2020 Toyota 4RUNNER service bulletins & manufacturer communications

157 manufacturer communications are on file with NHTSA for the 2020 Toyota 4RUNNER. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.

• OBSOLETE NOTICE January 30, 2026: This bulletin is now obsolete. Please see T-SB-0001-26.
  T-SB-0106-22 Rev2 · Technical service bulletin · Electrical System · issued Jan 30, 2026
• Some 2018 – 2024 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System require a Special Service Tool (SST) USB flash drive to update the map, poi…
  T-SB-0001-26 · Technical service bulletin · Electrical System · issued Jan 28, 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
• 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-0780-25 · 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-0780-25 · Technical service bulletin · Electrical System · issued Apr 2, 2025
• Some 2018 – 2024 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System require a Special Service Tool (SST) USB flash drive to update the map, poi…
  T-SB-0106-22 Rev2 · Technical service bulletin · Electrical System · issued Feb 11, 2025
• Some 2018 – 2024 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System require a Special Service Tool (SST) USB flash drive to update the map, poi…
  T-SB-0106-22 Rev2 · Technical service bulletin · Electrical System · issued Feb 11, 2025
• Some 2019 – 2024 model year 4Runner vehicles may exhibit a cracking noise from the driver and/or passenger front seat cushion track. This condition may occur when the front seat cu…
  T-SB-0002-25 · Technical service bulletin · Structure · issued Jan 7, 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 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
• 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
• 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
• 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 ? 2022 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System require a Special Service Tool (SST) USB flash drive to update the map…
  TSB010622 · Technical service bulletin · Unknown OR Other · issued Feb 20, 2024
• TSB: All 2020 ? 2023 model year 4Runner, 2018 ? 2022 model year Sequoia, 2018 ? 2023 model year Tacoma, and 2018 ? 2021 model year Tundra vehicles are equipped with Pre-collision S…
  TSB002620 · Technical service bulletin · Forward Collision Avoidance · issued Nov 28, 2023
• TSB: Some 2015 ? 2023 model year TRD Pro Edition 4Runner vehicles may exhibit an abnormal noise when in Reverse with the wheels at or near full lock due to interference between the…
  TSB007019 · Technical service bulletin · Wheels · issued Nov 8, 2023
• TSB: Some 2015 ? 2023 model year TRD Pro Edition 4Runner vehicles may exhibit an abnormal noise when in Reverse with the wheels at or near full lock due to interference between the…
  T-SB-0070-19 Rev · Technical service bulletin · Seat Belts · issued Oct 16, 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 · Vehicle Speed Control · 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 · Unknown OR Other · issued Aug 17, 2023
• 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-0057-18 · Technical service bulletin · Equipment · issued May 30, 2023
• TT: To assist with the early detection and early resolution of audio related concerns, it may be requested as part of the remanufactured head unit return to recover MMR data from t…
  T-TT-0611-20 Rev · Technical service bulletin · Equipment · issued Dec 19, 2022
• TSB: Some 2018 ? 2022 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System, require a Special Service Tool (SST) USB flash drive to update the ma…
  T-SB-0106-22 · Technical service bulletin · Equipment · issued Dec 7, 2022
• TSB: Some 2005 ? 2022 model year Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty smell is present. Follow the procedures in this bullet…
  T-SB-0094-21 Rev · Technical service bulletin · Air Bags · issued Nov 23, 2022
• TT: If you see this condition, please create a TAS case and contact TAS for instruction prior to diagnosing or repairing of the vehicle. If it is a weekend or holiday, continue wit…
  T-TT-0705-22 Rev · Technical service bulletin · Power Train · issued Sep 26, 2022
• TT: If you see this condition, please create a TAS case and contact TAS for instruction prior to diagnosing or repairing of the vehicle. If it is a weekend or holiday, continue wit…
