2020 Infiniti QX50 Technical Service Bulletins

154 technical service bulletins (TSBs) are on record for the 2020 Infiniti QX50. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10231089Jan 20, 2023Body and structure. NOISE FROM MOONROOF IF YOU CONFIRM While driving with the moonroof closed, an abnormal noise (popping, cracking, squeaking) is present from the moonroof. HINT: The noise may be intermittent and can be from one or both sides of the moonroof. ACTION Follow the SERVICE PROCEDURE outlined in this bulletin to add a shim to the driver (LH) side and passenger (RH) side moonroof guide mounting bolts.
• 10231083Jan 20, 2023Body and structure. 2019-2020 QX50; MOONROOF ASSEMBLY REPLACEMENT This bulletin is no longer active. Please discard previous versions of ITB20-009.
• 10231082Jan 20, 2023Body and structure. 2019-2020 QX50; RATTLE FROM MOONROOF This bulletin is no longer active. Please discard previous versions of ITB20-008.
• 10231088Jan 18, 2023Electrical system. MISSING OR CORRUPTED MAP DATA IF YOU CONFIRM Client states the error screen, shown in Figure 1, appears when using navigation. ACTION Follow the SERVICE PROCEDURE in this bulletin to download the map data from the ASIST Downloader, and then update the AV Control Unit with the map data.
• 10231084Jan 18, 2023Electrical system. DTC B2E01-96 (INTERNAL BATTERY) STORED AS CURRENT IN IVC This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10229600Dec 22, 2022Seats. FRONT DRIVER AND/OR PASSENGER SEAT WILL NOT MOVE FORWARD This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10229651Dec 8, 2022Electrical system. INFOTAINMENT CONTROL UNIT REPLACEMENT SERVICE INFORMATION SERVICE INFORMATION When replacing an AV control unit (Infotainment Control Unit), for any reason, all three steps below are required. If all three steps are not completed on vehicles equipped with a TCU, the Over The Air (OTA) updates will not work, and other functions may be inoperative. HINT: Not all APPLIED VEHICLES are OTA-update capable. 1. Reprogram…
• 10227253Nov 23, 2022Transmission and drivetrain. DRIVE SHAFT BOOT SERVICE INFORMATION SERVICE INFORMATION If a Drive Shaft (Axle Shaft) Boot on an APPLIED VEHICLE is found to be leaking grease, AND There is no abnormal noise or obvious CV Joint risk due to water intrusion and/or complete grease loss, check for REPAIR KIT-DUST BOOT (cv Joint Boot Kit) availability.  If there is a REPAIR KIT-DUST BOOT (CV Joint Boot Kit) available for the vehicle being repaired…
• 10227248Nov 9, 2022Transmission and drivetrain. ABNORMAL NOISE, VIBRATION AND/OR BINDING FEELING FROM REAR DIFFERENTIAL This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10226128Nov 1, 2022Electrical system. TELEMATICS (IVC) SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
• 10222705Sep 27, 2022Transmission and drivetrain. CLICKING NOISE FROM FRONT OR REAR AXLE DURING TAKE-OFF/ACCELERATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10222710Sep 15, 2022Visibility (wipers, defrost, mirrors), Engine cooling. ROARING NOISE FROM THE ENGINE COOLING FAN ASSEMBLY AND THE A/C IS NOT COOLING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10218689Jun 21, 2022Electrical system. SOFTWARE UPDATE FOR CLOCK INCORRECT This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10218688Jun 17, 2022Transmission and drivetrain. TRANSFER ASSEMBLY SEAL REPLACEMENT FOR AWD FRONT DRIVE SHAFT REMOVAL This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10218687Jun 17, 2022Transmission and drivetrain. FLUID LEAK CAUSED BY TRANSFER ASSEMBLY RIGHT SIDE DRIVE SHAFT OIL SEAL This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10218704May 31, 2022Transmission and drivetrain. INFINITI AWD MODELS; ABNORMAL NOISE, VIBRATION AND/OR JUDDER FROM REAR DIFFERENTIAL This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10212027Apr 26, 2022Air bags, Electrical system. DTC B00A0-00 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10213155Apr 21, 2022Electrical system. TELEMATICS CONTROL UNIT RESET AFTER AUTOMATIC COLLISION NOTIFICATION SERVICE INFORMATION The Telematics Control Unit (TCU) has the ability to send an automatic collision notification when the vehicle is involved in an accident. Once an automatic collision notification is performed, the function becomes disabled and the TCU must be reset to re-enable the automatic collision notification function.
• 10213153Apr 12, 2022Electrical system. B2E01-96 (INTERNAL BATTERY) DTC STORED AS CURRENT IN IVC SERVICE INFORMATION CONSULT has been updated to allow DTC B2E01-96 (Internal battery) to be cleared in the Telematics Control Unit (TCU). If DTC B2E01-96 is Current/Active in the TCU, and no additional Current/Active DTCs are present in the TCU, perform the SERVICE PROCEURE starting on page 2.
• 10213151Apr 5, 2022Fuel system. SERVICE INFORMATION FOR FUEL GAUGE INACCURATE WITH DTCS STORED IN ECM SERVICE INFORMATION If a fuel level sensor has been diagnosed as sending an incorrect level signal, and one or more of the following DTCs are stored in the ECM, do not replace the entire “Fuel Level Sensor Unit, Fuel Filter and Fuel Pump Assembly” (fuel pump assembly). The fuel level sensor can be replaced separately.
