[Diy_efi] My Tach is crazy, Ignition problem.

[Lee M. Lemoine]

Where do you have your tach pulse connected to? It should be on the five
wire connector, generally on the solid white wire..

-- LL

On 11/8/05, Dustin Lof <bubblesjrtwo at yahoo.com> wrote:
>
> Is your ignition module grounded good, not just the
> metal backing but both screws that secure it, the
> metal under the screws are the actual ground and need
> to make a good connection. the metal backing is just a
> heat sink.
>
> how does it run with the tach disconnected?
>
>
> --- Facundo Lozano Ureta <flozano at twistedandes.com>
> wrote:
>
> > Only the TBI, and GM HEI Distributor, but my engine
> > is Still being a Toyota
> > 2F inline 6 Cilynder.
> >
> >
> > ----- Original Message -----
> > From: "Dustin Lof" <bubblesjrtwo at yahoo.com>
> > To: <diy_efi at diy-efi.org>
> > Sent: Tuesday, November 08, 2005 12:13 AM
> > Subject: Re: [Diy_efi] My Tach is crazy, Ignition
> > problem.
> >
> >
> > >
> > > Are you installing a 4.3 or just the tbi?
> > > is it a GM module and coil or is it MSD? Dustin
> > Lof
> > > --- Facundo Lozano Ureta
> > <flozano at twistedandes.com>
> > > wrote:
> > >
> > >> Hello
> > >>
> > >> I have a toyota Land Cruiser with 2F engine (I6)
> > and
> > >> I'm installing a 4.3
> > >> Chevy TBI.
> > >> My engine run, but my tach is crazy on high RPM
> > >> (2500 RPM) and some times at
> > >> IDLE, and at the same time my ignition don't fire
> > >> when the tach is crazy.
> > >> My ignition module is new, I use an 1227747 ECM,
> > and
> > >> a custom chip. I have
> > >> a GM HEI Dist, and the ignition module is
> > installed
> > >> outside of the
> > >> distributor.
> > >> When I disconect the timing connector, My tach
> > work
> > >> grat and my ignition
> > >> work witout fails.
> > >> any idea?
> > >> may be I have problems with my custon chip or my
> > >> coil?
> > >>
> > >>
> > >>
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> > >>
> > >
> > >
> > >
> > >
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--
Sincerely,

Lee M. Lemoine
http://www.turbochargedsoul.com/
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