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Service bulletins for the 2020 Infiniti Q50

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

127 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
ITB19-042a2020-04-30. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. INFINITI; AV CONTROL UNIT REPLACEMENT PROCESS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB19-041b2020-04-30. Service bulletin. EQUIPMENT. 2020 Q50; BOTH CENTER DISPLAY SCREENS ARE BLANK This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB19-041a2020-03-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. 2020 Q50; BOTH CENTER DISPLAY SCREENS ARE BLANK This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB19-0422019-12-06. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. INFINITI; AV CONTROL UNIT REPLACEMENT PROCESS IF YOU CONFIRM The AV control unit needs to be replaced on an APPLIED VEHICLE. ACTION 1. Read and save the VIN 2. Read and save the configuration 3. Replace the AV control unit 4. Reprogram the AV control unit 5. Configure the AV control unit 6. Write the VIN to the AV control unit IMPORTANT: Procedures 4-6 above must be performed in the order shown below.
ITB19-0412019-12-06. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM. 2020 Q50; BOTH CENTER DISPLAY SCREENS ARE BLANK IF YOU CONFIRM Both the upper and the lower center display screens are blank. ACTION Perform the SERVICE PROCEDURE starting on the next page to configure the TCU.
ITB19-0302019-11-07. Service bulletin. EQUIPMENT. AV CONTROL UNIT INFORMATION SERVICE INFORMATION The applied vehicles listed above are equipped with a NEW AV control unit that controls the display, audio, Bluetooth®, and navigation systems. This new system uses the AV control unit as the main controller for most functions of the display(s), audio, navigation, and Bluetooth® systems. The display unit(s) only provide input and output to the AV control unit.
ITB19-0292019-11-07. Service bulletin. EQUIPMENT. TELEMATICS (IVC) SERVICE INFORMATION See ITB12-011 for models built before those listed above for a different Service Procedure. SERVICE INFORMATION The Applied Vehicles are equipped with a wireless communication device called a Telematics Communication Unit (TCU). With an active Infiniti InTouch Services™ the TCU communicates with the Infiniti Data Center to provide various security and convenience services. This bulletin contains important service procedures that must be performed properly in order to set-up and maintain the telematics system for the Applied Vehicles. • - A table has been provided on the next page that lists the model and year-specific steps required to successfully configure a TCU after it has been replaced. • - A check OFF sheet has been provided on page 13 to print and check off steps as they are performed. Please staple the completed Check OFF Sheet to the repair order.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.