  T-TT-0705-22 · Technical service bulletin · Equipment · issued Aug 25, 2022
• TSB: Some 2020 model year vehicles equipped with Audio Plus (version 1021) or Premium Audio (version 1021) or earlier may exhibit one or more of the following conditions: ?Barge in…
  TSB004321Rev2 · Technical service bulletin · Equipment · issued Jul 14, 2022
• TSB: Some 2010 ? 2022 model year Toyota vehicles may exhibit paint stains after the removal of Rapgard?. The paint stains may appear to be under the clear coat but are usually unde…
  TSB001221Rev2 · Technical service bulletin · Structure · issued Jun 14, 2022
• TSB: Some 2010 ? 2022 model year Toyota vehicles may exhibit paint stains after the removal of Rapgard?. The paint stains may appear to be under the clear coat but are usually unde…
  TSB001221Rev2 · Technical service bulletin · Structure · issued Jun 14, 2022
• TT: To assist with the early detection and early resolution of audio related concerns, it may be requested as part of the remanufactured head unit return to recover MMR data from t…
  T-TT-0611-20 Rev · Technical service bulletin · Equipment · issued May 27, 2022
• TSB: Some 2005 ? 2022 model year Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty smell is present. Follow the procedures in this bullet…
  TSB009421Rev1 · Technical service bulletin · Equipment · issued May 26, 2022
• TSB: Some 2019 ? 2021 model year 4Runner vehicles may exhibit a squeal/squeak noise from the front brakes with light to moderate braking. Follow the Repair Procedure in this bullet…
  TSB005122 · Technical service bulletin · Service Brakes, Hydraulic · issued May 25, 2022
• OBSOLETE NOTICE May 25, 2022: This bulletin is now obsolete. Please see T-SB-0051-22
  TSB008521Rev2 · Technical service bulletin · Equipment · issued May 25, 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
• TT: Vehicle control apps might not operate as expected at times due to preconditions (normal operating parameters) not being established, vehicle settings and/or network/cellular c…
  TTT059920 Rev4 · Technical service bulletin · Equipment · issued Mar 24, 2022
• TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions
  TTT063620 · Technical service bulletin · Back Over Prevention · issued Mar 17, 2022
• TT: Vehicle control apps might not operate as expected at times due to preconditions (normal operating parameters) not being established, vehicle settings and/or network/cellular c…
  T-TT-0599-20 Rev · Technical service bulletin · Electrical System · issued Mar 3, 2022
• TSB: Some 2010 ? 2022 model year Toyota vehicles may exhibit paint stains after the removal of Rapgard?. The paint stains may appear to be under the clear coat but are usually unde…
  T-SB-0012-21 Rev · Technical service bulletin · Seats · issued Feb 1, 2022
• 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 use…
  T-SB-0003-22 · Technical service bulletin · Electrical System · issued Jan 28, 2022
• TSB: Some 2020 ? 2021 model year 4Runner vehicles may exhibit a squeal/squeak noise from the front brakes with light to moderate braking. Follow the Repair Procedure in this bullet…
  T-SB-0085-21 Rev · Technical service bulletin · Air Bags · issued Jan 28, 2022
• TT: Some customers may experience the inability to activate Remote Connect or Remote Connect becoming inoperative when attempting to send commands to the vehicle. To simplify the d…
  T-TT-0593-20 Rev · Technical service bulletin · Electrical System · issued Jan 20, 2022
• POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Toyota. This information must be kept n…
  Toyota PRO19-02 · Technical service bulletin · Equipment · issued Jan 12, 2022
• TSB: Some 2020 model year vehicles equipped with Audio Plus (version 1060) or Premium Audio (version 1060) or earlier may exhibit the following condition: ?Distorted screen when us…
  T-SB-0043-21 Rev · Technical service bulletin · Equipment · issued Jan 7, 2022
• TSB: Some 2005 ? 2022 model year Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty smell is present. Follow the procedures in this bullet…
  T-SB-0094-21 · Technical service bulletin · Structure · issued Nov 23, 2021
• TSB: Some 2020 ? 2021 model year 4Runner vehicles may exhibit a squeal/squeak noise from the front brakes with light to moderate braking. Follow the Repair Procedure in this bullet…
  T-SB-0085-21 Rev · Technical service bulletin · Service Brakes · issued Nov 5, 2021
