Problems · NHTSA complaints

2019 Toyota Highlander Hybrid problems

Owners filed 6 complaints about the 2019 Toyota Highlander Hybrid with NHTSA between Feb 2019 and Mar 2025. The most-cited component is engine and engine cooling (1).

Complaints
6
Filed with NHTSA
Crashes
0
Reported by owners
Fires
0
Reported by owners
Injuries
0
People reported injured
Deaths
0
Reported to NHTSA
01 —By component

Complaints by component

One complaint can cite several components
  1. Engine and engine cooling1
  2. Suspension1
  3. Engine1
  4. Forward collision avoidance1
  5. Hybrid propulsion system1
  6. Visibility1
  7. Other / unknown2

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.

Data from NHTSA Complaints API · synced Nov 11, 2026NHTSA vehicle page
02 —Trend

When complaints were filed

Does it get worse with age? Complaints per calendar year filed
View as table
Model yearComplaints filed per calendar year
20193
20200
20211
20221
20230
20240
20251

Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.

03 —Owner reports

Top problems in owners’ words

Verbatim from NHTSA complaints, newest first

Engine and engine cooling

1 report
“The contact owns a 2019 Toyota Highlander Hybrid. The contact stated that while driving at various speeds, there was an oil leak coming from the upper oil pan. No warning light was illuminated. The vehicle was taken to a local dealer, where the dealer attempted to repair the leak with a seal. The failure reoccurred. The vehicle was taken back to the same local dealer where an oil pan bolt was replaced; however, the failure persisted. The manufacturer was contacted. The vehicle was taken to another local dealer, Nalley Toyota of Roswell (11130 Alpharetta Hwy, Roswell, GA 30076), and was repaired, and the gaskets were sealed to the upper and lower oil pan. The vehicle was repaired; however, the failure persisted. The vehicle was taken back and remained with a second local dealer for additional repairs. The failure mileage was approximately 3,033.”
Owner complaint to NHTSAFiled Mar 19, 2025Engine and engine coolingODI 11649195

Suspension

1 report
“The contact owns a 2019 Toyota Highlander Hybrid. The contact stated while driving 5 MPH, he heard abnormal knocking sounds coming from the rear of the vehicle. There was no warning light illuminated. The vehicle was taken to the dealer where it was diagnosed that the rear shocks failed and were leaking hydraulic fluid. Additionally, the dealer diagnosed that the rear control arms had failed. The vehicle was not repaired. The dealer informed the contact that he had to pay out of pocket for the repair and also that the vehicle had exceeded the warranty mileage coverage. The manufacturer was notified of the failure through voicemail message. The failure mileage was approximately 50,000.”
Owner complaint to NHTSAFiled Sep 30, 2022SuspensionODI 11487201

Engine

1 report
“TL* THE CONTACT OWNS A 2019 TOYOTA HIGHLANDER HYBRID. THE CONTACT STATED WHILE DRIVING 25 MPH, THE VEHICLE LOSS MOTIVE POWER AND DECELERATED. THE CHECK ENGINE WARNING LIGHT, HYBRID SYSTEM MALFUNCTION WARNING LIGHT, AND PRE-COLLISION SYSTEM WARNING LIGHT WERE ILLUMINATED. THE VEHICLE WAS TAKEN TO EXECUTIVE MOTORS LTD (AUTOMALL GROUP - SHIRLEY ST, NASSAU, BAHAMAS, 1-242-397-1700) TO BE DIAGNOSED. THE CONTACT WAS INFORMED THAT THE FUEL RAIL PRESSURE SENSOR NEEDED TO BE REPLACED. THE VEHICLE WAS NOT YET REPAIRED. THE CONTACT RELATED THE FAILURE TO NHTSA CAMPAIGN NUMBER: 20V682000 (FUEL SYSTEM, GASOLINE) HOWEVER, THE VIN WAS NOT INCLUDED. THE MANUFACTURER WAS NOT INFORMED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 9,655.”
Owner complaint to NHTSAFiled Apr 29, 2021Engine, Forward collision avoidance, Hybrid propulsion systemODI 11414436

Forward collision avoidance

1 report

Hybrid propulsion system

1 report

Visibility

1 report
“TL* THE CONTACT OWNS A 2019 TOYOTA HIGHLANDER HYBRID. WHILE THE VEHICLE WAS AT A STOP, THE REAR PASSENGER WINDOW EXPLODED AND SHATTERED THE GLASS WITHOUT IMPACT OR WARNING. THERE WERE NO INJURIES. THE VEHICLE WAS TAKEN TO TEMECULA VALLEY TOYOTA (951-694-0575, LOCATED AT 26631 YNEZ RD, TEMECULA, CA 92591) WHERE THE TECHNICIAN TOOK A PICTURE OF THE SHATTERED WINDOW AND STATED THAT THE FAILURE WAS CAUSED BY AN EXTERNAL OBJECT. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND DID NOT ASSIST. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 6,800. *AS”
Owner complaint to NHTSAFiled May 24, 2019VisibilityODI 11209712
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 11, 2026

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.