Infiniti QX50 Service Bulletins (2021)
127 manufacturer communications on file.
- August 26, 2026•Document ID: 11036441Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- ITB22-025D
- Date Added:
- August 28, 2026
- Manufacturer:
- INFINITI
SummaryROARING 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) is present, and the Air Conditioning (A/C) is not cooling. ACTION 1. Check the hardware part number for the IPDM E/R. 2. Replace the IPDM E/R with the part number listed in the PARTS INFORMATION, if applicable. 3. Reconfigure the IPDM E/R, if applicable. IMPORTANT: The purpose of ACTION (above) is to give you a quick idea of the work you will be performing. You MUST closely follow the entire SERVICE PROCEDURE as it contains information that is essential to successfully completing this repair.
Associated Products (7)Associated Documents - April 13, 2026•Document ID: 11031720Service Bulletin/Repair InstructionsSTRUCTURE:BODY
- Mfr Comm. #:
- ITB09-063C
- Date Added:
- April 29, 2026
- Manufacturer:
- INFINITI
SummaryCERTIFICATION LABEL AND VIN PLATE REPLACEMENT SERVICE INFORMATION Because of collision damage or other vehicle repair, a replacement “Certification Label” or “VIN Plate/Label” may be needed. HINT: Certification Label = FMVSS (Federal Motor Vehicle Safety Standards) label. These items may be available from Infiniti by request if certain criteria are met. This bulletin lists the criteria and provides an application form for such replacements. · The “VIN Plate/Label” (metal plate or vinyl label) is attached to the instrument panel or body on the driver side at the base of the windshield (see Figure 1). · The “Certification Label” (vinyl adhesive label) is located on the lower area of the driver side B-Pillar (see Figure 1).
Associated Products (32)2026 Infiniti QX602026 Infiniti QX802026 Nissan Pathfinder2025 Infiniti QX502025 Infiniti QX552025 Infiniti QX602025 Infiniti QX802025 Nissan Pathfinder2024 Infiniti Q502024 Infiniti QX502024 Infiniti QX552024 Infiniti QX602024 Infiniti QX802024 Nissan Pathfinder2023 Infiniti Q502023 Infiniti QX502023 Infiniti QX552023 Infiniti QX602023 Infiniti QX802023 Nissan Pathfinder+ 12 moreAssociated Documents - October 6, 2025•Document ID: 11024397Service Bulletin/Repair InstructionsSTRUCTURE:BODY
- Mfr Comm. #:
- ITB21-021A
- Date Added:
- October 21, 2025
- Manufacturer:
- INFINITI
SummaryIF 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/or DTC B2427-23 for “SPINDLE SENSOR RH” is stored, AND/OR There is a growling type noise from the rear hatch area when opening/closing the rear hatch. · DTC B2426-23 for “SPINDLE SENSOR LH” and/or DTC B2427-23 for “SPINDLE SENSOR RH” may also be stored. HINT: If any DTC other than B2426-23 and/or B2427-23 is stored, this bulletin does not apply. ACTION Replace ONLY the spindle unit that is confirmed to be setting one of the DTCs listed above and/or causing the growling noise. Do NOT replace both spindle units when diagnosis leads to replacement of only one. HINT: Rear hatch spindle units are not hydraulic systems. If a rear hatch spindle unit appears to be leaking, this is normal drainage of water (rain, car wash, condensation) and design intended water management. Do not replace spindle units for suspected leaking. IMPORTANT: The purpose of ACTION (above) is to give you a quick idea of the work you will be performing. You MUST closely follow the entire SERVICE PROCEDURE as it contains information that is essential to successfully completing this repair.
