There have been 35 technical service bulletins issued for the 2021 Toyota 4runner.
| Bulletin Date: | Dec. 19, 2022 |
| Component: | Radio/tape deck/cd. |
| Bulletin Summary: | 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 the head unit. The following steps are instructions on how to |
| Vehicles covered in this TSB: |
2020 Toyota 4runner,
2021 Toyota 4runner,
2022 Toyota 4runner,
2019 Toyota Avalon,
2020 Toyota Avalon,
2021 Toyota Avalon,
2022 Toyota Avalon,
2019 Toyota Avalon Hybrid,
2020 Toyota Avalon Hybrid,
2021 Toyota Avalon Hybrid,
2022 Toyota Avalon Hybrid,
2020 Toyota C-hr,
2021 Toyota C-hr,
2022 Toyota C-hr,
2018 Toyota Camry,
|
| Bulletin Date: | Dec. 7, 2022 |
| Component: | Navigational system(global positioning system). |
| Bulletin Summary: | 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, points of interest, and system software. The sst is used |
| Vehicles covered in this TSB: |
2020 Toyota 4runner,
2021 Toyota 4runner,
2022 Toyota 4runner,
2019 Toyota Avalon,
2020 Toyota Avalon,
2021 Toyota Avalon,
2022 Toyota Avalon,
2019 Toyota Avalon Hybrid,
2020 Toyota Avalon Hybrid,
2021 Toyota Avalon Hybrid,
2022 Toyota Avalon Hybrid,
2019 Toyota C-hr,
2020 Toyota C-hr,
2021 Toyota C-hr,
2022 Toyota C-hr,
|
| Bulletin Date: | Nov. 23, 2022 |
| Component: | Air bags. |
| Bulletin Summary: | 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 bulletin to remediate the odor and address this condition. The pur |
| Vehicles covered in this TSB: |
2005 Toyota 4runner,
2006 Toyota 4runner,
2007 Toyota 4runner,
2008 Toyota 4runner,
2009 Toyota 4runner,
2010 Toyota 4runner,
2011 Toyota 4runner,
2012 Toyota 4runner,
2013 Toyota 4runner,
2014 Toyota 4runner,
2015 Toyota 4runner,
2016 Toyota 4runner,
2017 Toyota 4runner,
2018 Toyota 4runner,
2019 Toyota 4runner,
|
| Bulletin Date: | Mar. 3, 2022 |
| Component: | Electrical system. |
| Bulletin Summary: | 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 coverage concerns |
| Vehicles covered in this TSB: |
2020 Toyota 4runner,
2021 Toyota 4runner,
2022 Toyota 4runner,
2021 Toyota Avalon,
2022 Toyota Avalon,
2020 Toyota C-hr,
2021 Toyota C-hr,
2022 Toyota C-hr,
2020 Toyota Camry,
2021 Toyota Camry,
2022 Toyota Camry,
2021 Toyota Corolla,
2022 Toyota Corolla,
2020 Toyota Highlander,
2021 Toyota Highlander,
|
| Bulletin Date: | Mar. 3, 2022 |
| Component: | Seat belts. |
| Bulletin Summary: | Ssc: special service campaign 22tc01 over-the-air (ota) pilot program. This pilot program would enable you to complete special service campaign 22tc01 for dcm (data communication module) reprogramming for safety connect, which includes yo |
| Vehicles covered in this TSB: |
2021 Toyota 4runner,
2022 Toyota 4runner,
2021 Toyota C-hr,
2021 Toyota Highlander,
2022 Toyota Highlander,
2022 Toyota Prius,
2021 Toyota Prius Prime,
2022 Toyota Prius Prime,
2021 Toyota Rav4 Prime,
2021 Toyota Sequoia,
2022 Toyota Sequoia,
2021 Toyota Tacoma,
2022 Toyota Tacoma,
2021 Toyota Tundra.
|
| Bulletin Date: | Mar. 3, 2022 |
| Component: | Air bags. |
| Bulletin Summary: | Ssc: special service campaign 22tc01 over-the-air (ota) pilot program. This pilot program would enable you to complete special service campaign 22tc01 for dcm (data communication module) reprogramming for safety connect, which includes yo |
| Vehicles covered in this TSB: |
2021 Toyota 4runner,
2022 Toyota 4runner,
2021 Toyota C-hr,
2021 Toyota Highlander,
2022 Toyota Highlander,
2022 Toyota Prius,
2021 Toyota Prius Prime,
2022 Toyota Prius Prime,
2021 Toyota Rav4 Prime,
2021 Toyota Sequoia,
2022 Toyota Sequoia,
2021 Toyota Tacoma,
2022 Toyota Tacoma,
2021 Toyota Tundra.
|
| Bulletin Date: | Mar. 3, 2022 |
| Component: | Electrical system. |
| Bulletin Summary: | Ssc: special service campaign 22tc01 over-the-air (ota) pilot program. This pilot program would enable you to complete special service campaign 22tc01 for dcm (data communication module) reprogramming for safety connect, which includes yo |
| Vehicles covered in this TSB: |
2021 Toyota 4runner,
2022 Toyota 4runner,
2021 Toyota C-hr,
2021 Toyota Highlander,
2022 Toyota Highlander,
2022 Toyota Prius,
2021 Toyota Prius Prime,
2022 Toyota Prius Prime,
2021 Toyota Rav4 Prime,
2021 Toyota Sequoia,
2022 Toyota Sequoia,
2021 Toyota Tacoma,
2022 Toyota Tacoma,
2021 Toyota Tundra.
|
| Bulletin Date: | Feb. 1, 2022 |
| Component: | Seats. |
| Bulletin Summary: | 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 under wrinkles in the rapgard?. The wrinkles may trap water and |
| Vehicles covered in this TSB: |
2010 Toyota 4runner,
2011 Toyota 4runner,
2012 Toyota 4runner,
2013 Toyota 4runner,
2014 Toyota 4runner,
2015 Toyota 4runner,
2016 Toyota 4runner,
2017 Toyota 4runner,
2018 Toyota 4runner,
2019 Toyota 4runner,
2020 Toyota 4runner,
2021 Toyota 4runner,
2022 Toyota 4runner,
2016 Toyota 86,
2017 Toyota 86,
|
Also see
Common problems of Toyota 4runner.