2020 Infiniti QX50 service bulletins & manufacturer communications

154 manufacturer communications are on file with NHTSA for the 2020 Infiniti QX50. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.

• ROARING NOISE FROM THE ENGINE COOLING FAN ASSEMBLY AND THE A/C IS NOT COOLING IF YOU CONFIRM A roaring noise from the engine cooling fan assembly (engine fan on high not cycling) i…
  ITB22-025D · Technical service bulletin · Electrical System · issued Aug 26, 2026
• CERTIFICATION LABEL AND VIN PLATE REPLACEMENT SERVICE INFORMATION Because of collision damage or other vehicle repair, a replacement “Certification Label” or “VIN Plate/Label” may …
  ITB09-063C · Technical service bulletin · Structure · issued Apr 13, 2026
• IF YOU CONFIRM The client states that either the rear hatch is inoperative, or the rear hatch closes after opening only a small amount, AND DTC B2426-23 for “SPINDLE SENSOR LH” and…
  ITB21-021A · Technical service bulletin · Structure · issued Oct 6, 2025
• AEB WARNING LIGHT IS ON WITH WARNING MESSAGES DISPLAYED ON COMBINATION METER APPLIED VEHICLES: 2015-2024 Q50 (V37) 2015-2018 Q50 Hybrid (HV37) 2017-2022 Q60 (CV37) 2015-2019 Q70 (Y…
  ITB23-023A · Technical service bulletin · Electrical System · issued Feb 20, 2025
• DTC B00A0-00 STOREIF YOU CONFIRM DTC B00A0-00 (OCCUPANT DETECTION SENSOR UNIT) is stored, AND OCS zero point reset cannot be performed, (continued on the next page)D
  ITB19-024D · Technical service bulletin · Air Bags · issued Sep 19, 2024
• TELEMATICS CONTROL UNIT RESET AFTER AUTOMATIC COLLISION NOTIFICATION SERVICE INFORMATION The Telematics Control Unit (TCU) has the ability to send an automatic collision notificati…
  ITB22-020B · Technical service bulletin · Electrical System · issued Aug 15, 2024
• DTC B2E01-96 (INTERNAL BATTERY) STORED AS CURRENT IN IVC APPLIED SYSTEMS: Vehicles equipped with Telematics SERVICE INFORMATION CONSULT has been updated to allow DTC B2E01-96 for “…
  ITB22-017B · Technical service bulletin · Electrical System · issued Aug 15, 2024
• AV CONTROL UNIT REPLACEMENT PROCESS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. IF YOU CONFIRM The AV…
  ITB19-042E · Technical service bulletin · Electrical System · issued Aug 15, 2024
• TELEMATICS (IVC) SERVICE INFORMATION Vehicles equipped with factory telematics system HINT:  If the client experiences Wi-Fi hotspot related concerns only, DO NOT replace the TCU.…
  ITB19-029E · Technical service bulletin · Electrical System · issued Aug 15, 2024
• 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.
  ITB13-052E · Technical service bulletin · Electrical System · issued May 20, 2024
• 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.
  ITB13-006D · Technical service bulletin · Electrical System · issued May 20, 2024
• 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.
