Thanks for the tips / answers...
Honestly most of the stuff you told me i'm not aware because this is also new to me and i´m trying to learn day by day.
i live in mexico and i´m trying to setup a...

Hello guys...
I just read a couple of posts here (didnt haad time to read all completly but will try to) and for what i could read it seems that you guys are worrking on OBD2 LT1 ECMs...
If you...

Thanks. I hope tomorrow or Saturday i can go and test this ECM on the car....
Fingers crossed....
Thanks guys...

I will keep posting any news...

Thanks for the explanation...
It clear my doubts.
Cheers

Hello guys...
Good News...
I got yesterday the ECM and just tested minutes ago the flashing, and it went Well...
Just need to clear some doubts:
When it finished the flash process, i got "Cant...

I was able to get (buy) another ECM with the same service number, so i Hope that it arrives on Tuesday to do some more testing...
tomorrow i have an electronic frien to come over to look at the PCB...

thanks.
I know this ECM probably belongs to the "Spare Parts" division now, but i'm trying to see if i can find anything...
i already found a "broken" track and fixed it, but still no luck...
just...

about the voltage, i mention some posts back that value you asked. after that i've been checking the voltage in that "tab" all the time...
now, i've open the ECM and got surprised... Its a mess...

still cant flash ECM...
Made new cables, and was able to connect with battery and establish connection in EEHack, but i'm still having same VPP error on this...
I didnt want to do this, but i might...

Ok. I will check all again and probably will be making some new cables for the connections and will let you guys know...

tested again yesterday and no luck...
tested with a battery, and got no connection.
tested with my power supply and tried several times with differente voltage values, and still no luck...
i´m...

I bought that here in Mexico. I use it to try and read/connect some ECM/ECU and other modules on the bench for tests and programming (when its possible).
I will take some good pictures of the board...

im working with the laptop battery supply all the time for this.
i will try what you mention about the 10-15s time before flash. (i think i already made something like this - waiting time).
About...

no. i dont have one. but i´m planning to "build" one of those simple cables that we can use the sound card on the laptop to see if i can play with it...
Dont know if it will be any good or not or if...

probably i need to review the wirings this night and test with my workstation laptop to see if changes anything...
i just tested with the CAP on the circuit and same result...
i´m also trying to...

thanks. i will try that. i should have some of those in some place here...

i might need to review all the wirings and probably make new cables because i´m using a protoboard and some "dupont" cables that like you say might create some noise...
the voltage i reported is the...

i just went up to 16v and still same error...
need to get a battery or a battery charger to test this.
I just realize that the USB-TTL adapter that i have has a Fake FTDI chip on...

Ok, so i just tried again and still same error...
I'm uploading here the log you mention to do and also the picture of the "Stability Test" so that you can see that i got no errors...
Doing the...

if your asking about the blue PCB were the cable go conneted, its and OBD2 adapter / PCB so that i can connect ECM/ECU, Dash, Immo box, etc for some bench tests...
In this case, i´m just using it to...

Thanks for the quick answer...
I saw your PM now.
I will do some tests on the afternoon / night and see if i can get that Log messages and let you know...
Questions: from the USB-TTL adapter, do...

Hello guys,

I hope someone can help me out.
I'm trying to flash a 95 ECM on the bench using EEHack, but i´m getting an error when doing the flash and i'm not sure what i'm doing wrong...
If...

Nice work and thanks for sharing...
I´m very new at this, but i hope to get some help from you guys...

Cheers

Thanks.

Yes, things in Mexico are different...
I started last year doing some stuff regarding ECU/ECM/Car diagnosis and have been working mainly in compact cars.
But there are a lot of trucks...

Hello guys,

i'm new here and also new in the ECU/ECM mod world...
I hope i can get some great help here and also if i can help someone in anything i will ve very glad to do it...
Hope i can...