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Service bulletin T-SB-0113-20

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 id10184554
Published by NHTSA2020-12-21
Manufacturer's numberT-SB-0113-20
Manufacturer's date2020-11-19
NHTSA componentELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS:ACCESORY POWER OUTLET/JACK/PORT/USB/SAE/CIGARETTE LIGHTER

NHTSA's summary

TSB: Some 2020 ? 2021 model year C-HR, RAV4, RAV4 HV, Sequoia, Tundra and 2021 model year Avalon, Avalon HV, Prius, Prius Prime, and RAV4 Prime vehicles may exhibit inoperative Apple CarPlay® with all iPhone® 12 models. An updated USB port is available to address this condition. Follow the Repair Procedure in this bulletin to address this condition.

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, Wiring and fuses

Vehicles listed
TOYOTA AVALON2021
TOYOTA C-HR2020, 2021
TOYOTA PRIUS2021
TOYOTA PRIUS PRIME2021 (the catalog's model; the bulletin names a series or trim of it)
TOYOTA RAV42020, 2021
TOYOTA RAV4 PRIME2021 (the catalog's model; the bulletin names a series or trim of it)
TOYOTA SEQUOIA2020, 2021
TOYOTA TUNDRA2020, 2021

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

Recalls for the same vehicles and component
21V6880002021-09-02. EXTERIOR LIGHTING:HEADLIGHTS; ELECTRICAL SYSTEM:WIRING
20V4100002020-07-15. EXTERIOR LIGHTING:TURN SIGNAL; ELECTRICAL SYSTEM:WIRING

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
22TE092023-06-26. Service bulletin. DP: Although the HV Floor Under Wire Harness and Rear Traction Motor Cable is covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever comes first), we at Toyota care about the customers? ownership experience. Toyota is providing coverage for repairs related to excessive corrosion to the wire harness connections at the Rear Motor Generator. Excessive corrosion can cause AM Radio Static during certain drive cycles, or, following certain warning indicators, the vehicle may not start.
22TE09 Rav4 HV M2023-01-17. Service bulletin. TI: TECHNICAL INSTRUCTIONS FOR CUSTOMER SUPPORT PROGRAM 22TE09 HV FLOOR UNDER WIRE HARNESS AND REAR TRACTION MOTOR CABLE CORROSION CERTAIN 2019 ?2022 MODEL YEAR RAV4 HYBRID AWD
22TE09 Dealer Pa2023-01-17. Service bulletin. DP: Although the HV Floor Under Wire Harness and Rear Traction Motor Cable is covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever comes first), we at Toyota care about the customers? ownership experience. Toyota is providing coverage for repairs related to excessive corrosion to the wire harness connections at the Rear Motor Generator. Excessive corrosion can cause AM Radio Static during certain drive cycles or the vehicle may not start.
T-SB-0003-222022-02-14. Service bulletin. TSB This Service Bulletin includes guidelines meant to help determine whether to repair or replace a wire harness assembly based on damage type. This Service Bulletin should be used in conjunction with the applicable model and model year Electronic Wiring Diagram (EWD) and/or Repair Manual.