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Service bulletins for the 2012 Infiniti QX56

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.

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

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Bulletins, newest first
ITB130032021-05-10. Service bulletin. SUSPENSION. SERVICE INFORMATION When the fluid of an applied vehicle's transfer assembly is being "topped off" or refilled for any reason, use only Genuine NISSAN Transfer Fluid (P/N 999MP-TF0870P). Using transfer fluid other than Genuine NISSAN Transfer Fluid or its equivalent will damage the transfer, which is not covered by the INFINITI new vehicle limited warranty. Order this item through the Infiniti Maintenance Advantage program: Phone: 877-INF-IMA1 (877-463-4621), order online via the link on www.NNAnet.com>Workspace tab>Parts and Service Section>Click on "Maintenance Advantage", or order direct at www.nissantire.com. See this bulletin for further detail.
ITB11014B2021-05-10. Service bulletin. STRUCTURE. SERVICE INFORMATION If a CD/DVD Player incident is noted, a possible cause may be improper CD/DVD disc care, condition, or usage. This bulletin provides updated CD/DVD Player operation instructions to avoid potential incidents/customer concerns caused by improper care and usage of CD/DVD discs. To aid in solving customer concerns, use the guidelines in this bulletin when speaking to customers or inspecting incident vehicles. - Customers must not use discs that are warped, scratched, chipped, cracked, have abnormal edges or are otherwise damaged. Damaged or poor condition discs may cause the Player internal mechanism to jam or have optical pick-up errors. NOTE - Do not make a Warranty claim against a Player that will not play damaged or poor condition discs as described in this bulletin. See this bulletin for further detail.
ITB10066E2021-05-10. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL:INFOTAINMENT:BLUETOOTH/WIFI. IF YOU CONFIRM One or more of the following is occurring on an Applied Vehicle: - Audio streaming via Bluetooth is "choppy" or "clipped." - Calculating Route" takes an extended period of time (2-5 minutes) to complete. - Could not find a route" displays when attempting to calculate a route. - Voice Recognition sequence takes too many steps. - Voice Recognition has difficulty recognizing voicetags. - The Navigation system reboots. - XM NavTraffic is slow to report. - "Handset Phonebook" access is slow. - Caller ID is not available when a hands-free call via Bluetooth is in progress and another call comes in. ACTION 1. Perform steps 1-7 of Check Navigation Program Version in the Service Procedure to verify whether or not this bulletin applies. 2. If this bulletin applies, Follow the Service Procedure to load the Reprogramming Software DVD referenced in the Parts Information section. See this bulletin for further detail.
ITB11054A2021-05-10. Service bulletin. BACK OVER PREVENTION. IF YOU CONFIRM: Any of the following DTCs are stored in the ECM: - P0031 / P0051, P0032 / P0052, P0130 / P0150, P0133 / P0153, P2A00 / P2A03, P1148 / P1168 OR Any of the following DTCs are stored in the ECM as a result of one of the A/F sensors: - P0300 - P0308, P0171 / P0174, P0172 / P0175 ACTION: 1. Replace the A/F sensor that relates to the stored DTC(s) (B1 and/or B2). 2. Refer to step 7 in the SERVICE PROCEDURE to confirm if ECM reprogramming applies. 3. If it applies, reprogram the ECM. See this bulletin for further detail.
ITB120772021-05-10. Service bulletin. SERVICE BRAKES. IF YOU CONFIRM: An APPLIED VEHICLE has the MIL 'ON' with DTC P008B (Low Fuel Pressure Too High) stored in the ECM. 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. See this bulletin for further detail.
ITB11005B2021-05-10. Service bulletin. WHEELS. SERVICE INFORMATION To increase tire/wheel assembly balancing accuracy, proper steps should be followed: - Make sure to use the correct size wheel centering collet (do not use a cone). - Make sure to use a flange plate and stud set to secure the tire/wheel assembly on the balancer (do not use a cup). - Perform proper wheel mounting and centering checks. See this bulletin for further detail.
P25632021-05-10. Service bulletin. SERVICE BRAKES; FUEL SYSTEM, GASOLINE. Infiniti is conducting a retailer service action to reprogram the ECM on certain specific 2012 and 2013 Infiniti QX56 vehicles to prevent the fuel pump pressure from becoming higher than design specifications and illuminating the MIL light.
ITB120712021-05-10. Service bulletin. VISIBILITY; VEHICLE SPEED CONTROL. SERVICE INFORMATION Part of the procedure to remove the glass mirror in either door mirror of an applied vehicle has been changed. Until the related Electronic Service Manuals (ESM) are amended, use the information in this bulletin. - Other than noted, all other procedural steps in the ESM remain the same. See this bulletin for further detail.
