TSB: TOYOTA 4RUNNER, AVALON, CAMRY, HIGHLANDER, LAND CRUISER, PRIUS, PRIUS C, PRIUS V, SIENNA (2010–2018)

Bulletin T-TT-0442-17 — April 19, 2017

Bulletin Details

Bulletin IDT-TT-0442-17
ManufacturerTOYOTA
Models4RUNNER, AVALON, CAMRY, HIGHLANDER, LAND CRUISER, PRIUS, PRIUS C, PRIUS V, SIENNA
Model Years2010–2018
Date IssuedApril 19, 2017
Date Added to NHTSAJuly 2, 2018
ComponentELECTRICAL SYSTEM
Vehicles Affected189 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

TT: Safety Connect is a vehicle option which requires a subscription fee for the system to be active. The first year of service is provided in the vehicle purchase price. Once the subscription has expired the DCM (Telematics Transceiver) wi

Affected Vehicles

MakeModelYearComponent
TOYOTA 4RUNNER 2018 110000 ELECTRICAL SYSTEM
TOYOTA 4RUNNER 2018 350000 EQUIPMENT
TOYOTA 4RUNNER 2018 353000 EQUIPMENT:ELECTRICAL
TOYOTA AVALON 2018 110000 ELECTRICAL SYSTEM
TOYOTA AVALON 2018 350000 EQUIPMENT
TOYOTA AVALON 2018 353000 EQUIPMENT:ELECTRICAL
TOYOTA CAMRY 2018 110000 ELECTRICAL SYSTEM
TOYOTA CAMRY 2018 350000 EQUIPMENT
TOYOTA CAMRY 2018 353000 EQUIPMENT:ELECTRICAL
TOYOTA HIGHLANDER 2018 110000 ELECTRICAL SYSTEM
TOYOTA HIGHLANDER 2018 350000 EQUIPMENT
TOYOTA HIGHLANDER 2018 353000 EQUIPMENT:ELECTRICAL
TOYOTA LAND CRUISER 2018 110000 ELECTRICAL SYSTEM
TOYOTA LAND CRUISER 2018 350000 EQUIPMENT
TOYOTA LAND CRUISER 2018 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS 2018 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS 2018 350000 EQUIPMENT
TOYOTA PRIUS 2018 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS C 2018 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS C 2018 350000 EQUIPMENT
TOYOTA PRIUS C 2018 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS V 2018 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS V 2018 350000 EQUIPMENT
TOYOTA PRIUS V 2018 353000 EQUIPMENT:ELECTRICAL
TOYOTA SIENNA 2018 110000 ELECTRICAL SYSTEM
TOYOTA SIENNA 2018 350000 EQUIPMENT
TOYOTA SIENNA 2018 353000 EQUIPMENT:ELECTRICAL
TOYOTA 4RUNNER 2017 110000 ELECTRICAL SYSTEM
TOYOTA 4RUNNER 2017 350000 EQUIPMENT
TOYOTA 4RUNNER 2017 353000 EQUIPMENT:ELECTRICAL
TOYOTA AVALON 2017 110000 ELECTRICAL SYSTEM
TOYOTA AVALON 2017 350000 EQUIPMENT
TOYOTA AVALON 2017 353000 EQUIPMENT:ELECTRICAL
TOYOTA CAMRY 2017 110000 ELECTRICAL SYSTEM
TOYOTA CAMRY 2017 350000 EQUIPMENT
TOYOTA CAMRY 2017 353000 EQUIPMENT:ELECTRICAL
TOYOTA HIGHLANDER 2017 110000 ELECTRICAL SYSTEM
TOYOTA HIGHLANDER 2017 350000 EQUIPMENT
TOYOTA HIGHLANDER 2017 353000 EQUIPMENT:ELECTRICAL
TOYOTA LAND CRUISER 2017 110000 ELECTRICAL SYSTEM
TOYOTA LAND CRUISER 2017 350000 EQUIPMENT
TOYOTA LAND CRUISER 2017 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS 2017 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS 2017 350000 EQUIPMENT
TOYOTA PRIUS 2017 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS C 2017 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS C 2017 350000 EQUIPMENT
TOYOTA PRIUS C 2017 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS V 2017 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS V 2017 350000 EQUIPMENT
TOYOTA PRIUS V 2017 353000 EQUIPMENT:ELECTRICAL
TOYOTA SIENNA 2017 110000 ELECTRICAL SYSTEM
TOYOTA SIENNA 2017 350000 EQUIPMENT
