[Gmecm] Injector pins

Robin Handley Robin
Sun Aug 6 13:16:13 UTC 2006


Many thanks Bill. :-)

Consequently if, as I believe, $8D and $58 use the same, single, PWM
register to switch the injectors on, then, IIUC, both the injector AND
injector ground ECM pins should be the same for both codes  (when running on
the same hardware). Does anybody know of a reason why this might not be the
case?

Robin

----- Original Message -----
From: "Bill - Comcast" <b.shaw at comcast.net>
To: <gmecm at diy-efi.org>
Sent: 06 August 2006 13:37
Subject: Re: [Gmecm] Injector pins


> The pin going to the injector is switched to ground by the ECU to fire
> the injector.
>
> Bill
>
> Robin Handley wrote:
> > Given that each injector bank has _at_least_ 2 pins:-
> >
> > - 1st one connected to the injectors (other side of the injectors being
> > connected to +12v)
> > - 2nd one connected to engine/battery ground
> >
> > Does anybody know which of these pins is switched by the code?
> >
> > Robin





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