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Service bulletin ITB-14-009

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10054744
Published by NHTSA2014-02-21
Manufacturer's numberITB-14-009
Manufacturer's date2014-01-27
ReplacesITB-14-009-A
NHTSA componentSTEERING:AUTOMATED/ADAPTIVE STEERING; ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

INFINITI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE DIRECT ADAPTIVE STEERING SYSTEM (DAST) CONTROL MODULES, ON CERTAIN VEHICLES, ARE BEING REPLACED, REPROGRAMMED AND RECALIBRATED. MODEL 2014 Q50. *PE UPDATED 2/24/14. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, Steering, Software

Vehicles listed
INFINITI Q502014

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
14V1380002014-03-25. AIR BAGS:FRONTAL; ELECTRICAL SYSTEM:SOFTWARE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
ITB19-024B2022-05-20. Service bulletin. DTC B00A0-00 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB140262021-05-10. Service bulletin. IF YOU CONFIRM When initially applying the brakes: * The brakes are too sensitive and may unexpectedly grab with a lower than normal pedal pressure. AND * Only occurs at ambient temperatures below 40°F (4°C). NOTE: This Service Procedure will not change or affect any braking sensitivity above 40°F (4°C). ACTION 1. Bleed the brake hydraulic system. 2. Reprogram the Brake Controller. 3. Erase all DTCs present. Please see this bulletin for further details.
ITB12-011k2018-05-14. Service bulletin. 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.
IPSB15-286a2018-05-14. Service bulletin. DBS Enhancement ? Checking Inventory for Open Campaigns UPDATE February 26, 2018 Please discard earlier versions of this bulletin The announcement from December 21, 2015 has been revised to include: 1. New functionality for identifying stop sales and parts restrictions for vehicles in dealer inventory 2. RDR warning messages when vehicles affected by a stop sale are submitted for retail delivery
ITB12-011j2018-02-21. Service bulletin. TELEMATICS SERVICE INFORMATION This bulletin has been amended. A correction was made to the Service Procedure on page 15. No other changes were made. Please discard previous versions of this bulletin.
ITB17-0302017-08-01. Service bulletin. 2014-2016 Q50; OCCUPANT CLASSIFICATION SYSTEM RETROFIT SERVICE INFORMATION The information in this bulletin is provided for customers who have concerns with their vehicle's Occupant Classification System (OCS) operation after all campaigns have been completed. Follow the steps in this bulletin to determine if this OCS retrofit procedure is applicable to the vehicle you are working on.
ITB17-0152017-08-01. Service bulletin. NAVIGATION SYSTEM REBOOTS WHEN SXM TRAFFIC IS ENABLED IF YOU CONFIRM The Navigation system in an Applied Vehicle reboots when SXM Traffic is enabled. NOTE: Perform the steps in this bulletin ONLY if the above condition occurs while the vehicle is in the state of Oregon. ACTION Update the Navigation system software using the DVD shown on page 2.
ITB14-043A2015-04-21. Service bulletin. INFINITI: 2014 Q50(V37) : OWNERS ARE OFFERED TO HAVE THE AUDIO SYSTEM SOFTWARE UPGRADED. INFINITI DEALERS ARE PERFORMING THIS UPGRADE AT NO COST. *LJ
ITB-14-0432014-11-19. Service bulletin. INFINITI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON SOME VEHICLES, A PRODUCT UPDATE, FOR IN TOUCH AUDIO SYSTEM SOFTWARE, IS BEING OFFERED AND IS DESIGNED TO IMPROVE FUNCTIONALITY OF IN TOUCH SYSTEM. MODEL 2014 Q50. *PE UPDATE 12/12/14. *PE UPDATED 3/31/15. *PE
ITB-14-0072014-02-21. Service bulletin. INFINITI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. REPROGRAMMING AND RECALIBRATING THE DIRECT ADAPTIVE STEERING (DAST) ON CERTAIN VEHICLES. MODEL 2014 Q50, Q50 HYBRID. *PE UPDATED 2/24/14. *PE