# Service bulletin T\-SB\-0062\-24 Rev1

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: 11010326
- Published by NHTSA: 2024\-11\-08
- Manufacturer's number: T\-SB\-0062\-24 Rev1
- Manufacturer's date: 2024\-10\-01
- Campaign id or software version: T\-SB\-0062\-24 Rev1
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

Some 2023 model year RAV4 Prime vehicles with Data Communication Module \(DCM\) firmware version earlier than LG\-N210hh1V1V\-09 may exhibit a condition in which the remote climate system is inoperative after the vehicle has been off for three hours or more. Some 2023 model year Corolla, Corolla Cross, Corolla Cross Hybrid, Corolla Hatchback, Corolla Hybrid, Crown, GR Corolla, Highlander, Highlander Hybrid, Prius, Prius Prime, RAV4, RAV4 Hybrid, RAV4 Prime, and Venza Hybrid vehicles and 2024 model year Grand Highlander and Grand Highlander Hybrid vehicles with DCM firmware versions earlier than LG\-N210jj3333\-09, LG\-N210nn1212\-09, LG\-N310kk4646\-0I, LG\-N310ll4A4A\-0I, LG\-N310mm8A8A\-0I, LG\-N310nnBLBM\-0I, or LG\-N310oo1B1B\-0I may exhibit a condition in which remote services are inoperative. Some 2023 model year Corolla, Corolla Cross, Corolla Cross Hybrid, Highlander, and Highlander Hybrid vehicles, 2023 – 2024 model year Corolla Hybrid, GR Corolla, Prius, Prius Prime, RAV4, RAV4 Hybrid, RAV4 Prime, and Venza Hybrid vehicles, 2024 model year Grand Highlander, Grand Highlander Hybrid, and Land Cruiser vehicles; 2023 – 2025 Corolla Hatchback and Crown vehicles, and 2025 Crown Signia vehicles with DCM firmware versions earlier than LG\-N210qq\#\#\#\#\-\#\# or LG\-N310qq\#\#\#\#\-\#\# may exhibit a condition in which Apple Music® or Amazon Music streaming and/or remote services are inoperative. A DCM firmware update is now available.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11010326-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11010326-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2023 TOYOTA COROLLA
- 2023 TOYOTA COROLLA CROSS
- 2023 TOYOTA COROLLA CROSS HYBRID
- 2023 to 2025 TOYOTA COROLLA HATCHBACK
- 2023 to 2024 TOYOTA COROLLA HYBRID
- 2023 to 2025 TOYOTA CROWN
- 2025 TOYOTA CROWN SIGNIA
- 2023 to 2024 TOYOTA GR COROLLA
- 2024 TOYOTA GRAND HIGHLANDER
- 2024 TOYOTA GRAND HIGHLANDER HYBRID
- 2023 TOYOTA HIGHLANDER
- 2023 TOYOTA HIGHLANDER HYBRID
- 2023 to 2024 TOYOTA PRIUS
- 2023 to 2024 TOYOTA PRIUS PRIME
- 2023 to 2024 TOYOTA RAV4
- 2023 to 2024 TOYOTA RAV4 HYBRID
- 2023 to 2024 TOYOTA RAV4 PRIME
- 2023 to 2024 TOYOTA VENZA HYBRID
- 2024 TOYOTA redundant LAND CRUISER

## Recalls for the same vehicles and component

- [26V049000](/recalls/nhtsa/26V049000.md), 2026-01-28: ELECTRICAL SYSTEM:WIRING:SWITCHES/KNOBS/BUTTONS; LATCHES/LOCKS/LINKAGES:DOORS:LATCH
- [25V595000](/recalls/nhtsa/25V595000.md), 2025-09-11: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
- [2024228](/recalls/tc/2024228.md), 2024-04-17: Electrical
- [24V274000](/recalls/nhtsa/24V274000.md), 2024-04-17: LATCHES/LOCKS/LINKAGES:DOORS:LATCH; ELECTRICAL SYSTEM:WIRING:SWITCHES/KNOBS/BUTTONS
- [23V864000](/recalls/nhtsa/23V864000.md), 2023-12-20: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; AIR BAGS:FRONTAL
- [23V384000](/recalls/nhtsa/23V384000.md), 2023-05-30: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; AIR BAGS:FRONTAL

