There are 3 owner-reported engine complaints for the 2015 Toyota Highlanderin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
TL* THE CONTACT OWNS A 2015 TOYOTA HIGHLANDER. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 55 MPH, THE CHECK ENGINE WARNING LIGHT ILLUMINATED AND THE VEHICLE LOSS MOTIVE POWER AND FAILED TO ACCELERATE AS NEEDED. THE CONTACT INDICATED THAT THE VEHICLE FAILED TO ACCELERATE ABOVE 10 MPH. THE VEHICLE WAS TAKEN TO TOYOTA OF BRAINTREE LOCATED AT 210 UNION ST, BRAINTREE, MA 02184, AND DIAGNOSED WITH A DEFECTIVE ENGINE. THE CONTACT WAS INFORMED THAT THE ENGINE NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 80,000. THE VIN WAS NOT AVAILABLE.
VEHICLE IS BURNING EXCESSIVE AMOUNTS OF OIL.
TL* THE CONTACT OWNS A 2015 TOYOTA HIGHLANDER. WHILE DRIVING APPROXIMATELY 40 MPH, AN ABNORMAL ODOR EMITTED INSIDE THE VEHICLE. THE DRIVER AND PASSENGER SUSTAINED HEADACHES AND SORE THROATS. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE TECHNICIAN STATED THAT AN UNDERCOATING WAS APPLIED TO THE CATALYTIC CONVERTER DURING PRODUCTION THAT EMITTED A CHEMICAL ODOR INSIDE THE VEHICLE. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 5. UPDATED 08/30/16*LJ *CN
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026