  ITB10-029C · Technical service bulletin · Electrical System · issued May 20, 2024
• DTC B2724-23 AND/OR C1B56-04 STORED, AND/OR RAB ERROR MESSAGE OR WARNING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of…
  ITB20-025C · Technical service bulletin · Electrical System · issued May 15, 2024
• DTC C1A17-49 STORED IN LASER/RADAR This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB21-025B · Technical service bulletin · Electrical System · issued May 11, 2024
• WINDOW GLASS WARRANTY INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB17-009H · Technical service bulletin · Visibility/wiper · issued Apr 30, 2024
• REMOVING FOREIGN MATERIAL FROM THE WINDOW GLASS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB13-007I · Technical service bulletin · Visibility/wiper · issued Apr 30, 2024
• WINDSHIELD CRACKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB09-039K · Technical service bulletin · Visibility/wiper · issued Apr 29, 2024
• AUTOMATIC EMERGENCY BRAKING WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB19-013E · Technical service bulletin · Electrical System · issued Apr 13, 2024
• SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin is no longer active. To access infotainment software updates via the Infotainment Software Update Utility: Select SPECIALTY TO…
  ITB23-010E · Technical service bulletin · Equipment · issued Feb 22, 2024
• INFOTAINMENT SYSTEM IN RENTAL CARS FREQUENTLY REBOOTS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB23-009A · Technical service bulletin · Electrical System · issued Jan 29, 2024
• ENABLING WIRELESS APPLE CARPLAY® FEATURES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB22-014B · Technical service bulletin · Electrical System · issued Jan 29, 2024
• SOFTWARE UPDATE FOR CLOCK INCORRECT This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB21-026C · Technical service bulletin · Electrical System · issued Jan 29, 2024
• SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin is no longer active. To access infotainment software updates via the Infotainment Software Update Utility: Select SPECIALTY TO…
  ITB23-010D · Technical service bulletin · Equipment · issued Jan 24, 2024
• 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 thi…
  ITB21-023B · Technical service bulletin · Power Train · issued Dec 13, 2023
• 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 t…
  ITB17-001E · Technical service bulletin · Power Train · issued Dec 13, 2023
• 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 versio…
  ITB22-025B · Technical service bulletin · Engine and Engine Cooling · issued Nov 2, 2023
• SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB23-010C · Technical service bulletin · Electrical System · issued Aug 16, 2023
• SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB23-010B · Technical service bulletin · Electrical System · issued Aug 1, 2023
• INFOTAINMENT CONTROL UNIT REPLACEMENT SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB22-043A · Technical service bulletin · Equipment · issued May 26, 2023
• REMOTE ENGINE START NOT WORKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB14-011G · Technical service bulletin · Electrical System · issued Apr 17, 2023
• ENABLING WIRELESS APPLE CARPLAY® FEATURES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB22-014A · Technical service bulletin · Electrical System · issued Apr 13, 2023
• DTC B2E1B-06 (AUTOMATIC ECALL) STORED AS CURRENT IN IVC SERVICE INFORMATION The APPLIED VEHICLES that come equipped with a factory installed SOS switch, located near the overhead m…
  ITB23-015 · Technical service bulletin · Electrical System · issued Apr 6, 2023
• 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.
  ITB03-051Q · Technical service bulletin · Exterior Lighting · issued Apr 5, 2023
• SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB23-010A · Technical service bulletin · Electrical System · issued Apr 4, 2023
• SOFTWARE UPDATE FOR CLOCK INCORRECT This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB21-026B · Technical service bulletin · Electrical System · issued Apr 3, 2023
• 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…
  ITB13-008D · Technical service bulletin · Power Train · issued Mar 29, 2023
• SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin has been superseded by: ITB23-010 SOFTWARE UPDATE FOR INFOTAINMENT ISSUES Please discard previous versions of this bulletin.
  ITB20-021E · Technical service bulletin · Electrical System · issued Mar 24, 2023
• DTC C1A17-49 STORED IN LASER/RADAR This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB21-025A · Technical service bulletin · Equipment · issued Mar 9, 2023
• DTC B00A0-00 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB19-024C · Technical service bulletin · Equipment · issued Mar 9, 2023
• AUTOMATIC EMERGENCY BRAKING WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB19-013D · Technical service bulletin · Forward Collision Avoidance · issued Mar 9, 2023
• SOFTWARE UPDATE FOR INFOTAINMENT ISSUES SERVICE INFORMATION When diagnosing an infotainment issue or after replacement of the AV Control Unit, it is necessary to verify the current…
  ITB23-010 · Technical service bulletin · Equipment · issued Mar 8, 2023
• INFOTAINMENT SYSTEM IN RENTAL CARS FREQUENTLY REBOOTS IF YOU CONFIRM The infotainment system of an APPLIED VEHICLE is frequently rebooting, AND The APPLIED VEHICLE is in a rental c…
  ITB23-009 · Technical service bulletin · Equipment · issued Mar 8, 2023
• ABS/VDC CAN DIAGNOSIS INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB10-074B · Technical service bulletin · Service Brakes · issued Mar 8, 2023
• REMOVING FOREIGN MATERIAL FROM THE WINDOW GLASS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB13-007H · Technical service bulletin · Structure · issued Feb 27, 2023
• WINDSHIELD CRACKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB09-039J · Technical service bulletin · Visibility · issued Feb 27, 2023
• 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 bu…
  ITB20-006C · Technical service bulletin · Visibility · issued Feb 22, 2023
• WHEEL BEARING COLLISION DAMAGE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB10-067C · Technical service bulletin · Wheels · issued Feb 22, 2023
• AV CONTROL UNIT REPLACEMENT PROCESS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB19-042D · Technical service bulletin · Electrical System · issued Feb 10, 2023
• AV CONTROL UNIT INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
  ITB19-030C · Technical service bulletin · Electrical System · issued Feb 10, 2023
• TELEMATICS CONTROL UNIT RESET AFTER AUTOMATIC COLLISION NOTIFICATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of thi…
  ITB22-020A · Technical service bulletin · Electrical System · issued Jan 23, 2023
• 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 int…
  ITB23-003 · Technical service bulletin · Structure · issued Jan 20, 2023
• 2019-2020 QX50; MOONROOF ASSEMBLY REPLACEMENT This bulletin is no longer active. Please discard previous versions of ITB20-009.
