Our iPhones have been working flawlessly w/our 2013 Sonata's Bluetooth. Suddenly, however, it won't pick up our voice. Inside the car we can hear the caller but he/she can't hear us. I've confirmed that the car microphone is working. Any ideas?
Welcome to the Support Communities!
The following article will provide some troubleshooting steps for this issue:
iOS: Troubleshooting car stereo connections
Some car stereos require a firmware update for AVRCP 1.4 Bluetooth compatibility
I hope this information helps ....
Have a great day!
Retrieving data ...