2019 Infiniti QX50 service bulletins & manufacturer communications

171 manufacturer communications are on file with NHTSA for the 2019 Infiniti QX50. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.

• 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
• TELEMATICS SERVICE INFORMATION See ITB19-029 for models built after those listed above for a different Service Procedure. SERVICE INFORMATION The Applied Vehicles are equipped with…
  ITB12-011R · Technical service bulletin · Electrical System · issued Mar 30, 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
• 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 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 · Electrical System · issued Feb 22, 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
• TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB12-011Q · Technical service bulletin · Electrical System · issued Jan 22, 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 · Equipment · issued Aug 1, 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
• 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
• 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
• 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 · Electrical System · 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
• 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
• 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
• 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
• 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
• 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 · Electrical System · issued Apr 26, 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
• 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
• 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 · Fuel System, Other · 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 · Electrical System · 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
• INTELLIGENT KEY DOES NOT WORK AFTER BATTERY REPLACEMENT This bulletin is no longer active. Please discard previous versions of ITB19-009.
  ITB19-009B · Technical service bulletin · Electrical System · issued Jan 14, 2022
• 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
• 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
• 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
• 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
• R1912 Rear Visibility System Campaign Quality Review ***** Retailer Announcement ***** INFINITI is committed to the safety, security and satisfaction of our clients and is conducti…
  PC838 - R1912 Ca · Technical service bulletin · Visibility · issued Aug 27, 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
• 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
• ADAS SYSTEM DTC C1A03, C1A04, AND/OR C1B01 SERVICE INFORMATION This bulletin has been amended. Please see AMENDMENT HISTORY on the last page. Please discard previous versions of th…
  ITB18-005B · Technical service bulletin · Electrical System · issued Mar 24, 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
• 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…
  ITB16-012C · Technical service bulletin · Equipment · issued Mar 15, 2021
• INTELLIGENT KEY NOT DETECTED / ENGINE WILL NOT START This bulletin has been amended to update the Applied Vehicles. No other changes were made. Please discard previous versions of …
  ITB13-052C · Technical service bulletin · Equipment · issued Mar 12, 2021
• TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB12-011P · Technical service bulletin · Equipment · issued Mar 10, 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
• 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
• 2018-2020 INFINITI; DISPLAY CONTROL UNIT SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bullet…
  ITB19-002c · Technical service bulletin · Equipment · issued Feb 10, 2021
• 2019 QX50; AUDIO SYSTEM WILL NOT TURN ON AND/OR SCREENS FREEZE UP AFTER HANGING UP A PHONE CALL This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all …
  ITB18-041d · Technical service bulletin · Electrical System · issued Feb 10, 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 · Lane Departure · 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
• INTELLIGENT KEY DOES NOT WORK AFTER BATTERY REPLACEMENT This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB19-009a · Technical service bulletin · Equipment · issued Feb 1, 2021
• CLOCK, AUDIO, HVAC OR NAVIGATION SETTINGS INTERMITTENTLY CHANGE ON THEIR OWN This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous version…
  ITB19-005a · Technical service bulletin · Electrical System · issued Feb 1, 2021
• 2019 QX50; IPDM E/R CONFIGURATION AFTER UNIT REPLACEMENT This bulletin is no longer active. Please discard previous versions of ITB18-038.
