2019 Infiniti QX50 Technical Service Bulletins

172 technical service bulletins (TSBs) are on record for the 2019 Infiniti QX50. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10173592Mar 18, 2020Body and structure. 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 following:  - 91205-5NA0A  - 91205-5NA0B  - 91205-5NA0C ACTION Apply flocking tape to the moonroof inner finishers per ITB20-008.  - Refer to PARTS INFORMATION on the last page of this bulletin for flocking tape.
• 10173591Mar 18, 2020Body and structure, Visibility (wipers, defrost, mirrors). 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 areas circled in green in Figure 1 AND The rattle goes away after removing the moonroof inner finisher(s). NOTE: The rattle noise may be intermittent and may be heard from one or both sides of the vehicle. ACTION Apply flocking tape to…
• 10171213Jan 10, 2020Equipment. 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.
• 10169964Dec 18, 2019Fuel system. 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.
• 10170002Dec 11, 2019Body and structure, Equipment. 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 applied vehicle, this may have been caused by the fluid used to install aftermarket window tinting. Before applying aftermarket window tint/film on an applied vehicle, thoroughly cover the complete door finisher to prevent damage that…
• 10168888Nov 14, 2019Engine, Equipment. MIL ON WITH DTC P0448 This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10168889Nov 5, 2019Visibility (wipers, defrost, mirrors), Equipment. 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 front moonroof glass panel, And Occurs only while the moonroof is in the closed position, And The moonroof buffers have been confirmed as being the old style (see Figure 2 and Figure 3 on pages 2 and 3, respectively).
• 10167279Oct 8, 2019Equipment. TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10165755Sep 17, 2019Fuel system. 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 new one listed in the PARTS INFORMATION on the last page of this bulletin.
• 10165750Sep 12, 2019Seats, Air bags, Electrical system. 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”.
• 10165748Sep 6, 2019Electrical system, Equipment. 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 previous versions of this bulletin.
• 10164644Aug 23, 2019Engine cooling. 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’s ECM and TCM part numbers with those listed in TABLE A and TABLE B, respectively, in this bulletin.  If there is a match, reprogram the ECM.  If there is a match, also reprogram the TCM.
• 10164639Aug 22, 2019Engine cooling. 2019 QX50; SPARK KNOCK This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10164637Aug 13, 2019Engine 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.
• 10164640Aug 8, 2019Electrical system. 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 Engine Control Module (ECM), AND The fuel level indicates ¼ or less. ACTION Reprogram the ECM and TCM, if applicable.
• 10164667Aug 2, 2019Engine cooling. 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:  11 VINs have been added to the population
• 10163939Jul 26, 2019Electrical system. 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.
• 10163717Jul 12, 2019Engine, Equipment. VCR Engine Inspection ***** Retailer Announcement ***** INFINITI is conducting a quality action on 324 specific 2019 QX50 (J55) vehicles (which were previously placed on temporary Quality Assurance (QA) Hold under PC706), to remove and inspect the lower engine oil pan. Affected vehicles are subject to stop sale and are either currently in retailer inventory or assigned and in transit to the retailer. ***** What…
• 10163940Jul 11, 2019Suspension, Wheels. 2019 QX50; WHEEL ALIGNMENT SERVICE INFORMATION SERVICE INFORMATION Some wheel alignment specifications listed in the Front Suspension section of the Electronic Service Manual (ESM) have been revised. Until the updated ESMs are made available, use the revised specifications listed in this bulletin.
• 10163716Jul 3, 2019Equipment, Engine. Quality Assurance Hold ***** Retailer Announcement ***** INFINITI is committed to a high level of client service and satisfaction. This commitment requires INFINITI to periodically place certain vehicles on temporary Quality Assurance (QA) Hold to assure that these vehicles, as delivered to our clients, meet our exacting standards and our clients? expectations.
• 10162969Jun 24, 2019Equipment. TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10161388May 22, 2019Lane departure, Equipment. 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.
• 10161387May 3, 2019Engine cooling. 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 applicable.
• 10160177Apr 4, 2019Electrical system. 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 positive (+) terminals. If the battery side of the Intelligent Key is held by pinching down on the terminals while removing the battery, it is possible to bend the terminals down far enough that they will not touch the contacts on the other…
• 10160176Apr 2, 2019Equipment. 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…
• 10158422Mar 19, 2019Electrical system, Equipment. 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. Please discard previous versions of this bulletin.