  ITB20-009A · Technical service bulletin · Structure · issued Jan 20, 2023
• 2019-2020 QX50; RATTLE FROM MOONROOF This bulletin is no longer active. Please discard previous versions of ITB20-008.
  ITB20-008A · Technical service bulletin · Structure · issued Jan 20, 2023
• 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 …
  ITB23-002 · Technical service bulletin · Electrical System · issued Jan 18, 2023
• 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.
  ITB22-017A · Technical service bulletin · Electrical System · issued Jan 18, 2023
• 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.
  ITB21-008A · Technical service bulletin · Seats · issued Dec 22, 2022
• INFOTAINMENT CONTROL UNIT REPLACEMENT SERVICE INFORMATION SERVICE INFORMATION When replacing an AV control unit (Infotainment Control Unit), for any reason, all three steps below a…
  ITB22-043 · Technical service bulletin · Electrical System · issued Dec 8, 2022
• 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 o…
  ITB22-041 · Technical service bulletin · Power Train · issued Nov 23, 2022
• 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 …
  ITB12-072I · Technical service bulletin · Power Train · issued Nov 9, 2022
• TELEMATICS (IVC) SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
  ITB19-029D · Technical service bulletin · Electrical System · issued Nov 1, 2022
• 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…
  ITB13-008C · Technical service bulletin · Power Train · issued Sep 27, 2022
• 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 versio…
  ITB22-025A · Technical service bulletin · Engine and Engine Cooling · issued Sep 15, 2022
• SOFTWARE UPDATE FOR CLOCK INCORRECT This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB21-026A · Technical service bulletin · Electrical System · issued Jun 21, 2022
• 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 thi…
  ITB21-023A · Technical service bulletin · Power Train · issued Jun 17, 2022
• 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 t…
  ITB17-001D · Technical service bulletin · Power Train · issued Jun 17, 2022
• 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 …
  ITB12-072H · Technical service bulletin · Power Train · issued May 31, 2022
• DTC B00A0-00 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB19-024B · Technical service bulletin · Air Bags · issued Apr 26, 2022
• TELEMATICS CONTROL UNIT RESET AFTER AUTOMATIC COLLISION NOTIFICATION SERVICE INFORMATION The Telematics Control Unit (TCU) has the ability to send an automatic collision notificati…
  ITB22-020 · Technical service bulletin · Electrical System · issued Apr 21, 2022
• 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 Contr…
  ITB22-017 · Technical service bulletin · Electrical System · issued Apr 12, 2022
• 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…
  ITB22-015 · Technical service bulletin · Fuel System, Gasoline · issued Apr 5, 2022
• ENABLING WIRELESS APPLE CARPLAY® FEATURES SERVICE INFORMATION To enable wireless use of current Apple CarPlay® features, follow the SERVICE PROCEDURE in this bulletin. NOTE: Depe…
  ITB22-014 · Technical service bulletin · Equipment · issued Mar 31, 2022
• CLIENT SATISFACTION INITIATIVE 2020-2021 Q50, Q60, AND QX50, INFOTAINMENT SOFTWARE UPDATE AND WIRELESS CARPLAY CONFIGURATION Client Satisfaction Initiative ID # PC839 is no longer …
  ITB21-022D · Technical service bulletin · Equipment · issued Mar 31, 2022
• CLIENT SATISFACTION INITIATIVE 2020-2021 Q50, Q60, AND QX50, INFOTAINMENT SOFTWARE UPDATE AND WIRELESS CARPLAY CONFIGURATION This bulletin has been amended. See AMENDMENT HISTORY o…
  ITB21-022C · Technical service bulletin · Equipment · issued Mar 21, 2022
• SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB20-021D · Technical service bulletin · Equipment · issued Mar 21, 2022
