Common issue. First thing to do is to call Acura HandsFreeLink Customer Service at 1.888.528.7876. They will walk you through a diagnostic. Make sure you are NOT calling on the phone that you want to pair

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More than likely, you'll be looking at replacement of the HFL control module, just a tick under $200. We sell them at
OEM Acura Parts | Acura Parts | Cheap Acura Parts . If you need help finding the specific part, drop me a message....