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April 12, 2020 / 1,922 views / MMI 2G

How To Restore Sounds From MMI 2G Component Protection (CP)

When we replaced a new MMI 2G Head Unit (4E0035729-A) from a donor car, chances are we will have component protection (CP) which prevents us to play radio or CD changer, the sounds will be muted (disabled) and we would see the speaker icon with a slash on it. There is one way to restore […]