• TT: Some customers may encounter Bluetooth® connectivity concerns such as: ?Difficulty to pair the phone. ?Intermittent Bluetooth® failure to connect to the vehicle when first turn…
  T-TT-0578-19 Rev · Technical service bulletin · Equipment · issued Oct 1, 2021
• TSB: Some 2020 ? 2021 model year 4Runner vehicles may exhibit a squeal/squeak noise from the front brakes with light to moderate braking. Follow the Repair Procedure in this bullet…
  T-SB-0085-21 · Technical service bulletin · Equipment · issued Sep 27, 2021
• TT: When used in conjunction with the Repair Manual, these Blind Spot Monitor, Forward Recognition Camera, and Front Millimeter Wave Radar tips leverage SSTs and readily available …
  T-TT-0663-21 · Technical service bulletin · Visibility · issued Sep 3, 2021
• TSB: Some 2019 ? 2020 model year 4Runner vehicles may exhibit a grease leak from the edge of the inboard joint boot of a front drive shaft where the clamp is located. This conditio…
  T-SB-0079-21 · Technical service bulletin · Power Train · issued Sep 2, 2021
• TSB: Some 2006 ? 2022 model year Toyota vehicles in particular geographic areas may exhibit a condition where the HVAC evaporator drain hose has become obstructed with an insect ne…
  T-SB-0080-19 Rev · Technical service bulletin · Equipment · issued Jul 26, 2021
• Updates to the 2014-2021 toyota universal flat rate manual
  Toyota PRO21-UFR · Technical service bulletin · Equipment · issued May 24, 2021
• TT: To assist with the early detection and early resolution of audio related concerns, it may be requested as part of the remanufactured head unit return to recover MMR data from t…
  T-TT-0611-20 Rev · Technical service bulletin · Equipment · issued May 7, 2021
• TSB: Some 2020 ? 2021 model year vehicles equipped with Audio, Audio Plus, or Premium Audio (versions 1784) or earlier may exhibit one or more of the following conditions: ?Intermi…
  T-SB-0025-21 · Technical service bulletin · Electrical System · issued May 3, 2021
• Toyota Safety Recall and Service Campaign - Technician Certification Requirements
  Toyota Safety Re · Technical service bulletin · Air Bags · issued Mar 17, 2021
• TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions.
  T-TT-0636-20 Rev · Technical service bulletin · Back Over Prevention · issued Mar 12, 2021
• TSB: Some 2010 ? 2021 model year Toyota vehicles may exhibit paint stains after the removal of Rapgard?. The paint stains may appear to be under the clear coat but are usually unde…
  T-SB-0012-21 · Technical service bulletin · Seats · issued Mar 5, 2021
• 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…
  T-SB-0032-20 Rev · Technical service bulletin · Equipment · issued Feb 3, 2021
• TT: Vehicle control apps might not operate as expected at times due to preconditions (normal operating parameters) not being established, vehicle settings and/or network/cellular c…
  T-TT-0599-20 Rev · Technical service bulletin · Back Over Prevention · issued Jan 20, 2021
• TSB: Some 2020 model year vehicles equipped with Audio Plus (version 1060) or Premium Audio (version 1060) or earlier may exhibit the following concern: ?Distorted screen when usin…
  T-SB-0066-20 Rev · Technical service bulletin · Parking Brake · issued Dec 17, 2020
• TSB: All 2018 ? 2021 model year Sequoia, Tacoma, and Tundra and 2020 ? 2021 model year 4Runner vehicles are equipped with Pre-collision System (PCS) and Dynamic Radar Cruise Contro…
  T-SB-0026-20 Rev · Technical service bulletin · Forward Collision Avoidance · issued Dec 15, 2020
• TSB: All 2018 ? 2021 model year Sequoia, Tacoma, and Tundra and 2020 ? 2021 model year 4Runner vehicles are equipped with Pre-collision System (PCS) and Dynamic Radar Cruise Contro…
  T-SB-0026-20 Rev · Technical service bulletin · Forward Collision Avoidance · issued Dec 15, 2020
• TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions.
  T-TT-0636-20 · Technical service bulletin · Service Brakes · issued Dec 14, 2020
• TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions.
  T-TT-0636-20 · Technical service bulletin · Service Brakes, Hydraulic · issued Dec 14, 2020
• OBSOLETE NOTICE December 11, 2020: This bulletin is now obsolete. Please see T-SB-0119-20.
  T-SB-0047-19 Obs · Technical service bulletin · Equipment · issued Dec 11, 2020
• TT: Some vehicles may experience an issue related to the DCM, the following information is consolidating the available diagnostic information in one document.
