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Service bulletin LTT013413A

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 id10205378
Published by NHTSA2021-12-20
Manufacturer's numberLTT013413A
Manufacturer's date2013-09-13
NHTSA componentEQUIPMENT:ELECTRICAL:INFOTAINMENT:BLUETOOTH/WIFI; EQUIPMENT

NHTSA's summary

When an iPhone is linked to the vehicle through Bluetooth, activation of the microphone on the iPhone will result in the vehicle display showing that an outgoing call is being made.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories

Vehicles listed
LEXUS CT HYBRID2011 to 2014
LEXUS ES HYBRID2013 to 2014
LEXUS ES3502010 to 2014
LEXUS GS 3502010 to 2011
LEXUS GS 3502013 to 2014
LEXUS GS HYBRID2010
LEXUS GS HYBRID2013
LEXUS GS450H2011
LEXUS GS450H2014
LEXUS GS4602010 to 2011
LEXUS GX4602010 to 2014
LEXUS HS 250 HYBRID2010 to 2012
LEXUS IS 2502010 to 2014
LEXUS IS 250C2010 to 2014
LEXUS IS 3502010 to 2014
LEXUS IS 350C2010 to 2014
LEXUS IS F2010 to 2014
LEXUS LFA2012
LEXUS LS4602010 to 2014
LEXUS LS600H2010 to 2014
LEXUS LX5702010 to 2011
LEXUS LX5702013 to 2014
LEXUS RX HYBRID2011 to 2014
LEXUS RX3502010 to 2014
LEXUS RX450H2010
LEXUS SC4302010

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

Other bulletins for the same vehicles and component
Safety Recall 222022-06-21. Service bulletin. Lexus Safety Recall and Service Campaign - Technician Certification Requirements 4.13.2022
Lexus PRO19-02 -2022-02-14. Service bulletin. POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Lexus. This information must be kept near the point of vehicle sale and be available to any customer that requests it. Customers can find this information on the Owner?s section of Lexus.com. Dealers can locate a copy of this guide on the Claims Processing & Resource Center in Dealer Daily as well.
LTT0160142021-12-20. Service bulletin. DCM Activation is not Applicable when Safety Connect/Lexus enform service has expired
LTT014113A2021-12-20. Service bulletin. Intermittent Audio from Podcasts on iPhones Running iOS 7.0
LTT014013A2021-12-20. Service bulletin. How to play itunes radio using the vehicle's Audio System
LTT013913A2021-12-20. Service bulletin. Characteristics of Facetime Audio Calls using - All 2012-2014 My Models
LTT013213A2021-12-20. Service bulletin. XM Re-Registration with Radio Unit Swap 2010-2014 Models with Satellite Radio
LSB0148112021-12-20. Service bulletin. HOD Navigation Map Update Process
LSB0101122021-12-20. Service bulletin. HDD Navigation Kprogrlam Setup
LSB0072142021-12-20. Service bulletin. HDD Navigation Program Setup