TOYOTA SIENNA 2017 353000 EQUIPMENT:ELECTRICAL
TOYOTA 4RUNNER 2016 110000 ELECTRICAL SYSTEM
TOYOTA 4RUNNER 2016 350000 EQUIPMENT
TOYOTA 4RUNNER 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA AVALON 2016 110000 ELECTRICAL SYSTEM
TOYOTA AVALON 2016 350000 EQUIPMENT
TOYOTA AVALON 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA CAMRY 2016 110000 ELECTRICAL SYSTEM
TOYOTA CAMRY 2016 350000 EQUIPMENT
TOYOTA CAMRY 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA HIGHLANDER 2016 110000 ELECTRICAL SYSTEM
TOYOTA HIGHLANDER 2016 350000 EQUIPMENT
TOYOTA HIGHLANDER 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA LAND CRUISER 2016 110000 ELECTRICAL SYSTEM
TOYOTA LAND CRUISER 2016 350000 EQUIPMENT
TOYOTA LAND CRUISER 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS 2016 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS 2016 350000 EQUIPMENT
TOYOTA PRIUS 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS C 2016 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS C 2016 350000 EQUIPMENT
TOYOTA PRIUS C 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS V 2016 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS V 2016 350000 EQUIPMENT
TOYOTA PRIUS V 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA SIENNA 2016 110000 ELECTRICAL SYSTEM
TOYOTA SIENNA 2016 350000 EQUIPMENT
TOYOTA SIENNA 2016 353000 EQUIPMENT:ELECTRICAL
TOYOTA 4RUNNER 2015 110000 ELECTRICAL SYSTEM
TOYOTA 4RUNNER 2015 350000 EQUIPMENT
TOYOTA 4RUNNER 2015 353000 EQUIPMENT:ELECTRICAL
TOYOTA AVALON 2015 110000 ELECTRICAL SYSTEM
TOYOTA AVALON 2015 350000 EQUIPMENT
TOYOTA AVALON 2015 353000 EQUIPMENT:ELECTRICAL
TOYOTA CAMRY 2015 110000 ELECTRICAL SYSTEM
TOYOTA CAMRY 2015 350000 EQUIPMENT
TOYOTA CAMRY 2015 353000 EQUIPMENT:ELECTRICAL
TOYOTA HIGHLANDER 2015 110000 ELECTRICAL SYSTEM
TOYOTA HIGHLANDER 2015 350000 EQUIPMENT
TOYOTA HIGHLANDER 2015 353000 EQUIPMENT:ELECTRICAL
TOYOTA LAND CRUISER 2015 110000 ELECTRICAL SYSTEM
TOYOTA LAND CRUISER 2015 350000 EQUIPMENT
TOYOTA LAND CRUISER 2015 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS 2015 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS 2015 350000 EQUIPMENT
TOYOTA PRIUS 2015 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS C 2015 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS C 2015 350000 EQUIPMENT
TOYOTA PRIUS C 2015 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS V 2015 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS V 2015 350000 EQUIPMENT
TOYOTA PRIUS V 2015 353000 EQUIPMENT:ELECTRICAL
TOYOTA SIENNA 2015 110000 ELECTRICAL SYSTEM
TOYOTA SIENNA 2015 350000 EQUIPMENT
TOYOTA SIENNA 2015 353000 EQUIPMENT:ELECTRICAL
TOYOTA 4RUNNER 2014 110000 ELECTRICAL SYSTEM
TOYOTA 4RUNNER 2014 350000 EQUIPMENT
TOYOTA 4RUNNER 2014 353000 EQUIPMENT:ELECTRICAL
TOYOTA AVALON 2014 110000 ELECTRICAL SYSTEM
TOYOTA AVALON 2014 350000 EQUIPMENT
TOYOTA AVALON 2014 353000 EQUIPMENT:ELECTRICAL
TOYOTA CAMRY 2014 110000 ELECTRICAL SYSTEM
TOYOTA CAMRY 2014 350000 EQUIPMENT
TOYOTA CAMRY 2014 353000 EQUIPMENT:ELECTRICAL
TOYOTA HIGHLANDER 2014 110000 ELECTRICAL SYSTEM
TOYOTA HIGHLANDER 2014 350000 EQUIPMENT
TOYOTA HIGHLANDER 2014 353000 EQUIPMENT:ELECTRICAL
TOYOTA LAND CRUISER 2014 110000 ELECTRICAL SYSTEM
TOYOTA LAND CRUISER 2014 350000 EQUIPMENT