  T-TT-0634-20 · Technical service bulletin · Equipment · issued Nov 13, 2020
• TT: HVAC drain tube is found to be blocked/clogged.
  T-TT-0628-20 · Technical service bulletin · Engine and Engine Cooling · issued Oct 21, 2020
• TSB: Some 2014 ? 2020 model year 4Runner vehicles may exhibit a gap due to disengagement of the front bumper cover clips and the fender retainer near the headlamp assembly. Follow …
  T-SB-0049-20 Rev · Technical service bulletin · Back Over Prevention · issued Oct 16, 2020
• TSB: This Service Bulletin provides updated non-electric water pump leak inspection and diagnostic tips for some 2008 ? 2021 model year Toyota vehicles.
  T-SB-0103-20 · Technical service bulletin · Engine and Engine Cooling · issued Oct 16, 2020
• TT: Some customers may encounter Bluetooth® connectivity concerns such as: ?Difficulty to pair the phone. ?Intermittent Bluetooth® failure to connect to the vehicle when first turn…
  T-TT-0578-19 Rev · Technical service bulletin · Electrical System · issued Oct 12, 2020
• 2020 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 retaine…
  T-SB-0158-18 Rev · Technical service bulletin · Equipment Adaptive/mobility · issued Oct 9, 2020
• TSB: Some 2020 model year vehicles equipped with Audio Plus (version 1021) or Premium Audio (version 1021) or earlier may exhibit one or more of the following conditions: ?Barge in…
  T-SB-0066-20 Rev · Technical service bulletin · Equipment · issued Oct 6, 2020
• TSB: Some 2019 ? 2020 model year TRD Pro Edition 4Runner vehicles may exhibit a knocking noise when driving at low speeds over uneven road surfaces (small bumps and dips) in cold c…
  T-SB-0094-20 · Technical service bulletin · Suspension · issued Sep 28, 2020
• TSB: Some 2018 ? 2020 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System require a Special Service Tool (SST) USB flash drive to update the map…
  T-SB-0047-19 Rev · Technical service bulletin · Equipment · issued Aug 12, 2020
• TSB: Some 2018 ? 2020 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System require a Special Service Tool (SST) USB flash drive to update the map…
  T-SB-0047-19 Rev · Technical service bulletin · Electrical System · issued Aug 12, 2020
• TT: The Toyota Quality group is looking to better understand our customers expectation regarding vehicle drivability. Specifically, we are looking at vehicle surge/hesitation condi…
  T-TT-0615-20 Rev · Technical service bulletin · Engine · issued Aug 7, 2020
• TT: The Toyota Quality group is looking to better understand our customers expectation regarding vehicle drivability. Specifically, we are looking at vehicle surge/hesitation condi…
  T-TT-0615-20 Rev · Technical service bulletin · Equipment · issued Aug 7, 2020
• OBSOLETE NOTICE July 31, 2020: This bulletin is no longer applicable and is now obsolete.
  T-SB-0073-19 Obs · Technical service bulletin · Structure · issued Jul 31, 2020
• TT: HVAC drain tube is found to be blocked/clogged.
