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Re: digital dash mods..   2001-08-02 16:12:00 <Shane Plummer [splummer@...>
Supra Club of New Zealand - http://www.econz.co.nz/~supras

Then run the 5/8 converter and thus moving speed cut to 180MPH

The consensus form the MKIV guys in the UK when running the 5/8 fuel map is
not affected.?


----- Original Message -----
From: Murray <triplem@xtra.co.nz>
To: ''Supra Club' ' <sconz@listbot.com>; Stuart Woolford
<stuartw@kcbbs.gen.nz>
Date: Sunday, November 07, 1999 11:49 PM
Subject: Re: digital dash mods..


> Supra Club of New Zealand - http://www.econz.co.nz/~supras
>
> Just another thought Stuart, if the speedo has jumpers to make it go from
> MPH to KMH why can't we just put a switch on them (when & if we find
them )
> so we can run in kmh most of the time and then switch to mph when we want
> to?
>
> MMM
> ----- Original Message -----
> From: Stuart Woolford <stuartw@kcbbs.gen.nz>
> To: <sconz@listbot.com>
> Sent: Sunday, November 07, 1999 11:10 PM
> Subject: digital dash mods..
>
>
> > Supra Club of New Zealand - http://www.econz.co.nz/~supras
> >
> >
> > Well, I've just taken apart the left hand side digital dash display
module
> > (the one with oil, boost, tems, warnings on it) and had a look at the
> > electronics setup. It's got an 8049 microprocessor on it, and a couple
of
> > nipon-denso custom chips.
> >
> > The interesting part is 4 passive components labeled J1 J2 J4 J5 which
are
> > positions for jumpers (look a bit like normal low-power resistors), only
> > two of these are installed (J1 and J5) - these look like they control
> > features, one of the pair definately sets the position of the thin lit
> > line on either the third or fifth major line up on the boost display,
the
> > other pair go directly to the ECU, so are probable some digital feature
> > change (possible tems or oil pressure scaling, something like that..)
> >
> > it's damb hard to get the display unit off the board to get to the
> > jumpers, so I would not recomend anyone start cutrting up their dash,
but
> > this is an interesting pointer, it means that with some carefull work we
> > MAY be able to unlock >180kph display, or possibly make the dash read in
> > MPH (which would technically be illegal, BTW..)
> >
> > what I need now is the other main module from a digital dash ie: the
> > speedo one, preferably (almost essentially) a disposable one..
> >
> > Stuart.
> >
> >
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>
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