• 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…
  REV 4 - PC839 20 · Technical service bulletin · Electrical System · issued Mar 17, 2022
• 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 …
  ITB12-072G · Technical service bulletin · Equipment · issued Mar 15, 2022
• 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 versi…
  ITB21-020A · Technical service bulletin · Fuel System, Gasoline · issued Mar 11, 2022
• AV CONTROL UNIT REPLACEMENT PROCESS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB19-042C · Technical service bulletin · Electrical System · issued Mar 3, 2022
• AV CONTROL UNIT INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
  ITB19-030B · Technical service bulletin · Electrical System · issued Mar 3, 2022
• TELEMATICS (IVC) SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
  ITB19-029C · Technical service bulletin · Communication · issued Mar 3, 2022
• SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB20-021C · Technical service bulletin · Equipment · issued Feb 25, 2022
• 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 be…
  REV 3 - PC839 20 · Technical service bulletin · Equipment · issued Feb 24, 2022
• CLIENT SATISFACTION INITIATIVE 2020-2021 Q50, Q60, AND QX50, INFOTAINMENT SOFTWARE UPDATE AND WIRELESS CARPLAY CONFIGURATION This bulletin has been amended. See AMENDMENT HISTORY o…
  ITB21-022B · Technical service bulletin · Electrical System · issued Feb 23, 2022
• 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.
  ITB13-052D · Technical service bulletin · Electrical System · issued Feb 22, 2022
• CAN COMMUNICATION â NETWORK DIAGNOSTIC FLOW CHART This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB13-006C · Technical service bulletin · Electrical System · issued Feb 22, 2022
• 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 …
  ITB17-001C · Technical service bulletin · Power Train · issued Feb 16, 2022
• BATTERY QUICK CHARGE NOTICE SERVICE INFORMATION When charging the vehicleâ s 12 volt battery with the high amperage quick charge function, the ignition should never be ON, or turne…
  ITB22-006 · Technical service bulletin · Electrical System · issued Feb 9, 2022
• 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.
  ITB21-027A · Technical service bulletin · Engine and Engine Cooling · issued Feb 8, 2022
• 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…
  ITB17-042E · Technical service bulletin · Engine and Engine Cooling · issued Feb 7, 2022
• 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.
  ITB13-044J · Technical service bulletin · Engine and Engine Cooling · issued Feb 7, 2022
• AEB WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB19-013C · Technical service bulletin · Lane Departure · issued Jan 26, 2022
• REMOTE ENGINE START NOT WORKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB14-011F · Technical service bulletin · Electrical System · issued Jan 26, 2022
• CAN COMMUNICATION CODES â DIAGNOSTIC TIPS AND GUIDELINES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB10-029B · Technical service bulletin · Electrical System · issued Jan 26, 2022
• 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 bee…
  REV 2 - PC839 20 · Technical service bulletin · Equipment · issued Dec 16, 2021
• 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 (fai…
  ITB21-027 · Technical service bulletin · Engine and Engine Cooling · issued Dec 8, 2021
• 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.
  NTB03-074P · Technical service bulletin · Exterior Lighting · issued Dec 7, 2021
• 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.
  ITB17-033C · Technical service bulletin · Exterior Lighting · issued Dec 7, 2021
• 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.
