AutoUtility currently tracks 230 official NHTSA owner defect complaints for the 2015 Toyota Sienna. Body & Structure issues are the most frequently reported category, appearing in 64 complaints (27.8% of submitted records). Among these NHTSA complaint records, 17 filings cite a crash, 7 cite a fire, 13 report one or more injuries.
- • Total NHTSA Complaints: 230 reports
- • #1 Reported Problem Area: Body & Structure (64 reports • 27.8% of submitted complaints)
- • Secondary Problem Areas: Electrical System (44), Brakes & Traction Control (21)
- • Crash-Citing Complaints: 17 filings
- • Fire-Citing Complaints: 7 filings
- • Complaints Reporting Injuries / Fatalities: 13 injury filings • 0 fatality filings
Most Reported Problems for 2015 Toyota Sienna
Top automotive subsystem defect categories ranked by unique owner complaint volume in federal records
Body & Structure
NHTSA records list 3 official safety recall campaigns for this model year involving the same broad component area:
- Campaign #16V858000 STRUCTURE:BODY:DOOR
- Campaign #15V240000 STRUCTURE:BODY:ROOF AND PILLARS
- Campaign #15V236000 STRUCTURE:BODY:ROOF AND PILLARS
Electrical System
Brakes & Traction Control
NHTSA records list 2 official safety recall campaigns for this model year involving the same broad component area:
- Campaign #19V553000 SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
- Campaign #19V410000 SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
Air Bags & Restraints
NHTSA records list 1 official safety recall campaign for this model year involving the same broad component area:
- Campaign #14V757000 AIR BAGS:SIDE/WINDOW
Wheels & Tires
Recent NHTSA Owner Reports for 2015 Toyota Sienna
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"Component Failed & Availability: The engine on my 2015 Toyota Sienna (99,000 miles) catastrophically failed and is completely seized. The vehicle and engine are in my possession and are fully available for physical inspection. Safety Risk: The vehicle shut down completely while in motion, causing..."
"I am submitting this complaint to request that the National Highway Traffic Safety Administration (NHTSA) document and evaluate what may be a broader defect affecting certain Toyota Sienna vehicles and determine whether it presents a potential safety-related defect trend. My 2015 Toyota Sienna was..."
"I have requested urgent warranty evaluation regarding two Kumho Solus TA51a tires installed on my Toyota Sienna (Model: Kumho Solus TA51a, Size: 235/60R17 102H, DOT: 1824) Both front tires are exhibiting abnormal tread chunking and visible surface shredding. The tires are relatively new (purchased..."
"My 2015 Toyota Sienna has “Sticky” steering. When on a curve, like an highway curved ramp, the steering locks in place. I have to pull the steering wheel back to keep the car on track. When it sticks I can literally let go on a curve and it will hold it’s position. Even when driving straight this..."
"Rain water leaking into the parked vehicle on the driver and passenger seat belts, potentially weakening the belts and creating odor."
Complaint History for Toyota Sienna
Reported defect complaint volume across sibling model years (2015–2026)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2015 Toyota Sienna Current Page | 230 | 17 | 6 | Current |
| 2016 Toyota Sienna | 75 | 7 | 5 | View 2016 Problems → |
| 2017 Toyota Sienna | 152 | 13 | 10 | View 2017 Problems → |
| 2018 Toyota Sienna | 69 | 5 | 7 | View 2018 Problems → |
| 2019 Toyota Sienna | 45 | 2 | 7 | View 2019 Problems → |
| 2020 Toyota Sienna | 37 | 0 | 2 | View 2020 Problems → |
| 2021 Toyota Sienna | 37 | 0 | 4 | View 2021 Problems → |
| 2022 Toyota Sienna | 15 | 1 | 4 | View 2022 Problems → |
| 2023 Toyota Sienna | 66 | 8 | 2 | View 2023 Problems → |
| 2024 Toyota Sienna | 65 | 5 | 3 | View 2024 Problems → |
| 2025 Toyota Sienna | 264 | 2 | 5 | View 2025 Problems → |
