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awesome Stuart thanks alot for that
i couldn't remember the exact way Cully explained it so i figure
instead of trying to explain it in my blonde language i would just
quote it hehe
thanks ;)
Suze
On Sun, 03 Oct 2004 10:29:08 +0000, Stuart <stuartw@kcbbs.gen.nz> wrote:
> On Sunday 03 October 2004 12:00, Supra Club of NZ Mailing List digest wrote:
> > hey Cully
> >
> > when we've spoken to you, you said that Stuart had made a discovery
> > with the 1jz engine and ecu that on gear change the auto doesn't
> > actually retard the engine but rather drops injectors which in turn
> > drops cylinders
> > is this correct from what i remember
> > also would you be able to post up all the fancy stuff in how that
> > worked and what method stuart used to find this out
>
> Cullys dead, 'cause I killed him ;) (sure he will be back soon, damn hard to
> kill them!)
>
> The engine may also retard the ignition, I have not as yet monitored that so I
> cannot be sure.
> I certainly do know that it drops injection events (and possibly the
> associated ignition, not sure on that either). Interestingly it seems to bias
> the dropped cylinders to the centre two, although I think it also drops
> others at times.
>
> I know this as I had been running a multi-channel logging injector duration
> monitor on my car to diagnose an ECU fault (as well as spending a lot of time
> inside the ECU, damn thing..) which is now fixed.
>
> Next generation may well allow for ignition timing monitoring as well,
> although that is a bit more difficult as I need a TDC signal, hard to get.
>
> Regards,
> Stuart W.
>
>
>
> ---
> Supra Club of New Zealand - http://www.supras.org.nz/
> Website sponsored by Alltech Diesel & Turbocharger http://www.turbo.co.nz
>
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