NHTSA FEDERAL EVIDENCE AUDITAudited: 2026-08-24

2019 Toyota Highlander Common Problems & Defect Telemetry

Authoritative defect intelligence synthesized from 472 verified NHTSA owner complaints, 3 federal safety recalls, and interquartile failure mileage telemetry.

Data Grade: HIGH113 Odometer Verified EntriesMethodology
Executive AI Defect Summary

The 2019 Toyota Highlander receives a 5.9/10 MazicBay Reliability Index based on 472 verified NHTSA federal complaints and 3 safety recalls. The primary reported failure mode is Transmission Hesitation, Hard Shifting & Slipping Reports with a median failure point at 81,000 miles (IQR: 62,25099,375 mi). Out-of-warranty repairs benchmark at $1,400 – $3,800 .

Toyota Highlander PlatformToyota Highlander Series
DLC Port: Under driver steering column near kick panel

*Representative vehicle platform imagery. Body styling varies across generations.

MazicBay Reliability Index
5.9 / 10

21.5 complaints / 10k sold

NHTSA Owner Complaints
472

Verified US federal records

Safety Severity Grade
Critical Risk

Crash, fire & stall audit

Federal Safety Recalls
3

3 Active / Free Remedies

Switch Highlander Model Year (2014–2025)
Defect Clustering

Top Reported Problem Clusters (7)

Ranked by NHTSA Complaint Frequency
#1 TRANSMISSION & DRIVETRAINCritical Severity89% Match Confidence

Transmission Hesitation, Hard Shifting & Slipping Reports

215
Federal Complaints
Failure Mileage (Median):81,000 milesIQR: 62,25099,375 mi
Estimated Repair Cost:$1,400 – $3,800 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Hard gear shifts / delayed engagement into Drive/Reverse
  • Transmission shudder / jerking under acceleration
  • Transmission slipping between gears
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11756369 • Filed: 08/11/2026

UA8OF transmission went. Vehicle was making whining noise when purchased and was told was normal. Driving the car as normal when traveling through intersection when car would not drive.

ODI #11754310 • Filed: 08/02/2026

My 2019 Toyota Highlander has the same UA80 transmission that Toyota was required to fix under CUSTOMER SUPPORT PROGRAM ZJC, which covers 2017-2018, the transmission has the same whining noise and shifting issues. Toyota must accept responsibility for their manufacturing error...

ODI #11753890 • Filed: 07/30/2026Odometer: 110,471 mi

In April of 2026 started hearing a whining noise in the engine of my 2019 Toyota Highlander. The vehicle has 110471 miles. Have had it checked at the dealership twice and a mechanic twice. All have said the transmission is going out. I have had the transmission fluid replaced,...

#2 ENGINE & COOLINGCritical Severity79% Match Confidence

Engine Stalling, Oil Consumption & Cooling Defect Reports

134
Federal Complaints
Failure Mileage (Median):80,000 milesIQR: 36,00098,000 mi
Estimated Repair Cost:$950 – $3,200 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Engine sudden stall / hesitation while driving
  • Abnormal oil burning / consumption
  • Check Engine Light (MIL) flashing
  • Engine overheating / coolant loss
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11753890 • Filed: 07/30/2026Odometer: 110,471 mi

In April of 2026 started hearing a whining noise in the engine of my 2019 Toyota Highlander. The vehicle has 110471 miles. Have had it checked at the dealership twice and a mechanic twice. All have said the transmission is going out. I have had the transmission fluid replaced,...

ODI #11751157 • Filed: 07/17/2026

I am writing to formally document a series of unresolved mechanical issues with my vehicle, culminating in a complete transmission failure, and to request assistance in resolving this matter. The timeline of events is detailed below: *Winter 2024: I first noticed a persistent ...

ODI #11749690 • Filed: 07/11/2026Odometer: 125,000 mi

The car is was a 2019 Toyota Highlander with approximately 125,000 miles. White Smoke started appearing in the exhaust. Quickly after that, the check engine light appeared and started blinking, meaning the engine was misfiring. We brought to the dealership, and they found that...

