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

2016 vs 2017 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 119 months on market for each model year

Exposure window calculated through Aug 22, 2026

Age-matched reports

▼ 11.6% fewer reports in the equal exposure window

NHTSA Consumer Complaints complaints · snapshot 2026-08-21

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

View component share data as a table

Component	2016 share	2017 share	Share change
STEERING	0.7%	6.2%	▲ 5.5 pts larger share
VISIBILITY	24.7%	20.0%	▼ 4.7 pts smaller share
ELECTRICAL SYSTEM	4.0%	8.5%	▲ 4.5 pts larger share
FUEL SYSTEM	2.0%	6.2%	▲ 4.2 pts larger share
WHEELS	2.0%	4.6%	▲ 2.6 pts larger share
TIRES	2.0%	not reported	▼ 2.0 pts smaller share
AIR BAGS	2.7%	0.8%	▼ 1.9 pts smaller share
SUSPENSION	2.7%	0.8%	▼ 1.9 pts smaller share
SERVICE BRAKES	8.7%	6.9%	▼ 1.8 pts smaller share
FORWARD COLLISION AVOIDANCE	0.7%	2.3%	▲ 1.6 pts larger share
STRUCTURE	4.0%	5.4%	▲ 1.4 pts larger share
ENGINE	7.3%	6.2%	▼ 1.2 pts smaller share
LANE DEPARTURE	not reported	0.8%	▲ 0.8 pts larger share
PARKING BRAKE	0.7%	not reported	▼ 0.7 pts smaller share
BACK OVER PREVENTION	0.7%	not reported	▼ 0.7 pts smaller share
POWER TRAIN	6.0%	5.4%	▼ 0.6 pts smaller share
SEAT BELTS	1.3%	0.8%	▼ 0.6 pts smaller share
EXTERIOR LIGHTING	2.0%	1.5%	▼ 0.5 pts smaller share
VEHICLE SPEED CONTROL	7.3%	7.7%	▲ 0.4 pts larger share
UNKNOWN OR OTHER	28.7%	26.2%	▼ 2.5 pts smaller share

NHTSA Safety Recalls recalls · snapshot 2026-08-22

2016 5

Campaign components: AIR BAGS, ELECTRICAL SYSTEM, and HYBRID PROPULSION SYSTEM

2017 3

Campaign components: ELECTRICAL SYSTEM and TIRES

NHTSA Consumer Complaints complaints · snapshot 2026-08-21