Timing...

[Barry E. King]

Yes, many manufacturers apparently did the same thing.  There were a few who
supposedly had full ODB-II implementations as early as 1994 although some of
the software may have been buggy according to the scan tool companies I
contacted.


Barry

> -----Original Message-----
> From: owner-diy_efi at efi332.eng.ohio-state.edu
> [mailto:owner-diy_efi at efi332.eng.ohio-state.edu]On Behalf Of soren
> Sent: Sunday, November 15, 1998 12:05 AM
> To: diy_efi at efi332.eng.ohio-state.edu
> Subject: Re: Timing...
>
>
>
> >I can't even use ODBII scan tools or any scan tool that I am
> aware of other
> >than maybe the overpriced factory unit.  This particular year
> (1994) has a
> >quasi-ODBII implementation but no Mitsubishi service port as in previous
> >years.  I say "quasi" because there is an ISO port (ALL the pins are
> >present?!?) and the ECU pinout I have acquired or deduced is very
> >ODBII-like.  The kicker is that none of the three ODBII scanner tool
> >producers have a tool that works with this particular year since it isn't
> >strictly speaking ODBII compliant.
>
>
>     The years 94-95 GM started getting their service departments ready for
> OBDII by changing a few things at a time.  They started implementing the
> OBDII style diagnostic connectors first;  I think it was mainly
> on Buick and
> GMC vehicles.
>
> Soren Rounds
>