Most common 2021 Toyota Highlander Hybrid problems
Share of the 15 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Toyota Highlander Hybrid complaints by model year
Best Highlander Hybrid years: 2017, 2011, 2013. Years to avoid: 2021, 2010, 2006, 2008, 2007. Compare all years →
2021 Toyota Highlander Hybrid recalls (4)
Seats › Mid/rear assembly › Recliner
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2021-2025 Highlander and Highlander Hybrid vehicles. The second-row seat backs may fail to lock into position during seat back adjustment.
Remedy: Dealers will replace the return springs in the seat back recliner assemblies, free of charge. Owner letters were mailed September 9, 2026. This is a phased recall.
Air bags › Sensor › Occupant classification
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2020-2021 Avalon, Avalon Hybrid, Corolla, Highlander, Highlander Hybrid, RAV4, RAV4 Hybrid, Lexus ES350, Lexus RX350, Lexus RX450H, 2021 Sienna Hybrid, Lexus ES250, 2020-2022 Camry, Camry Hybrid, and ES300H vehicles.
Remedy: Dealers will inspect and replace the sensor as necessary, free of charge. Interim letters notifying owners of the safety risk were mailed in February 2024. Some final remedy owner letters were mailed October 31, 2024.
Structure › Body › Bumpers
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2020-2023 Highlander & Highlander Hybrid vehicles. During normal vehicle operation, minor impact to the front lower bumper cover may result in the cover coming loose or detaching.
Remedy: Dealers will repair or replace the upper and lower front bumper covers as necessary, free of charge. Owner letters were mailed April 22, 2024. Owners may contact Toyota customer service at 1-800-331-4331.
Electronic stability control (ESC) › Control module › Software
Toyota Engineering & Manufacturing (Toyota) is recalling certain 2022 Lexus LX 600, Lexus NX 350h, Lexus NX 450h+, Toytoa RAV4 Hybrid, 2021-2022 Lexus LS 500h, Toyota Mirai, RAV4 PRIME, Sienna, Venza, and 2020-2022 Toyota Highlander Hybrid vehicles.
Remedy: Dealers will update the Skid Control ECU software, free of charge. Owner notification letters were mailed May 27, 2022. Owners may contact Toyota customer service at 1-800-331-4331.
NHTSA defect investigations
Federal safety investigators have looked into a possible defect involving the 2021 Toyota Highlander Hybrid:
Pedestrian alert sounds
NHTSA received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at NHTSA.gov under ODI Number 11486072. FMVSS 141 establishes performance requirements for pedestrian alert sounds for motor vehicles.
What 2021 Toyota Highlander Hybrid owners say
Air bags
The contact owns a 2021 Toyota Highlander Hybrid. The contact received notification of NHTSA Campaign Number: 23V865000 (Air Bags); however, the part to do the recall repair was not yet available. The contact stated while driving at undisclosed speeds, the master warning light remained illuminated. The vehicle was taken to a local dealer for routine service; however, the vehicle was not repaired. Additionally, the contact stated that after being informed by the local dealer that the vehicle was repaired, it was discovered that the master warning light was still illuminated. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the failure. The failure mileage was approximately 31,000. VIN tool confirms parts not available.
The contact owns a 2021 Toyota Highlander Hybrid. The contact stated that the vehicle was taken to the dealer to be repaired NHTSA Campaign Number: 23V865000 (Air Bags); and the vehicle was partially repaired. Additionally, the contact was informed that the air bag sensor had been deactivated until the recall repair was completed. The contact stated that after calling the dealer for two weeks, the recall repair still had not been completed. The manufacturer was made aware of the failure but provided no assistance. The contact was advised to contact the dealer for assistance. The contact had not experienced a failure. VIN tool showed no open recall.
Body & structure
The contact's mother owns a 2021 Toyota Highlander Hybrid. The contact stated while driving 70 MPH out of town, another driver informed the contact that the front bumper had detached. The contact pulled over to the side of the road and inspected the vehicle. The contact continued driving to the destination. The vehicle was taken to the dealer, where the contact was referred to an autobody repair shop. The vehicle was taken to the autobody repair shop, where the repair was performed ineffectively. The contact later received notification of NHTSA Campaign Number: 23V720000 (Structure). The vehicle was taken to the dealer, where the recall repair was performed. The vehicle was repaired. The manufacturer was notified of the failure and denied reimbursement for the repairs performed by the autobody repair shop because the failure occurred prior to the recall. …
The contact owns a 2021 Toyota Highlander Hybrid. The contact stated that the hatchback failed to open completely. The vehicle was taken to the dealer, and the dealer recommended that the hatchback motor be replaced. The vehicle was not repaired. The manufacturer was notified of the failure and informed the contact that the VIN was not included in a related recall. The failure mileage was approximately 50,000.
2021 Toyota Highlander Hybrid engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 2.5L 4-cyl hybrid | CVT | FWD | 36 / 35 / 36 |
EPA ratings. Class: Small SUV.
Frequently asked questions
Is the 2021 Toyota Highlander Hybrid a good car?
Based on 15 owner complaints filed with NHTSA, the 2021 Highlander Hybrid rates use caution: 2.1× as many complaints as a typical year of the Highlander Hybrid at the same age. It is one of the Highlander Hybrid years we suggest avoiding. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 2021 Toyota Highlander Hybrid?
The air bags — 8 complaints, 53% of all complaints for this model year. Next are the body & structure (4) and fuel & propulsion system (2).
How many recalls does the 2021 Toyota Highlander Hybrid have?
There are 4 recalls for the 2021 Toyota Highlander Hybrid, the most recent from March 5, 2026 (recliner). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
What are the best and worst years of the Toyota Highlander Hybrid?
The best years by complaints, compared at the same age, are 2017, 2011 and 2013. Years to avoid or approach with caution: 2021, 2010, 2006, 2008 and 2007. See the full Toyota Highlander Hybrid years comparison.
At what mileage do 2021 Toyota Highlander Hybrid problems happen?
The median mileage reported in complaints is about 27,000 miles; 71% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.