Hair today, gone tomorow, was he dog food?

rr RRauscher at nni.com
Fri Oct 15 22:31:22 GMT 1999


To disable egr on a '747, set the egr enable temp to max. Location
$1b3 to $00, its inverse temp. Shouldn't even need to disable the diag
bits.

BobR.


Mika Helander wrote:

> I had same troubles, but patiently tried couple of times and got all
> packages. Had some trouble installing disassembly package.
>
> I tried a bit C.A.T.S Engine Tuner with my ANLX prom and noticed that
> there seems to be "alien" value for cool compensation spark table
> when vacuum is 40kPa and temp 5c - all surrounding values are 0 or 3.1
> but this one is 6.0 !? And this repeated in program help files where
> was diagram of other 7747 prom.
>
> Anyone any good reasons for this?
>
> And, I think that to disable EGR I set all values to reflect 0% EGR
> values - any comments?
>
> Anyway it's great to see graphically the contents of my calibrations!
> I noticed that in Main Fuel Table #2, %VOl. Eff. Adder map it looks
> like computer "thinks" that VE goes down starting at 4000rpm, and
> this value is much "smaller" compared to next one so this explains
> my power/torgue "ditch" in wheel dyno diagrams...
>
> And, there is bugs in software...
> 1. crashes occasionally to "Run time error '6' -- Overflow" for
>    example when having Main FT #2 open and then Tables - ECM CONSTANTS
>    opened
> 2. filling of the EGR Correction Vs. Load Vs. EGR D.C (probably 2-dim
>    array filling bug)
> 3. can't open two instances of the program in NT 4.0 SP5
>
> Well, and some others too...
>
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