2023 Toyota Corolla service bulletins & manufacturer communications

123 manufacturer communications are on file with NHTSA for the 2023 Toyota Corolla. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.

• OBSOLETE NOTICE February 27, 2026: This bulletin is no longer applicable and is now obsolete.
  T-SB-0104-21 Rev2 · Technical service bulletin · Engine · issued Feb 27, 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
• OBSOLETE NOTICE August 19, 2025: This bulletin is now obsolete. Please see T-SB-0059-25.
  T-SB-0088-23 Rev2 · Technical service bulletin · Engine · issued Aug 19, 2025
• Some 2020 – 2025 model year Corolla vehicles may exhibit a vibration or rattle noise from the right-hand engine mounting insulator sub-assembly. This condition will usually go away…
  T-SB-0059-25 · Technical service bulletin · Engine · issued Aug 15, 2025
• Some 2021 – 2022 model year Avalon, 2018 – 2024 Camry, 2019 – 2025 model year Corolla, 2022 – 2025 model year Corolla Cross, and 2019 – 2025 model year RAV4 vehicles with A25A-FKS …
  T-SB-0010-24 Rev2 · Technical service bulletin · Electrical System · issued Jun 25, 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
• Some 2023 – 2024 model year Corolla vehicles may exhibit a rattling noise condition from the forward recognition camera cover. The forward recognition camera covers have been modif…
  T-SB-0029-25 · Technical service bulletin · Structure · issued Feb 27, 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
• Some 2021 – 2022 model year Avalon, 2018 – 2024 Camry, 2019 – 2025 model year Corolla, 2022 – 2025 model year Corolla Cross, and 2019 – 2025 model year RAV4 vehicles with A25A-FKS …
  T-SB-0010-24 Rev1 · Technical service bulletin · Structure · issued Dec 17, 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 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 technicians may report an engine oil leak from the Engine Oil Level Sensor area
  T-TT-0753-24 Rev1 · Technical service bulletin · Engine · issued Nov 13, 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
• 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 sys…
  T-SB-0062-24 Rev1 · Technical service bulletin · Electrical System · issued Oct 1, 2024
• OBSOLETE NOTICE September 24, 2024: This bulletin is now obsolete. Please see T-SB-0081-24
  T-SB-0041-24 Rev1 · Technical service bulletin · Engine · issued Sep 24, 2024
• Some 2023 – 2024 model year Corolla and Corolla Cross vehicles with M20A-FKS engines may exhibit a MIL ON condition with one or both of the following Diagnostic Trouble Codes (DTCs…
  T-SB-0081-24 · Technical service bulletin · Engine · issued Sep 23, 2024
• Some 2021 – 2024 model year Corolla, 2022 – 2024 model year Corolla Cross, and 2023 – 2024 model year Corolla Cross Hybrid vehicles with M20A-FKS or M20A-FXS engines may exhibit an…
  T-SB-0077-24 · Technical service bulletin · Engine · issued Sep 11, 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
• OBSOLETE NOTICE July 18, 2024: This bulletin is now obsolete. Please see T-SB-0062-24.
  T-SB-0027-24 Rev1 · Technical service bulletin · Electrical System · issued Jul 18, 2024
• 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 sys…
  T-SB-0062-24 · Technical service bulletin · Electrical System · issued Jul 18, 2024
• OBSOLETE NOTICE July 18, 2024: This bulletin is now obsolete. Please see T-SB-0062-24.
  T-SB-0027-24 Rev1 · Technical service bulletin · Electrical System · issued Jul 18, 2024
• 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 sys…
  T-SB-0062-24 · Technical service bulletin · Electrical System · issued Jul 18, 2024
• Some 2020 – 2024 model year Corolla vehicles may exhibit a vibration or rattle noise from the right-hand engine mounting insulator sub-assembly. This condition will usually go away…
  T-SB-0088-23 Rev2 · Technical service bulletin · Engine · issued Jul 15, 2024
• Some 2020 – 2024 model year Corolla vehicles may exhibit a vibration or rattle noise from the right-hand engine mounting insulator sub-assembly. This condition will usually go away…
  T-SB-0088-23 Rev2 · Technical service bulletin · Engine · issued Jul 15, 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
• Technical instructions for special service campaign 24tc03 data communicaton module (dcm) update certain 2023 corolla, corolla cross, corolla hatchback, corolla hv, gr corolla, cro…
  24TC03 · Technical service bulletin · Electrical System · issued Jun 10, 2024
• The Data Communication Module (DCM), which supports Toyota Connected Services in your vehicle, may not have activated properly during vehicle delivery. This results in all connecte…
  24TC03 · Technical service bulletin · Electrical System · issued Jun 10, 2024
• The Data Communication Module (DCM), which supports Toyota Connected Services in your vehicle, may not have activated properly during vehicle delivery. This results in all connecte…
  24TC03 · Technical service bulletin · Electrical System · issued Jun 10, 2024
• Technical instructions for special service campaign 24tc03 data communicaton module (dcm) update certain 2023 corolla, corolla cross, corolla hatchback, corolla hv, gr corolla, cro…
  24TC03 · Technical service bulletin · Electrical System · issued Jun 10, 2024
• The Data Communication Module (DCM), which supports Toyota Connected Services in your vehicle, may not have activated properly during vehicle delivery. This results in all connecte…
  24TC03 · Technical service bulletin · Electrical System · issued Jun 10, 2024
• The Data Communication Module (DCM), which supports Toyota Connected Services in your vehicle, may not have activated properly during vehicle delivery. This results in all connecte…
  24TC03 · Technical service bulletin · Electrical System · issued Jun 10, 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
• Technical instructions for special service campaign 24tc01 brake actuator assembly (skid control ecu software update certain 2023 model corolla
  24TC01 · Service campaign · Electrical System · issued May 2, 2024
• The subject vehicles are equipped with a straight-type shift lever, including a Brake (B) shift position. If the driver shifts rapidly from Park/Reverse/Neutral directly to the B p…
  24TC01 · Service campaign · Electrical System · issued May 1, 2024
• Some 2023 – 2024 model year Corolla and Corolla Cross vehicles with M20A-FKS engines may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P11EA00 (Bank 1 Air-Fuel Rati…
  T-SB-0041-24 · Technical service bulletin · Engine · issued Apr 26, 2024
• Some 2023 – 2024 model year Corolla and Corolla Cross vehicles with M20A-FKS engines may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P11EA00 (Bank 1 Air-Fuel Rati…
  T-SB-0041-24 · Technical service bulletin · Engine · issued Apr 26, 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 · 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
• 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 · 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
• Some 2021 – 2024 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-0120-20 Rev2 · Technical service bulletin · Electrical System · issued Apr 15, 2024
• Some 2021 – 2024 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-0120-20 Rev2 · Technical service bulletin · Electrical System · issued Apr 15, 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 technicians may report an engine oil leak from the Engine Oil Level Sensor area
  T-TT-0753-24 · Technical service bulletin · Engine · issued Apr 4, 2024
• Some technicians may report an engine oil leak from the Engine Oil Level Sensor area
  T-TT-0753-24 · Technical service bulletin · Engine · issued Apr 4, 2024
• Some 2020 – 2024 model year Corolla vehicles may exhibit a vibration or rattle noise from the right-hand engine mounting insulator sub-assembly. This condition will usually go away…
  T-SB-0088-23 · Technical service bulletin · Engine · issued Apr 1, 2024
• Some 2020 – 2024 model year Corolla vehicles may exhibit a vibration or rattle noise from the right-hand engine mounting insulator sub-assembly. This condition will usually go away…
  T-SB-0088-23 · Technical service bulletin · Engine · 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: 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 · Electrical System · issued Feb 15, 2024
• TT: Some 2022/2023 Japan built (VIN JTD) Corolla/Corolla HV sedan vehicles may have a rattle noise coming from the headliner.
