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Service bulletins for the 2019 Infiniti QX80

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

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

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By component

By trouble code

Bulletins, newest first
ITB19-034a2020-02-08. Service bulletin. ELECTRICAL SYSTEM. NO START CAUSED BY LOW BATTERY VOLTAGE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB19-002b2020-02-08. Service bulletin. EQUIPMENT. 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 bulletin.
ITB17-027c2020-02-07. Service bulletin. VISIBILITY. 2016-2020 QX80; OUTSIDE MIRROR(S) LOOSE AT BASE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB13-008a2020-02-07. Service bulletin. SUSPENSION. CLICKING NOISE FROM FRONT OR REAR AXLE DURING TAKE-OFF/ACCELERATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
P9331 2019 Q50_Q2019-12-07. Service bulletin. POWER TRAIN. 7-Speed Automatic Transmission (AT) Lock Up Retailer Inventory ***** Retailer Announcement ***** INFINITI is conducting a retailer inventory quality action on to inspect 6 specific 2019 INFINITI Q50 and 43 specific INFINITI QX80 vehicles identified in Service Comm, to inspect the transmission torque converter. Affected vehicles are subject to a stop sale and are either currently in retailer inventory or assigned and in transit to the retailer. ***** What Retailers Should Do ***** PLEASE FOLLOW THE ATTACHED INSPECTION INSTRUCTIONS 1. Verify if vehicles are affected by this quality action using Service Comm or DBS National Service History – Open Campaign I.D. P9331. • - New vehicles in retailer inventory can also be identified using DBS (Sales-> Vehicle Inventory, and filter by Open Campaign). o Refer to IPSB 15-286 for additional information • - Please continue to check newly arriving inventory for campaign applicability. 2. Please do not drive, sell, loan or trade the specific vehicles in Retailer Inventory subject to this Quality Action. 3. Use the attached procedure to inspect the vehicle: • - If the data shows the Torque Converter Clutch Solenoid Monitor (TCC SOL MON) increases to 0.4A during steady cruise at or above 25MPH, no further action is necessary • - File a claim for the inspection, and release the vehicle for sale
ITB19-0342019-11-07. Service bulletin. ELECTRICAL SYSTEM. NO START CAUSED BY LOW BATTERY VOLTAGE IF YOU CONFIRM An APPLIED VEHICLE will not start due to low battery voltage OR The customer commented that the vehicle would not start. ACTION A. Test the vehicle’s 12 volt battery using the Midtronics DSS-5000. B. Refer to step 2 on page 2 to confirm this bulletin applies to the vehicle you are working on. C. If this bulletin applies, reprogram the ECM.
ITB19-0322019-11-07. Service bulletin. STEERING. 2018-2019 QX80; STEERING WHEEL JUDDERS WHILE TURNING AT LOW SPEED IF YOU CONFIRM The vehicle has a judder in the steering wheel while turning and only at speeds between 1-9 MPH. ACTION Replace the power steering high pressure piping with the part listed in the Parts Information on page 6. IMPORTANT: Inform the customer that this repair will reduce, but does not eliminate the amount of judder felt in the steering wheel during low speed parking lot maneuvers.
ITB12-011o2019-11-07. Service bulletin. EQUIPMENT. TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB14-011d2019-10-09. Service bulletin. ENGINE AND ENGINE COOLING. REMOTE ENGINE START NOT WORKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB19-0242019-10-08. Service bulletin. SEATS; ELECTRICAL SYSTEM; AIR BAGS. 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: ACTION 1. Check the Occupant Classification System (OCS) control unit using the ODS Analysis tool software. • Refer to SERVICE PROCEDURE on the next page. HINT: “OCS” may also be referred to as “ODS”. 2. Perform “75-zero RESET”.
ITB19-002a2019-08-19. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. 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 bulletin.
