2024 Toyota Highlander service bulletins & manufacturer communications

64 manufacturer communications are on file with NHTSA for the 2024 Toyota Highlander. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.

Technical service bulletin 59Service campaign 5

Some 2020 – 2026 model year Highlander and Highlander Hybrid vehicles may exhibit a water leak from the roof rack attachment clips. This may be caused by the sealant in the roof ch…
T-SB-0040-24 Rev1 · Technical service bulletin · Structure · issued Jun 25, 2026
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 …
T-SB-0021-26 · Technical service bulletin · Electrical System · issued Mar 18, 2026
Some 2005 – 2026 Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate t…
T-SB-0055-24 Rev2 · Technical service bulletin · Unknown OR Other · issued Jan 7, 2026
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, Highlande…
T-SB-0083-25 · Technical service bulletin · Electrical System · issued Nov 7, 2025
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 a…
22TE09 · Service campaign · Electrical System · issued Sep 17, 2025
The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. The procedures outlined in this Service Bul…
T-SB-0058-23 Rev1 · Service campaign · Electrical System · issued Jun 13, 2025
To assist with the early detection and early resolution of audio related concerns you may be asked to recover MMR data from the head unit. The following steps are instructions on h…
T-TT-0779-25 · Technical service bulletin · Electrical System · issued Apr 2, 2025
To assist with the early detection and early resolution of audio related concerns you may be asked to recover MMR data from the head unit. The following steps are instructions on h…
T-TT-0779-25 · Technical service bulletin · Electrical System · issued Apr 2, 2025
OBSOLETE NOTICE February 11, 2025: This bulletin is now obsolete. Please see T-SB-0021-25.
T-SB-0107-20 Rev2 · Technical service bulletin · Engine · issued Feb 12, 2025
Flash reprogramming allows the Electronic Control Unit (ECU) software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are releas…
T-SB-0021-25 · Technical service bulletin · Engine · issued Feb 10, 2025
The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys wi…
T-SB-0013-24 Rev1 · Technical service bulletin · Electrical System · issued Feb 10, 2025
Flash reprogramming allows the Electronic Control Unit (ECU) software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are releas…
T-SB-0021-25 · Technical service bulletin · Engine · issued Feb 10, 2025
The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys wi…
T-SB-0013-24 Rev1 · Technical service bulletin · Electrical System · issued Feb 10, 2025
OBSOLETE NOTICE January 30, 2025: This bulletin is now obsolete. Please see T-SB-0015-25.
T-SB-0120-20 Rev2 · Technical service bulletin · Electrical System · issued Jan 30, 2025
Some 2021 – 2025 model year Toyota vehicles may require the download and installation of vehicle specific software or configuration software when the Electronic Control Unit (ECU) …
T-SB-0015-25 · Technical service bulletin · Electrical System · issued Jan 29, 2025
OBSOLETE NOTICE January 23, 2025: This bulletin is now obsolete. Please see T-SB-0011-25.