  ITB18-038a · Technical service bulletin · Electrical System · issued Jan 28, 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 · 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
• PERMANENT DTC SET IN TCM AND WILL NOT ERASE IF YOU CONFIRM One or more of the following DTCs are stored in the permanent DTC screen (Figure 1): P0715, P0716, P0718, P0730, P0791, P…
  ITB20-027 · Technical service bulletin · Electrical System · issued Dec 1, 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 · issued Sep 14, 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
• 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
• 2018-2020 INFINITI; DISPLAY CONTROL UNIT SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bullet…
  ITB19-002b · Technical service bulletin · Equipment · issued Jan 10, 2020
• 2019 QX50; FUEL ODOR INSIDE VEHICLE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
  ITB19-026a · Technical service bulletin · Fuel System, Gasoline · issued Dec 18, 2019
• 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 · Equipment · issued Dec 11, 2019
• MIL ON WITH DTC P0448 This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB19-012a · Technical service bulletin · Engine · issued Nov 14, 2019
• 2019 QX50; RATTLE NOISE FROM REAR OF FRONT MOONROOF PANEL IF YOU CONFIRM While driving at approximately 10 MPH, a rattle is present from either the right or left rear corner of the…
  ITB19-035 · Technical service bulletin · Visibility · issued Nov 5, 2019
• TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB12-011o · Technical service bulletin · Equipment · issued Oct 8, 2019
• 2019 QX50; FUEL ODOR INSIDE VEHICLE IF YOU CONFIRM A fuel odor inside the vehicle AND There are no visible fuel leaks. ACTION Replace the EVAP canister filter vent hose with the ne…
  ITB19-026 · Technical service bulletin · Fuel System, Gasoline · issued Sep 17, 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
• 2019 QX50; AUDIO SYSTEM WILL NOT TURN ON AND/OR SCREENS FREEZE UP AFTER HANGING UP A PHONE CALL This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all …
  ITB18-041c · Technical service bulletin · Equipment · issued Sep 6, 2019
• 2019 QX50; DRIVE BELT CHIRP NOISE IF YOU CONFIRM The drive belt makes a chirp type noise when accelerating the vehicle and/or revving the engine in Park. ACTION Compare the vehicle…
  ITB19-021 · Technical service bulletin · Engine and Engine Cooling · issued Aug 23, 2019
• 2019 QX50; SPARK KNOCK This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB19-003a · Technical service bulletin · Engine and Engine Cooling · issued Aug 22, 2019
• REMOTE ENGINE START NOT WORKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB14-011d · Technical service bulletin · Engine and Engine Cooling · issued Aug 13, 2019
• 2019 QX50; MIL ON WITH DTC P0087 STORED IF YOU CONFIRM The Malfunction Indicator Light (MIL) is ON with Diagnostic Trouble Code (DTC) P0087 (FRP CONTROL SYSTEM) stored in the Engin…
  ITB19-017 · Technical service bulletin · Electrical System · issued Aug 8, 2019
• CAMPAIGN BULLETIN VCR Engine Inspection UPDATE August 2, 2018 Please discard earlier versions of this bulletin. The announcement from July 12, 2018 has been revised to include: ï ·…
  REVISION 1 - PC7 · Technical service bulletin · Engine and Engine Cooling · issued Aug 2, 2019
• 2018-2019 INFINITI; DISPLAY CONTROL UNIT SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bullet…
  ITB19-002a · Technical service bulletin · Electrical System · issued Jul 26, 2019
• VCR Engine Inspection ***** Retailer Announcement ***** INFINITI is conducting a quality action on 324 specific 2019 QX50 (J55) vehicles (which were previously placed on temporary …
  PC706 - 2019 QX5 · Technical service bulletin · Equipment · issued Jul 12, 2019
• 2019 QX50; WHEEL ALIGNMENT SERVICE INFORMATION SERVICE INFORMATION Some wheel alignment specifications listed in the Front Suspension section of the Electronic Service Manual (ESM)…
  ITB19-015 · Technical service bulletin · Wheels · issued Jul 11, 2019
• Quality Assurance Hold ***** Retailer Announcement ***** INFINITI is committed to a high level of client service and satisfaction. This commitment requires INFINITI to periodically…
  PC706 - 2019 QX5 · Technical service bulletin · Equipment · issued Jul 3, 2019
• TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
  ITB12-011n · Technical service bulletin · Equipment · issued Jun 24, 2019
• AEB WARNING LIGHT BLINKING This bulletin applies only to vehicles equipped with a lane camera. SERVICE INFORMATION If the AEB warning light is blinking (but not illuminated steadil…
