The other two chips in the MEMCAL (was Re: More Horsepower. More Torque!!)

[Terry/Carol Kelley]

Correct me if I am wrong, but what some people are calling the ESC is the
fuel backup module (over the resistor packs although I think there might be
more to them than resistors.)

Terry Kelley

1986 Olds Ciera GT 3800 Supercharged
-----Original Message-----
From: Marc Randolph <mrand at pobox.com>
To: gmecm at esl.eng.ohio-state.edu <gmecm at esl.eng.ohio-state.edu>
Date: Wednesday, March 31, 1999 3:20 PM
Subject: The other two chips in the MEMCAL (was Re: More Horsepower. More
Torque!!)


>On Wed, Mar 31, 1999 at 10:07:28AM -0500, David A. Cooley wrote:
>> >Sorry, I should have stated more properly that if you remove the cats,
>> >you aren't street legal.  When I said that, I had in mind the ZR-1,
>> >where the cats are attached to the exhaust manifolds, so going to
headers
>> >would mean no cats (unless you pay even more for headers with cats).
>>
>> Ah..
>> Wasn't aware the ZR1 had the cats as part of the manifolds... Makes sense
>> though with the limited room under a vette.
>> Can they be removed at all from the manifolds?
>> If so, sending the manifolds to be extrude honed might be worth a few HP.
>
>Unfortunately, they can not be easily removed... I suppose you could
>saw them off and weld them back on, but I'm not sure enough HP would
>be gained to be worth the effort.
>
>Back to ECM related issues - I've looked through the archives and
>it appears that everyone decided that the two chips in the MEMCAL
>(the two small chips under the ESC unit) are resistor packs.  Was this
>ever confirmed?  Also, does the ESC part of the MEMCAL put out a
>digital or analog signal to the ECM?
>
>The reasons for these questions is this type of thing could influence
>how far away from the ECM I'd be willing to relocate the MEMCAL
>(ie, closer to an emulator).
>
>Thanks!
>
>   Marc
>
>--
>  Marc Randolph     -    mrand at pobox.com    -     PGP keyID: 0x4C95994D
>   "During my service in the U.S. Congress, I took the initiative in
>    creating the Internet."   - US vice Pres. Al Gore in an Mar 9, 1999
>              interview on CNN somehow claiming he created the Internet
>
>