The Lemon Index

All cars · Kia Optima · 2012

2012 Kia Optima. Advanced data.

The raw numbers: engines, recall campaign numbers, failure mileage and manufacturer communications.

Lemon Index95100 = average car
Complaints156NHTSA, first 3 years
Sold152,399U.S. model year
Per 100K sold102complaints
Year rank#14 of 22#1 = fewest complaints

Engines and drivetrains 4

EngineTransmissionDriveCity / hwy / combinedFuelFuel cost/yr
2.0L 4-cyl turboAuto 6-spdFWD22 / 33 / 26Regular$2,400
2.4L 4-cylAuto 6-spdFWD24 / 34 / 27Regular$2,300
2.4L 4-cylManual 6-spdFWD24 / 34 / 27Regular$2,300
2.4L 4-cyl hybridAuto 6-spdFWD34 / 38 / 36Regular$1,750

EPA test versions for this model year. Fuel cost is the EPA's current estimate, not the price in that year.

Failure mileage by system

Half of owners who gave a mileage reported the problem between 48,500 and 117,000 miles. Median 80,800, from 739 complaints with a mileage.

SystemMedianMiddle halfComplaints
Engine99,20073,000–124,900359
Steering55,00023,700–89,000139
Electrical80,00047,000–107,00091
Transmission & drivetrain80,00042,900–103,00051
Brakes58,2002,400–85,00034

Mileage owners typed into their NHTSA complaint, all complaints for this model year. People report some problems late, so read it as a range.

Complaints by system

SystemShare of complaints
Steering32%
Electrical12%
Engine12%
Speed control10%
Transmission & drivetrain10%

One complaint can name more than one system, so shares can add to more than 100%.

Severity, all complaints

TotalCrashesFiresInjuriesDeathsTows
1,0293082240102

As reported by owners to NHTSA. Not verified.

Recall campaigns 6

  • 23V652000 Sep 2023 Service Brakes, Hydraulic / Antilock/Traction Control/Electronic Limited Slip / Control Unit/Module

    Defect. Kia America, Inc. (Kia) is recalling certain 2010-2019 Borrego, 2014-2016 Cadenza, 2010-2013 Forte, Forte Koup, Sportage, 2015-2018 K900, 2011-2015 Optima, 2011-2013 Optima Hybrid, Soul, 2012-2017 Rio, 2011-2014 Sorento, and 2010-2011 Rondo vehicles. The Hydraulic Electronic Control Unit (HECU) may experience an electrical short, which can result in an engine compartment fire while parked or driving.

    Risk. An engine compartment fire while parked or driving can increase the risk of injury.

    Remedy. Owners are advised to park outside and away from structures until the recall repair is complete. Dealers will replace the HECU fuse, free of charge. Interim notification letters, notifying owners of the safety risk, were mailed November 14, 2023. Owner notification letters were mailed March 29, 2024 through June 18, 2024. Owners may contact Kia customer service at 1-800-333-4542. Kia's number

  • 22V560000 Aug 2022 Structure / Body / Roof And Pillars

    Defect. Kia America, Inc. (Kia) is recalling certain 2012-2013 Optima vehicles. The right and left headliner plates may not be secured properly, which can result in the plates detaching in the event of a side curtain air bag deployment.

    Risk. A plate that detaches during a crash may strike an occupant, increasing their risk of injury.

    Remedy. Dealers will secure the headliner plates, free of charge. Owner notification letters were mailed September 26, 2022. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC245.

  • 20V750000 Dec 2020 Engine

    Defect. Kia Motors America (Kia) is recalling certain 2012-2013 Sorento, 2012-2015 Forte and Forte Koup, 2011-2013 Optima Hybrid, 2014-2015 Soul, and 2012 Sportage vehicles. An engine compartment fire can occur while driving.

    Risk. An engine compartment fire increases the risk of injury.