  ITB19-013 · Technical service bulletin · Lane Departure · issued May 22, 2019
• 2019 QX50; MIL ON WITH DTC P0448 IF YOU CONFIRM The Malfunction Indicator Light (MIL) is ON with DTC P0448 (EVAP canister vent control valve) stored. ACTION Reprogram the ECM, if a…
  ITB19-012 · Technical service bulletin · Engine and Engine Cooling · issued May 3, 2019
• INTELLIGENT KEY DOES NOT WORK AFTER BATTERY REPLACEMENT SERVICE INFORMATION If the Intelligent Key of an APPLIED VEHICLE does not work after replacing the battery, inspect the posi…
  ITB19-009 · Technical service bulletin · Electrical System · issued Apr 4, 2019
• EXTERIOR CLEANING INFORMATION SERVICE INFORMATION When cleaning the exterior of an Infiniti vehicle, damage may occur when using a cleaner with too high of an alkaline concentratio…
  ITB19-008 · Technical service bulletin · Equipment · issued Apr 2, 2019
• 2019 QX50; AUDIO SYSTEM WILL NOT TURN ON AND/OR SCREENS FREEZE UP AFTER HANGING UP A PHONE CALL This bulletin has been amended. Please see Amendment History on the last page. Pleas…
  ITB18-041b · Technical service bulletin · Electrical System · issued Mar 19, 2019
• CLOCK, AUDIO, HVAC OR NAVIGATION SETTINGS INTERMITTENTLY CHANGE ON THEIR OWN This bulletin applies only to vehicles equipped with INFINITI InTouch (Intelligent Key). SERVICE INFORM…
  ITB19-005 · Technical service bulletin · Equipment · issued Feb 28, 2019
• 2019 QX50; SPARK KNOCK IF YOU CONFIRM: A spark knock or knocking type noise coming from the engine under a low RPM/high load driving pattern (alternatively, ?at low speeds?) AND Th…
  ITB19-003 · Technical service bulletin · Engine · issued Feb 22, 2019
• 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…
  ITB16-012b · Technical service bulletin · Equipment · issued Feb 4, 2019
• 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…
  ITB17-042b · Technical service bulletin · Engine and Engine Cooling · issued Jan 29, 2019
• ALL MODEL YEAR 2012 AND NEWER INFINITI VEHICLES; EVAP LEAK DTC P0442, P0455, P0456 INFORMATION This bulletin has been amended. See Amendment History on the last page. Please discar…
  ITB13-044g · Technical service bulletin · Engine and Engine Cooling · issued Jan 29, 2019
• TELEMATICS SERVICE INFORMATION This bulletin applies only to vehicles equipped with factory Navigation system. This bulletin has been amended. See AMENDMENT HISTORY on the last pag…
  ITB12-011m · Technical service bulletin · Equipment · issued Jan 24, 2019
• Display Control Unit (DCU) Software Update Retailer Inventory ***** Retailer Announcement ***** INFINITI is conducting a quality action to update the Display Control Unit (DCU) sof…
  PC677 QX50 - DCU · Technical service bulletin · Unknown OR Other · issued Jan 17, 2019
• 2018-2019 INFINITI VEHICLES; DISPLAY CONTROL UNIT SERVICE INFORMATION SERVICE INFORMATION If the Display Control Unit (DCU) needs to be replaced on an APPLIED VEHICLE for any reaso…
  ITB19-002 · Technical service bulletin · Equipment · issued Jan 15, 2019
• 2019 QX50; AUDIO SYSTEM WILL NOT TURN ON AND/OR SCREENS FREEZE UP AFTER HANGING UP A PHONE CALL This bulletin has been amended. Please see Amendment History on the last page. Pleas…
  ITB18-041a · Technical service bulletin · Equipment · issued Dec 19, 2018
• 2019 QX50; INSPECTING FOR REFRIGERANT LEAKS SERVICE INFORMATION When inspecting the Air Conditioning (A/C) system in the applied vehicle for refrigerant leaks, some of the refriger…
  ITB18-044 · Technical service bulletin · Equipment · issued Dec 13, 2018
• 2019 QX50; DIRECT ADAPTIVE STEERING PULL AND STEERING WHEEL OFF-CENTER AT ENGINE START IF YOU CONFIRM While driving in a straight line on a smooth and flat road: - The steering whe…
  ITB18-043 · Technical service bulletin · Steering · issued Dec 12, 2018
• 2019 QX50; AUDIO SYSTEM WILL NOT TURN ON AND/OR SCREENS FREEZE UP AFTER HANGING UP A PHONE CALL IF YOU CONFIRM There is no audio, and the audio controls do not turn the radio/audio…
  ITB18-041 · Technical service bulletin · Electrical System · issued Dec 2, 2018
• 2019 QX50; IPDM E/R CONFIGURATION AFTER UNIT REPLACEMENT SERVICE INFORMATION When replacing the IPDM E/R, for any reason, it must be configured to function properly. Use CONSULT-II…
  ITB18-038 · Technical service bulletin · Equipment · issued Nov 14, 2018
• PLASTIC INTERIOR TRIM PROTECTIVE COVERING REMOVAL SERVICE INFORMATION Vehicles are delivered with plastic interior trim protective covering on the front and rear seats, front and r…
  ITB18-037 · Technical service bulletin · Equipment · issued Oct 24, 2018
