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V70III ICM bricked during language change/flash

Scheduled Pinned Locked Moved P3 (V40II, V40CC, S60II, V60, XC60, V70III, XC70III, S80)
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  • M Offline
    M Offline
    mrgrog
    wrote last edited by
    #1

    Hi all, for some reason VDASH bricked my ICM module that did not wake up after langauage change (external power supply 13.8/30A was connected -> DIM module went fine). The whole process went without errors vissible in VDASH but in the last stage it connect to the module neither recover it. Whole MOST ring is dead as it is the firest module from IAM. Red light on MOST is blinking, power is there.

    The ICM is not fully dead as in VIDA Software tab, I can put the vehicle in programing mode and read out from ICM hardware version and serial number.

    Will I be able to recover the module from the backup done during the language flash procedure? I am currently cracking the PIN. I am not able to talk to the module via VDASH as it is not seen. I also ordered a backup module with the same HW numner.

    Any hints how to move it forward?

    T5 T6 SchnappiT 1 Reply Last reply
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    • T5 T6 SchnappiT Offline
      T5 T6 SchnappiT Offline
      T5 T6 Schnappi
      replied to mrgrog last edited by
      #2

      @mrgrog you should contact the support. They might see something in the logs on the Vdash servers that didn't work as expected. To install another IAM/ICM you will need to crack the CEM pin and ITP security PIN and than disable ITP security.
      Did you left the car alone and locked for at least 20 minutes after you did the conversion? Where there really no error messages shown in Vdash?
      You can try to restore the factory configuration. But you should talk to the support first.
      Do you have any DTCs in the CEM, or just a greyed out IAM/ICM?

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      • M Offline
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        mrgrog
        wrote last edited by
        #3

        I have sent an email to info(at)d5t5.com, hope they will come back with some help.

        I have already cracked CEM PIN (it took about 5 hours with Mongoose interface / 530 atempts per second). With the rest I will work in coming day(s).

        I have disconected the battery for more than an hour, re-connected (once with ICM power plug in + once without) than turn the ignition on, leave it and check. Did not work unfortunately.

        It looks like the module is not fully bricked as it is responding in my version of VIDA after sending programming command (at least that is what I understand with my limited knowladge - CAN operational) by reporting on correct HW and serial number (in programing mode only). It looks like it does not start / was not flashed properly for some reason. The main problem is that I cannot see it anymore among modules (red in the overview).

        VDASH did not show any error, after the last run of flashing it attempted to reboot and connect to the system and (I guess) could not read it out. Then switched to "recovering previous version" but since the module was not available (what I presume) it just quit.

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        • M Offline
          M Offline
          mrgrog
          wrote last edited by
          #4

          I have DCT regarding "lost comunication with ICM module" in 3 or 4 other modules. IAM and ICM are not grayed out - they are red (the config knows that thay are there, but not responding, maybe because MOST is down). The units that are not responding are :

          ICM, IAM, AUD, MMM and BMP (all red, I have Premium audio)

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