  TTT074423 · Technical service bulletin · Unknown OR Other · issued Nov 29, 2023
• TT: MIL On with DTC P045600 Evaporative Emission System Leak Detected (Very Small Leak)
  TTT074323 · Technical service bulletin · Engine and Engine Cooling · issued Nov 17, 2023
• TSB: Some 2020 ? 2024 model year Corolla vehicles may exhibit a vibration or rattle noise from the right-hand engine mounting insulator sub-assembly. This condition will usually go…
  TSB008823 · Technical service bulletin · Structure · issued Nov 10, 2023
• Ti: technical instructions for 23tc01 toyota safety sense inoperative intermittently
  23TC01b · Technical service bulletin · Air Bags · issued Aug 31, 2023
• RL: The subject vehicles are equipped with Toyota Safety Sense (TSS) which consists of several driving assist features, including pre-collision braking, lane departure warning, and…
  23TC01a · Technical service bulletin · Forward Collision Avoidance · issued Aug 31, 2023
• DP: The subject vehicles are equipped with Toyota Safety Sense (TSS) which consists of several driving assist features, including pre-collision braking, lane departure warning, and…
  23TC01 · Technical service bulletin · Air Bags · issued Aug 31, 2023
• Ti: technical instructions for 23tc01 toyota safety sense inoperative intermittently
  23TC01 TI - Publ · Technical service bulletin · Air Bags · issued Aug 31, 2023
• RL: The subject vehicles are equipped with Toyota Safety Sense (TSS) which consists of several driving assist features, including pre-collision braking, lane departure warning, and…
  23TC01 Region Le · Technical service bulletin · Lane Departure · issued Aug 31, 2023
• DP: The subject vehicles are equipped with Toyota Safety Sense (TSS) which consists of several driving assist features, including pre-collision braking, lane departure warning, and…
  23TC01 Dealer Pa · Technical service bulletin · Air Bags · issued Aug 31, 2023
• TSB: The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. Follow the procedures outlined in this…
  TSB005823 · Technical service bulletin · Visibility · issued Aug 21, 2023
• TSB: Replacement certification labels (the vinyl label installed on the driver door or door post) and VIN plates (the metal plate riveted to dashboard) (see Figure 1) for most 1979…
  TSB003220 · Technical service bulletin · Air Bags · issued Aug 17, 2023
• TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. These resources, in conjunction w…
  TTT073723 · Technical service bulletin · Communication · issued Aug 17, 2023
• RL: Due to certain programming in the brake ECU, under certain conditions, DTC U0100 is stored and cannot be cleared even though a technician attempts to do so. This condition does…
  23TC02a · Technical service bulletin · Engine and Engine Cooling · issued Jul 27, 2023
• DP: Due to certain programming in the brake ECU, under certain conditions, DTC U0100 is stored and cannot be cleared even though a technician attempts to do so. This condition does…
  23TC02 · Technical service bulletin · Service Brakes · issued Jul 27, 2023
• Ti: technical instructions for special service campaign 23tc02 brake ecu reprogram certain 2023 model year corolla hv
  23TC02 · Technical service bulletin · Service Brakes, Electric · issued Jul 27, 2023
• TSB: 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 r…
  T-SB-0107-20 · Technical service bulletin · Engine and Engine Cooling · issued Jul 25, 2023
• TSB: Some 2023 ? 2024 model year Toyota vehicles use hub bolts in place of studs/nuts to fasten the wheels to the vehicle. If non-compatible wheels or hub bolts/nuts are installed,…
  T-SB-0042-23 · Technical service bulletin · Wheels · issued Jul 3, 2023
• TT: When setting up the Toyota Audio Multimedia (21MM) user profile, if the QR code is not working please use the following recommendations.