ITB12-011n2019-07-22. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB19-0132019-06-24. Service bulletin. LANE DEPARTURE: SENSING SYSTEM: CAMERA; EQUIPMENT:ELECTRICAL. 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 steadily) or the customer states it is blinking, and there are no related DTCs, inspect the windshield. A blinking AEB warning light may occur under the following conditions: - When contamination or foreign material adhere to the lane camera viewing window on the windshield - When driving while it is snowing or when frost forms on the lane camera viewing window on the windshield - When the lane camera viewing window on the windshield is temporarily fogged up NOTE: - If DTCs are present in any of the following related systems: - Laser/Radar, - ICC/ADAS, or - Lane Camera, Refer to the related Electronic Service Manual (ESM) for diagnosis. - Refer to the following pages for further information.
ITB19-0082019-05-20. Service bulletin. EQUIPMENT. 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 concentration. - Always refer to the Appearance and care section of the related owner?s manual. - Not all cleaners are created equal. - Many cleaners come in concentrated form. - Alkaline cleaners (cleaners with a high pH value) can cause spots on paint and trim when not used as directed. - Some commercial car washes use cleaners with a high pH value. - When using cleaners that meet the conditions defined in the Appearance and care section, be sure to carefully follow the cleaner?s directions. - When finished cleaning/washing, rinse thoroughly with clean water. IMPORTANT: Damage to paint, glass, bright metal, or any other exterior surface caused by using improper cleaning products is not covered under warranty. Always refer to the Paint Incident Identification Manual (PIIM) and Assurance Products Reference Manual (APRM). Follow the guidelines in the PIIM and APRM for non-warrantable exterior body, glass, or painted surface quality issues. To access the PIIM and APRM, login to nnanet.com: - For the PIIM, select: MY LINKS > Warranty > Paint Incident Identification Manual - For the APRM, select: MY DOCUMENTS > Warranty > APRM See further information in this bulletin.
ITB19-0072019-04-15. Service bulletin. EQUIPMENT; FUEL SYSTEM, OTHER. INFINITI; P0171 AND P0174 SERVICE INFORMATION SERVICE INFORMATION Diagnosis for DTCs P0171 (FUEL SYS LEAN B1) and P0174 (FUEL SYS LEAN B2) have been revised for the APPLIED VEHICLES listed above. When performing diagnosis for either of these DTCs, start by using the SERVICE PROCEDURE section of this bulletin. NOTE: The related Electronic Service Manuals (ESM) will be revised in the future to include these diagnostic steps.
ITB19-0062019-04-15. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. INFINITI; MIL ON WITH DTC P219A AND/OR P219B STORED SERVICE INFORMATION If the MIL is ON and DTC P219A (AIR FUEL RATIO IMBALANCE B1) and/or P219B (AIR FUEL RATIO IMBALANCE B2) is stored: - DO NOT replace the Air Fuel Ratio (A/F) sensor. - Refer to the applicable Electronic Service Manual (ESM) and follow the diagnostic procedure for DTC P219A and/or P219B.
ITB19-0052019-03-25. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT. CLOCK, AUDIO, HVAC OR NAVIGATION SETTINGS INTERMITTENTLY CHANGE ON THEIR OWN This bulletin applies only to vehicles equipped with INFINITI InTouch (Intelligent Key). SERVICE INFORMATION An Intelligent Key, for the applied vehicles with INFINITI InTouch?, has the abillity to trigger specific customized settings for the radio, clock, heating and air conditioning (HVAC) and navigation that are unique to that key, and each Intelligent Key for a specific vehicle may have different settings stored. EXAMPLE: The vehicle may be driven by more than one person, and each driver has a personal Intelligent Key. Each driver may adjust their preferred vehicle settings differently. If two or more Intelligent Keys with different stored settings are unintentionally interchanged, one or more of the following perceived issues might be reported by the customer(s). - Radio ? Presets are lost or change - Clock ? Settings are not showing the correct time due to day-light savings or the selected region (time zone) - HVAC ? Controls are set differently - Navigation ? Settings suddenly altered If any of these perceived issues are present: - Confirm if there are multiple Intelligent Keys being used by the customer(s) interchangeably, and if so, verify that each key?s settings are different. NOTE: Customer may not recognize that different Intelligent Keys are linked differently.
