Results 1 to 3 of 3

Thread: Script exited with code $06FF: Checksum failure.

  1. #1
    New Member
    Join Date
    Jun 2015
    Posts
    3

    Default Script exited with code $06FF: Checksum failure.

    I HAVE A 2012 CHEVY 1500 with 5.3 THAT WE JUST DONE A DOD DELETE. HOOKED UP THE COMPUTER AND DOWN LOADED THE TUNE MADE MY CHANGES THEN TRIED TO INSTALL IN TRUCK AND IT GETS ALL THE WAY TO THE END EVERY TIME AND THROWS Script exited with code $06FF: Checksum failure. I DONT MESS WITH THE E38 VERY OFF TEN JUST Need some help thanks in advance i did try to put the stock tune in it and it threw the same code at the very end

  2. #2
    Lifetime Member GMPX's Avatar
    Join Date
    Apr 2003
    Posts
    13,148

    Default

    No knowing what versions of software you are running I would suggest updating to this beta and then retrying the flash.
    https://forum.efilive.com/showthread...-Beta-Update-3

    Then if the ECM has been tuned with some of the handheld tuners out there sometimes they can cause this, do you know if that is the case?

    Cheers,
    Ross
    I no longer monitor the forum, please either post your question or create a support ticket.

  3. #3
    New Member
    Join Date
    Jun 2015
    Posts
    3

    Default

    Quote Originally Posted by GMPX View Post
    No knowing what versions of software you are running I would suggest updating to this beta and then retrying the flash.
    https://forum.efilive.com/showthread...-Beta-Update-3

    Then if the ECM has been tuned with some of the handheld tuners out there sometimes they can cause this, do you know if that is the case?

    Cheers,
    Ross
    did the update and worked perfectly i didn't realize that there was a new update out or i would have done that first thanks

Similar Threads

  1. $06FF Checksum Failure
    By Agile One in forum FlashScan V2
    Replies: 16
    Last Post: September 19th, 2021, 03:48 PM
  2. 06FF Checksum Failure on E38 PCM for 06 Z06
    By injected in forum Gen IV V8 Specific
    Replies: 4
    Last Post: April 1st, 2015, 07:58 AM
  3. Script exited with code $0101: No data received
    By paint94979 in forum Duramax LB7
    Replies: 8
    Last Post: January 14th, 2015, 06:37 PM
  4. T43 TCM code $06FF: checksum failure
    By 400ss in forum 6 speed/8 speed RWD/FWD Transmission Tuning (incl T43, T76, T87)
    Replies: 11
    Last Post: August 15th, 2014, 09:26 AM
  5. Replies: 2
    Last Post: July 17th, 2012, 03:27 PM

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •