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Service bulletins for the 2015 Infiniti Q50

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.

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

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
ITB160022021-05-10. Service bulletin. ELECTRICAL SYSTEM. SERVICE INFORMATION: When the BCM in an APPLIED VEHICLE is being replaced for any reason, all existing Intelligent Keys must be re-registered. If new Intelligent Keys are added to the existing Intelligent Keys at the same time the BCM is being replaced, the procedure in this bulletin must be followed. See this bulletin for further detail.
P5326OL2021-05-10. Service bulletin. ELECTRICAL SYSTEM; STEERING. Infiniti is conducting a Voluntary Service Campaign on certain specific Model Year 2014 - 2015 Q50 Hybrid cold state vehicles (listed below) to reprogram the Direct Adaptive Steering (DAST) and replace the 12 volt battery.
P53232021-05-10. Service bulletin. ELECTRICAL SYSTEM; STEERING. Infiniti is conducting a Voluntary Service Campaign on certain specific Model Year 2014 - 2015 Q50 Hybrid cold state vehicles (listed below) to reprogram the Direct Adaptive Steering (DAST) and replace the 12 volt battery.
ITB11042D2021-05-10. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. IF YOU CONFIRM The customer states HomeLink will not operate or has improper operation. ACTIONS 1. To significantly reduce unnecessary repairs, make sure: a. The vehicle is not in "Transit Mode" (if equipped). - Not in Transit Mode: With the turn signal switch is in the OFF (center) position, turn the ignition from OFF to ON. If the turn signal indicators stay OFF (do not illuminate), the vehicle is not in Transit Mode. b. The "Extended Storage Switch" (if equipped) is in the "Customer Delivery" position (pushed in). - The Extended Storage Switch is located on the fuse block that is located in the interior of the vehicle. 2. Confirm the customer is familiar with the HomeLink programming procedure located in the vehicle?s owner?s manual. 3. Test HomeLink operation with special tool HomeLink Transmitter Tester J-41540. See this bulletin for further detail.
ITB150272021-05-10. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. SERVICE INFORMATION If the glove box is removed for any reason (for example, installing an accessory kick plate, replacing an in-cabin microfilter, etc.), verify the trunk release power cancel switch operates normally after installing the glove box. See this bulletin for further detail.
ITB14039B2021-05-10. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY. IF YOU CONFIRM A strong sulfur like odor is coming from the Moonroof drain hoses after a hot soak (after sitting with doors and windows closed). - Odor is most noticeable if the Moonroof shade is left closed while the vehicle sits in the direct sunlight and then after a hot soak the Moonroof shade is opened. NOTE - The Moonroof drain hoses MUST be the cause of the strong sulfur like odor for this bulletin to apply. ACTION Replace the Moonroof drain hoses with the Service Procedure starting on the next page AND deodorize with an ozone generator as needed AND THEN replace in-cabin microfilter. See this bulletin for further detail.
ITB140572021-05-10. Service bulletin. ELECTRICAL SYSTEM. SERVICE INFORMATION After replacement of a CAN Gateway Module, the new module must be configured with the correct part number to complete the repair. Use the part number listed in this bulletin for all trim levels of the Applied Vehicles. See this bulletin for further details.
ITB140562021-05-10. Service bulletin. ENGINE; ELECTRICAL SYSTEM. SERVICE INFORMATION Starting with 2010 Model Year, Infiniti vehicles have been gradually incorporating a new type of DTC known as Permanent DTC or P-DTC. If a vehicle is equipped with P-DTCs, all emission related DTCs will also set a P-DTC if the MIL is turned ON. A listing of which DTCs that will also set a P-DTC is found in the DTC Index in the EC-Engine Control section of the Electronic Service Manual (ESM). If a DTC repair is performed and the DTC erased, a vehicle may fail an Emission Inspection and Maintenance test if the P-DTC is not also erased. See this bulletin for further detail.
ITB140552021-05-10. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. SERVICE INFORMATION If a customer describes lack of power or poor acceleration, perform the following checks before attempting any repair: * Check for stored DTCs. * Check if the driver is resting their left foot on the brake pedal while accelerating. Advise the customer not to rest their foot on the brake while accelerating. * Use CONSULT-III plus in Engine Data Monitor to check operation of the brake lamp circuit signal. Monitor the brake switch during the incident; it should be "OFF". Please see this bulletn for further details.
ITB140382021-05-10. Service bulletin. ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM; EQUIPMENT. SERVICE INFORMATION When replacing a BCM for any reason and the original BCM?s configuration cannot be accessed with CONSULT-III plus (C-III plus), the new BCM must be manually configured. Configuration settings are not "spelled out" in C-III plus. For example, under Intelligent Key Type the designation "0" is used in place of "without I-KEY". Currently, the Electronic Service Manual (ESM) does not have a definition chart. The ESM will be updated with this information. Updated ESMs will be distributed to the field as quickly as possible. Until the updated ESMs are made available, please use the chart on the next page to assist in performing a manual configuration on the applied vehicles listed above. See this bulletin for further detail.
ITB140202021-05-10. Service bulletin. ELECTRICAL SYSTEM:WIRING; EQUIPMENT. SERVICE INFORMATION Warranty claims coding for repairing wiring harnesses for all Infiniti vehicles has changed. This bulletin gives an outline of the retailer technician?s responsibilities in assisting the retailer claims administrator to properly code a harness repair. Failure to provide correct information may result in claims suspension or rejection. See this bulletin for further detail.
ITB17-041A2021-05-09. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. VOLUNTARY SERVICE CAMPAIGN INFINITI; 2G TELEMATICS HARDWARE DEACTIVATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
ITB16-012C2021-05-09. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. 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.
ITB14-059B2021-05-09. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. INTELLIGENT KEY DOES NOT WORK INTERMITTENTLY This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
ITB13-057B2021-05-09. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. 2013 JX35, 2014-2015 Q50 & QX60; ONE OR BOTH INTELLIGENT KEYS LOST PRIOR TO CUSTOMER DELIVERY This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
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.
ITB15-026C2021-04-14. Service bulletin. ELECTRICAL SYSTEM. INFINITI; 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 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.
ITB16-021B2021-04-08. Service bulletin. ELECTRICAL SYSTEM. THEFT ALARM SOUNDS WHEN VEHICLE IS LOCKED, UNLOCKED, OR DOOR/TRUNK OPENED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB14-017B2021-04-08. Service bulletin. ELECTRICAL SYSTEM. 2014 – 2015 Q50; CONFIGURING INFINITI INTOUCH SYSTEM This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB17-005A2021-04-08. Service bulletin. ELECTRICAL SYSTEM. BLUETOOTH, USB, AND AUX FUNCTION DIAGNOSTIC TOOL This bulletin has been amended. See AMENDMENT HISTORY on page 3. 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.
ITB13-026L2021-04-08. Service bulletin. ELECTRICAL SYSTEM. 2014-2017 INFINITI; DISPLAY CONTROL UNIT REPLACEMENT This bulletin has been amended. 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.

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