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March 16, 2021 Service bulletin

When using Wireless CarPlay, the system may intermittently auto disconnect

Hyundai technical service bulletin 21-BE-004H for 2020 Hyundai Sonata, 2020 Hyundai Elantra and 2020 Hyundai Santa Fe and others.

Bulletin number
21-BE-004H
Component
Electrical system
Summary
When using Wireless CarPlay, the system may intermittently auto disconnect. When Wireless CarPlay is disconnected, a pop up message “Phone Not Responding. Please reconnect it and try again” will appear on the radio screen.

Owners of these vehicles have filed 211 complaints in the electrical category.

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