# 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: 10132582
- Published by NHTSA: 2018\-04\-02
- Manufacturer's number: T\-TT\-0339\-15
- Manufacturer's date: 2015\-05\-22
- NHTSA component: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

## 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-10132582-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10132582-0001.pdf)

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

## Components

Electrical system, Equipment and accessories, Software

## 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

- [14V272000](/recalls/nhtsa/14V272000.md), 2014-05-22: ELECTRICAL SYSTEM:SOFTWARE; SEAT BELTS

## Other bulletins for the same vehicles and component

- [T\-TT\-0600\-20 Rev](/bulletins/10184555.md), 2020-12-21, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:INFOTAINMENT:BLUETOOTH/WIFI. 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\-Up](/bulletins/10179783.md), 2020-09-14, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. TI: TECHNICAL INSTRUCTIONS FOR LIMITED SERVICE CAMPAIGN K0P CUSTOMER SUPPORT PROGRAM 19TE12 SAFETY CONNECT SYSTEM ? VEHICLE LOCATION INACCURATE
- [T\-TT\-0392\-16 Rev](/bulletins/10140568.md), 2018-06-11, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. TT: Some customers may experience Bluetooth connection issues after updating the Android Operating System to 5.x.x \(Lollipop\) or later.
- [T\-TT\-0355\-15](/bulletins/10134457.md), 2018-04-23, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. TechTip: Condition: Customers may experience connectivity issues when the following conditions are met: The customer?s iPhone is operating on iOS9 firmware The customer?s iPhone is connected to the vehicle via Bluetooth. If the vehicle is equipped with a Fujitsu\-Ten brand head unit, the customer may complain of one or more of the following: When playing media via Bluetooth audio and pressing the ?Pause? button on the phone, media playback pauses for one second before resuming playback. Yelp searches return an error when search criteria includes a special character, e.g. \!,$,\#. If the vehicle is equipped with a Pioneer brand head unit, the customer may complain of one or more of the following: The customer?s iPhone does not support the album image feature. When playing media via Bluetooth audio, one or more of a number of play/pause issues occur.
- [T\-SB\-0163\-13 Rev](/bulletins/10134432.md), 2018-04-23, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. TSB: Use the following procedures to check and/or update the software version of Entune/Navigation for Non\-HDD Type units.
- [T\-TT\-0339\-15](/bulletins/10134322.md), 2018-04-23, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. 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.
- [T\-TT\-0374\-15](/bulletins/10134321.md), 2018-04-23, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. TT: Since MY 2011, several different update or upgrade USB SSTs have been issued for Toyota audio and navigation systems. Refer to the chart below for a comprehensive list of all current and previously issued USB SSTs and their applicability.
- [T\-TT\-0385\-16](/bulletins/10134281.md), 2018-04-23, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Tech Tip: This Tech Tip is being provided to bring attention to the new location of the Entune/NAV/Map Update and Upgrade USB Directory. Click on the TIS tab, Diagnostics tab, Telematics tab, and the document is now located under the reference documents sections. This change has occurred to help speed up the updating process of this document.
- [TTT\-0337\-15 Rev1](/bulletins/10134247.md), 2018-04-23, Service bulletin: EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\); ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. TT: When updating either the navigation or radio firmware, verify the vehicle applicability BEFORE beginning the update.
- [T\-SB\-0058\-13 Rev](/bulletins/10134184.md), 2018-04-23, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ENGINE; ELECTRICAL SYSTEM:SOFTWARE. TSB: Some 2012 ? 2015 model year Sequoia and Tundra vehicles with the 3UR\-FBE engine may exhibit a MIL ?ON? condition with Diagnostic Trouble Codes \(DTCs\) P0171/P0174 \(System too Lean Bank 1/Bank 2\), P0172/P0175 \(System too Rich Bank 1/Bank 2\), P1604 \(Startability Malfunction\), and/or P1605 \(Rough Idling\) after attempting to start the engine. Alcohol Density Estimate values may be high even though the vehicle was fueled with regular fuel \(E0/E10\). The Engine Control Module/ECM \(SAE term: Powertrain Control Module/PCM\) logic has been modified to address this condition. Use the following Repair Procedure to reprogram the ECM \(PCM\). ©

JSON: [/v1/bulletins/10132582](/v1/bulletins/10132582)

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