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Service bulletin L-TT-0221-17_Rev

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 id10168519
Published by NHTSA2019-12-02
Manufacturer's numberL-TT-0221-17_Rev
Manufacturer's date2019-10-11
NHTSA componentSTEERING

NHTSA's summary

TT: Some customers may encounter Bluetooth® connectivity concerns such as: ? Difficulty to pair the phone. ? Intermittent Bluetooth® failure to connect to the vehicle when first turning on the vehicle. ? Various Bluetooth® Audio functions are no longer functioning with customer?s phone such as ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the customer?s phone. Make sure to inquire with the customer if the connectivity concerns occurred after receiving an operating system update on their phone or if they have restored their phone data/settings recently.

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

Steering

Vehicles listed
LEXUS CT HYBRID2011 to 2018
LEXUS ES HYBRID2013 to 2020
LEXUS ES3502007 to 2020
LEXUS GS 200T2016 to 2017
LEXUS GS 3502007 to 2011
LEXUS GS 3502013 to 2019
LEXUS GS F2015 to 2019
LEXUS GS HYBRID2010
LEXUS GS HYBRID2013
LEXUS GS HYBRID2016 to 2018
LEXUS GS3002019
LEXUS GS450H2007 to 2009
LEXUS GS450H2011
LEXUS GS450H2014 to 2015
LEXUS GS4602008 to 2011
LEXUS GX4602010 to 2020
LEXUS HS 250 HYBRID2010 to 2012
LEXUS IS 2502006 to 2015
LEXUS IS 250C2010 to 2015
LEXUS IS 3002016 to 2020
LEXUS IS 3502006 to 2020
LEXUS IS 350C2010 to 2015
LEXUS IS F2008 to 2014
LEXUS IS200T2016 to 2017
LEXUS LC HYBRID2018 to 2020
LEXUS LC5002018 to 2020
LEXUS LFA2012
LEXUS LS HYBRID2018 to 2020
LEXUS LS4602007 to 2017
LEXUS LS5002018 to 2020
LEXUS LS600H2008 to 2016
LEXUS LX5702008 to 2011
LEXUS LX5702013 to 2019
LEXUS NX HYBRID2015 to 2020
LEXUS NX200T2015 to 2017
LEXUS NX3002018 to 2020
LEXUS RC 200T2016 to 2017
LEXUS RC 3002016 to 2020
LEXUS RC 3502015 to 2020
LEXUS RC F2015 to 2020
LEXUS RX HYBRID2011 to 2020
LEXUS RX3502010 to 2020
LEXUS RX450H2010
LEXUS UX HYBRID2020
LEXUS UX2002020

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
L-TT-0281-20 Rev2021-04-19. Service bulletin. TT: Some customers may encounter Bluetooth® connectivity concerns such as: ?Difficulty to pair the phone. ?Intermittent Bluetooth® failure to connect to the vehicle when first turning on the vehicle. ?Various Bluetooth® Audio functions are no longer functioning with customer?s phone such as ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the customer?s phone. Make sure to inquire with the customer if the connectivity concerns occurred after receiving an operating system update on their phone or if they have restored their phone data/settings recently.
L-TT-0221-17_Rev2019-05-13. Service bulletin. TT: Some customers may encounter Bluetooth® connectivity concerns such as: ? Difficulty to pair the phone. ? Intermittent Bluetooth® failure to connect to the vehicle when first turning on the vehicle. ? Various Bluetooth® Audio functions are no longer functioning with customer?s phone such as ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the customer?s phone. Make sure to inquire with the customer if the connectivity concerns occurred after receiving an operating system update on their phone or if they have restored their phone data/settings recently.