December 2, 2018 Service bulletin

2019 QX50; AUDIO SYSTEM WILL NOT TURN ON AND/OR SCREENS FREEZE UP AFTER HANGING UP A PHONE CALL IF YOU...

Infiniti technical service bulletin ITB18-041 for 2019 Infiniti QX50.

Bulletin number: ITB18-041
Component: Electrical system: software
Summary: 2019 QX50; AUDIO SYSTEM WILL NOT TURN ON AND/OR SCREENS FREEZE UP AFTER HANGING UP A PHONE CALL IF YOU CONFIRM There is no audio, and the audio controls do not turn the radio/audio ON. and/or Both screens freeze up after hanging up a phone call. - The phone call was initiated with Voice Recognition while the phone menu was displayed on the upper screen. NOTE: These conditions can be temporarily resolved by pressing and holding down the Volume/Audio ON/OFF button for 5-10 seconds. ACTION 1. Refer to page 4, step 8 in the SERVICE PROCEDURE to confirm an update applies to the Display Control Unit (DCU) of the vehicle being worked on. - Confirmation is determined by comparing the DCU part number with those listed in Table A on page 4. 2. If this bulletin applies, update the DCU software. - See REQUIRED SPECIAL TOOL on page 2. NOTE: The updated software resolves the items above along with improving software stability.

Owners of these vehicles have filed 17 complaints in the electrical category.

Vehicles covered

See the problems and recalls for an exact car

Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.