ITB17-027b2019-02-25. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR. 2016-2019 QX80; OUTSIDE MIRROR(S) LOOSE AT BASE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB19-0022019-02-19. Service bulletin. EQUIPMENT:ELECTRICAL. 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 reason, follow the steps in the Service Procedure to: - Confirm proper diagnosis and repair with TECH LINE to obtain DCU order approval, then place the order with DENSO. NOTE: The DCU order approval process does not apply to 2017 model year and earlier models. TECH LINE authorization is not needed for 2017 model year and earlier models. - Configure the Multi AV system. - 2018-2019 QX30 vehicles only: Register the replacement DCU. DCU registration is necessary whether or not the vehicle has an active Infiniti InTouch Apps subscription. NOTE: The original DCU must be installed in the vehicle while performing part of this procedure. DO NOT remove the original DCU until instructed.
ITB17-042b2019-02-19. Service bulletin. ENGINE AND ENGINE COOLING. 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 this bulletin.
ITB13-044g2019-02-19. Service bulletin. ENGINE AND ENGINE COOLING. 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 discard previous versions of this bulletin.
ITB12-011m2019-02-19. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). 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 page. Please discard previous versions of this bulletin.
ITB18-0392019-01-07. Service bulletin. AIR BAGS. AIR BAG WARNING LIGHT FLASHING INDICATING SYSTEM DIAGNOSTIC MODE IF YOU CONFIRM The air bag warning light is flashing slowly (repeating 2 seconds ON, 2 seconds OFF). NOTE: If this should occur, the Air Bag Diagnosis Sensor Unit is in Diagnostic Mode and needs to be returned to User Mode. ACTION 1. Use CONSULT-III plus to check for Air Bag DTCs and perform repairs as needed. 2. Return the Air Bag Diagnosis Sensor Unit to User Mode.
ITB18-0372018-12-03. Service bulletin. STRUCTURE; EQUIPMENT. 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 rear door panel finishers, steering wheel, and sun visors (see examples on page 2). When removing the protective covering, care must be used to avoid scuffs, scrapes, cuts, and other abrasive contact to interior trim components. DO NOT use sharp objects like razor blades, box cutters, knives, etc. when removing the plastic interior trim protective covering. IMPORTANT: All soft trim described in this bulletin is on automatic return to NNA. Any trim found damaged in the way described in this bulletin will be charged back to the dealer.
ITB18-0342018-12-03. Service bulletin. POWER TRAIN. TRANSMISSION & ENGINE AUTOMATED DATA COLLECTION AND DIAGNOSTIC REPORTING SERVICE INFORMATION To support proper diagnosis and to promote Fixed-Right-First-Time ? Infiniti may review CONSULT-III plus (CIII plus) data relating to vehicle operation and function to help with vehicle diagnosis and diagnostic validation. IMPORTANT: For transmission/engine repair or replacement, retailers are required to connect C-III plus and perform ?Diagnosis (All Systems)?. Performing C-III plus ?Diagnosis (All Systems)? is also required prior to contacting any Infiniti call center (i.e. TECH-LINE, PCC, or WCC) for diagnostic support or claim preauthorization. NOTE: For additional information regarding Automated Vehicle Data Collection, refer to IWBI/18-019. To support Automated Vehicle Data Collection, your C-III plus must have the Diagnosis result reporting function-Setting turned ON. If Diagnosis result reporting function-Setting is OFF: - It may cause dealer consideration for Audit or the Anomalous Repair Control (ARC) program, where applicable. - It may result in a repair being non-warrantable. Refer to the Service Procedure on the next page to confirm your C-III plus ?Diagnosis result reporting function-Setting? is turned ON.

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