T-SB-0111-20 Rev2 · Technical service bulletin · Electrical System · issued Jan 23, 2025
When certain vehicle ECUs are replaced, the ECU Security Key must be written in order for that ECU to communicate on the vehicle network. The GTS+ Software Health Check Results scr…
T-SB-0011-25 · Technical service bulletin · Electrical System · issued Jan 23, 2025
The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic compounds.…
T-SB-0039-24 Rev2 · Technical service bulletin · Structure · issued Dec 6, 2024
To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is…
T-SB-0038-24 Rev2 · Technical service bulletin · Structure · issued Dec 6, 2024
Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an expos…
T-SB-0035-24 Rev2 · Technical service bulletin · Structure · issued Dec 6, 2024
Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal painted surfaces. This material protects from acid rain, environmental fal…
T-SB-0061-23 Rev2 · Technical service bulletin · Structure · issued Dec 5, 2024
Vehicles may occasionally be subjected to contamination by airborne iron particles shed from railroad tracks, train wheels, exposure to heavy machinery facilities, grinding, weldin…
T-SB-0062-23 Rev2 · Technical service bulletin · Structure · issued Dec 3, 2024
Some 2022 model year Avalon and Avalon Hybrid, 2022 – 2024 model year Camry, Camry Hybrid, Corolla, Corolla Hatchback, Corolla Hybrid, Highlander, Highlander Hybrid, Prius, Prius P…
T-SB-0098-24 · Technical service bulletin · Structure · issued Oct 18, 2024
Technical instructions for special service campaign 24tc05 malfunction indicator lamp (mil) is on with dtc p05ce00 software update certain 2023 & 2024 highlander vehicles certain 2…
24TC05 · Technical service bulletin · Electrical System · issued Oct 10, 2024
The Engine Control Computer software has a programing error which can cause the exhaust variable valve timing (VVT) locking pin to temporarily get stuck. When this happens, an engi…
24TC05 · Service campaign · Electrical System · issued Sep 19, 2024
SPECIAL SERVICE CAMPAIGN 24TC05 Frequently Asked Questions
24TC05 · Technical service bulletin · Electrical System · issued Sep 19, 2024
Technical instructions for special service campaign 24tc05 malfunction indicator lamp (mil) is on with dtc p05ce00 software update certain 2023 & 2024 highlander vehicles certain 2…
24TC05 · Technical service bulletin · Engine · issued Sep 18, 2024
The Engine Control Computer software has a programing error which can cause the exhaust variable valve timing (VVT) locking pin to temporarily get stuck. When this happens, an engi…
24TC05 · Service campaign · Engine · issued Sep 18, 2024
The Engine Control Computer software has a programing error which can cause the exhaust variable valve timing (VVT) locking pin to temporarily get stuck. When this happens, an engi…
24TC05 · Service campaign · Engine · issued Sep 17, 2024
Frequently Asked Questions Original Publication Date: September 19, 2024
24TC05 · Technical service bulletin · Electrical System · issued Sep 17, 2024
Some customers have expressed concern that the wireless functions of their Key Fob stop working. Key Fob LEDs will not turn ON, but engine starts with key held up against start but…
T-TT-0751-24 Rev1 · Technical service bulletin · Structure · issued Sep 3, 2024
Some 2005 – 2024 Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate t…
T-SB-0055-24 Rev1 · Technical service bulletin · Structure · issued Jul 29, 2024
Some 2005 – 2024 Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate t…
T-SB-0055-24 Rev1 · Technical service bulletin · Structure · issued Jul 29, 2024
The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic compounds.…
T-SB-0039-24 Rev1 · Technical service bulletin · Structure · issued Jul 12, 2024
To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is…
T-SB-0038-24 Rev1 · Technical service bulletin · Structure · issued Jul 12, 2024
Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an expos…
T-SB-0035-24 Rev1 · Technical service bulletin · Structure · issued Jul 12, 2024
The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic compounds.…
T-SB-0039-24 Rev1 · Technical service bulletin · Structure · issued Jul 12, 2024
To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is…
T-SB-0038-24 Rev1 · Technical service bulletin · Structure · issued Jul 12, 2024
Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an expos…
T-SB-0035-24 Rev1 · Technical service bulletin · Structure · issued Jul 12, 2024
Some 2005 – 2024 Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate t…
T-SB-0055-24 · Technical service bulletin · Structure · issued Jun 21, 2024
Some 2005 – 2024 Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate t…
T-SB-0055-24 · Technical service bulletin · Structure · issued Jun 21, 2024
This Service Bulletin provides updated non-electric water pump leak inspection and diagnostic tips for some 2008 – 2025 model year Toyota vehicles.
T-SB-0103-20 Rev1 · Technical service bulletin · Engine · issued Jun 19, 2024
This Service Bulletin provides updated non-electric water pump leak inspection and diagnostic tips for some 2008 – 2025 model year Toyota vehicles.
