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Service bulletins for the 2019 Infiniti QX50

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.

172 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
ITB18-0382019-01-07. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. 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. NOTE: - The vehicle will not start until IPDM E/R configuration is done. - The correct Type ID for configuration is based on vehicle options. - The part number externally marked on the IPDM E/R case is not the Type ID. - The Type ID can only be read through Re/programming, Configuration function of the C-III plus. - IPDM E/R configuration (Type ID) cannot be read through Work Support > ECU Identification. This will only show the part number that is marked on the outside of the case.
ITB18-0282018-09-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM. 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.
ITB18-0212018-06-18. Service bulletin. STEERING; ELECTRICAL SYSTEM. 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 This bulletin has information for two services for which a technician may need additional help: - While performing DAST CALIBRATION (MODE1), the calibration may stop or will not start. - DTC C13E9-00 (BOOTING ANGLE PROCESSING) and C13EB-00 (BOOTING ANGLE PROCESSING) are stored and cannot be erased. The above conditions may indicate that DAST CALIBRATION (MODE1) was not performed correctly or was not completed correctly. Use the SERVICE PROCEDURE in this bulletin as an aid to correctly perform and complete DAST CALIBRATION MODE 1. NOTE: - The SERVICE PROCEDURE in this bulletin does not contain all of the required steps. - The Electronic Service Manual (ESM) must be used together with this bulletin. - This bulletin contains additional clarification as an aid to perform DAST CALIBRATION MODE 1.
ITB18-0202018-06-18. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. 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 Compression Ratio Control Module Circuit under certain conditions. DTC P11AB ? (VCR control module circuit) can be stored if: - 12 volt power is interrupted while the ignition is ON, or up to 3 minutes after the ignition was turned OFF - Refer to the Electronic Service Manual (ESM). Search precautions for removing battery in Title Search for further information. - Vehicle battery has low voltage - Vehicle battery is incorrectly disconnected - Refer to the ESM. Search precautions for removing battery in Title Search for further information. - ECU is disconnected before properly disconnecting the 12 volt battery In these cases DTC P11AB will be accompanied by other DTCs related to low voltage or connection codes. If P11AB is stored during one of the above conditions, with DTCs that are related to low voltage or connection issues, P11AB and related DTCs can be erased with no further action. NOTE: If DTC P11AB is stored by itself, refer to the ESM for further diagnostic information.
ITB18-0162018-05-21. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 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 may not scan into the battery information screen. If this should occur, use the Edit Battery Information screen to manually enter each field. Make sure to use the following values: - Battery Type: Enhanced Flooded - Battery Rating: 720
ITB12-011k2018-05-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 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 the action(s). Please discard previous versions of this bulletin.
ITB09-015h2017-10-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 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.

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