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Thread: Uncontoller Unlocker X35 Invalid Key

  1. #1
    Tuner in Training
    Join Date
    Jan 2019
    Posts
    13

    Uncontoller Unlocker X35 Invalid Key

    I've just purchased Mpvi2 and having trouble Calibrating and writing.. Just at the end of the flash I get a.. Failed..
    Controller Unlocker X35 Invalid Key?
    I was still able to start the car so I didn't brick the ECU..
    Any help would be appreciated.. Cheers

  2. #2
    Tuner in Training
    Join Date
    Jan 2019
    Posts
    13
    All OK.. Rebooting the laptop seemed to fix the problem..

  3. #3
    Potential Tuner
    Join Date
    Mar 2012
    Posts
    4
    I keep getting this didn't retry after booting but I will.