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      07-28-2020, 12:45 PM   #6
alexvladv
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Drives: Bmw 640 f13
Join Date: Jul 2020
Location: United Kingdom

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I found a guide online, I think I found the issue, I installed the mic that I shouldn’t.
Copy paste
d) SOS CALL System Failure
i. Check Quadlock is sitting properly on the Headunit
ii. Occurs when microphone tap cable is installed and switch 8 not in
correct position.
iii. Occurs when microphone tap cable is installed but not required
Appreciate 0