinpointing those components influence enrichment, etc.&nbsp; I have =
been to=20
  the website originally posted by the Finnish guy, as well as its =
mirrors, and=20
  would like to try to integrate that info into actual =
modifications.</DIV>
  <DIV>Thanks,</DIV>
  <DIV>Al</DIV></DIV><BR clear=3Dall></DIV></DIV><BR clear=3Dall>
  <HR>
  Join the world&#8217;s largest e-mail service with MSN Hotmail. <A=20
  href=3D"http://g.msn.com/1HM205401/l">Click=20
Here</A><BR></BLOCKQUOTE></BODY></HTML>

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