• TRANSMISSION & ENGINE AUTOMATED DATA COLLECTION AND DIAGNOSTIC REPORTING SERVICE INFORMATION To support proper diagnosis and to promote Fixed-Right-First-Time ? Infiniti may review…
  ITB18-034 · Technical service bulletin · Power Train · issued Oct 12, 2018
• Infiniti USA Electronic Field Communication Subject: Retailed Vehicle Open Campaign Report Lists Updated The lists for each retailer?s Retailed Vehicle Open Campaign Report has bee…
  Infiniti USA Ret · Technical service bulletin · Equipment · issued Oct 9, 2018
• Infiniti USA Electronic Field Communication Subject: Takata Completion Objectives for Q3 INFINITI is continuing to ask its retailers to urgently help increase customer participatio…
  Infiniti USA Tak · Technical service bulletin · Air Bags · issued Oct 2, 2018
• DBS Enhancement: Retailed Vehicle Open Campaign Report INFINITI announced the availability of a new DBS enhancement tool to the Service > Campaign screen: Retailed Vehicle Open Cam…
  IPSB18-218 Retai · Technical service bulletin · Equipment · issued Sep 28, 2018
• TELEMATICS SERVICE INFORMATION This bulletin applies only to vehicles equipped with factory Navigation system. This bulletin has been amended to add a Required Actions by Model and…
  ITB12-011l · Technical service bulletin · Equipment · issued Sep 11, 2018
• Fuel Injector Replacement Parts Update 2 ***** Parts Update ***** The purpose of this update is to inform retailers that 14035-5NA0A Intake Manifold Gaskets are no longer on restri…
  PARTS UPDATE 2 - · Technical service bulletin · Fuel System, Gasoline · issued Aug 29, 2018
• 2019 QX50; MIL ON WITH DTC P0606 IF YOU CONFIRM The MIL is ON with DTC P0606 (CONTROL MODULE [control module processor]) stored. ACTION 1. Refer to step 6 in the SERVICE PROCEDURE …
  ITB18-028 · Technical service bulletin · Power Train · issued Aug 24, 2018
• Passenger Knee Airbag Retailer Inventory - Quality Assurance Hold ***** Retailer Announcement ***** INFINITI is committed to a high level of client service and satisfaction. This c…
  PC644.2 · Technical service bulletin · Air Bags · issued Aug 22, 2018
• Retailer Inventory List
  PC644.1 · Technical service bulletin · Equipment · issued Aug 22, 2018
• ALL MODEL YEAR 2012 AND NEWER INFINITI VEHICLES; EVAP LEAK DTC P0442, P0455, P0456 INFORMATION This bulletin has been amended. The publication date has been revised to include the …
  ITB13-044f · Technical service bulletin · Fuel System, Gasoline · issued Aug 15, 2018
• CVT FLUID LEVEL CHECK SERVICE INFORMATION This bulletin has been amended. The APPLIED VEHICLES and SERVICE INFORMATION sections have been revised. No other changes have been made. …
  ITB13-035c · Technical service bulletin · Power Train · issued Aug 15, 2018
• Fuel Injector Replacement Retailer Inventory ***** Parts Update ***** 100% of retailer inventory parts need was automatically shipped to affected retailers the week of July 23, 201…
  PARTS UPDATE - P · Technical service bulletin · Fuel System, Gasoline · issued Aug 3, 2018
• Open Affected Retailer Inventory
  P8315 · Technical service bulletin · Fuel System, Gasoline · issued Aug 3, 2018
• CAMPAIGN BULLETIN Fuel Injector Replacement Retailer Inventory. Retailer Announcement ***** INFINITI is conducting a quality action to replace the high pressure fuel injectors on 5…
  P8315 · Technical service bulletin · Fuel System, Gasoline · issued Jul 20, 2018
• 2019 QX50 PGF Film Removal ? Supplemental Information This bulletin applies only to vehicles equipped with a panoramic moonroof. What Retailers Should Do: This information applies …
  USA 2019 QX50 PG · Technical service bulletin · Visibility · issued Jun 13, 2018
• DAST CALIBRATION (MODE1) INCOMPLETE OR C13E9-00/C13EB-00 UNABLE TO ERASE This bulletin applies only to vehicles equipped with Direct Adaptive Steering (DAST). SERVICE INFORMATION T…
  ITB18-021 · Technical service bulletin · Steering · issued May 30, 2018
• 2019 QX50; SERVICE INFORMATION FOR DTC P11AB SERVICE INFORMATION The Applied Vehicle has a Diagnostic Trouble Code (DTC) that can be stored if power is interrupted to the Variable …
  ITB18-020 · Technical service bulletin · Equipment · issued May 24, 2018
• 2019 QX50; AWD BADGE SERVICE INFORMATION The AWD badge is installed from the factory ONLY on vehicles produced AFTER the build date shown below. NOTE: If any customer/retailer woul…
  ITB18-019 · Technical service bulletin · Equipment Adaptive/mobility · issued May 17, 2018
• 2019 QX50; MIL ON WITH ?CODE_200400? OR ?CODE_001200? STORED This bulletin has been amended throughout. Discard all previous versions of this bulletin.
