Saturday, August 8, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Lexus CT Hybrid 2004–2016technical service bulletin

Bulletin L-TT-0144-13 Rev · NHTSA communication 10111513 · issued Nov 12, 2015

Technical service bulletin
communication type
Electrical System
component
2004–2016
model years
60
vehicle entries

Official 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 the 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 they have restored their phone data/set

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.