# Service bulletin T\-TT\-0339\-15

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.

- Type: Service bulletin
- NHTSA id: 10134480
- Published by NHTSA: 2018\-04\-23
- Manufacturer's number: T\-TT\-0339\-15
- Manufacturer's date: 2015\-05\-22
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

TT: Some vehicles may exhibit an error message when trying to perform a radio software update: ?Unable to update the software. Please try again later.? If the following screen is seen; follow the directions below.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10134480-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10134480-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system

## Vehicles listed

- 2014 to 2016 TOYOTA 4RUNNER
- 2015 to 2016 TOYOTA AVALON
- 2014 to 2016 TOYOTA HIGHLANDER
- 2015 to 2016 TOYOTA PRIUS V
- 2014 to 2016 TOYOTA SEQUOIA
- 2015 to 2016 TOYOTA SIENNA
- 2014 to 2016 TOYOTA TACOMA
- 2014 to 2016 TOYOTA TUNDRA
- 2015 to 2016 TOYOTA VENZA

## Recalls for the same vehicles and component

- [2021723](/recalls/tc/2021723.md), 2021-11-24: Electrical
- [2020284](/recalls/tc/2020284.md), 2020-06-25: Electrical
- [2017363](/recalls/tc/2017363.md), 2017-07-20: Electrical
- [16V775000](/recalls/nhtsa/16V775000.md), 2016-10-24: ELECTRICAL SYSTEM:WIRING; SERVICE BRAKES, HYDRAULIC:FLUID
- [14V272000](/recalls/nhtsa/14V272000.md), 2014-05-22: ELECTRICAL SYSTEM:SOFTWARE; SEAT BELTS

## Other bulletins for the same vehicles and component

- [T\-TT\-0790\-25](/bulletins/11022964.md), 2025-09-09, Service bulletin: ELECTRICAL SYSTEM. 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.
- [T\-SB\-0058\-23 Rev1](/bulletins/11020657.md), 2025-07-10, Service campaign: ELECTRICAL SYSTEM. The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. The procedures outlined in this Service Bulletin aid in locating, inspecting, and repairing refrigerant leaks.
- [T\-TT\-0754\-24](/bulletins/11003619.md), 2024-07-06, Service bulletin: ELECTRICAL SYSTEM. Customers have expressed concerns about the performance of Qi Wireless Chargers. Wireless chargers on applicable vehicles are designed to work with Qi Certified devices only. MagSafe devices, that are not Qi Certified, may not charge as expected with Qi Wireless Chargers.
- [T\-TT\-0754\-24](/bulletins/11003564.md), 2024-07-06, Service bulletin: ELECTRICAL SYSTEM. Customers have expressed concerns about the performance of Qi Wireless Chargers. Wireless chargers on applicable vehicles are designed to work with Qi Certified devices only. MagSafe devices, that are not Qi Certified, may not charge as expected with Qi Wireless Chargers.
- [K0P\_TISdownload\_](/bulletins/10245488.md), 2023-11-27, Service bulletin: ELECTRICAL SYSTEM; UNKNOWN OR OTHER. TI: TECHNICAL INSTRUCTIONS FOR LIMITED SERVICE CAMPAIGN K0P CUSTOMER SUPPORT PROGRAM 19TE12 SAFETY CONNECT SYSTEM ? VEHICLE LOCATION INACCURATE CERTAIN 2013 ? 2019 MODEL YEAR 4RUNNER 2011 ? 2017 MODEL YEAR LAND CRUISER 2013 ? 2017 MODEL YEAR PRIUS 2012 ? 2017 MODEL YEAR PRIUS V 2016 ? 2017 MODEL YEAR MIRAI Updated 010/25/2023
- [K0P\_TISdownload\_](/bulletins/10245487.md), 2023-11-27, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\). DP: The Data Communication Module \(DCM\) in the subject vehicles are equipped with software to identify the location of the vehicle using the Global Positioning System \(GPS\) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use incorrect vehicle coordinates if one of the system?s features is activated.
- [23TE03](/bulletins/10240056.md), 2023-07-31, Service bulletin: ELECTRICAL SYSTEM; POWER TRAIN. DP: The Customer Confidence Program is a component of a class action settlement that includes several elements of coverage. The Customer Confidence Program provides coverage as it applies to the Intelligent Power Module \(IPM\). The specific condition covered by this Customer Confidence Program 23TE03 is failure of the IPM located inside the inverter assembly of the hybrid system indicated by DTCs P0A94, P0A1A, P324E, and/or P3004. If any of these DTCs are detected, various warning lamps on the instrument panel will also illuminate and the vehicle will enter Fail Safe Mode.
- [23TE02](/bulletins/10240055.md), 2023-07-31, Service bulletin: ELECTRICAL SYSTEM. DP: The Customer Confidence Program is a component of a class action settlement that includes several elements of coverage. The Customer Confidence Program provides coverage as it applies to the intelligent power module \(IPM\). The specific condition covered by this Customer Confidence Program 23TE02 is failure of the IPM located inside the inverter assembly of the hybrid system indicated by DTCs P0A7A and/or P0A78. If either of these DTCs are detected, various warning lamps on the instrument panel will also illuminate and the vehicle will enter Fail Safe Mode. Toyota will also provide coverage if the IPM has failed due to a thermal event regardless of what DTC is detected, or if the IPM has failed and the failure cannot be demonstrated to be due to anything other than a thermal event.
- [T\-SB\-0057\-18](/bulletins/10238157.md), 2023-06-26, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. TSB: The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys will be erased. Follow the procedures in this bulletin to reset a vehicle Immobilizer or Smart Key system.
- [23TE03](/bulletins/10235232.md), 2023-05-01, Service bulletin: ELECTRICAL SYSTEM. DP: The Customer Confidence Program is a component of a class action settlement that includes several elements of coverage. The Customer Confidence Program provides coverage as it applies to the Intelligent Power Module \(IPM\). The specific condition covered by this Customer Confidence Program 23TE03 is failure of the IPM located inside the inverter assembly of the hybrid system indicated by DTCs P0A94, P0A1A, P324E, and/or P3004. If any of these DTCs are detected, various warning lamps on the instrument panel will also illuminate and the vehicle will enter Fail Safe Mode.

JSON: [/v1/bulletins/10134480](/v1/bulletins/10134480)

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