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Thread: hp tuners connect issues

  1. #1

    hp tuners connect issues

    OK everything was fine setting parameters and uploading and the data logging every now and then suite would not write error said failed controller timed out. Now the next day it says it all the time. I have checked
    everything i can think of. Scanner says something wrong with ecm controller. Any thoughts?

  2. #2
    One has power, fuses are good, pro adapter lights up. Do I have a bad Ecm?
    2000 trans am p01 ecm

  3. #3
    Tuning Addict 5FDP's Avatar
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    Does it run though?

    If it runs, it's not the computer.

    What is the exact failure code you get?
    2016 Silverado CCSB 5.3/6L80e, not as slow but still heavy.

    If you don't post your tune and logs when you have questions you aren't helping yourself.

  4. #4
    The car does not even try to start.
    It doesn't give me a failure code.

  5. #5
    Tuning Addict 5FDP's Avatar
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    Just curious, did it fail during a write or where you doing something else then attempted to start the car and it does nothing?


    Does the computer have voltage?
    2016 Silverado CCSB 5.3/6L80e, not as slow but still heavy.

    If you don't post your tune and logs when you have questions you aren't helping yourself.

  6. #6
    Car ran last night. Got off of work today and nothing. I didn't check computer voltage, just the fuse. I will check voltages in the am.

  7. #7
    Tuner
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    Try a new good quality usb cable, i have found 9 times out of 10 this is the issue.