• 10155156Feb 28, 2019Equipment. 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…
• 10155154Feb 22, 2019Engine. 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 There are no DTCs stored in the ECM and/or TCM. ACTION 1. Reprogram the ECM, if applicable. 2. Inform the customer that premium gasoline is recommended.
• 10155152Feb 4, 2019Equipment. 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 bulletin.
• 10152991Jan 29, 2019Engine 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.
• 10152989Jan 29, 2019Engine 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.
• 10152987Jan 24, 2019Equipment. 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.
• 10153012Jan 17, 2019Other or unknown. Display Control Unit (DCU) Software Update Retailer Inventory ***** Retailer Announcement ***** INFINITI is conducting a quality action to update the Display Control Unit (DCU) software on 5,044 specific 2019 INFINITI QX50 vehicles in new vehicle inventory. The current software may allow the DCU system to slow down or freeze when a call is initiated using voice recognition while the phone menu was displayed on the…
• 10152993Jan 15, 2019Equipment. 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…
• 10153548Dec 19, 2018Equipment, Electrical system. 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. Please discard previous versions of this bulletin.
• 10153550Dec 13, 2018Equipment. 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 refrigerant connections may be difficult to see. - See Figure 1 on the next page for areas that should be inspected whenever the A/C system is inspected for refrigerant leaks.
• 10153549Dec 12, 2018Steering. 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 wheel is off-center, And - The steering wheel returns to center and the vehicle begins to pull, when the driver?s grip on the steering wheel is relaxed. ACTION 1. Confirm that the steering wheel is indexed correctly. 2. Confirm that the…
• 10153547Dec 2, 2018Electrical system, Equipment. 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 ON. and/or Both screens freeze up after hanging up a phone call. - The phone call was initiated with Voice Recognition while the phone menu was displayed on the upper screen. NOTE: These conditions can be temporarily resolved by pressing…
• 10152505Nov 14, 2018Electrical system, Equipment. 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-III plus (C-III plus) Re/programming, Configuration to write (configure) the correct Type ID into the IPDM E/R. For convenience, the configuration procedures (Read/Write and Manual) are provided in this bulletin with C-III plus screens…
• 10149809Oct 24, 2018Equipment, Body and structure. 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…
• 10149806Oct 12, 2018Transmission and drivetrain. 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…
• 10149802Oct 9, 2018Equipment. 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 been updated today in DBS. We made our best effort to reassign vehicles to retailers based on the most recent owner information we received.
• 10149803Oct 2, 2018Air bags. Infiniti USA Electronic Field Communication Subject: Takata Completion Objectives for Q3 INFINITI is continuing to ask its retailers to urgently help increase customer participation in the Takata recalls to help it achieve 100% customer recall participation for the following vehicles: ? 2001 I30 ? 2002-04 I35 ? 2003-08 FX ? 2002-03 QX4 ? 2006-10 M Sedan INFINITI expects to upload the next refreshed owner list to…
• 10145541Sep 28, 2018Equipment. 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 Campaign Report on July 9, 2018, which identifies owner contact information for specific campaigns. Currently, only Takata campaign owner lists are available.
• 10145542Sep 11, 2018Equipment. 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 Year table on page 2, a Check OFF Sheet on page 21 and to reorganize the information throughout. It is necessary for you to read this revised procedure to properly perform this Service Information. Please discard previous versions of…
• 10145047Aug 29, 2018Fuel system. 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 restriction and may be ordered via normal process beginning 8/29/2018. All open SVC orders will be approved and sent to retailers; no need to re-order.
• 10144502Aug 24, 2018Electrical system, Transmission and drivetrain. 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 to confirm this bulletin applies to the vehicle you are working on. 2. If this bulletin applies, reprogram the ECM.
• 10145051Aug 22, 2018Air bags. Passenger Knee Airbag Retailer Inventory - Quality Assurance Hold ***** Retailer Announcement ***** INFINITI is committed to a high level of client service and satisfaction. This commitment requires INFINITI to periodically place certain vehicles on a temporary Quality Assurance (QA) Hold to assure that these vehicles, as delivered to our clients, meet our exacting standards and our clients? expectations.
• 10145050Aug 22, 2018Equipment. Retailer Inventory List
• 10144495Aug 15, 2018Fuel system. 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 latest models and model years, and the Service Procedure has been updated. Please discard previous versions of this bulletin.

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