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-   -   Can no longer connect to '165 ECU $6e adx (https://www.thirdgen.org/forums/diy-prom/762226-can-no-longer-connect.html)

Green89IROC305 06-22-2019 11:24 AM

Can no longer connect to '165 ECU $6e adx
 
Hey all,

Hoping for an assist here. The other day I removed my dash to fix my blend doors. Got it all back together and now I can no longer connect to my ECU via Tuner Pro RT w/Moates ALDL 1 cable.

I have confirmed continuity from ECU pin A8(orange) to ALDL Pin E, and from ECU Pin A9(wht/blk) to ALDL Pin A.

I have also tested 2 different ECUs and 2 different Memcals, I reburned one of them as well.

Suggestions on what might have gone wrong?

Thanks

Green89IROC305 06-22-2019 12:20 PM

Re: Can no longer connect to '165 ECU $6e adx
 
Never mind. It is now connecting again. So weird...

IROCThe5.7L 06-23-2019 02:29 PM

Re: Can no longer connect to '165 ECU $6e adx
 
They are picky sometimes. I for many years (15+) have never had big issues connecting. It might take a few tries here and there. But last year the car gave me some issues. And it was a complete pain to get my ecm to connect. I'm talking 10-15 tries. And nothing changed in the vehicle.

Green89IROC305 07-03-2019 07:11 PM

Re: Can no longer connect to '165 ECU $6e adx
 
Well I am back to having major connection issues.
If anyone could help me start at the basics I'd appreciate it as I am stuck mid tune for my new engine.

What is required for a successful connection? Particular pins on the ecm and aldl?
How do I enter TunerPro Rt's connection debug data stream window?

Things I have tried:
Verified grounds on all ECM grounds are under 10 ohms.
Verified ALDL ground is under 10 ohms
Verified continuity between A8 and ALDL B
Verified continuity between A9 and ALDL E

I just get mostly no connection, but at times it snaps right in and connects. Mostly does not though.

I cannot for the life of me find Tuner Pros debug logs, but I was able to with ALDLDroid, and it seems both my ECMs are responding with 0 bytes of data for some reason.

Green89IROC305 07-11-2019 05:29 PM

Re: Can no longer connect to '165 ECU $6e adx
 
Turns out it was the USB portion of the ALDL Xtreme that was the problem. Replaced that and gtg again.


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