  T-TT-0734-23 · Technical service bulletin · Equipment · issued May 1, 2023
• DP: The front license plate bracket provided with the vehicle has clips that potentially interfere with the lower grille assembly. This interference can make it more difficult to i…
  23TD01 Corolla L · Technical service bulletin · Unknown OR Other · issued Apr 13, 2023
• TT: Some customers may complain of the suspension feeling stiff while driving or going over bumps. Some dealerships may have forgotten to remove the transportation spacer during th…
  T-TT-0731-23 · Technical service bulletin · Suspension · issued Apr 12, 2023
• TT: Some Model Year 2018-2023 vehicles equipped with A25A-FKS/FXS or M20A-FKS/FXS engines may display the following message ?Engine Maintenance Required Visit Your Dealer? on the c…
  T-TT-0699-22 Rev · Technical service bulletin · Engine and Engine Cooling · issued Mar 27, 2023
• TSB: Some 2021 ? 2023 model year Toyota vehicles may require the download and installation of vehicle specific software or configuration software when the Electronic Control Unit (…
  T-SB-0120-20 Rev · Technical service bulletin · Steering · issued Mar 15, 2023
• TSB: Some 2023 model year bZ4X vehicles with multimedia version 1505 or older; Corolla, Corolla Hybrid, and Corolla Hatchback vehicles with multimedia version 1506 or older; and Cr…
  T-SB-0012-23 · Technical service bulletin · Back Over Prevention · issued Mar 3, 2023
• TT: Some 19CY LG DCM equipped vehicles may not be able to complete the firmware update due to not having an active account or waived services during the trial. Follow the steps bel…
  T-TT-0678-21 Rev · Technical service bulletin · Equipment · issued Dec 15, 2022
• OBSOLETE NOTICE November 28, 2022: This bulletin is now obsolete. Please see T-SB-0105-22
  T-SB-0031-22 Obs · Technical service bulletin · Communication · issued Nov 28, 2022
• OBSOLETE NOTICE November 28, 2022: This bulletin is now obsolete. Please see T-SB-0104-22.
  T-SB-0032-22 Obs · Technical service bulletin · Communication · issued Nov 28, 2022
• 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…
  T-SB-0105-22 · Technical service bulletin · Trailer Hitches · issued Nov 28, 2022
• 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,…
  T-SB-0104-22 · Technical service bulletin · Equipment · issued Nov 28, 2022
• 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…
  T-SB-0036-22 Rev · Technical service bulletin · Equipment · issued Nov 22, 2022
• TSB: 2023 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…
  T-SB-0029-22 Rev · Technical service bulletin · Air Bags · issued Nov 22, 2022
• TSB: Hybrid vehicles are equipped with two types of batteries: ?Hybrid vehicle (HV) battery. ?Auxiliary (12V) battery. If the hybrid vehicle is put into storage, the State-Of-Charg…
  T-SB-0033-22 Rev · Technical service bulletin · Electrical System · issued Nov 22, 2022
• 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 PDS: ?C…
  T-SB-0100-22 · Technical service bulletin · Equipment · issued Nov 22, 2022
• 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…
  T-SB-0099-22 · Technical service bulletin · Structure · issued Nov 9, 2022
• 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…
  T-SB-0084-22 · Technical service bulletin · Equipment · issued Sep 14, 2022
• 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,…
  T-SB-0032-22 Rev · Technical service bulletin · Equipment · issued Sep 12, 2022
• 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…
  T-SB-0031-22 Rev · Technical service bulletin · Wheels · issued Aug 31, 2022
• 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…
  T-SB-0036-22 Rev · Technical service bulletin · Equipment · issued Aug 18, 2022
• TSB: 2023 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…
  T-SB-0029-22 Rev · Technical service bulletin · Equipment · issued Aug 18, 2022
• 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,…
  T-SB-0032-22 Rev · Technical service bulletin · Equipment · issued Jul 22, 2022
• 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…
  T-SB-0031-22 Rev · Technical service bulletin · Wheels · issued Jul 21, 2022
• TT: To improve customer support of telematics connected services features, additional resources have been provided in the Service Lane - Knowledge Center.
  TTT069522 · Technical service bulletin · Communication · issued May 13, 2022
• 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…
  T-SB-0036-22 · Technical service bulletin · Equipment · issued Apr 8, 2022
• 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,…
  T-SB-0032-22 · Technical service bulletin · Electrical System · issued Apr 1, 2022
• TSB: 2023 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…
  T-SB-0029-22 · Technical service bulletin · Unknown OR Other · issued Mar 29, 2022