  ITB18-014a · Technical service bulletin · Equipment · issued May 8, 2018
• Washer Fluid Retailer Inventory ***** Retailer Announcement ***** INFINITI is conducting a quality action to adjust the windshield washer fluid mixture on 1,151 specific MY 2019 IN…
  PC621 · Technical service bulletin · Visibility · issued May 1, 2018
• 2019 QX50; CENTER CONSOLE SLIDING SHUTTER INFORMATION SERVICE INFORMATION The 2019 QX50 comes from the factory with an instructional label on the sliding shutter that covers the ce…
  ITB18-017 · Technical service bulletin · Equipment · issued Apr 13, 2018
• 2019 QX50; BATTERY TESTING WITH DSS-5000 VIN BARCODE WILL NOT SCAN SERVICE INFORMATION When testing the battery on an early production 2019 QX50 with the DSS-5000, the VIN barcode …
  ITB18-016 · Technical service bulletin · Electrical System · issued Apr 12, 2018
• NEW PAINT GUARD FILM REMOVAL INFORMATION This bulletin applies only to new, unsold vehicles with Paint Guard Film in Dealer Stock. This bulletin has been amended. The publication d…
  ITB01-024e · Technical service bulletin · Equipment · issued Apr 4, 2018
• 2019 QX50; MIL ON WITH ?CODE_200400? STORED SERVICE INFORMATION If the MIL is ON and CONSULT-III plus (C-III plus) shows ?CODE_200400? (Figure 1) stored under engine, perform the E…
  ITB18-014 · Technical service bulletin · Engine and Engine Cooling · issued Apr 3, 2018
• ADAS SYSTEM DTC C1A03, C1A04, AND/OR C1B01 SERVICE INFORMATION This bulletin has been amended. The Applied Vehicles section has been revised. No other changes have been made. Pleas…
  ITB18-005a · Technical service bulletin · Service Brakes, Air · issued Mar 26, 2018
• INTELLIGENT KEY NOT DETECTED / ENGINE WILL NOT START This bulletin has been amended to update the Applied Vehicles. No other changes were made. Please discard previous versions of …
  ITB13-052b · Technical service bulletin · Equipment Adaptive/mobility · issued Mar 26, 2018
• WHEEL BALANCING SERVICE INFORMATION This bulletin has been amended. The publication date has been revised to include the latest models and model years. No other changes have been m…
  ITB11-005d · Technical service bulletin · Electronic Stability Control (esc) · issued Mar 23, 2018
• HEADLAMP FOGGING This bulletin has been amended. The APPLIED VEHICLES section has been revised. No other changes have been made. Please discard previous versions of this bulletin.
  ITB03-051L · Technical service bulletin · Exterior Lighting · issued Mar 19, 2018
• TELEMATICS SERVICE INFORMATION This bulletin has been amended. Changes have been made throughout. It is necessary to read the revised procedure(s) in entirety to properly perform t…
  ITB12-011k · Technical service bulletin · Electrical System · issued Mar 7, 2018
• DBS Enhancement: Custom VIN Campaign Report INFINITI is pleased to announce the availability of a new DBS enhancement to the Service > Campaign screen: Custom VIN Campaign Report. …
  IPSB17-130 · Technical service bulletin · Equipment · issued Mar 7, 2018
• DISPLAY CONTROL UNIT REPLACEMENT This bulletin has been amended. The Applied Vehicles section has been revised. No other changes have been made. Please discard previous versions of…
  ITB13-026h · Technical service bulletin · Equipment · issued Feb 22, 2018
• 12 VOLT BATTERY STORAGE AND MAINTENANCE FOR NEW VEHICLES IN RETAILER INVENTORY This bulletin has been amended throughout. Please discard all previous versions of this bulletin.
  ITB09-015h · Technical service bulletin · Electrical System · issued Jul 7, 2017