thanks!

awesome! thanks

should i also change the "alarm low" value as well? and if so, what value would you suggest?

excuse the noobness, but what would have to be changed? and would it be in the A217 $0D TP5 v250.adx file?

would it be as simple as changing the "range low" in the picture to a negative number?...

thanks for the heads up! work has been hectic so i havent had opportunity to dig in yet!

im glad to help, and happy i can contribute!

im an industrial controls electrician by trade so i have a slight advantage P

im just getting back to this thread, work has been very hectic..

thanks for all the replys and ideas...

so far i have found the alternator was only putting out 12.5 volts.. i have installed...

I had not messed with the altitude spark bias in the past, but it was set at 0.

the specs for the engine in its stock form calls for 0 timing and it is set at that...

i have changed out the...

would you say my icm is bad Dave? when my engine gets up to operating temp, it acts like the timing is way advanced and is hard to start.

attached is a screenshot of the wbo2 spreadsheet with the...

using a 16197427 ecm with BDYT memcal ($od) on a 4.3 liter tbi engine,
does anyone know what triggers the "hot restart flag" and what happens when it is active?

on the 2 relay setup (top)
primary fan is top relay (turns on top fan)
secondary fan is bottom relay (turns on bottom fan)

the fans are supplied with 12 volts when ground is applied to their...

it seems that the screw in temp sensor for the 700r4 is internal and discontinued/superceeded by the plastic temp sensor that is part of the wiring harness..
looks like i will just set the...

while i didn't have the honor of meeting him, i would imagine the spirit of what he started here lives on in the current administration.. they are always willing to help, and very knowledgeable.
...

you sir, are awesome!

where would i find the stock vortec timing tables? i have a vortec 4.3 i am putting to together as a backup to my 94 4.3 tbi.
the vortec unit is a 2002 with the spider injection. i have a tbi...

WOOHOO looks like this sensor is what i needed!! *
*
*
** with a little more research, it turns out this packard temp sensor does not have the same temp curves as the oem sensor.
** in the...

Thanks Brian! I'll look into that.

Good insight 1project2many! I hadnt thought of the other issues!

howdy, and welcome!

just a thought..... if i leave all the tables the same and use a bench setup to determine what temp the ecm "thinks" 160 degrees is. (lets say when the probe is at 160 degrees the ecm thinks it is at...

it is basically the same as the 16197427 (it uses the same xdf and adx files) as a matter of fact, the bin i am using in it is a 16197427 bin. it has a temp sensor for the engine located near the...

this is the chart referenced in honken's post above..... 16567

Great info!! thanks much...

just so i am not about to mess things up.... this is where i would adjust things correct?
16566

edit to say i understand that i would have to edit the other...

i am not explaining my issue properly....

the trans temp is input to the ecm on pins b4/b5 in its stock form.
the oem temp sensor for the ecm would be what is found in a 4l60e and is internal...

i know the ecm is looking at pin B5 for a signal with B4 being ground.
i guess my question is if i am using a temp sensor that isnt oem, can i scale it in the ecm to have it react the way i want...

awesome, thanks!

thanks for the reply Honken, the sensor i have on the way may have the same specs as the oem 4l60e temp sensor.. i dont know honestly..
if it does awesome and it is plug and play...
i dont know...