  T-TT-0468-17 Rev · Technical service bulletin · Engine and Engine Cooling · issued Jul 30, 2020
• TT: The new DCA-8000 Diagnostic Charger may cause your facility?s Ground Fault Circuit Interrupter (GFCI) breaker to trip. A GFCI breaker can be tripped for various reasons, one of…
  T-TT-0553-19 Rev · Technical service bulletin · Electrical System · issued Jul 20, 2020
• TT: The Toyota Quality group is looking to better understand our customers expectation regarding vehicle drivability. Specifically, we are looking at vehicle surge/hesitation condi…
  T-TT-0615-20 Rev · Technical service bulletin · Engine · issued Jun 12, 2020
• TT: Some 2019-2020 model year 4Runner SR5 and TRD Off Road grade models with Dunlop Grandtrek AT20 P265/70R17 tires may experience vibration (flutter) in the steering wheel when dr…
  T-TT-0602-20 Rev · Technical service bulletin · Tires · issued Jun 9, 2020
• TSB: Some 2014 - 2020 model year 4Runner vehicles may exhibit a gap due to disengagement of the front bumper cover clips and the fender retainer near the headlamp assembly. Follow …
  T-SB-0049-20 · Technical service bulletin · Structure · issued May 28, 2020
• TT: To assist with the early detection and early resolution of audio related concerns, it may be requested as part of the remanufactured head unit return to recover MMR data from t…
  T-TT-0611-20 · Technical service bulletin · Equipment · issued May 18, 2020
• TT: The microphone circuit passes through the DCM before reaching the radio/navigation system. To simplify the diagnosis of the microphone, Safety Connect SOS button lights, and DC…
  T-TT-0516-18_Rev · Technical service bulletin · Equipment · issued May 13, 2020
• TT: Due to the challenges caused by the COVID-19 virus threat, some dealers are experiencing reduced traffic into their stores and causing dealer stock to age. Due to this situatio…
  T-TT-0606-20 · Technical service bulletin · Equipment · issued Apr 23, 2020
• TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin Nos. PG021-88, PG015-89, PG0015-90, PG002-91, PG002-93, PG005-97, PG007-01, PG007-07…
  T-SB-0032-20 · Technical service bulletin · Equipment · issued Apr 6, 2020
• Some 2020 model year vehicles equipped with Audio Plus (version 1021) or Premium Audio (version 1021) or earlier may exhibit one or more of the following conditions: ?Barge in func…
  T-SB-0161-19_Rev · Technical service bulletin · Electrical System · issued Mar 30, 2020
• Safety Recall and Service Campaign - Technician Certification Requirements
  Toyota Safety Re · Technical service bulletin · Equipment · issued Mar 19, 2020
• TSB: All 2018 ? 2021 model year Sequoia, Tacoma, and Tundra vehicles and All 2020 ? 2021 model year 4Runner vehicles are equipped with Pre-collision System (PCS) and Dynamic Radar …
  T-SB-0026-20 · Technical service bulletin · Air Bags · issued Mar 18, 2020
• TT: Vehicle control apps might not operate as expected at times due to preconditions (normal operating parameters) not being established, vehicle settings and/or network/cellular c…
  T-TT-0599-20 Rev · Technical service bulletin · Electrical System · issued Mar 16, 2020
• Safety Recall and Service Campaign - Technician Certification Requirements
  Toyota Safety Re · Technical service bulletin · Equipment · issued Mar 12, 2020
• 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-0009-19_Rev · Technical service bulletin · Equipment · issued Mar 10, 2020
• TT: Some 2019-2020 model year 4Runner SR5 and TRD Off Road grade models with Dunlop Grandtrek AT20 P265/70R17 tires may experience vibration (flutter) in the steering wheel when dr…
  T-TT-0602-20 · Technical service bulletin · Tires · issued Mar 9, 2020
• TSB: An initialization procedure is required to activate the Entune? 3.0 App Suite Connect for Audio, Audio Plus, and Premium Audio head units before they are used for the first ti…
  T-SB-0008-19_Rev · Technical service bulletin · Electrical System · issued Mar 3, 2020
• TT: Some 2020 model year vehicles may display abnormal Safety Connect operation during PDS or after replacement due to DCM activation issues. If there are no DTCs present and after…
  T-TT-0588-19_Rev · Technical service bulletin · Electrical System · issued Feb 25, 2020
• TT: Some new vehicles may experience the SOS/Telematics functions inoperative during Pre-Delivery Inspection or after replacement. The following procedure outlines the process to a…
  T-TT-0575-19_Rev · Technical service bulletin · Equipment · issued Feb 25, 2020