#3 FUEL SYSTEM & INJECTIONCritical Severity71% Match Confidence

Fuel Pump Pressure Loss & Fuel Delivery Defect Reports

72
Federal Complaints
Failure Mileage (Median):25,250 milesIQR: 13,25066,000 mi
Estimated Repair Cost:$650 – $1,250 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Sudden loss of propulsion power at highway speeds
  • Extended engine cranking / failure to restart
  • Fuel odor near fuel tank / engine bay
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11741155 • Filed: 05/31/2026

I am filing this safety complaint regarding a known defect in my 2019 Toyota Highlander Hybrid related to the high-pressure fuel system. My vehicle triggered a Check Engine Light with Diagnostic Trouble Code P107B - Fuel Rail Pressure Sensor ‘B’ Circuit Range/Performance. This...

ODI #11738304 • Filed: 05/16/2026Odometer: 150,000 mi

Vehicle has experienced sudden stalling while driving and an intermittent Check Engine Light with Diagnostic Trouble Code (DTC) P107B — Fuel Rail Pressure Sensor “B” Circuit Range/Performance. This is the exact condition covered by Toyota Technical Service Bulletins T-SB-0050-...

ODI #11655662 • Filed: 04/20/2025

While driving my Hybrid System Malfunction, check AWD, check engine, and Pre-Collision System Malfunction all came on simultaneously, it also said to put in P. It wouldn’t accelerate so I had to have it towed to the dealer since it had only been 3 days since I bought it. It wa...

#4 ELECTRICAL SYSTEM & BATTERYCritical Severity86% Match Confidence

Electrical Parasitic Drain, Infotainment & Harness Reports

69
Federal Complaints
Failure Mileage (Median):20,500 milesIQR: 14,92285,250 mi
Estimated Repair Cost:$280 – $850 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Unexplained battery drain after sitting overnight
  • Infotainment display / instrument cluster blackouts
  • Accessory malfunction / alternator fault warnings
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11747050 • Filed: 06/28/2026

Since October 2025 I have had intermittent issues where the car battery suddenly loses power when driving. I have had to pull over on highway medians and shoulders. A few seconds before it loses power, multiple dash alerts go off: pre-collision malfunction, hybrid system malfu...

ODI #11739522 • Filed: 05/22/2026

My 2019 Toyota Highlander has taken on water from a leaking Panoramic Sunroof. Both times the dealership ran it through a car wash and it did not leak after cleaning the sun roof drains. Took my car in on 5/4/2026 after a thunderstorm and they cleaned (Tom O’Brien Toyota) the ...

ODI #11738304 • Filed: 05/16/2026Odometer: 150,000 mi

Vehicle has experienced sudden stalling while driving and an intermittent Check Engine Light with Diagnostic Trouble Code (DTC) P107B — Fuel Rail Pressure Sensor “B” Circuit Range/Performance. This is the exact condition covered by Toyota Technical Service Bulletins T-SB-0050-...

#5 BRAKING SYSTEM & ABSCritical Severity75% Match Confidence

Service Brakes, ABS Actuator & Master Cylinder Reports

41
Federal Complaints
Failure Mileage (Median):64,000 milesIQR: 47,50077,675 mi
Estimated Repair Cost:$350 – $1,100 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Spongy or hard brake pedal travel
  • ABS / Brake warning light illuminated
  • Extended stopping distance / pedal vibration
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11734722 • Filed: 04/29/2026Odometer: 25,000 mi

This vehicle safety complaint is regarding my 2019 Toyota Highlander XLE, VIN ... . A Toyota-authorized dealership, Sansone Toyota in Avenel, New Jersey, documented that the front driver axle is prone to freezing in the differential. This is a serious safety concern because if...

ODI #11728320 • Filed: 03/31/2026

My Wife drove to work yesterday with no issues. After her shift she stops at the local gas station by her job, she puts the car in park but the car continues to roll forward( as if it was in neutral). Applies the brake and puts the E-brake on(car is now stationary). Puts in so...

ODI #11702125 • Filed: 11/30/2025

Issue 1: I reported transmission issued to the dealership/service center where I purchased the car. They assured me its just the electronic transmission trying to find the right gear while driving. Continued to complaint about the jerks and shifting. Dealer warranty expired, t...

#6 STEERING & SUSPENSIONCritical Severity68% Match Confidence

Electric Power Steering Assist & Suspension Noise Reports

34
Federal Complaints
Failure Mileage (Median):20,500 milesIQR: 8,90058,350 mi
Estimated Repair Cost:$450 – $1,400 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Sudden loss of electric power steering assist
  • Steering wheel pull or highway wander
  • Clunking / knocking noise over bumps
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11735861 • Filed: 05/05/2026

Around Halloween 2025 my Toyota’s Transmission started slipping. I called a few places and no one except Toyota would address the issue except a local shop in ... , Ridge Auto Repair who after checking out the vehicle said they can’t repair it because the parts are not availab...

