AutoUtility currently tracks 22 official NHTSA owner defect complaints for the 2015 Scion tC. Powertrain & Transmission issues are the most frequently reported category, appearing in 6 complaints (27.3% of submitted records). Among these NHTSA complaint records, 4 filings cite a crash, 3 report one or more injuries.
- • Total NHTSA Complaints: 22 reports
- • #1 Reported Problem Area: Powertrain & Transmission (6 reports • 27.3% of submitted complaints)
- • Secondary Problem Areas: Air Bags & Restraints (5), Visibility, Wipers & Glass (5)
- • Crash-Citing Complaints: 4 filings
- • Fire-Citing Complaints: 0 filings
- • Complaints Reporting Injuries / Fatalities: 3 injury filings • 0 fatality filings
Most Reported Problems for 2015 Scion tC
Top automotive subsystem defect categories ranked by unique owner complaint volume in federal records
Powertrain & Transmission
Air Bags & Restraints
Visibility, Wipers & Glass
Electrical System
Brakes & Traction Control
NHTSA records list 1 official safety recall campaign for this model year involving the same broad component area:
- Campaign #18E091000 SERVICE BRAKES, HYDRAULIC
Recent NHTSA Owner Reports for 2015 Scion tC
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"The contact owns a 2015 Scion TC. The contact stated that the air bag warning light remained continuously illuminated while operating the vehicle. The contact stated that when the air bag warning light was illuminated, the horn was inoperable. The vehicle was not diagnosed or repaired. However, an..."
"Whining noise is heard when the clutch petal is released. Noise is coming from the input shaft bearing. Common failure on this model. Mechanic confirmed that is the issue. If the bearing completely fails could leave the car stranded and cause more damage to other transmission components. No warning..."
"Over the past 4-5 years, 2015 scion tc has had numerous electrical issues. Both driver and passenger electric door locks do not work. Head and tail lamp lights burn out frequently. Seems like a grounding issue? Car failed to start August 2021 due to electrical problems. 3rd party mechanic fixed the..."
"Rear suspension components were loose on vehicle. My car was purchased with rear trd coilovers installed at factory. Suspension components were improperly tightened according to Toyota dealership who serviced my vehicle. Purchased car stock and never had suspension work done in the past. This is..."
"TL* THE CONTACT OWNS A 2015 SCION TC. THE CONTACT STATED THAT WHILE PARKED AND SEATED IN THE VEHICLE, THE CONTACT HEARD AN ABNORMAL SOUND LIKE A SHATTERED GLASS. THE CONTACT EXITED THE VEHICLE AND BECAME AWARE THAT THE CENTER SUN ROOF GLASS HAD SHATTERED. THE CONTACT STATED THAT THE SUN ROOF HAD..."
Complaint History for Scion tC
Reported defect complaint volume across sibling model years (2015–2016)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2015 Scion tC Current Page | 22 | 4 | 3 | Current |
| 2016 Scion tC | 6 | 1 | 3 | View 2016 Problems → |
Detailed NHTSA Component Breakdown for 2015 Scion tC
Complete distribution of consumer defect reports across all 11 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Reported Injury Entries | Reported Fatality Entries |
|---|---|---|---|---|---|
| Air Bags NHTSA category: AIR BAGS | 5 | 3 | 0 | 3 | 0 |
| Powertrain NHTSA category: POWER TRAIN | 5 | 0 | 0 | 0 | 0 |
| Service Brakes NHTSA category: SERVICE BRAKES | 2 | 1 | 0 | 0 | 0 |
| Visibility / Glass NHTSA category: VISIBILITY | 2 | 0 | 0 | 0 | 0 |
| Visibility & Wipers NHTSA category: VISIBILITY/WIPER | 2 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,EXTERIOR LIGHTING,VISIBILITY/WIPER | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,ELECTRICAL SYSTEM,VEHICLE SPEED CONTROL | 1 | 0 | 0 | 0 | 0 |
| Structure & Body NHTSA category: STRUCTURE | 1 | 0 | 0 | 0 | 0 |
| STRUCTURE,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| Suspension NHTSA category: SUSPENSION | 1 | 0 | 0 | 0 | 0 |
| Other / Uncategorized NHTSA category: UNKNOWN OR OTHER | 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.