2021 Toyota Supra problems & reliability
20 owner complaints filed with NHTSA for the 2021 Toyota Supra, alongside 5 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
Federal crash records (FARS 2020–2023): 2021 Toyota Supra vehicles were involved in 6 fatal crashes with 0 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Electrical System | 8 | 40% |
| Engine | 6 | 30% |
| Fuel/propulsion System | 2 | 10% |
| Service Brakes | 2 | 10% |
| Steering | 2 | 10% |
| Unknown OR Other | 2 | 10% |
| Exterior Lighting | 1 | 5% |
| Power Train | 1 | 5% |
| Service Brakes, Air | 1 | 5% |
| Vehicle Speed Control | 1 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Complaints by incident year
What owners report
“The contact owns a 2021 Toyota Supra. The contact stated that while attempting to start the vehicle the engine did not immediately start and the message regarding a starter malfunction had displayed. The vehicle was later started and driven to the local dealer who diagnosed that the start needed to be replaced. The…”
Electrical System · filed May 26, 2026
“See attached document for complaint. Toyota Motor North America, Inc. has failed or is unable to remedy the safety recall (NHTSA Recall No. 25V-636), issued on 26 September 2025, for my 2021 Toyota Supra within a reasonable period of time. According to the non-dated letter from Toyota, the recall is for a defect in…”
Electrical System · filed Mar 31, 2026
“The contact owns a 2021 Toyota Supra. The contact received notification of NHTSA Campaign Number: 25V636000 (ELECTRICAL SYSTEM); however, the part to do the recall repair was unavailable. The local dealer was contacted, and it was confirmed that the part was not yet available. The contact stated that the manufacturer…”
Electrical System · filed Feb 19, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
81 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2021 Toyota Supra. The 10 most recent:
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 the odor and address this condition. The…
T-SB-0055-24 Rev2 · Service Bulletin/Repair Instructions · issued Jan 7, 2026
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. If these contaminants settle and…
T-SB-0039-24 Rev2 · Service Bulletin/Repair Instructions · 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 to shield the disc brake rotor from…
T-SB-0038-24 Rev2 · Service Bulletin/Repair Instructions · 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 exposed vehicle, especially the horizontal…
T-SB-0035-24 Rev2 · Service Bulletin/Repair Instructions · 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 fallout, and rail contamination. Follow…
T-SB-0061-23 Rev2 · Service Bulletin/Repair Instructions · 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, welding, etc. This type of contamination can…
T-SB-0062-23 Rev2 · Service Bulletin/Repair Instructions · issued Dec 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 the odor and address this condition. The…
T-SB-0055-24 Rev1 · Service Bulletin/Repair Instructions · 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 the odor and address this condition. The…
T-SB-0055-24 Rev1 · Service Bulletin/Repair Instructions · issued Jul 29, 2024
Technical instructions for limited-service campaign 24td04 data comunication module (dcm) update certain 2020 - 2023 supra
24TD04 · Service Bulletin/Repair Instructions · issued Jul 17, 2024
Due to incorrect software in the Data Communication Module (DCM) in your vehicle, the DCM cannot connect to the 4G cellular service. Therefore, after the 3G cellular service was sunset, voice communication with service…
24TD04 · Service Campaign · issued Jul 17, 2024
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2021 Toyota Supra has 5 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2021 Toyota Supra?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.