Associated Products (2)Associated Documents - February 20, 2025•Document ID: 11014469Service Bulletin/Repair InstructionsFORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING; ELECTRICAL SYSTEM
- Mfr Comm. #:
- ITB23-023A
- Date Added:
- February 25, 2025
- Manufacturer:
- INFINITI
SummaryAEB 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 (Y51) 2015-2018 Q70 Hybrid (HY51) 2019-2024 QX50 (J55) 2022-2024 QX55 (FJ55) 2015-2021 QX60 (L50) 2022-2024 QX60 (L51) 2015-2019 QX60 Hybrid (L50H) 2015-2024 QX80 (Z62) SERVICE INFORMATION The AEB system is designed to turn itself OFF during driving conditions (e.g., rain, snow, fog, etc.) that obstruct its sensors. This behavior is normal, and no repairs should be performed. When the AEB system performs an intentional shutdown, the customer may state the following: The ICC stopped working while driving, The AEB/FEB warning light is ON, or turned ON, while driving (Figure 1), The message “Unavailable Front Radar Obstruction” or “Forward Driving Aids Temporarily Disabled Front Sensor Blocked See Owner's Manual” has displayed while driving (Figure 2). AND DTC C1A16, C1A16-97, C2582, or C2582-97 is the ONLY DTC stored. Figure 1 Figure 2 Forward Driving Aids Temporarily Disabled Front Sensor Blocked See Owner’s Manual
Associated Products (20)2024 Infiniti Q502024 Infiniti QX502024 Infiniti QX552024 Infiniti QX602024 Infiniti QX802023 Infiniti Q502023 Infiniti QX502023 Infiniti QX552023 Infiniti QX602023 Infiniti QX802022 Infiniti Q502022 Infiniti Q602022 Infiniti QX502022 Infiniti QX552022 Infiniti QX602022 Infiniti QX802021 Infiniti Q502021 Infiniti Q602021 Infiniti QX502021 Infiniti QX80Associated Documents - September 19, 2024•Document ID: 11009064Service Bulletin/Repair InstructionsAIR BAGS
- Mfr Comm. #:
- ITB19-024D
- Date Added:
- October 22, 2024
- Manufacturer:
- INFINITI
SummaryDTC 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
Associated Products (20)2024 Infiniti Q502024 Infiniti QX502024 Infiniti QX552024 Infiniti QX602024 Infiniti QX802023 Infiniti Q502023 Infiniti QX502023 Infiniti QX552023 Infiniti QX602023 Infiniti QX802022 Infiniti Q502022 Infiniti Q602022 Infiniti QX502022 Infiniti QX552022 Infiniti QX602022 Infiniti QX802021 Infiniti Q502021 Infiniti Q602021 Infiniti QX502021 Infiniti QX80Associated Documents - August 15, 2024•Document ID: 11006966Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- ITB22-020B
- Date Added:
- September 4, 2024
- Manufacturer:
- INFINITI
SummaryTELEMATICS 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. Some models will store DTC B2E1B-97 for “Automatic eCAll locked” as “CURRENT” when this function is disabled. This bulletin describes how to reset the TCU after an automatic collision notification has been performed. For models with B2E1B-97 for “Automatic eCAll locked” set as “CURRENT”, complete the SERVICE PROCEDURE starting on page 2, and then erase DTCs after confirming the TCU condition is “UNLOCK”.
Associated Products (14)Associated Documents - August 15, 2024•Document ID: 11006964Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- ITB22-017B
- Date Added:
- September 4, 2024
- Manufacturer:
- INFINITI
SummaryDTC 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 “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 PROCEDURE starting on page 2. This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
Associated Products (20)2024 Infiniti Q502024 Infiniti QX502024 Infiniti QX552024 Infiniti QX602024 Infiniti QX802023 Infiniti Q502023 Infiniti QX502023 Infiniti QX552023 Infiniti QX602023 Infiniti QX802022 Infiniti Q502022 Infiniti Q602022 Infiniti QX502022 Infiniti QX552022 Infiniti QX602022 Infiniti QX802021 Infiniti Q502021 Infiniti Q602021 Infiniti QX502021 Infiniti QX80Associated Documents - August 15, 2024•Document ID: 11006962Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- ITB19-042E
- Date Added:
- September 4, 2024
- Manufacturer:
- INFINITI
SummaryAV 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 control unit needs to be replaced. 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. ORDER OF COMPLETION REPROGRAM AV Control Unit CONFIGURE AV Control Unit WRITE VIN to AV Control Unit Infiniti
Associated Products (14)Associated Documents - August 15, 2024•Document ID: 11006961Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- ITB19-029E
- Date Added:
- September 4, 2024
- Manufacturer:
- INFINITI
SummaryTELEMATICS (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. Have the client contact the AT&T Support line at 1 (888) 719-7242. See ITB12-011 for models built before those listed above. SERVICE INFORMATION The APPLIED VEHICLES are equipped with a wireless communication device called a Telematics Communication Unit (TCU). 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. An Order of Completion table has been provided on the next page that lists the steps required to successfully configure a TCU after it has been replaced. A CHECK-OFF SHEET has been provided on page 16. Print and check off steps as they are completed. Staple the completed CHECK-OFF SHEET to the repair order.