  ITB03-051P · Technical service bulletin · Exterior Lighting · issued Dec 7, 2021
• SOFTWARE UPDATE FOR CLOCK INCORRECT IF YOU CONFIRM One or more of the following occurs: ï · The clock resets to 1:00. ï · The clock changes 4-6 hours ahead of actual time. ï · Set …
  ITB21-026 · Technical service bulletin · Electrical System · issued Dec 3, 2021
• 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 bu…
  ITB20-006B · Technical service bulletin · Visibility · issued Nov 18, 2021
• DTC C1A17-49 STORED IN LASER/RADAR SERVICE INFORMATION If DTC C1A17-49 (ICC SENSOR MALF) is stored in LASER/RADAR in the â PASTâ column: ï · Erase the DTC. ï · DO NOT replace any p…
  ITB21-025 · Technical service bulletin · Equipment · issued Nov 15, 2021
• CLIENT SATISFACTION INITIATIVE 2020-2021 Q50, Q60, QX50, AND QX80; INFOTAINMENT SOFTWARE UPDATE AND WIRELESS CARPLAY CONFIGURATION This bulletin has been amended. See AMENDMENT HIS…
  ITB21-022A · Technical service bulletin · Electrical System · issued Oct 26, 2021
• TRANSFER ASSEMBLY SEAL REPLACEMENT FOR AWD FRONT DRIVE SHAFT REMOVAL SERVICE INFORMATION When removing the front passenger (RH) side drive shaft on an applied vehicle for any reaso…
  ITB21-023 · Technical service bulletin · Power Train · issued Oct 25, 2021
• Wireless Apple CarPlay® Update Voluntary Service Campaign UPDATE October 18, 2021 Please discard earlier versions of this bulletin. The announcement from October 6, 2021 has been …
  REV 1 - PC839 20 · Technical service bulletin · Electrical System · issued Oct 18, 2021
• Wireless Apple CarPlay® Update Voluntary Service Campaign ***** Campaign Summary ***** INFINITI is conducting a Client Service Initiative to provide a free Infotainment software u…
  PC839 2020-21 Q5 · Technical service bulletin · Electrical System · issued Oct 6, 2021
• CLIENT SATISFACTION INITIATIVE 2020-2021 Q50, Q60, QX50, AND QX80; INFOTAINMENT SOFTWARE UPDATE AND WIRELESS CARPLAY CONFIGURATION SERVICE INFORMATION Infiniti is providing a free …
  ITB21-022 · Technical service bulletin · Electrical System · issued Oct 5, 2021
• REAR HATCH INOPERATIVE OR NOISE WHEN OPENING/CLOSING IF YOU CONFIRM The client states that either the rear hatch is inoperative, or the rear hatch closes after opening only a small…
  ITB21-021 · Technical service bulletin · Structure · issued Sep 14, 2021
• FUEL AND/OR OIL SMELL IS PRESENT WHEN THE VEHICLE IS PARKED IN A CLOSED GARAGE IF YOU CONFIRM The client states that a fuel and/or oil smell is present when the vehicle is parked i…
  ITB21-020 · Technical service bulletin · Fuel System, Gasoline · issued Sep 9, 2021
• DTC B2724-23 AND/OR C1B56-04 STORED, AND/OR RAB ERROR MESSAGE OR WARNING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of…
  ITB20-025B · Technical service bulletin · Equipment Adaptive/mobility · issued Jul 13, 2021
• 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…
  ITB13-008B · Technical service bulletin · Power Train · issued Jun 9, 2021
• INFINITI; INTELLIGENT KEY IDENTIFICATION AND REGISTRATION TIPS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulleti…
  ITB17-055B · Technical service bulletin · Electrical System · issued Jun 7, 2021
• INTELLIGENT KEY BUTTONS INOPERATIVE BUT REQUEST SWITCHES WORK This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulle…
  ITB16-012D · Technical service bulletin · Electrical System · issued Jun 7, 2021
• SIGNAL TECH-II INTELLIGENT KEY BATTERY TEST AND SIGNAL CHECK This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bullet…
  ITB15-026D · Technical service bulletin · Electrical System · issued Jun 7, 2021
• 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 …
  ITB17-001B · Technical service bulletin · Power Train · issued May 27, 2021
• TELEMATICS (IVC) SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
  ITB19-029B · Technical service bulletin · Equipment · issued Apr 21, 2021
• 2019-2020 QX50; DRIVER SEAT WILL NOT MOVE FORWARD IF YOU CONFIRM After the driver side seat has been moved all the way to the maximum rearward position, it will not move forward. A…
  ITB21-008 · Technical service bulletin · Seats · issued Apr 9, 2021
• MIL ON WITH DTC P062F AND/OR P0603 STORED IF YOU CONFIRM The MIL is ON and DTC P062F (EEPROM) and/or P0603 (ECM BACK UP/CIRCUIT) is stored, And The customer stated the vehicle was …
  ITB21-007 · Technical service bulletin · Engine and Engine Cooling · issued Apr 1, 2021
• INFINITI; FRONT SONAR PARKING SENSOR SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB16-006A · Technical service bulletin · Electrical System · issued Mar 24, 2021
