Equal-exposure complaint evidence and changes in the reported problem mix

2019 vs 2020 TOYOTA COROLLA

NHTSA Consumer Complaints complaints · snapshot 2026-08-21

Share shifts show how a vehicle's problem mix changed. They do not measure reliability, and complaint counts are not normalized for sales volume.

First 83 months on market for each model year

Exposure window calculated through Aug 22, 2026

Age-matched reports

▲ 78.2% more reports in the equal exposure window

2019 170 complaints 2020 303 complaints

NHTSA Consumer Complaints complaints · snapshot 2026-08-21

Component share shift

Bars start at the neutral midpoint. Left means a smaller share; right means a larger share.

View component share data as a table
Component 2019 share 2020 share Share change
ENGINE 11.7% 31.7% ▲ 20.0 pts larger share
POWER TRAIN 23.0% 8.3% ▼ 14.7 pts smaller share
FUEL SYSTEM 12.8% 4.3% ▼ 8.5 pts smaller share
VEHICLE SPEED CONTROL 6.1% 0.7% ▼ 5.5 pts smaller share
VISIBILITY 0.5% 4.6% ▲ 4.1 pts larger share
AIR BAGS 6.6% 4.3% ▼ 2.3 pts smaller share
SEAT BELTS 4.1% 2.3% ▼ 1.8 pts smaller share
STEERING 3.1% 1.3% ▼ 1.7 pts smaller share
WHEELS not reported 1.7% ▲ 1.7 pts larger share
ELECTRICAL SYSTEM 5.6% 6.9% ▲ 1.3 pts larger share
STRUCTURE 1.0% 2.3% ▲ 1.3 pts larger share
EXTERIOR LIGHTING 2.0% 1.0% ▼ 1.1 pts smaller share
SERVICE BRAKES 4.6% 3.6% ▼ 1.0 pts smaller share
FORWARD COLLISION AVOIDANCE 2.0% 1.3% ▼ 0.7 pts smaller share
BACK OVER PREVENTION not reported 0.7% ▲ 0.7 pts larger share
LANE DEPARTURE 0.5% 0.3% ▼ 0.2 pts smaller share
TIRES 0.5% 0.7% ▲ 0.2 pts larger share
UNKNOWN OR OTHER 25.0% 31.7% ▲ 6.7 pts larger share

NHTSA Safety Recalls recalls · snapshot 2026-08-22

Recall campaigns

2019 5

Campaign components: AIR BAGS, EQUIPMENT, FUEL SYSTEM, GASOLINE, and POWER TRAIN

2020 4

Campaign components: AIR BAGS, FUEL SYSTEM, GASOLINE, and SEAT BELTS

NHTSA Consumer Complaints complaints · snapshot 2026-08-21

Safety signals

◆ Fires
1 → 1
◆ Injuries
15 → 23