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Thread: M-ASK2 coding

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  1. #1
    BMWHaus Guru
    Join Date
    Jul 2013
    Posts
    1,767
    Ok having another issue.

    Since installing the M-ask2 i've lost Bluetooth.
    I thought coding the Mask2 would restore functionality but it did not, everything else ok though.

    My VO had SA633 and I added SA606 for the NAV.
    Thinking SA633 was somehow not compatible i changed it to SA638 and re-coded the M-ask2. I now see an SMS menu but still no Bluetooth.

    i don't want to try SA644 as that's for a MULF not a TCU.

    in the i-drive settings menu there is an option to activate bluetooth but it wont let me tick the box.

    I've checked the MOST connector at the TCU and there is a red light(i though i might have disturbed the most connector)

    Any ideas what to check or do next ?
    I cant diagnose the TCU via INPA or read it's coding via NCSexpert so is it a physical communication issue i wonder... ?

    I`ll check with ISTA-D later if there is a break in the MOST loop.

    Cheers,
    John

  2. #2
    BMWHaus Guru
    Join Date
    Jul 2013
    Posts
    1,767
    Quote Originally Posted by John_D View Post
    Ok having another issue.

    Since installing the M-ask2 i've lost Bluetooth.
    I thought coding the Mask2 would restore functionality but it did not, everything else ok though.

    My VO had SA633 and I added SA606 for the NAV.
    Thinking SA633 was somehow not compatible i changed it to SA638 and re-coded the M-ask2. I now see an SMS menu but still no Bluetooth.

    i don't want to try SA644 as that's for a MULF not a TCU.

    in the i-drive settings menu there is an option to activate bluetooth but it wont let me tick the box.

    I've checked the MOST connector at the TCU and there is a red light(i though i might have disturbed the most connector)

    Any ideas what to check or do next ?
    I cant diagnose the TCU via INPA or read it's coding via NCSexpert so is it a physical communication issue i wonder... ?

    I`ll check with ISTA-D later if there is a break in the MOST loop.

    Cheers,
    John
    Couldnt wait till i got home, had a play with it in work. removed the glovebox fibre loop and re-connected. bluetooth started working again but the sound is cutting in and out (radio/CD/BT etc...).

    so i likely have a break somewhere in the MOST loop or a failing TCU... funny how it happened after i swapped the M-ask. no pinched cables that i can see.

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