• 10211987Mar 31, 2022Electrical system, Equipment. ENABLING WIRELESS APPLE CARPLAY® FEATURES SERVICE INFORMATION To enable wireless use of current Apple CarPlay® features, follow the SERVICE PROCEDURE in this bulletin. NOTE: Depending on the software version, the AV control unit may need to be updated. Perform steps 1-4 to check the software version.
• 10211982Mar 31, 2022Equipment. CLIENT SATISFACTION INITIATIVE 2020-2021 Q50, Q60, AND QX50, INFOTAINMENT SOFTWARE UPDATE AND WIRELESS CARPLAY CONFIGURATION Client Satisfaction Initiative ID # PC839 is no longer active.  Repair orders opened after this bulletin’s published date are no longer eligible for reimbursement under ID # PC839.  Discard all previous versions of ITB21-022.
• 10211981Mar 21, 2022Equipment. CLIENT SATISFACTION INITIATIVE 2020-2021 Q50, Q60, AND QX50, INFOTAINMENT SOFTWARE UPDATE AND WIRELESS CARPLAY CONFIGURATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
• 10211979Mar 21, 2022Equipment. SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10212023Mar 17, 2022Electrical 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.
• 10211973Mar 15, 2022Transmission and drivetrain, Equipment. INFINITI AWD MODELS; ABNORMAL NOISE, VIBRATION AND/OR JUDDER FROM REAR DIFFERENTIAL This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10211980Mar 11, 2022Fuel system. FUEL AND/OR OIL SMELL IS PRESENT WHEN THE VEHICLE IS PARKED IN A CLOSED GARAGE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10211978Mar 3, 2022Electrical system. AV CONTROL UNIT REPLACEMENT PROCESS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10211977Mar 3, 2022Electrical system. AV CONTROL UNIT INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
• 10211976Mar 3, 2022Other or unknown. TELEMATICS (IVC) SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
• 10208939Feb 25, 2022Equipment, Electrical system. SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10209081Feb 24, 2022Equipment, Electrical system. Wireless Apple CarPlay® Update Voluntary Service Campaign UPDATE February 24, 2022 Please discard earlier versions of this bulletin. The announcement from December 16, 2021 has been updated to highlight the following important information: • QX80 vehicles still eligible for the update have been removed from Service Comm as of 02/15/2022 suspending the software update.
• 10208940Feb 23, 2022Equipment, Electrical system. CLIENT SATISFACTION INITIATIVE 2020-2021 Q50, Q60, AND QX50, INFOTAINMENT SOFTWARE UPDATE AND WIRELESS CARPLAY CONFIGURATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
• 10208933Feb 22, 2022Electrical system. INTELLIGENT KEY NOT DETECTED / ENGINE WILL NOT START This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10208930Feb 22, 2022Electrical system. CAN COMMUNICATION – NETWORK DIAGNOSTIC FLOW CHART This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10208934Feb 16, 2022Transmission and drivetrain. FLUID LEAK CAUSED BY TRANSFER ASSEMBLY RIGHT SIDE DRIVE SHAFT SEAL This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10208943Feb 9, 2022Electrical system. BATTERY QUICK CHARGE NOTICE SERVICE INFORMATION When charging the vehicle’s 12 volt battery with the high amperage quick charge function, the ignition should never be ON, or turned ON, while charging. Attempting to start the vehicle, or turning the ignition ON, while using the high amperage quick charge could potentially damage the fuel pump control module.
• 10208941Feb 8, 2022Engine cooling. MIL ON WITH DTC P11A7 STORED IN THE ECM This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10208936Feb 7, 2022Engine cooling. DTC P0456 CAUSED BY EVAP LEAK AT VENT CONTROL VALVE O-RING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10208932Feb 7, 2022Fuel system, Other or unknown, Engine cooling. EVAP LEAK DTC P0442, P0455, P0456 INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10207850Jan 26, 2022Electrical system, Lane departure. AEB WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10207847Jan 26, 2022Engine, Electrical system. REMOTE ENGINE START NOT WORKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10207844Jan 26, 2022Electrical system. CAN COMMUNICATION CODES – DIAGNOSTIC TIPS AND GUIDELINES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10206393Dec 16, 2021Equipment. Wireless Apple CarPlay® Update Voluntary Service Campaign UPDATE December 16, 2021 Please discard earlier versions of this bulletin. The announcement from October 18, 2021 has been updated to highlight the following important information:  Review of additional production records has allowed INFINITI to more accurately identify the production window of vehicles potentially within scope of this activity. As a…
• 10206346Dec 8, 2021Engine cooling. MIL ON WITH DTC P11A7 STORED IN THE ECM IF YOU CONFIRM The MIL is ON and DTC P11A7 (VCR STOPPER POSITION) is stored in the ECM. HINT: There may also be a lack of power concern (fail-safe). ACTION 1. Confirm the current ECM part number. 2. Reprogram the ECM, if applicable.
• 10206354Dec 7, 2021Exterior lighting. HEADLAMP, FOG LAMP, OR REAR COMBINATION LAMP FOGGING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10206343Dec 7, 2021Exterior lighting. CLEANING FRONT OR REAR COMBINATION LAMP ASSEMBLIES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10206332Dec 7, 2021Exterior lighting. HEADLAMP, FOG LAMP, OR REAR COMBINATION LAMP FOGGING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10206345Dec 3, 2021Electrical system. 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…
• 10204197Nov 18, 2021Visibility (wipers, defrost, mirrors). WINDSHIELD WIPER BLADE PERFORMANCE/DIAGNOSIS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

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