ITB120702021-05-10. Service bulletin. VISIBILITY; VEHICLE SPEED CONTROL; ENGINE AND ENGINE COOLING; BACK OVER PREVENTION. SERVICE INFORMATION The "Reverse Tilt-Down" feature will move the glass on the outside mirrors downward when the gear selector is placed in the Reverse (R) position. As the mirror glass moves downward, it may reach the end of its travel. If the mirror glass reaches the end of its travel it will make a clicking noise. The clicking noise may occur once or multiple times. IMPORTANT: - The clicking noise described above is a normal function of the mirror glass movement. - Do not replace the door mirror assembly in an attempt to repair this normal function.
ITB120682021-05-10. Service bulletin. ELECTRICAL SYSTEM:INTERIOR LAMPS/BULBS. SERVICE INFORMATION Occasionally, after a rain or a car wash, customers may notice water drops in the overhanging part of the rear combination lamp lens. - This is a normal condition. - The water drops should disappear over time when the lamp is in a dry environment. - Refer to the images on page 2 of this bulletin for examples of a normal water drop condition. - Do not replace any parts for this condition. See this bulletin for further detail.
ITB13-052C2021-05-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. 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 this bulletin.
ITB17-015B2021-05-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. NAVIGATION SYSTEM REBOOTS WHEN SXM TRAFFIC IS ENABLED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB19-024A2021-04-13. Service bulletin. ELECTRICAL SYSTEM. DTC B00A0-00 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB17-042D2021-04-13. 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.
ITB16-006A2021-04-08. Service bulletin. ELECTRICAL SYSTEM. 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.
ITB10-037E2021-04-08. Service bulletin. ELECTRICAL SYSTEM. RADIO PRESETS / CLIMATE CONTROL SETTINGS / NAVIGATION SETTINGS CHANGE WITH INTELLIGENT KEY MEMORY This bulletin has been amended. Please see AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB12-041D2021-04-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. SIRIUSXM SATELLITE RADIO / WEATHER / TRAFFIC / TRAVEL LINK ACTIVATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
ITB11-003F2021-04-08. Service bulletin. ELECTRICAL SYSTEM. NAVIGATION MAP DATA UPDATE MATRIX This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB10-017E2021-04-08. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM. AV CONTROL UNIT REPLACEMENT REQUIRES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB12-043a2021-01-09. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY:DOOR. 2012 QX56; DOOR REQUEST SWITCH INOPERABLE AND NO START AT PDI This bulletin is no longer active. Please discard previous versions of ITB12-043.
ITB15-024a2021-01-09. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). 2005-2015 INFINITI VEHICLES; ECM REPROGRAMMING SERVICE INFORMATION This bulletin is no longer active. Please discard previous versions of ITB15-024.
ITB17-042c2020-10-08. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; FUEL SYSTEM, GASOLINE; EQUIPMENT. 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.
ITB20-0192020-09-11. Service bulletin. ENGINE AND ENGINE COOLING. VK56 CONNECTING ROD CAP BOLT SERVICE INFORMATION SERVICE INFORMATION A change has been made to the connecting rod cap bolt service part. The new service part (B in Figure 1) is visually different, but is a direct replacement for the original equipment part. IMPORTANT: See page 2 for the procedure to inspect the cap bolt service part for excessive stretch. If replacement of a single connecting rod cap bolt is indicated for any given connecting rod, both connecting rod cap bolts of the affected connecting rod must be replaced as a set.
DOR-M9J4S-072020-07-27. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. These SKUs are Exhaust Manifolds with Catalytic Converters. The customer communication requested return of unsold inventory due to a loss of CARB certification. These SKUs can no longer be sold as they do not meet CARB standards, but parts on vehicles are not effected.
DOR-M3J3F-072020-07-27. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. These SKUs are Exhaust Manifolds with Catalytic Converters. The customer communication requested return of unsold inventory due to a loss of CARB certification. These SKUs can no longer be sold as they do not meet CARB standards, but parts on vehicles are not effected.

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