ITB18-011

INFINITI; MICROPHONE DOES NOT WORK IF YOU CONFIRM The microphone of an applied vehicle does not work. - The person receiving your call through Bluetooth® cannot hear you. And Voice Recognition does not respond to any commands. NOTE: DTCs U1A01 and/or U1A02 may be found stored. ACTION 1. Confirm TCU reprogramming will resolve the issue. - Refer to ?Issue Confirmation? on page 2. 2. If confirmed, reprogram the TCU.