2021 Toyota Tundra Forward collision avoidance Problems
- Complaints
- 2about this part
- Share
- 8%of 24 total for the year
- Median mileage
- 3,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the forward collision avoidance of the 2021 Toyota Tundra, 8% of the 24 complaints for this model year. Where a mileage was given, the median is 3,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The contact owns a 2021 Toyota Tundra. The contact stated while driving at various speeds using adaptive cruise control mode, the rear brake lights failed to illuminate whenever the vehicle slowed down independently. The dealer was not notified of the failure. The vehicle was not diagnosed or repaired. The manufacturer was informed of failure and the contact was awaiting a call back from the manufacturer. The failure mileage was approximately 3,000. Adaptive cruise control having no brake lights shown when doing it's job. …”
NHTSA complaint #11452427, filed 2022-02, 3,000 miles“Pre collision warning has erroneously activated numerous (>10) times on the same section of roadway. No other vehicles, pedestrians or animals were present on roadway.”
NHTSA complaint #11576943, filed 2024-03Related service bulletins
- 10247828Nov 28, 2023TSB: 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…
- 10187245Dec 15, 2020TSB: 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…
- 10186199Dec 15, 2020TSB: 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…
Forward collision avoidance: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2026 | 2 | 6% |
| 2025 | 8 | 6% |
| 2024 | 10 | 3% |
| 2023 | 14 | 3% |
| 2022 | 16 | 4% |
| 2021 | 2 | 8% |
| 2020 | 4 | 9% |
| 2019 | 12 | 16% |
| 2018 | 8 | 8% |
| 2010 | 1 | 1% |
| 2008 | 1 | 0% |
| 2007 | 1 | 0% |
Other parts of the 2021 Toyota Tundra
6 complaintsElectrical system
4 complaintsSeats
4 complaintsVisibility (wipers, defrost, mirrors)
3 complaintsExterior lighting
2 complaintsFuel system
2 complaintsSteering
2 complaintsBody and structure
2 complaintsAir bags
1 complaintsEngine
1 complaintsTires
1 complaintsTransmission and drivetrain
1 complaints
← All problems reported for the 2021 Toyota Tundra
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology