tuning q for 730 ecm

[Len Sabatine]

     For Race Apps , a switch can be wired in . Turn function ON/OFF.
    Street operation without TCC Lock inhibits ATF flow to cooler causing
    toasted friction material on a longer term. Loss of MPG too.
     Len
>If the need is to not allow the TCC to lockup (I'm assuming when racing
>only), why couldn't you change the "TCC Lower Temp Threshold".  From what I
>have seen, the TCC will not lock until the coolant temp reaches the set
>value.  I know the '7747 and the '8062 have this- don't know about the
>'7730.  Just a thought... ECM may still override.  Of course, your TCC will
>never lock if this holds true, and that's not good for the tranny for
>everyday driving.
>
>IMHO, the "stay locked" setting being discussed has nothing to do with
>forcing the TCC to lock at the set speed.  It only causes the TCC to STAY
>LOCKED if the speed is at or greater than the set value.  How it got locked
>in the first place is something entirely different.
>
>
>-----Original Message-----
>From: owner-gmecm at diy-efi.org [mailto:owner-gmecm at diy-efi.org]On Behalf
>Of timsiford at hushmail.com
>Sent: Tuesday, October 17, 2000 10:59 AM
>To: gmecm at diy-efi.org
>Subject: Re: tuning q for 730 ecm
>
>
>Dave,
>
>I should probably make myself more clear when I say something.  Let me try
>this again...
>
>I found the necessary parameter in the ANHT_HAC.PDF which I believed to
>control the mandatory lockup of the TC.  I submitted this info the GMECM
>mailing list and everyone who did respond to my posts was only in agreement
>that the address that I was referring to looked to be the address that I
>would need to change.  I added this parameter to my TC definition file
>(because,
>  as you said, you can modify the TC definition files).  TunerCat was in
>the process of releasing a new TDF for the 8D so I asked him if he could
>do 4 things....
>1) Add EPROM ID
>2) Add Knock attack rate
>3) Add knock decay rate
>4) add mandatory TC lockup
>
>I had added all 4 of these to my TDF.  The EPROM ID was not working due
>to a bug in TC where he wiped the EPROM ID on every save of the bin.  The
>knock attack and decay rates looked to be working aok.  The TC lockup
>appearend
>not to be working but more testing was still needed.
>
>I asked TC to add the above parameters ... I didn't tell him exactly how
>to do it.  My reference to the address was -my- reference that I used for
>creating my TDF for testing purposes.
>
>Tim
>
>
>At Sat, 14 Oct 2000 23:44:59 -0700, "Dave Zug" <dzug at delanet.com> wrote:
>
> >
> >If he takes it on faith, and he or you don't know that the byte is actually
> >a value that will hold TCC locked WHEN IT IS ALREADY LOCKED, but will
> >not in
> >itself CAUSE A LOCK, the package can give false hope.  The descriptions
> >are
> >short and sometimes cryptic (thanks be to allah for them though!). TunaCat
> >config files can be made by anyone can't they? You can put your own
> >finds in
> >there I thought.
> >
> >PS the ebove description for that parameter is NOT KNOWN TO ME TO BE
> >ACCURATE, I am illustrating a point about interpolating the comments.
> >The
> >proof is in changing the byte and if it did not do what you thought
> >it
> >should do, then either the package is pointing or converting wrong,
> >or the
> >parameter doesnt do what you read the comment to mean.
> >
> >Look thru the HAC for all the other TCC related params and look at the
> >assembly next to them and the other comments. Unfortunately this takes
> >some
> >more patience and skill than I have lately.
> >
> >----- Original Message -----
> >From: <timsiford at hushmail.com>
> >To: <gmecm at diy-efi.org>
> >Sent: Saturday, October 14, 2000 5:47 PM
> >Subject: Re: tuning q for 730 ecm
> >
> >
> >>
> >> >LOOK THRU THE DISSASEMBLIES, NOT JUST THE SOFTWARE PACKAGES!
> >>
> >> I should have mentioned that I pulled it directly from the hac
> >(anht_hac.pdf).
> >>  I am the one who referred TunerCat to this constant.
> >> L831D: FCB 76 ; UNLOCK PREVENTION THRESH, (76 MPH)
> >>
> >> Tim
> >
> >----- End of forwarded message from owner-gmecm at diy-efi.org -----
> >--------------------------------------------------------------------
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>
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