# Service bulletin ITB19\-002

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.

- Type: Service bulletin
- NHTSA id: 10152993
- Published by NHTSA: 2019\-02\-19
- Manufacturer's number: ITB19\-002
- Manufacturer's date: 2019\-01\-15
- NHTSA component: EQUIPMENT:ELECTRICAL

## NHTSA's summary

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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10152993-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10152993-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Equipment and accessories

## Vehicles listed

- 2018 to 2019 INFINITI Q50
- 2018 INFINITI Q50 HYBRID
- 2018 to 2019 INFINITI Q60
- 2018 to 2019 INFINITI Q70
- 2018 INFINITI Q70 HYBRID
- 2018 to 2019 INFINITI QX30
- 2019 INFINITI QX50
- 2018 to 2019 INFINITI QX60
- 2018 to 2019 INFINITI QX80

## Recalls for the same vehicles and component

- [26V455000](/recalls/nhtsa/26V455000.md), 2026-07-15: EQUIPMENT:OTHER:LABELS

## Other bulletins for the same vehicles and component

- [ITB23\-010E](/bulletins/10251530.md), 2024-03-08, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE. SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin is no longer active. To access infotainment software updates via the Infotainment Software Update Utility: Select SPECIALTY TOOLS, and then select Infotainment Software Updates on the left side of ASIST. Please discard previous versions of ITB23\-010.
- [ITB23\-010D](/bulletins/10249897.md), 2024-02-08, Service bulletin: EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM. SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin is no longer active. To access infotainment software updates via the Infotainment Software Update Utility: Select SPECIALTY TOOLS, and then select Infotainment Software Updates on the left side of ASIST. HINT: Initially, the Infotainment Software Update Utility will be available only on the CONSULT PC version of ASIST. The Utility will be added to ASIST WEB at a later date. Please discard previous versions of ITB23\-010.
- [ITB12\-011Q](/bulletins/10249891.md), 2024-02-08, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\). TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
- [ITB23\-010C](/bulletins/10242043.md), 2023-09-08, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:INFOTAINMENT. SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
- [ITB23\-010B](/bulletins/10242042.md), 2023-09-08, Service bulletin: EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM. SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
- [ITB18\-035C](/bulletins/10235473.md), 2023-05-03, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:ANTI\-THEFT DEVICES. SECURITY ALARM SOUNDS AFTER USING MECHANICAL KEY TO UNLOCK DRIVER DOOR This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
- [ITB23\-010](/bulletins/10233823.md), 2023-04-06, Service bulletin: EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM. SOFTWARE UPDATE FOR INFOTAINMENT ISSUES SERVICE INFORMATION When diagnosing an infotainment issue or after replacement of the AV Control Unit, it is necessary to verify the current software version of the AV Control Unit to determine if a software version update is required. Use the vehicle tables in this bulletin to determine the current software version, if the AV Control Unit requires a software version update, and which procedure to use to update the AV Control Unit. The software updates in this bulletin are to address stability improvements and “bug” fixes. IMPORTANT: If the client is experiencing a software related concern, refer to ITB21\-011 to verify if the client concern is a hardware or software related issue. If the concern is a software related issue, review the information in this bulletin to update the AV Control Unit as needed.
- [ITB21\-025A](/bulletins/10233660.md), 2023-04-04, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. DTC C1A17\-49 STORED IN LASER/RADAR This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
- [ITB19\-024C](/bulletins/10233657.md), 2023-04-04, Service bulletin: EQUIPMENT. DTC B00A0\-00 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
- [ITB12\-072G](/bulletins/10211973.md), 2022-05-20, Service bulletin: POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT; EQUIPMENT:MECHANICAL. INFINITI AWD MODELS; ABNORMAL NOISE, VIBRATION AND/OR JUDDER FROM REAR DIFFERENTIAL This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

JSON: [/v1/bulletins/10152993](/v1/bulletins/10152993)

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