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  1. COMAND NTG1 Won’t enter update mode

    R230 SL-Class
    Well I thought I’d update and close this thread off after a few months of reading and trying things. Firstly to confirm and amplify some of the posted advice, I needed to source the specific Command Update software disc for my car. In my case, R230 2005 car it was part number 220 589 05 22 00...
  2. COMAND NTG1 Won’t enter update mode

    R230 SL-Class
    Hi, thanks again for taking the time to reply. I have a disc with part no W211589132200 so according to your link that is for an "E" Class or "CLS" Class and that means it's not correct for my SL. That could explain it. I have a separate disc for the Nav Software and that starts to briefly...
  3. COMAND NTG1 Won’t enter update mode

    R230 SL-Class
    Hi, already tried that and it wouldn’t recognise the disc. I bought a generic NTG1 firmware upgrade disc off eBay. Is there a unique disc for the SL do you think?
  4. COMAND NTG1 Won’t enter update mode

    R230 SL-Class
    Apologies if I’m missing something, I’m trying to do a firmware update on my COMAND NTG1. I’ve spent the last 2 hours trying different suggestions from YouTube and Google etc but I can’t get the unit to accept any of the suggested key sequences and enter update mode. I’ve tried 1+3+8 etc. Is...
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