DTC B14B4-15: Bluetooth® Antenna #1 - Circuit short to battery or open: Action

NOTE: If this Diagnostic Trouble Code(s) is set simultaneously with a cluster of Diagnostic Trouble Code(s) including U200F-11, check symptoms for U200F-11 first, rectify the fault, clear Diagnostic Trouble Code(s) and retest

Refer to the electrical circuit diagrams and check the infotainment master controller front Bluetooth® antenna circuit for short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary, clear the Diagnostic Trouble Code(s) and retest
Refer to the electrical circuit diagrams and check the infotainment slave controller rear Bluetooth® antenna circuit for short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary, clear the Diagnostic Trouble Code(s) and retest