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What 228 owners told NHTSA about the 2015 Toyota Sienna

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (228)Crash / fire / injury (26)Body & structure (60)Electrical system (44)Brakes (18)Engine (14)Wheels (14)Transmission & drivetrain (12)Steering (11)Airbags (9)Seat belts (8)Suspension (8)

4 of 228 complaints match · Engine · crash/fire/injury only · clear filters

May 12, 2025EngineFire

My engine caught on fire. We had seconds to get out prior to it engulfing in flames. Fire department had to extinguish. Not sure what caused it. The entire vehicle caught on fire. There was an engine light warning I had the vehicle repaired but the warning light was not cleared

NHTSA ODI 11660309

Mar 31, 2017EngineFire2 injuries

TL* THE CONTACT OWNS A 2015 TOYOTA SIENNA. WHILE STATIONARY, THE VEHICLE CAUGHT FIRE WITHOUT WARNING. THE CONTACT STATED THAT SMOKE CAME FROM THE ENGINE COMPARTMENT AND FLAMES EMERGED DIRECTLY AFTERWARD. A POLICE REPORT WAS FILED. THE FIRE DEPARTMENT EXTINGUISHED THE FIRE. THE CONTACT'S TWO CHILDREN RECEIVED MEDICAL TREATMENT FOR SMOKE INHALATION. THE CONTACT STATED THAT THE VEHICLE HAD AN OPEN RECALL PER NHTSA CAMPAIGN NUMBER: 16V858000 (STRUCTURE). THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 42,000.

NHTSA ODI 10969725

Jan 17, 2017Electrical systemEngineFire

TL* THE CONTACT OWNS A 2015 TOYOTA SIENNA. WHILE DRIVING UP A HILL, SMOKE ENTERED THE VEHICLE AND FLAMES APPEARED UNDER THE HOOD. THE CONTACT WAS ABLE TO EXIT THE VEHICLE. THE FIRE EXTINGUISHED ON ITS OWN, BUT THE VEHICLE WAS DAMAGED EXTENSIVELY. THE VEHICLE WAS TOWED TO A REPAIR SHOP AND A COLLISION CENTER TO REPAIR THE DAMAGES. THE MANUFACTURER TOWED THE VEHICLE TO A DEALER. THE CAUSE OF THE FAILURE WAS NOT DETERMINED. THE VIN AND FAILURE MILEAGE WERE NOT AVAILABLE. UPDATED 03/15/17*LJ *CN

NHTSA ODI 10945819

Oct 26, 2016EngineFire

TL* THE CONTACT OWNS A 2015 TOYOTA SIENNA. WHILE DRIVING 55 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE CONTACT SMELLED A BURNING ODOR FROM THE VEHICLE AND CALLED A TOW COMPANY TO TOW THE VEHICLE TO HIS RESIDENCE. THE VEHICLE WAS TOWED TO AN AUTHORIZED DEALER WHERE THE CONTACT WAS INFORMED THAT THE ENGINE HAD CAUGHT FIRE. THE ENGINE WAS NOT REPLACED; HOWEVER, REPAIRS WERE MADE TO THE FAULTY ENGINE. THE FAILURE MILEAGE WAS 12,000. THE VIN WAS NOT AVAILABLE.

NHTSA ODI 10919045

Working with the data? Download all 228 complaints as CSV · fetched from NHTSA July 19, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2015 Toyota Sienna verdict →