Associated Products (20)2024 Infiniti Q502024 Infiniti QX502024 Infiniti QX552024 Infiniti QX602024 Infiniti QX802023 Infiniti Q502023 Infiniti QX502023 Infiniti QX552023 Infiniti QX602023 Infiniti QX802022 Infiniti Q502022 Infiniti Q602022 Infiniti QX502022 Infiniti QX552022 Infiniti QX602022 Infiniti QX802021 Infiniti Q502021 Infiniti Q602021 Infiniti QX502021 Infiniti QX80Associated Documents - July 19, 2024•Document ID: 11006993Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- ITB24-010
- Date Added:
- September 4, 2024
- Manufacturer:
- INFINITI
SummaryFALSE ACTIVATION OF AEB OR FCW APPLIED VEHICLES: 2021-2022 QX50 (J55) APPLIED DATES: Built on or before August 08, 2022 APPLIED SYSTEMS: Only vehicles equipped with Electronic Power Steering IF YOU CONFIRM The customer states they have experienced false activation and/or unexpected braking of the Automatic Emergency Braking (AEB) or Forward Collision Warning (FCW) system, AND There are no related DTCs stored. ACTION Refer to the SERVICE PROCEDURE in this bulletin to: 1. Confirm the current ICC/ADAS 2 part number. 2. Reprogram the ICC/ADAS 2, if applicable.
Associated Products (2)Associated Documents - May 20, 2024•Document ID: 11002539Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- ITB13-052E
- Date Added:
- June 28, 2024
- Manufacturer:
- INFINITI
SummaryINTELLIGENT 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.
Associated Products (17)2024 Infiniti Q502024 Infiniti QX502024 Infiniti QX552024 Infiniti QX802023 Infiniti Q502023 Infiniti QX502023 Infiniti QX552023 Infiniti QX802022 Infiniti Q502022 Infiniti Q602022 Infiniti QX502022 Infiniti QX552022 Infiniti QX802021 Infiniti Q502021 Infiniti Q602021 Infiniti QX502021 Infiniti QX80Associated Documents - May 20, 2024•Document ID: 11002537Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- ITB13-006D
- Date Added:
- June 28, 2024
- Manufacturer:
- INFINITI
SummaryCAN COMMUNICATION – NETWORK DIAGNOSTIC FLOW CHART This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
Associated Products (17)2024 Infiniti Q502024 Infiniti QX502024 Infiniti QX552024 Infiniti QX802023 Infiniti Q502023 Infiniti QX502023 Infiniti QX552023 Infiniti QX802022 Infiniti Q502022 Infiniti Q602022 Infiniti QX502022 Infiniti QX552022 Infiniti QX802021 Infiniti Q502021 Infiniti Q602021 Infiniti QX502021 Infiniti QX80Associated Documents - May 20, 2024•Document ID: 11001653Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- ITB10-029C
- Date Added:
- June 14, 2024
- Manufacturer:
- INFINITI
SummaryCAN 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.
Associated Products (17)2024 Infiniti Q502024 Infiniti QX502024 Infiniti QX552024 Infiniti QX802023 Infiniti Q502023 Infiniti QX502023 Infiniti QX552023 Infiniti QX802022 Infiniti Q502022 Infiniti Q602022 Infiniti QX502022 Infiniti QX552022 Infiniti QX802021 Infiniti Q502021 Infiniti Q602021 Infiniti QX502021 Infiniti QX80Associated Documents - May 15, 2024•Document ID: 11004955Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- ITB20-025C
- Date Added:
- July 19, 2024
- Manufacturer:
- INFINITI
SummaryDTC 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 this bulletin.