• 2020 QX50; WINDSHIELD REPLACEMENT SERVICE INFORMATION Three additional windshield part numbers were added to the Electronic Parts Catalog (EPC) for the 2020 QX50. If the windshield…
  ITB21-004 · Technical service bulletin · Visibility · issued Mar 15, 2021
• SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB20-021B · Technical service bulletin · Electrical System · issued Mar 15, 2021
• DTC B00A0-00 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB19-024A · Technical service bulletin · Electrical System · issued Mar 5, 2021
• SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB20-021a · Technical service bulletin · Electrical System · issued Mar 3, 2021
• INFINITI; 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 thi…
  ITB17-042D · Technical service bulletin · Engine and Engine Cooling · issued Mar 1, 2021
• PREVENT FRONT AXLE THREAD DAMAGE DURING AXLE NUT REMOVAL SERVICE INFORMATION If an Applied Vehicle needs to have a front axle nut removed, for any reason, the staking of the nut in…
  ITB21-002 · Technical service bulletin · Equipment Adaptive/mobility · issued Feb 26, 2021
• 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.
  ITB19-042b · Technical service bulletin · Electrical System · issued Feb 4, 2021
• AV CONTROL UNIT INFORMATION This bulletin has been amended. See AMENDMENT HISTORY, below. Discard all previous versions of this bulletin.
  ITB19-030a · Technical service bulletin · Electrical System · issued Feb 4, 2021
• AEB WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB19-013b · Technical service bulletin · Forward Collision Avoidance · issued Feb 3, 2021
• LANE CAMERA AIMING VEHICLE REFERENCE VALUES NOT IN ESM This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB20-023a · Technical service bulletin · Forward Collision Avoidance · issued Feb 2, 2021
• TELEMATICS CONTROL UNIT RESET AFTER AUTOMATIC COLLISION NOTIFICATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of thi…
  ITB20-026a · Technical service bulletin · Electrical System · issued Jan 28, 2021
• DTC B2724-23 AND/OR C1B56-04 STORED, AND/OR RAB ERROR MESSAGE OR WARNING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of…
  ITB20-025a · Technical service bulletin · Electrical System · issued Jan 28, 2021
• 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 equipp…
  ITB19-029a · Technical service bulletin · Electrical System · issued Jan 27, 2021
• 2019-2020 QX50; CVT FLUID COOLER HOSE LEAK IF YOU CONFIRM CVT fluid is leaking from the upper CVT fluid cooler hose, at the CVT cooler. Or The upper CVT fluid cooler hose has becom…
  ITB20-030 · Technical service bulletin · Equipment Adaptive/mobility · issued Dec 23, 2020
• 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 bu…
  ITB20-006a · Technical service bulletin · Visibility · issued Dec 17, 2020
• TELEMATICS CONTROL UNIT RESET AFTER AUTOMATIC COLLISION NOTIFICATION SERVICE INFORMATION The Telematics Control Unit (TCU) has the ability to send an automatic collision notificati…
  ITB20-026 · Technical service bulletin · Communication · issued Nov 30, 2020
• Dtc b2724-23 and/or c1b56-04 stored, and/or rab error message or warning if you confirm one or both of the following dtcs are stored: ï · b2724-23 (sonar control unit - sonar ecu i…
  ITB20-025 · Technical service bulletin · Service Brakes · issued Nov 10, 2020
• AEB WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB19-013a · Technical service bulletin · Lane Departure · issued Nov 5, 2020
• LANE CAMERA AIMING VEHICLE REFERENCE VALUES NOT IN ESM SERVICE INFORMATION If the lane camera requires aiming, the values in Table A on page 4 must be used. ï · For all other model…
  ITB20-023 · Technical service bulletin · Electrical System · issued Sep 16, 2020
• INFINITI; 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 thi…
  ITB17-042c · Technical service bulletin · Equipment Adaptive/mobility · issued Sep 14, 2020
• SOFTWARE UPDATE FOR INFOTAINMENT ISSUES SERVICE INFORMATION When diagnosing an infotainment issue, always confirm that the latest software is installed in the AV control unit befor…
  ITB20-021 · Technical service bulletin · Electrical System · issued Aug 31, 2020
• POWER BACK DOOR WILL NOT OPERATE WITH REQUEST SWITCHES IF YOU CONFIRM On vehicles equipped with a Kick Motion Activated Liftgate, the back door (liftgate) will not open or close wh…
  ITB20-018 · Technical service bulletin · Structure · issued Jul 16, 2020
• 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.