TOYOTA LAND CRUISER 2014 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS 2014 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS 2014 350000 EQUIPMENT
TOYOTA PRIUS 2014 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS V 2014 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS V 2014 350000 EQUIPMENT
TOYOTA PRIUS V 2014 353000 EQUIPMENT:ELECTRICAL
TOYOTA SIENNA 2014 110000 ELECTRICAL SYSTEM
TOYOTA SIENNA 2014 350000 EQUIPMENT
TOYOTA SIENNA 2014 353000 EQUIPMENT:ELECTRICAL
TOYOTA 4RUNNER 2013 110000 ELECTRICAL SYSTEM
TOYOTA 4RUNNER 2013 350000 EQUIPMENT
TOYOTA 4RUNNER 2013 353000 EQUIPMENT:ELECTRICAL
TOYOTA AVALON 2013 110000 ELECTRICAL SYSTEM
TOYOTA AVALON 2013 350000 EQUIPMENT
TOYOTA AVALON 2013 353000 EQUIPMENT:ELECTRICAL
TOYOTA CAMRY 2013 110000 ELECTRICAL SYSTEM
TOYOTA CAMRY 2013 350000 EQUIPMENT
TOYOTA CAMRY 2013 353000 EQUIPMENT:ELECTRICAL
TOYOTA LAND CRUISER 2013 110000 ELECTRICAL SYSTEM
TOYOTA LAND CRUISER 2013 350000 EQUIPMENT
TOYOTA LAND CRUISER 2013 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS 2013 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS 2013 350000 EQUIPMENT
TOYOTA PRIUS 2013 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS V 2013 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS V 2013 350000 EQUIPMENT
TOYOTA PRIUS V 2013 353000 EQUIPMENT:ELECTRICAL
TOYOTA SIENNA 2013 110000 ELECTRICAL SYSTEM
TOYOTA SIENNA 2013 350000 EQUIPMENT
TOYOTA SIENNA 2013 353000 EQUIPMENT:ELECTRICAL
TOYOTA 4RUNNER 2012 110000 ELECTRICAL SYSTEM
TOYOTA 4RUNNER 2012 350000 EQUIPMENT
TOYOTA 4RUNNER 2012 353000 EQUIPMENT:ELECTRICAL
TOYOTA CAMRY 2012 110000 ELECTRICAL SYSTEM
TOYOTA CAMRY 2012 350000 EQUIPMENT
TOYOTA CAMRY 2012 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS 2012 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS 2012 350000 EQUIPMENT
TOYOTA PRIUS 2012 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS V 2012 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS V 2012 350000 EQUIPMENT
TOYOTA PRIUS V 2012 353000 EQUIPMENT:ELECTRICAL
TOYOTA SIENNA 2012 110000 ELECTRICAL SYSTEM
TOYOTA SIENNA 2012 350000 EQUIPMENT
TOYOTA SIENNA 2012 353000 EQUIPMENT:ELECTRICAL
TOYOTA 4RUNNER 2011 110000 ELECTRICAL SYSTEM
TOYOTA 4RUNNER 2011 350000 EQUIPMENT
TOYOTA 4RUNNER 2011 353000 EQUIPMENT:ELECTRICAL
TOYOTA LAND CRUISER 2011 110000 ELECTRICAL SYSTEM
TOYOTA LAND CRUISER 2011 350000 EQUIPMENT
TOYOTA LAND CRUISER 2011 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS 2011 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS 2011 350000 EQUIPMENT
TOYOTA PRIUS 2011 353000 EQUIPMENT:ELECTRICAL
TOYOTA SIENNA 2011 110000 ELECTRICAL SYSTEM
TOYOTA SIENNA 2011 350000 EQUIPMENT
TOYOTA SIENNA 2011 353000 EQUIPMENT:ELECTRICAL
TOYOTA 4RUNNER 2010 110000 ELECTRICAL SYSTEM
TOYOTA 4RUNNER 2010 350000 EQUIPMENT
TOYOTA 4RUNNER 2010 353000 EQUIPMENT:ELECTRICAL
TOYOTA LAND CRUISER 2010 110000 ELECTRICAL SYSTEM
TOYOTA LAND CRUISER 2010 350000 EQUIPMENT
TOYOTA LAND CRUISER 2010 353000 EQUIPMENT:ELECTRICAL
TOYOTA PRIUS 2010 110000 ELECTRICAL SYSTEM
TOYOTA PRIUS 2010 350000 EQUIPMENT
TOYOTA PRIUS 2010 353000 EQUIPMENT:ELECTRICAL

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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-TT-0442-17) 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.