| 2026 Toyota Sienna | 0 | 0 | 0 | View 2026 Problems → |
Detailed NHTSA Component Breakdown for 2015 Toyota Sienna
Complete distribution of consumer defect reports across all 54 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Reported Injury Entries | Reported Fatality Entries |
|---|---|---|---|---|---|
| Structure & Body NHTSA category: STRUCTURE | 49 | 0 | 0 | 0 | 0 |
| Other / Uncategorized NHTSA category: UNKNOWN OR OTHER | 29 | 0 | 0 | 0 | 0 |
| Electrical System NHTSA category: ELECTRICAL SYSTEM | 21 | 0 | 3 | 0 | 0 |
| Engine NHTSA category: ENGINE | 9 | 0 | 3 | 2 | 0 |
| Powertrain NHTSA category: POWER TRAIN | 9 | 2 | 0 | 0 | 0 |
| Service Brakes NHTSA category: SERVICE BRAKES | 9 | 1 | 0 | 2 | 0 |
| Wheels & Hubs NHTSA category: WHEELS | 9 | 0 | 0 | 0 | 0 |
| Air Bags NHTSA category: AIR BAGS | 7 | 5 | 0 | 7 | 0 |
| ELECTRICAL SYSTEM,STRUCTURE | 7 | 0 | 0 | 1 | 0 |
| Fuel & Propulsion System NHTSA category: FUEL/PROPULSION SYSTEM | 5 | 0 | 0 | 0 | 0 |
| Seat Belts NHTSA category: SEAT BELTS | 5 | 0 | 0 | 0 | 0 |
| Steering NHTSA category: STEERING | 5 | 0 | 0 | 0 | 0 |
| Doors, Latches & Locks NHTSA category: LATCHES/LOCKS/LINKAGES | 4 | 0 | 0 | 0 | 0 |
| CHILD SEAT | 3 | 2 | 0 | 10 | 0 |
| ELECTRICAL SYSTEM,ENGINE | 3 | 0 | 1 | 0 | 0 |
| ELECTRICAL SYSTEM,UNKNOWN OR OTHER | 3 | 1 | 0 | 0 | 0 |
| EXTERIOR LIGHTING | 3 | 1 | 0 | 0 | 0 |
| Tires NHTSA category: TIRES | 3 | 0 | 0 | 0 | 0 |
| Visibility & Wipers NHTSA category: VISIBILITY/WIPER | 3 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,EXTERIOR LIGHTING | 2 | 0 | 0 | 0 | 0 |
| ELECTRONIC STABILITY CONTROL (ESC) | 2 | 0 | 0 | 0 | 0 |
| Seats & Restraints NHTSA category: SEATS | 2 | 0 | 0 | 0 | 0 |
| STEERING,ELECTRICAL SYSTEM | 2 | 0 | 0 | 0 | 0 |
| STEERING,SUSPENSION,UNKNOWN OR OTHER | 2 | 1 | 0 | 1 | 0 |
| STRUCTURE,UNKNOWN OR OTHER | 2 | 0 | 0 | 0 | 0 |
| Suspension NHTSA category: SUSPENSION | 2 | 1 | 0 | 0 | 0 |
| Vehicle Speed Control NHTSA category: VEHICLE SPEED CONTROL | 2 | 1 | 0 | 3 | 0 |
| VISIBILITY,VISIBILITY/WIPER | 2 | 0 | 0 | 0 | 0 |
| AIR BAGS,SEAT BELTS,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| CHEST CLIP, BUCKLE, HARNESS | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,ELECTRONIC STABILITY CONTROL (ESC),SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,SEATS | 1 | 0 | 0 | 1 | 0 |
| ELECTRICAL SYSTEM,SERVICE BRAKES,ENGINE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,SERVICE BRAKES,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,UNKNOWN OR OTHER,SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| ELECTRONIC STABILITY CONTROL (ESC),SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| ENGINE,FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| EQUIPMENT,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,VEHICLE SPEED CONTROL,ENGINE | 1 | 0 | 0 | 0 | 0 |
| SEAT BELTS,STRUCTURE,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| SEAT BELTS,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| SERVICE BRAKES, HYDRAULIC,AIR BAGS | 1 | 1 | 0 | 1 | 0 |
| SERVICE BRAKES, HYDRAULIC,EXTERIOR LIGHTING | 1 | 0 | 0 | 0 | 0 |
| SERVICE BRAKES,ENGINE | 1 | 0 | 0 | 0 | 0 |
| STEERING,SUSPENSION | 1 | 1 | 0 | 0 | 0 |
| STEERING,WHEELS,ELECTRONIC STABILITY CONTROL (ESC) | 1 | 0 | 0 | 0 | 0 |
| STRUCTURE,LATCHES/LOCKS/LINKAGES | 1 | 0 | 0 | 0 | 0 |
| SUSPENSION,POWER TRAIN,ELECTRICAL SYSTEM | 1 | 0 | 0 | 0 | 0 |
| SUSPENSION,POWER TRAIN,WHEELS | 1 | 0 | 0 | 0 | 0 |
| SUSPENSION,WHEELS | 1 | 0 | 0 | 0 | 0 |
| TIRES,WHEELS | 1 | 0 | 0 | 0 | 0 |
| UNKNOWN OR OTHER,FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| Visibility / Glass NHTSA category: VISIBILITY | 1 | 0 | 0 | 0 | 0 |
| WHEELS,SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
The complaint records on this page are retrieved directly from the NHTSA Office of Defects Investigation (ODI) public database.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.