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

2001 vs 2002 TOYOTA PRIUS

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 299 months on market for each model year

Exposure window calculated through Aug 22, 2026

Age-matched reports

▲ 8.2% more reports in the equal exposure window

2001 147 complaints 2002 159 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 2001 share 2002 share Share change
STEERING 26.5% 46.5% ▲ 20.0 pts larger share
VEHICLE SPEED CONTROL 12.2% 4.4% ▼ 7.8 pts smaller share
ENGINE 11.6% 5.0% ▼ 6.5 pts smaller share
ELECTRICAL SYSTEM 13.6% 8.8% ▼ 4.8 pts smaller share
FUEL SYSTEM 5.4% 2.5% ▼ 2.9 pts smaller share
SERVICE BRAKES 7.5% 10.1% ▲ 2.6 pts larger share
WHEELS 2.0% not reported ▼ 2.0 pts smaller share
POWER TRAIN 3.4% 5.0% ▲ 1.6 pts larger share
AIR BAGS 0.7% 1.9% ▲ 1.2 pts larger share
TIRES 6.8% 5.7% ▼ 1.1 pts smaller share
STRUCTURE 1.4% 0.6% ▼ 0.7 pts smaller share
SEAT BELTS not reported 0.6% ▲ 0.6 pts larger share
VISIBILITY not reported 0.6% ▲ 0.6 pts larger share
EXTERIOR LIGHTING 1.4% 1.9% ▲ 0.5 pts larger share
SUSPENSION 3.4% 3.8% ▲ 0.4 pts larger share
UNKNOWN OR OTHER 41.5% 36.5% ▼ 5.0 pts smaller share

NHTSA Safety Recalls recalls · snapshot 2026-08-22

Recall campaigns

2001 3

Campaign components: STEERING

2002 2

Campaign components: STEERING

NHTSA Consumer Complaints complaints · snapshot 2026-08-21

Safety signals

◆ Fires
3 → 4
◆ Injuries
5 → 11