Associated Products (1)Associated Documents - May 11, 2024•Document ID: 11004956Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- ITB21-025B
- Date Added:
- July 19, 2024
- Manufacturer:
- INFINITI
SummaryDTC 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.
Associated Products (13)Associated Documents - April 30, 2024•Document ID: 11001182Service Bulletin/Repair InstructionsVISIBILITY/WIPER
- Mfr Comm. #:
- ITB17-009H
- Date Added:
- June 7, 2024
- Manufacturer:
- INFINITI
SummaryWINDOW GLASS WARRANTY INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
Associated Products (20)2024 Infiniti Q502024 Infiniti QX502024 Infiniti QX552024 Infiniti QX602024 Infiniti QX802023 Infiniti Q502023 Infiniti QX502023 Infiniti QX552023 Infiniti QX602023 Infiniti QX802022 Infiniti Q502022 Infiniti Q602022 Infiniti QX502022 Infiniti QX552022 Infiniti QX602022 Infiniti QX802021 Infiniti Q502021 Infiniti Q602021 Infiniti QX502021 Infiniti QX80Associated Documents - April 30, 2024•Document ID: 11001179Service Bulletin/Repair InstructionsVISIBILITY/WIPER
- Mfr Comm. #:
- ITB13-007I
- Date Added:
- June 7, 2024
- Manufacturer:
- INFINITI
SummaryREMOVING 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.
Associated Products (20)2024 Infiniti Q502024 Infiniti QX502024 Infiniti QX552024 Infiniti QX602024 Infiniti QX802023 Infiniti Q502023 Infiniti QX502023 Infiniti QX552023 Infiniti QX602023 Infiniti QX802022 Infiniti Q502022 Infiniti Q602022 Infiniti QX502022 Infiniti QX552022 Infiniti QX602022 Infiniti QX802021 Infiniti Q502021 Infiniti Q602021 Infiniti QX502021 Infiniti QX80Associated Documents - April 29, 2024•Document ID: 11001177Service Bulletin/Repair InstructionsVISIBILITY/WIPER
- Mfr Comm. #:
- ITB09-039K
- Date Added:
- June 7, 2024
- Manufacturer:
- INFINITI
SummaryWINDSHIELD CRACKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
Associated Products (20)2024 Infiniti Q502024 Infiniti QX502024 Infiniti QX552024 Infiniti QX602024 Infiniti QX802023 Infiniti Q502023 Infiniti QX502023 Infiniti QX552023 Infiniti QX602023 Infiniti QX802022 Infiniti Q502022 Infiniti Q602022 Infiniti QX502022 Infiniti QX552022 Infiniti QX602022 Infiniti QX802021 Infiniti Q502021 Infiniti Q602021 Infiniti QX502021 Infiniti QX80Associated Documents - April 13, 2024•Document ID: 11001187Service Bulletin/Repair InstructionsFORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING; ELECTRICAL SYSTEM
- Mfr Comm. #:
- ITB19-013E
- Date Added:
- June 7, 2024
- Manufacturer:
- INFINITI
SummaryAUTOMATIC EMERGENCY BRAKING WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
Associated Products (20)2024 Infiniti Q502024 Infiniti QX502024 Infiniti QX552024 Infiniti QX602024 Infiniti QX802023 Infiniti Q502023 Infiniti QX502023 Infiniti QX552023 Infiniti QX602023 Infiniti QX802022 Infiniti Q502022 Infiniti Q602022 Infiniti QX502022 Infiniti QX552022 Infiniti QX602022 Infiniti QX802021 Infiniti Q502021 Infiniti Q602021 Infiniti QX502021 Infiniti QX80Associated Documents - February 22, 2024•Document ID: 10251530Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; ELECTRICAL SYSTEM
- Mfr Comm. #:
- ITB23-010E
- Date Added:
- March 8, 2024
- Manufacturer:
- INFINITI
SummarySOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin is no longer active. To access infotainment software updates via the Infotainment Software Update Utility: Select SPECIALTY TOOLS, and then select Infotainment Software Updates on the left side of ASIST. Please discard previous versions of ITB23-010.
Associated Products (15)Associated Documents