• This Technical Service Bulletin provides procedures to inspect and repair certain model year 2020 Toyota 4Runner vehicles equipped with GST installed wheels that are part of its Bl…
  GST-TSB-20-001 · Technical service bulletin · Structure · issued Feb 22, 2020
• TT: Some 2020 model year vehicles may display abnormal Safety Connect operation during PDS or after replacement due to DCM activation issues. If there are no DTCs present and after…
  T-TT-0588-19_Rev · Technical service bulletin · Equipment · issued Feb 21, 2020
• TSB: Pre-Delivery Service (PDS) is a critical step in satisfying our dealership?s new car customers. Customer feedback indicates the following areas deserve special attention when …
  T-SB-0109-19_Rev · Technical service bulletin · Electrical System · issued Feb 19, 2020
• TT: Some vehicles equipped with Dynamic Navigation may experience a pop-up message notifying them that their map update service will end soon. The date that is shown could be more …
  T-TT-0594-20_Rev · Technical service bulletin · Equipment · issued Feb 18, 2020
• Safety Recall and Service Campaign - Technician Certification Requirements
  Safety Recall an · Technical service bulletin · Equipment · issued Feb 18, 2020
• TSB: To prevent paint damage during transportation, the roof rack leg covers are kept inside the vehicle so that the Rapgard? protective film can remain in place on the roof panel.…
  T-SB-0013-20 · Technical service bulletin · Equipment · issued Feb 14, 2020
• An initialization procedure is required to activate the Entune? 3.0 App Suite Connect for Audio, Audio Plus, and Premium Audio head units before they are used for the first time on…
  T-SB-0008-19_Rev · Technical service bulletin · Equipment · issued Feb 7, 2020
• TT: Some vehicles may experience a ?New software is not compatible with the system.? Pop-up while performing T-SB-0003-20 during the head unit software installation process
  T-TT-0598-20 · Technical service bulletin · Equipment · issued Feb 4, 2020
• TT: Some 2014-2020 model year 4Runner vehicles may experience the ABS Light ON with DTC C0226, C0236, C0246 and C0256 stored current in the ABS system.
  T-TT-0597-20 · Technical service bulletin · Service Brakes · issued Jan 31, 2020
• TT: Some customers may experience the inability to activate Remote Connect or Remote Connect becoming inoperative when attempting to send commands to the vehicle. To simplify the d…
  T-TT-0593-20_Rev · Technical service bulletin · Electrical System · issued Jan 29, 2020
• TSB: Vehicles may display evidence of a fluid leak or fluid seep from powertrain components. This bulletin explains how to determine the differences between a fluid leak versus a f…
  T-SB-0008-20 · Technical service bulletin · Equipment · issued Jan 27, 2020
• TSB: REVISION NOTICE January 24, 2020 Rev1: ? The entire bulletin has been updated. Any previous printed versions of this bulletin should be discarded. A battery in a stored vehicl…
  T-SB-0007-19_Rev · Technical service bulletin · Equipment · issued Jan 24, 2020
• TT: In certain cases of leaking air conditioning systems, the root cause of the leak is inadvertently overlooked, causing a repeat repair. To improve customer satisfaction and repa…
  T-TT-0520-19_Rev · Technical service bulletin · Equipment · issued Jan 23, 2020
• TSB: REVISION NOTICE January 22, 2020 Rev1: ? The Battery subsection has been updated. Any previous printed versions of this bulletin should be discarded. Long-term or off-site sto…
  T-SB-0009-19_Rev · Technical service bulletin · Equipment · issued Jan 22, 2020
• TSB: REVISION NOTICE January 13, 2020 Rev1: ? Applicability has been updated to exclude 2020 model year Tacoma vehicles. ? The Introduction, Software Update Information, and Softwa…
  T-SB-0161-19_Rev · Technical service bulletin · Equipment · issued Jan 13, 2020
• TT: Some vehicles equipped with Dynamic Navigation may experience a pop-up message notifying them that their map update service will end soon. The date that is shown could be more …
  T-TT-0594-20 · Technical service bulletin · Equipment · issued Jan 8, 2020
• TT: Some customers may experience the Remote Connect becoming inoperative when attempting to send commands to the vehicle. To simplify the diagnosis of this system and prevent the …
  T-TT-0593-20 · Technical service bulletin · Equipment · issued Jan 7, 2020
• TT: Some 2020 model year vehicles may display abnormal Safety Connect operation during PDS due to DCM activation issues. This condition is characterized by no DTCs present and afte…