ODI #11734722 • Filed: 04/29/2026Odometer: 25,000 mi

This vehicle safety complaint is regarding my 2019 Toyota Highlander XLE, VIN ... . A Toyota-authorized dealership, Sansone Toyota in Avenel, New Jersey, documented that the front driver axle is prone to freezing in the differential. This is a serious safety concern because if...

ODI #11712359 • Filed: 01/21/2026

On Monday December 15, 2025 our transmission failed as we began to drive up a small grade in between two sets of railroad tracks at the intersection of Cary, Ushers and Coons Crossing Road in the county of Saratoga, NY. If it had failed on one of the two sets of tracks it may ...

#7 AIRBAGS & SAFETY RESTRAINTSCritical Severity75% Match Confidence

Airbag Occupant Detection & Inflator Defect Reports

28
Federal Complaints
Failure Mileage (Median):55,000 milesIQR: 55,00055,000 mi
Estimated Repair Cost:$400 – $1,200 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • SRS Airbag warning lamp illuminated
  • Passenger occupant classification sensor failure
  • Seat belt retractor lockup
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11743516 • Filed: 06/11/2026

The rear air conditioning refrigerant lines on a 2019 Toyota Highlander SE failed due to excessive rust/corrosion, causing the A/C system to leak refrigerant and stop holding a charge. The failure affected the rear A/C lines that run to the rear of the vehicle. The problem was...

ODI #11716891 • Filed: 02/09/2026Odometer: 55,000 mi

While driving down the road about 30mph on a paved road, heard a loud bang from the back. Stopped and inspected. The stability button shot off the door into the door jam, the door panel coming off, and the weather stripping separating from the door. The passenger rear airbag w...

ODI #11693031 • Filed: 10/13/2025

Clog of evaporator box caused water intrusion into vehicle. Water leaked onto Airbag ECU causing malfunction and requiring replacement of Airbag ECU.

Safety Enforcement

Official NHTSA Safety Recalls (3)

100% Free Dealer Repair
NHTSA Campaign #20V682000Reported: 04/11/2020

FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

Summary: Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2018-2019 4Runner, 2019-2020 Avalon, 2019 Corolla Hatchback, 2017-2019 Highlander, 2018-2020 Camry, 2020 Corolla, 2018-2019 Land Cruiser, 2017-2020 Tacoma, 2019-2020 RAV4, 2019-2020 Sequoia, 2017-2020 Sienna, 2019-2020 Tundra, 2018-2020 Lexus ES350, 2017 Lexus GS200t, 2017-2019 Lexus GS350, 2019 Lexus GS300, 2018-2020 Lexus LC500h, 2019-2020 Lexus LS500, 2018-2019 Lexus GX460, 2017 Lexus IS200t, 2019 Lexus IS300, 2019 Lexus IS350, 2018-2020 Lexus LC500, 2018 Lexus LS500, 2019 Lexus LS500h, 2018-2019 Lexus LX570, 2017 Lexus RC200t, 2019 Lexus RC300, RC350, 2017 and 2019-2020 Lexus RX350, 2018-2020 RX350L, 2019 Lexus UX200, 2018-2019 Lexus NX300 vehicles. The low-pressure fuel pump inside the fuel tank may fail.

Safety Consequence: If the fuel pump fails, the engine can stall while driving, increasing the risk of a crash.
Manufacturer Remedy: Toyota will notify owners, and dealers will replace the fuel pump assembly with an improved one, free of charge. Owners of specific models were notified that remedy parts were available starting January 21, 2021. Owners of other models will be notified as remedy parts become available. Remedy parts should be available for all affected vehicles by late March 2021. Owners may contact Toyota customer service at 1-888-270-9371 or Lexus customer service at 1-800-255-3987. Note: This recall is an expansion of recall 20V-012. Toyota's number for this recall is 20TA02. Lexus' number for this recall is 20LA01.
NHTSA Campaign #20V012000Reported: 13/01/2020

FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

Summary: Toyota Motor Engineering & Manufacturing (Toyota) recalled certain 2018-2019 4Runner, Highlander, Camry, Land Cruiser, Sequoia, Sienna, Tacoma and Tundra, and Lexus RC 300, RC 350, GS 350, GX 460, IS 300, LC 500, LS 500, LX 570, RX 350L, and 2019 Toyota Avalon and Corolla, and certain Lexus NX 300, and ES 350 vehicles on January 13, 2020. On March 4, 2020, Toyota expanded the recall to include certain 2014-2015 Toyota 4Runner and Land Cruiser, 2018 Avalon, Corolla, 2014 FJ Cruiser, 2017 Sienna and Lexus 2018 ES 350, 2018-2019 GS 300, 2013-2014 GS350, 2014-2015 GX 460, IS 350 and LX 570, 2014 IS F, 2018-2019 IS 350, LC 500H and LS 500H, 2013-2015 LS 460, 2015 NX 200T and RC350, 2017 RC 200T and RX 350. Toyota also removed the 2018-2019 Toyota 4Runner and Land Cruiser and 2018-2019 Lexus GX 460 and LX 570 and 2019 NX300 from inclusion in this recall. On March 19, 2020, Toyota expanded the recall to include 2015 Lexus GS350 vehicles. The low-pressure fuel pump inside the fuel tank may fail.

Safety Consequence: If the fuel pump fails, the engine can stall while driving, increasing the risk of a crash.
Manufacturer Remedy: Toyota will notify owners, and dealers will replace the fuel pump, free of charge. The recall began May 4, 2020. Owners may contact Toyota customer service at 1-888-270-9371 or Lexus customer service at 1-800-255-3987. Toyota's numbers for this recall are 20TB02 and 20TA02 for Toyota vehicles and 20LB01 and 20LA01 for Lexus vehicles.
NHTSA Campaign #19V244000Reported: 27/03/2019

EQUIPMENT:OTHER:LABELS

Summary: Gulf States Toyota (GST) is recalling certain 2019 C-HR, 4Runner, Avalon, Avalon Hybrid, Camry, Camry Hybrid, Highlander, Land Cruiser, Prius, RAV4, Sequoia, Tacoma, Sienna, Tundra and Yaris vehicles. The text on the load capacity label may become illegible. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 110, "Tire Selection and Rims."

Safety Consequence: If the driver cannot read the label, they may unknowingly overload the vehicle, increasing the risk of a crash.
Manufacturer Remedy: GST will notify owners, and dealers will provide corrected load carrying capacity modification labels, free of charge. The recall began May 24, 2019. Owners may contact GST customer service at 1-800-444-1074. GST's number for this recall is 19R1.

Pre-Purchase Inspection Checklist for 2019 Toyota Highlander

Before purchasing a used 2019 Toyota Highlander, perform the following targeted inspections based on reported federal defect patterns:

1. Cold Start & Idle Diagnostics

Scan the OBD-II port under the dash for pending freeze-frame codes (e.g. P0300 misfires, P0087 fuel rail pressure, P0420 catalytic efficiency).

2. Transmission Shift Quality Audit

Test vehicle at low-speed stop-and-go and highway merges. Check for delayed reverse engagement or gear shift shudder between 2nd and 3rd gears.

3. Federal Recall Completion Check

Verify that all 3 NHTSA safety recall campaigns have been performed by an authorized dealership using the VIN.

4. Electrical & Infotainment Drain Check

Ensure the instrument cluster, center screen, and auxiliary charging ports operate with stable 12.0V–14.4V alternator voltage.

Frequently Answered Questions

Defect & Reliability Q&A: 2019 Toyota Highlander

Is the 2019 Toyota Highlander a reliable used car?

The 2019 Toyota Highlander earns a 5.9/10 MazicBay Reliability Index based on 472 federal owner reports. Vehicles maintained under factory service schedules exhibit strong longevity past 150,000 miles.

What is the most frequent defect reported on the 2019 Toyota Highlander?

The leading complaint category is Transmission Hesitation, Hard Shifting & Slipping Reports, with a median failure point around 81,000 miles (IQR: 62,25099,375 mi).

Are there free recall repairs available for the 2019 Toyota Highlander?

Yes, the NHTSA records 3 safety recall campaign(s) for this model year. All safety recalls are performed 100% free of charge by authorized franchise dealerships regardless of vehicle warranty status.