    Remedy. Kia will notify owners, and dealers will inspect the engine compartment for fuel and/or engine oil leaks, perform an engine test and make any repairs, including engine replacement, as necessary, free of charge. In addition, Kia dealers will update the Knock Sensor Detection System (KSDS) software, free of charge. The recall began January 27, 2021. Owners may contact Kia customer service at 1-80

  • 18V907000 Dec 2018 Fuel System, Gasoline / Delivery / Hoses, Lines/Piping, And Fittings

    Defect. Kia Motors America (Kia) is recalling certain 2011-2017 Optima, 2012-2017 Sorento and 2011-2018 Sportage vehicles that previously received an engine replacement under recall number 17V-224, warranty, or the Knock Sensor Detection System (KSDS) Product Improvement Campaign. The high pressure fuel pipe that connects to the fuel pump outlet may have been damaged, misaligned or improperly torqued during the engine replacement procedure, possibly causing a fuel leak.

    Risk. A fuel leak in the presence of an ignition source can increase the risk of a fire.

    Remedy. Kia has notified owners, and dealers will inspect and replace the fuel pipe, as necessary, free of charge. The recall began January 17, 2019. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC172.

  • 18V363000 Jun 2018 Air Bags / Air Bag/Restraint Control Module

    Defect. Kia Motors America (Kia) is recalling certain 2010-2013 Kia Forte, Forte Koup, 2011-2013 Kia Optima and 2011-2012 Kia Optima Hybrid and Sedona vehicles. In the event of a crash, the air bag control unit (ACU) may short circuit, preventing the frontal air bags and seat belt pretensioners from deploying.

    Risk. If the frontal air bags and seat belt pretensioners are disabled, there is an increased risk of injury to the vehicle occupants in the event of a vehicle crash that necessitates deployment of these safety systems.

    Remedy. Kia will notify owners. For model year 2011 Sedona vehicles, Kia will instruct dealers to verify the ACU part number and, if necessary, install an extension wire harness kit between the ACU Connector and the Vehicle Harness Connector. For all other affected vehicles, Kia will instruct dealers to install the extension wire harness kit. The recall began September 28, 2018. Owners may contact Kia

  • 17V224000 Mar 2017 Engine And Engine Cooling / Engine

    Defect. Kia Motor Company (Kia) is recalling certain 2011-2014 Optima, 2012-2014 Sorento and 2011-2013 Sportage vehicles. Machining errors during the engine manufacturing process may cause premature bearing wear within the engine.

    Risk. Bearing wear may result in the engine seizing, increasing the risk of a crash.

    Remedy. Kia will notify owners, and dealers will inspect the engine assembly, and replace the engine if necessary, free of charge. The recall began June 20, 2017. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC147.

NHTSA investigations

StatusSubjectOpenedClosed
OpenHyundai and kia abs module fires2023–
ClosedPedestrian alert sounds20232023
ClosedLoss of motive power20222023
ClosedThrottle control system vulnerabilities20212023
ClosedEngine fires20212024
ClosedNon-crash vehicle fires20192021

Manufacturer communications 294

Kia filed 294 service communications for this car with NHTSA.

  • Some vehicles warning light for the engine may illuminate
  • When engine is at 2000 rpm and operating temperature, it may experience, from the balance…
  • Some vehicles would hesitate on hard acceleration and electronic stability control (esc) light

Crash ratings by version

VersionOverallFrontSideRollover
Kia Optima 4 DR FWD★★★★★★★★★★★★★★★★★★★★
Kia Optima Hybrid 4 DR FWD★★★★★★★★★★★★★★★★★★★★

Safety equipment

Electronic stabilityForward collision warningLane departure warning
StandardNoNo

Nearby model years

YearLemon IndexComplaintsSoldTop system
2009772337,527Transmission & drivetrain
2010792827,382Transmission & drivetrain
2011858484,590Steering
201295156152,399Steering
2013107205155,893Steering
201466115159,020Engine
201598153159,414Engine

Sources: NHTSA complaints, recalls, investigations and manufacturer communications; EPA fuel economy data; YouTube video titles. Complaints are owner reports, not proof of a defect.

Updated

Free to use with credit: Source: The Lemon Index (lemonindex.com). Get the data