TSB: TOYOTA 4RUNNER, AVALON, AVALON HYBRID, HIGHLANDER, HIGHLANDER HYBRID, PRIUS, PRIUS PRIME, PRIUS V, SEQUOIA, SIENNA, TACOMA, TUNDRA (2016–2017)

Bulletin T-SB-0103-16 — August 10, 2016

Bulletin Details

Bulletin IDT-SB-0103-16
ManufacturerTOYOTA
Models4RUNNER, AVALON, AVALON HYBRID, HIGHLANDER, HIGHLANDER HYBRID, PRIUS, PRIUS PRIME, PRIUS V, SEQUOIA, SIENNA, TACOMA, TUNDRA
Model Years2016–2017
Date IssuedAugust 10, 2016
Date Added to NHTSAJuly 2, 2018
ComponentELECTRICAL SYSTEM
Vehicles Affected97 combinations

What is a TSB?

A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.

If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.

Summary

TSB: Some 2016 model year applicable vehicles equipped with Entune Audio (version 01013E) / Entune Audio Plus (version 010156 or 01015C) / Entune Premium Audio (version 010171 or 010170 or 01017D) may exhibit one or more of the following c

Affected Vehicles

MakeModelYearComponent
TOYOTA 4RUNNER 2017 110000 ELECTRICAL SYSTEM
TOYOTA 4RUNNER 2017 350000 EQUIPMENT
TOYOTA AVALON 2017 110000 ELECTRICAL SYSTEM
TOYOTA AVALON 2017 350000 EQUIPMENT
TOYOTA AVALON HYBRID 2017 110000 ELECTRICAL SYSTEM
TOYOTA AVALON HYBRID 2017 350000 EQUIPMENT
TOYOTA HIGHLANDER 2017 110000 ELECTRICAL SYSTEM
TOYOTA HIGHLANDER 2017 350000 EQUIPMENT
TOYOTA HIGHLANDER HYBRID 2017 110000 ELECTRICAL SYSTEM
TOYOTA HIGHLANDER HYBRID 2017 350000 EQUIPMENT
TOYOTA PRIUS 2017 350000 EQUIPMENT
TOYOTA PRIUS 2017 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS PRIME 2017 350000 EQUIPMENT
TOYOTA PRIUS PRIME 2017 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS V 2017 350000 EQUIPMENT
TOYOTA PRIUS V 2017 110000 ELECTRICAL SYSTEM
TOYOTA SEQUOIA 2017 110000 ELECTRICAL SYSTEM
TOYOTA SEQUOIA 2017 350000 EQUIPMENT
TOYOTA SIENNA 2017 110000 ELECTRICAL SYSTEM
TOYOTA SIENNA 2017 350000 EQUIPMENT
TOYOTA TACOMA 2017 110000 ELECTRICAL SYSTEM
TOYOTA TACOMA 2017 350000 EQUIPMENT
TOYOTA TUNDRA 2017 350000 EQUIPMENT
TOYOTA TUNDRA 2017 110000 ELECTRICAL SYSTEM
TOYOTA 4RUNNER 2016 118000 ELECTRICAL SYSTEM:SOFTWARE
TOYOTA 4RUNNER 2016 350000 EQUIPMENT
TOYOTA 4RUNNER 2016 110000 ELECTRICAL SYSTEM
TOYOTA 4RUNNER 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA 4RUNNER 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA 4RUNNER 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA 4RUNNER 2016 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
TOYOTA AVALON 2016 118000 ELECTRICAL SYSTEM:SOFTWARE
TOYOTA AVALON 2016 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
TOYOTA AVALON 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA AVALON 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA AVALON 2016 350000 EQUIPMENT
TOYOTA AVALON 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA AVALON 2016 110000 ELECTRICAL SYSTEM
TOYOTA AVALON HYBRID 2016 110000 ELECTRICAL SYSTEM
TOYOTA AVALON HYBRID 2016 350000 EQUIPMENT
TOYOTA AVALON HYBRID 2016 118000 ELECTRICAL SYSTEM:SOFTWARE
TOYOTA AVALON HYBRID 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA AVALON HYBRID 2016 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
TOYOTA AVALON HYBRID 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA AVALON HYBRID 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA HIGHLANDER 2016 118000 ELECTRICAL SYSTEM:SOFTWARE
TOYOTA HIGHLANDER 2016 350000 EQUIPMENT
TOYOTA HIGHLANDER 2016 110000 ELECTRICAL SYSTEM
TOYOTA HIGHLANDER 2016 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
TOYOTA HIGHLANDER 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA HIGHLANDER 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA HIGHLANDER 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA HIGHLANDER HYBRID 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA HIGHLANDER HYBRID 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA HIGHLANDER HYBRID 2016 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
TOYOTA HIGHLANDER HYBRID 2016 350000 EQUIPMENT
TOYOTA HIGHLANDER HYBRID 2016 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA PRIUS 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA PRIUS 2016 118000 ELECTRICAL SYSTEM:SOFTWARE
TOYOTA PRIUS 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS 2016 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS 2016 350000 EQUIPMENT
TOYOTA PRIUS 2016 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
TOYOTA PRIUS V 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS V 2016 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
TOYOTA PRIUS V 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA PRIUS V 2016 118000 ELECTRICAL SYSTEM:SOFTWARE
TOYOTA PRIUS V 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA SEQUOIA 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA SEQUOIA 2016 350000 EQUIPMENT
TOYOTA SEQUOIA 2016 110000 ELECTRICAL SYSTEM
TOYOTA SEQUOIA 2016 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
TOYOTA SEQUOIA 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA SEQUOIA 2016 118000 ELECTRICAL SYSTEM:SOFTWARE
TOYOTA SEQUOIA 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA SIENNA 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA SIENNA 2016 110000 ELECTRICAL SYSTEM
TOYOTA SIENNA 2016 350000 EQUIPMENT
TOYOTA SIENNA 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA SIENNA 2016 118000 ELECTRICAL SYSTEM:SOFTWARE
TOYOTA SIENNA 2016 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
TOYOTA SIENNA 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA TACOMA 2016 118000 ELECTRICAL SYSTEM:SOFTWARE
TOYOTA TACOMA 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA TACOMA 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA TACOMA 2016 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
TOYOTA TACOMA 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA TACOMA 2016 110000 ELECTRICAL SYSTEM
TOYOTA TACOMA 2016 350000 EQUIPMENT
TOYOTA TUNDRA 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA TUNDRA 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA TUNDRA 2016 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
TOYOTA TUNDRA 2016 110000 ELECTRICAL SYSTEM
TOYOTA TUNDRA 2016 118000 ELECTRICAL SYSTEM:SOFTWARE
TOYOTA TUNDRA 2016 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TOYOTA TUNDRA 2016 350000 EQUIPMENT

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What Should You Do?

If your vehicle is affected by this TSB, contact your authorized TOYOTA dealer. Bring this bulletin ID (T-SB-0103-16) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.

Frequently Asked Questions

A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.

If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.

Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.

This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.