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Service bulletin L-TT-0156-14

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 id10133771
Published by NHTSA2018-04-23
Manufacturer's numberL-TT-0156-14
Manufacturer's date2014-04-23
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Customer complains that the Bluetooth connection is dropped during their phone call. Customer will notice the phone call has changed to handset mode on the phone and vehicle display shows a slash through the Bluetooth icon. Customer will also notice that their contacts cannot transfer from the phone into the vehicle.

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

Electrical system

Vehicles listed
LEXUS IS 2502014 to 2015
LEXUS IS 3502014 to 2015

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