Vehicle Data Hub

2021 Toyota Highlander problems

NHTSA has received 665 complaints about the 2021 Toyota Highlander, and 34% of them involve drivetrain & axles. After that come brakes (10%) and body & structure (8%).

At a glance

Complaints
665 filed with NHTSA
Most reported
Drivetrain & axles 34% of complaints
Crashes and fires
30 and 7
Injuries and deaths
32 and 0
Typical mileage
31,000 miles 55 complaints with mileage

Source: NHTSA owner complaints

Where the complaints are

Share of this model year's complaints by the part of the car involved. One complaint can name more than one part, so the shares can add up to more than 100%.

When problems show up

Complaints by mileage, 2021 Toyota Highlander Complaints by odometer reading in 20,000-mile steps. The median is about 31,000 miles. 0k to 20k miles: 24 complaints 20k to 40k miles: 6 complaints 40k to 60k miles: 12 complaints 60k to 80k miles: 7 complaints 80k to 100k miles: 1 complaints 100k to 120k miles: 1 complaints 120k to 140k miles: 3 complaints 140k to 160k miles: 1 complaints 160k to 180k miles: 0 complaints 180k to 200k miles: 0 complaints 200k+ miles: 0 complaints 040k80k120k160k200k miles Typical: 31,000 miles
Based on 55 complaints that include mileage. 76% were reported before 60,000 miles. The amber marker shows the median: half of these complaints happened before that mileage.
View the numbers
MileageComplaints
0k to 20k miles24
20k to 40k miles6
40k to 60k miles12
60k to 80k miles7
80k to 100k miles1
100k to 120k miles1
120k to 140k miles3
140k to 160k miles1
160k to 180k miles0
180k to 200k miles0
200k+ miles0

What the data shows

Among the 55 complaints that report mileage, the typical (median) problem appeared at about 31,000 miles. For drivetrain & axles specifically, the median reported mileage is about 61,000 miles (10 complaints with mileage).

Safety-related details: 30 complaints mention a crash; 7 complaints mention a fire; 32 injuries reported.

Looking only at complaints filed within five years of the model year (so older and newer years are comparable), the 2021 ranks 1st most-complained-about out of 24 model years of the Toyota Highlander with enough data (665 complaints in that window). It is also covered by 4 safety recall campaigns.

What owners wrote

A few complaints as filed, shortened and with personal details removed. The first ones are among the most serious reports for this model year; the rest are typical.

Vehicle had a very loud high pitch whining noise the rapid accelerated I was braking and brakes were not working vehicle screen was flashing Vehicle Malfunction. yes vehicle is available. I could not stop the vehicle I struck three signs and a lady fell down as i was approaching the the building very fast, hit a wrought iron black fence and it fell on a park vehicle and then i hit a park vehicle and it stop i threw it in park. i am not sure.

August 2025 CrashInjury

The contact owns a 2021 Toyota Highlander. The contact received notification of NHTSA Campaign Numbers: 23V720000 (Structure) and 23V865000 (Air Bags) however, the parts to do the recall repairs were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue.

Reported at 55,000 miles, January 2024

The contact owns a 2021 Toyota Highlander. The contact stated while driving at night at approximately 35 MPH, the low-beam headlights appeared to shine directly into the eyes of drivers in the opposite lane. The contact stated that other drivers would flash their high-beam headlights. The contact stated that he had checked at night by observing the low beam lights aiming point and he saw that they appeared to be aimed high. The contact had not taken the vehicle to a local dealer or independent mechanic.

Reported at 20,000 miles, September 2022

Other model years of the Highlander

Best and worst years for the Toyota Highlander