FaultScore

Worst years for a KIA RIO

Owners have filed 1,816 complaints about the KIA RIO with NHTSA across model years 2000 to 2023. More of them are about the engine & cooling than anything else.

Avoid

2002 KIA RIO

171 complaints — the highest FaultScore of any year, mostly engine & cooling.

Cleanest on record

2023 KIA RIO

20 complaints — the lowest FaultScore of the graded years.

Every KIA RIO year, graded

The grade compares each year against the rest of this model's own run — never against another car. Click any bar or row to open that year's report.

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded
Year Grade Complaints Crashes Fires Median miles Most reported
2023 A 20 0 0 Other & Unspecified
2022 C 15 3 0 Other & Unspecified
2021 B 23 3 0 Other & Unspecified
2020 D 37 5 9 560 Other & Unspecified
2019 C 29 5 2 8,000 Other & Unspecified
2018 D 42 5 4 17,570 Engine & Cooling
2017 D 37 4 7 28,000 Engine & Cooling
2016 F 110 9 15 45,000 Engine & Cooling
2015 D 69 8 16 58,000 Engine & Cooling
2014 D 75 14 12 32,000 Engine & Cooling
2013 F 218 13 33 64,130 Engine & Cooling
2012 D 75 5 12 59,500 Engine & Cooling
2011 C 32 5 0 62,000 Engine & Cooling
2010 C 38 14 0 80,000 Airbags
2009 D 54 7 0 34,500 Airbags
2008 D 57 12 0 49,248 Airbags
2007 D 64 14 1 54,036 Airbags
2006 D 89 18 0 64,500 Airbags
2005 C 46 6 4 51,000 Engine & Cooling
2004 D 53 5 2 53,015 Engine & Cooling
2003 D 103 8 2 16,000 Engine & Cooling
2002 F 171 34 7 36,750 Engine & Cooling
2001 F 355 32 23 46,645 Engine & Cooling
2000 4 0 0 Engine & Cooling

What breaks on a KIA RIO

Across every model year on file. Follow a row for that part's complaints and the year it was worst.

Engine & Cooling 399 22.0%

Worst in 2001

Airbags 274 15.1%

Worst in 2006

Brakes 184 10.1%

Worst in 2013

Worst in 2001

Worst in 2001

Worst in 2001

Worst in 2001

Seat Belts 64 3.5%

Worst in 2001

Worst in 2001

Steering 55 3.0%

Worst in 2013

Suspension 54 3.0%

Worst in 2001

Wheels 47 2.6%

Worst in 2001

Worst in 2012

Lights 32 1.8%

Worst in 2001

Exactly what failed on a KIA RIO

The named sub-assemblies behind those complaints, across every model year.

Engine 50 20.7%
Frontal 48 19.8%
Automatic Transmission 32 13.2%
Body 29 12.0%
Gasoline 21 8.7%
Delivery 16 6.6%
RIM 14 5.8%
Wheel Bearing 12 5.0%
Ignition 10 4.1%
Antilock/Traction Control/Electronic Limited Slip 10 4.1%

Complaints filed over time

Every complaint about every KIA RIO, by the month it reached NHTSA.

Oct 2000 peak 45 Aug 2026

KIA RIO problems by state

Where owners filed from. Heavier states are usually just bigger markets, but a part that fails in heat or salt shows up here first.

Compare the KIA RIO

Side by side on complaint history. Remember that raw totals track how many were sold as much as how good they were.