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Service bulletin T-TT-0392-16 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 id10140568
Published by NHTSA2018-06-11
Manufacturer's numberT-TT-0392-16 Rev
Manufacturer's date2016-05-04
NHTSA componentELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

TT: Some customers may experience Bluetooth connection issues after updating the Android Operating System to 5.x.x (Lollipop) or later.

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, Software

Vehicles listed
TOYOTA 4RUNNER2012, 2013, 2014, 2015, 2016
TOYOTA AVALON2013, 2014, 2015, 2016
TOYOTA CAMRY2012, 2013, 2014, 2015, 2016
TOYOTA COROLLA2013, 2014, 2015, 2016
TOYOTA HIGHLANDER2013, 2014, 2015, 2016
TOYOTA LAND CRUISER2013, 2014, 2015, 2016
TOYOTA MIRAI2016
TOYOTA PRIUS2012, 2013, 2014, 2015, 2016
TOYOTA PRIUS C2012, 2013, 2014, 2015, 2016
TOYOTA PRIUS V2012, 2013, 2014, 2015, 2016
TOYOTA RAV42013, 2014, 2015, 2016
TOYOTA RAV4 EV2012, 2013, 2014 (the catalog's model; the bulletin names a series or trim of it)
TOYOTA SEQUOIA2013, 2014, 2015, 2016
TOYOTA SIENNA2011, 2012, 2013, 2014, 2015, 2016
TOYOTA TACOMA2012, 2013, 2014, 2015, 2016
TOYOTA TUNDRA2013, 2014, 2015, 2016
TOYOTA VENZA2012, 2013, 2014, 2015, 2016
TOYOTA YARIS2012, 2013, 2014, 2015, 2016
TOYOTA redundant RAV4 HV2016

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

Recalls for the same vehicles and component
14V2720002014-05-22. ELECTRICAL SYSTEM:SOFTWARE; SEAT BELTS
14V0530002014-02-12. HYBRID PROPULSION SYSTEM: INVERTER; 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
JSD-0821182021-06-14. Service bulletin. An electric control unit has improper programming.
J0D-0328182021-06-14. Service bulletin. Transmission has improper programming.
T-TT-0600-20 Rev2020-12-21. Service bulletin. TT: Some customers may experience echoing on the line calling the vehicle when using Bluetooth Hands Free. This is caused by the phone Hands Free volume being too low. These settings may need to be reapplied any time the phone is paired to a new head unit, a phone update is applied, or the phone is un-paired and re-paired.
K0P_19TE12-TI-Up2020-09-14. Service bulletin. TI: TECHNICAL INSTRUCTIONS FOR LIMITED SERVICE CAMPAIGN K0P CUSTOMER SUPPORT PROGRAM 19TE12 SAFETY CONNECT SYSTEM ? VEHICLE LOCATION INACCURATE
T-SB-0003-19 Obs2020-04-13. Service bulletin. TSB: OBSOLETE NOTICE March 10, 2020: This bulletin is now obsolete. Please see T-SB-0024-20.
T-SB-0003-19_Rev2019-12-16. Service bulletin. TSB: REVISION NOTICE November 25, 2019 Rev2: ? Applicability has been updated to include 2019 model year Corolla and Prius C vehicles. ? The faceplate ID applicability table has been updated. October 23, 2019 Rev1: ? The entire bulletin has been updated. Any previous printed versions of this bulletin should be discarded. SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. T-SB-0234-17. ? The Introduction and Software Update Procedure sections have been updated. Service Bulletin No. T-SB-0234-17 is obsolete and any printed versions should be discarded.
G02 - Technical2019-11-18. Service bulletin. Technical Instructions: October 31, 2019 Limited Service Campaign G02 Expired on October 31, 2019TECHNICAL INSTRUCTIONS FOR LIMITED SERVICE CAMPAIGN G02 DRIVING SUPPORT SYSTEM (DSS) ECU SOFTWARE UPDATE CERTAIN 2015 - 2016 MODEL YEAR CAMRY
J0R_Dealer Packa2019-05-13. Service bulletin. Dealer Packet: 04/16/2019 ? UIO quantities and production ranges have been updated to reflect added vehicles. The involved vehicles are equipped with Intelligent Clearance Sonar (ICS). Due to improper software programming in the ICS system, the ICS system may improperly activate when an involved vehicle enters certain types of carwash facilities and is placed into neutral. If the ICS system activates, the ICS system will exhibit warnings and the system may apply the brakes.
J0R_Region Lette2019-05-13. Service bulletin. Region Letter: 04/16/2019 ? UIO quantities and production ranges have been updated to reflect added vehicles. ? Op codes to cover specific instances of ICS ECU failure during reprogramming have been included. The involved vehicles are equipped with Intelligent Clearance Sonar (ICS). Due to improper software programming in the ICS system, the ICS system may improperly activate when an involved vehicle enters certain types of carwash facilities and is placed into neutral. If the ICS system activates, the ICS system will exhibit warnings and the system may apply the brakes.
J0R_Dealer Email2019-05-13. Service bulletin. Dealer Email: The involved vehicles are equipped with Intelligent Clearance Sonar (ICS). Due to improper software programming in the ICS system, the ICS system may improperly activate when an involved vehicle enters certain types of carwash facilities and is placed into neutral. If the ICS system activates, the ICS system will exhibit warnings and the system may apply the brakes.