  ITB19-042a · Technical service bulletin · Equipment · issued Apr 27, 2020
• 2020 QX50; REAR WHEEL ALIGNMENT SERVICE INFORMATION SERVICE INFORMATION Some wheel alignment specifications listed in the Rear Suspension section of the Electronic Service Manual (…
  ITB20-014 · Technical service bulletin · Wheels · issued Mar 27, 2020
• 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 …
  ITB17-001a · Technical service bulletin · Power Train · issued Mar 25, 2020
• 2019-2020 QX50; MOONROOF ASSEMBLY REPLACEMENT IF YOU CONFIRM The moonroof assembly needs to be replaced for any reason AND The replacement moonroof part number is one of the follow…
  ITB20-009 · Technical service bulletin · Structure · issued Mar 18, 2020
• 2019-2020 QX50; RATTLE FROM MOONROOF Refer to the SERVICE PROCEDURE on page 2 if directed here from ITB20-009. IF YOU CONFIRM A rattle type noise is coming from the moonroof in the…
  ITB20-008 · Technical service bulletin · Structure · issued Mar 18, 2020
• PC714 Retailer Inventory as of 2.20.2020
  PC714 Retailer I · Technical service bulletin · Equipment · issued Feb 21, 2020
• American Automobile Labeling Act (AALA) Labels â EXPIRATION NOTICE Retailer Inventory UPDATE February 21, 2020 Please discard earlier versions of this bulletin. INFINITI announced …
  EXPIRATION NOTIF · Technical service bulletin · Equipment · issued Feb 21, 2020
• 2019-2020 QX50; DOOR FINISHER DISCOLORATION/FLAKING DUE TO WINDOW TINT INSTALLATION SERVICE INFORMATION If the aluminum trim on any door finisher is discolored and/or flaking on an…
  ITB19-044 · Technical service bulletin · Structure · issued Dec 11, 2019
• 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 co…
  ITB19-042 · Technical service bulletin · Equipment Adaptive/mobility · issued Nov 26, 2019
• American Automobile Labeling Act (AALA) Labels Retailer Inventory UPDATE October 25, 2019 Please discard earlier versions of this bulletin. The announcement from October 22, 2019 h…
  REVISION 1 - PC7 · Technical service bulletin · Unknown / Other · issued Oct 25, 2019
• American Automobile Labeling Act (AALA) Labels Retailer Inventory ***** Campaign Summary ***** INFINITI is conducting a Quality Action for retailers to replace the American Automob…
  PC714 2020 QX50 · Technical service bulletin · Unknown / Other · issued Oct 22, 2019
• 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 navigat…
  ITB19-030 · Technical service bulletin · Equipment · issued Oct 16, 2019
• 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 equipp…
  ITB19-029 · Technical service bulletin · Equipment · issued Oct 8, 2019
• DTC B00A0-00 STORED IF YOU CONFIRM DTC B00A0-00 (OCCUPANT DETECTION SENSOR UNIT) is stored And OCS zero point reset cannot be performed And The following screen will display: ACTIO…
  ITB19-024 · Technical service bulletin · Seats · issued Sep 12, 2019