  T-TT-0588-19 · Technical service bulletin · Electrical System · issued Jan 7, 2020
• TSB: REVISION NOTICE December 13, 2019 Rev1: ? Applicability has been updated to include several 2020 model year Toyota vehicles. ? The Required Tools & Equipment section has been …
  T-SB-0047-19_Rev · Technical service bulletin · Equipment · issued Dec 13, 2019
• TT: Some 2020 model year vehicles may display abnormal Safety Connect operation during PDS due to DCM activation issues. This condition is characterized by no DTCs present and afte…
  T-TT-0588-19 · Technical service bulletin · Equipment · issued Dec 5, 2019
• TSB: Some 2020 model year vehicles equipped with Audio Plus (version 1021) or Premium Audio (version 1021) or earlier may exhibit one or more of the following conditions: ? Barge i…
  T-SB-0161-19 · Technical service bulletin · Electrical System · issued Nov 20, 2019
• TT: Safety Connect is a vehicle option which requires a subscription fee for the system to be active after the initial trial period. Once the subscription has expired the DCM (Tele…
  T-TT-0442-17_Rev · Technical service bulletin · Equipment · issued Nov 18, 2019
• TSB: Some 2017 ? 2020 model year 4Runner vehicles equipped with JBL® audio may exhibit poor sound quality coming from the dash speakers or static/feedback heard by the incoming cal…
  T-SB-0157-19 · Technical service bulletin · Equipment · issued Nov 7, 2019
• TT: Some customers may encounter Bluetooth® connectivity concerns such as: ? Difficulty to pair the phone. ? Intermittent Bluetooth® failure to connect to the vehicle when first tu…
  T-TT-0578-19 · Technical service bulletin · Steering · issued Oct 21, 2019
• TT: Some new vehicles may experience the SOS/Telematics functions inoperative during Pre-Delivery Inspection or after replacement. The following procedure outlines the process to a…
  T-TT-0575-19 · Technical service bulletin · Equipment · issued Sep 24, 2019
• 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-0109-19 · Technical service bulletin · Equipment · issued Aug 15, 2019
• TT: The new DCA-8000 Diagnostic Charger may cause your facility?s Ground Fault Circuit Interrupter (GFCI) breaker to trip. A GFCI breaker can be tripped for various reasons, one of…
  T-TT-0553-19 · Technical service bulletin · Equipment · issued Jul 16, 2019
• TSB: REVISION NOTICE July 03, 2019 Rev1: ? Applicability has been updated to include 2020 model year Supra vehicles. ? The Hook and Loop Style section has been added. Any previous …
  T-SB-0158-18-Rev · Technical service bulletin · Equipment Adaptive/mobility · issued Jul 3, 2019
• TSB: REVISION NOTICE July 01, 2019 Rev2: ? Applicability has been updated to 2019 ? 2020 model year Toyota vehicles. ? The Techstream Preparation and Process Overview sections have…
  T-SB-0134-16-Rev · Technical service bulletin · Electrical System · issued Jul 1, 2019
• TSB: TMNA Accessory Sales and Marketing has developed a Toyota paint protection film (PPF) decal (treated with a specially developed light adhesive) for 2019 ? 2020 model year Toyo…
  T-SB-0073-19 · Technical service bulletin · Structure · issued Jun 24, 2019
• TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. T-SB-0009-15. ? Applicability has been updated to include 2019 and 2020 model ye…
  T-SB-0070-19 · Technical service bulletin · Equipment · issued Jun 20, 2019
• TT: The new 12V Battery Warranty Testers (DSS-5000 & DCA-8000) require certain information to generate a test result and warranty code. Below is an explanation of what information …
  T-TT-0549-19 · Technical service bulletin · Electrical System · issued Jun 19, 2019
• TT: HVAC drain tube is found to be blocked/clogged.
  T-TT-0468-17-Rev · Technical service bulletin · Equipment · issued Feb 25, 2019
• 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…
  TSB-0009-19 · Technical service bulletin · Equipment · issued Jan 8, 2019
• TSB: A battery in a stored vehicle is subject to conditions that can reduce its performance and life. These conditions include storage period, temperature, parasitic drain, and bat…
  T-SB-0007-19 · Technical service bulletin · Electrical System · issued Jan 7, 2019
• 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-0002-19 · Technical service bulletin · Tires · issued Jan 2, 2019
• Replacement vin plates.
  T-PG007-01 · Technical service bulletin · Equipment · issued May 4, 2001
• Product general information.
  T-PG002-91 · Technical service bulletin · Equipment · issued Jan 18, 1991