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Service bulletins for the 2021 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.

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

By type

By component

By trouble code

Only bulletins with component: Software are shown. Show all

Bulletins, newest first
ITB19-024B2022-05-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION; AIR BAGS. DTC B00A0-00 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
REV 4 - PC839 202022-05-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. REMINDER: Wireless Apple CarPlay® Update Voluntary Service Campaign UPDATE March 17, 2022 Please discard earlier versions of this bulletin. The announcement from February 24, 2021 has been updated to highlight the following important information: • REMINDER: This client service initiative as a free infotainment software update (PC839) will expire in two weeks March 31, 2022. • Beginning April 1, 2022 the software update will be available as a client payable software service upgrade should a client request the wireless Apple CarPlay® update. • INFINITI continues to make progress to improve the software with Wireless Apple CarPlay. More information will be provided as soon as possible.
ITB19-042C2022-05-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. AV CONTROL UNIT REPLACEMENT PROCESS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB19-030B2022-05-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. AV CONTROL UNIT INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
ITB21-0262022-01-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SOFTWARE UPDATE FOR CLOCK INCORRECT IF YOU CONFIRM One or more of the following occurs: • The clock resets to 1:00. • The clock changes 4-6 hours ahead of actual time. • Set Clock Manually icon is grayed out. ACTION 1. Confirm that the Infotainment software version is not 4710. See Check Software Version on page 3. 2. If the Infotainment software version is not 4710, perform Update AV Control Unit starting on page 5. 3. Manually set the clock time and date to complete the infotainment update.

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