## Other bulletins for the same vehicles and component

- [26TC01](/bulletins/11038372.md), 2026-10-08, Service bulletin: ELECTRICAL SYSTEM. TECHNICAL INSTRUCTIONS FOR SPECIAL SERVICE CAMPAIGN 26TC01 POWER DISTRIBUTION BOX CERTAIN 2024 – 2025 MODEL YEAR PRIUS 2024 MODEL YEAR PRIUS PHV
- [26TC01](/bulletins/11038370.md), 2026-10-08, Service campaign: ELECTRICAL SYSTEM. An electrical connection for the rear window defogger may not have been installed correctly during vehicle assembly. Overtime, this can cause the rear window defogger to become inoperable, which could reduce visibility through the rear window when moisture or condensation is present
- [22TE09](/bulletins/11033412.md), 2026-06-04, Warranty extension: ELECTRICAL SYSTEM. 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 extended coverage under this Customer Support Program 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\-0029\-26](/bulletins/11032486.md), 2026-05-08, Over\-the\-air update: ELECTRICAL SYSTEM. A new head unit software update is available for 2023 – 2024 model year RAV4, RAV4 Hybrid, and RAV4 Prime vehicles equipped with Toyota Multimedia \(earlier than version 1861\). This software update includes the following improvements: • Usability of CarPlay® exit. • User Profile. • User interface. • Cloud navigation. • Intelligent assistant voice recognition. • Bug fixes.
- [T\-SB\-0021\-26](/bulletins/11031158.md), 2026-04-08, Service bulletin: ELECTRICAL SYSTEM. Some 2020 – 2024 model year Highlander and Highlander Hybrid vehicles may exhibit a condition in which the air conditioner does not cool due to a leak and/or corrosion in the rear underbody air conditioner tube and accessory assembly. The anti\-corrosion material has been updated to reduce the possibility of this condition.
- [T\-TT\-0797\-26](/bulletins/11028713.md), 2026-02-11, Service bulletin: ELECTRICAL SYSTEM. Some RAV4 vehicles power seat where the automatic seat adjustment by the memory function does not work.
- [22TE09](/bulletins/11028711.md), 2026-02-11, Warranty extension: ELECTRICAL SYSTEM. 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 extended coverage under this Customer Support Program 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\-0083\-25](/bulletins/11026306.md), 2025-12-05, Service bulletin: ELECTRICAL SYSTEM. A new head unit software update is available for 2022 – 2025 model year Tundra, and Tundra Hybrid; 2023 – 2025 model year Corolla Cross, Corolla Cross Hybrid, Highlander, Highlander Hybrid, Mirai, and Sequoia Hybrid vehicles equipped with Toyota Multimedia versions earlier than version 2230.
- [25TD01](/bulletins/11024098.md), 2025-10-08, Service campaign: ELECTRICAL SYSTEM. The subject vehicles are equipped with a rear motor unit and an HV Floor Under Wire that provide high voltage to operate the motor. Mud, water, or road salt could potentially enter the HV Floor Underwire connector housing and could cause corrosion over time. Excessive corrosion could cause AM Radio Static during certain driving cycles, or the vehicle may not start.
- [25TD01](/bulletins/11024097.md), 2025-10-08, Service bulletin: ELECTRICAL SYSTEM. TECHNICAL INSTRUCTIONS FOR 25TD01 REAR TRACTION MOTOR CABLE CORROSION CERTAIN 2019 \- 2024 RAV4 HV \(AWD\), 2021\- 2024 RAV4 PRIME, 2020\-2024 HIGHLANDER HV \(AWD\), 2021\-2024 VENZA HV, 2023\-2024 CROWN HV VEHICLES

JSON: [/v1/bulletins/11010326](/v1/bulletins/11010326)

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