T-SB-0103-20 Rev1 · Technical service bulletin · Engine · issued Jun 19, 2024
Some 2024 model year Highlander vehicles equipped with a T24A-FTS engine may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P05CE00 (Cold Start “B” Camshaft Position…
T-SB-0051-24 · Technical service bulletin · Electrical System · issued May 24, 2024
Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal painted surfaces. This material protects from acid rain, environmental fal…
T-SB-0061-23 Rev1 · Technical service bulletin · Structure · issued May 17, 2024
Vehicles may occasionally be subjected to contamination by airborne iron particles shed from railroad tracks, train wheels, exposure to heavy machinery facilities, grinding, weldin…
T-SB-0062-23 Rev1 · Technical service bulletin · Structure · issued May 15, 2024
To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is…
T-SB-0038-24 · Technical service bulletin · Structure · issued Apr 19, 2024
Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an expos…
T-SB-0035-24 · Technical service bulletin · Structure · issued Apr 19, 2024
To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is…
T-SB-0038-24 · Technical service bulletin · Structure · issued Apr 19, 2024
Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an expos…
T-SB-0035-24 · Technical service bulletin · Structure · issued Apr 19, 2024
When certain vehicle ECUs are replaced, the ECU Security Key must be written in order for that ECU to communicate on the vehicle network. The GTS+ Software Health Check Results scr…
T-SB-0111-20 Rev2 · Technical service bulletin · Electrical System · issued Apr 11, 2024
Customers have expressed concerns about the performance of Qi Wireless Chargers. Wireless chargers on applicable vehicles are designed to work with Qi Certified devices only. MagSa…
T-TT-0754-24 · Technical service bulletin · Electrical System · issued Apr 11, 2024
When certain vehicle ECUs are replaced, the ECU Security Key must be written in order for that ECU to communicate on the vehicle network. The GTS+ Software Health Check Results scr…
T-SB-0111-20 Rev2 · Technical service bulletin · Electrical System · issued Apr 11, 2024
Customers have expressed concerns about the performance of Qi Wireless Chargers. Wireless chargers on applicable vehicles are designed to work with Qi Certified devices only. MagSa…
T-TT-0754-24 · Technical service bulletin · Electrical System · issued Apr 11, 2024
Some customers have complained that the wireless functions of their Key Fob stop working. Key Fob LEDs will not turn ON, but engine starts with key held up against start button. Ke…
T-TT-0751-24 · Technical service bulletin · Electrical System · issued Apr 1, 2024
Some customers have complained that the wireless functions of their Key Fob stop working. Key Fob LEDs will not turn ON, but engine starts with key held up against start button. Ke…
T-TT-0751-24 · Technical service bulletin · Electrical System · issued Apr 1, 2024
TSB: The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered ke…
T-SB-0013-24 · Technical service bulletin · Electrical System · issued Mar 4, 2024
This is to advise of various price adjustments that will affect Toyota Genuine Motor Oil and Long Life Coolant, effective March 1, 2024. These products are ordered through the Toyo…
T-PANT-2024-004- · Technical service bulletin · Engine and Engine Cooling · issued Mar 4, 2024
TSB: During the manufacturing process, tires are mounted on the vehicle as matched sets to help reduce conditions such as pulling or drifting. If the wheels are replaced or refinis…
TSB002723 · Technical service bulletin · Tires · issued Feb 19, 2024
TSB: Long-term or off-site storage requires special care to keep vehicles factory fresh and ready for delivery. The following guidelines should be performed to minimize vehicle com…
TSB002623 · Technical service bulletin · Equipment · issued Feb 19, 2024
TSB: Some 2018 ? 2024 model year Toyota vehicles equipped with an A25A-FKS, A25A-FXS, M20A-FKS, or M20A-FXS engine may exhibit one or more of the following conditions: ?Milky/disco…
TSB010421 · Technical service bulletin · Service Brakes, Hydraulic · issued Feb 15, 2024
TSB: 2024 model year Toyota vehicles are equipped with driver side floor mat retainers to secure the floor mat in the correct position. In addition, some models may also utilize re…
TSB002823 · Technical service bulletin · Equipment · issued Feb 13, 2024
TSB: A battery in a stored vehicle is subject to conditions that can reduce its performance and service life. These conditions include storage period, temperature, parasitic drain,…
TSB002423 · Technical service bulletin · Electrical System · issued Feb 13, 2024
TSB: Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers. Customer feedback indicates the following areas deserve special attention when performing PD…
TSB008923 · Technical service bulletin · Equipment · issued Nov 10, 2023