BatV

[Programmer]

Standard Motor Products has some pretty whizzy cable ends in their
catalogue,
their bronze compression fitting ends are quite nice.

Lyndon.
----- Original Message -----
From: rr <RRauscher at nni.com>
To: <gmecm at diy-efi.org>
Sent: Wednesday, July 25, 2001 6:27 PM
Subject: Re: BatV


>
> Yep, it's welding cable. Ditto on the ends, either they fit the cable and
> have huge through-holes for the bolts; or the bolts fit and the cable
doesn't!
>
> BobR.
>
> Shannen Durphey wrote:
>
> > 1/0 gauge?  I always head down to the welding shop and wheel-n-deal for
a bunch
> > of welding lead.  That cable conducts some current, plus the insulation
is quite
> > durable.  But the trick is in finding cable ends to fit.
> >
> > Shannen
> >
> > rr wrote:
> > >
> > > Have 1/0 from battery to starter, then 8awg from starter to J block.
> > > Body is ground return. ECM picks up power from J block. Also
> > > have heavy duty switch on gnd line, 1/4 volt lost right there.
> > >
> > > BobR.
> > >
> > > Bruce wrote:
> > >
> > > > Me, Doc, and Sleepy all draw the line at 9.0V
> > > > What ga. wiring ya using?.
> > > > Bruce
> > > >
> > > > From: "rr" <rrauscher at nni.com>
> > > > Subject: BatV
> > > > > Have a good question: what is the minimum acceptable
> > > > > battery voltage during crank? I put a DVM across the
> > > > > battery terminals, pulled the fuel pump fuse and cranked
> > > > > for ~10 seconds. Battery drops to ~10.7 volts and holds
> > > > > during the cranking.
> > > > > For a charged battery & good starter is this a bit low?
> > > > > EFI content: The ECM will still fire the injectors and
> > > > > the engine starts with this low of a battery voltage.
> > > > > The ECM reports the BatV term to be at 9.0 volts during
> > > > > crank. Lots of loss with the battery in the trunk!
> > > > > BobR.
> > > >
>
> --------------------------------------------------------------------------
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