I had just stopped at stop sign and I turned right. My speed was approximately 40 mph and there was a LOUD POP. I immediately hit the brakes and had NO BRAKES. I got car off road and smoke was already coming from under hood. It caught fire immediately and burned up. Total loss . About 6 months prior to it burning I had a good bit of front end work done on it with bearing issues. Also put a new set of tires at same time . The coils and plugs were changed often because it would misfire. I purchased car July 2025. All my documents were burnt also .
Kia Optima brake failure problems
40 of the 7,544 owner complaints about the Kia Optima describe brake failure, most of them for the 2015 model year.
- owner complaints
- 40
- worst model year
- 2015
- typical mileage
- 57,000
Is there a fix? There are 3 recalls for this area of the car. See below
By model year
Often reported together
Fire or smoke 7Power steering loss 6Engine failure 5Grinding brakes 4No deployment 4ABS 4Warning lights 3Check engine light 3
Trouble codes mentioned
C2402 1C2380 1
What owners say
The contact owned a 2016 KIAÂ OPTIMA. The contact stated that while driving at 30 MPH occupied with her husband the contact heard a noise coming from the rear of the vehicle and smoke coming from the rear of the vehicle as you looked in the drive side rear view mirror and while depressing the brake pedal attempting to come to a complete at the traffic light, the brakes failed to work a intended. No warning light illuminated. The contact mention she kept trying to depress the brake pedal, however the vehicle kept accelerating causing the vehicle to crash into a ditch, go around a telephone poll, crashing into a rock garden which allowing the vehicle to come to a complete stop. The vehicle was towed to a towing lot call interstate towing then the vehicle was then towed by insurance company to a collision center. No injuries were sustained. No medical attention. The fire department extinguished the fire. The contact stated a police report was filed. The vehicle was destroyed. The manufacturer was not made aware of the failure. The approximate failure mileage was 166,834.
The contact works as an investigator for the Utah Motor Vehicle Enforcement Division. The contact was investigating a 2014 Kia Optima with a salvaged title and reported that the air bags failed to deploy in a front-end collision. The contact stated that the air bags may have been removed or the air bag sensors were disconnected. The contact stated that while the driver was driving at 30-35 MPH, the brake pedal was depressed but the brakes failed to stop the vehicle. The vehicle crashed into another vehicle. The air bags failed to deploy. No warning light was illuminated. The driver's face struck the steering wheel upon impact. The driver received medical attention. A police report was filed. The vehicle was towed to a tow yard, where the insurance company investigated the crash, but had not yet deemed the vehicle totaled. The manufacturer was not made aware of the failure. The failure mileage was unknown.
I was driving on the Northbound side of the Interstate when my brakes failed when I pressed them to avoid a collision on the highway. The steering wheel malfunctioned when I tried to avoid a head-on collision with another vehicle. I couldn't control or stop the car, causing me to swerve left to right, and I then completely lost control of the vehicle. I crashed into the middle of the highway, but because my brakes had failed, the car continued at full speed into the Southbound side of the highway, causing me to wreck into a semi. The Colorado State Patrol investigated the accident. Right before I wrecked into the semi-trailer, I noticed all of the lights on the dashboard were off. My Steering wheel had fallen off completely, but the airbag never deployed even though every other airbag had deployed.
The contact owns a 2014 Kia Optima. The contact stated that the oil level was lower than expected. There was an unknown warning light illuminated. The vehicle vibrated while driving at various speeds. The vehicle was included in the federal safety agency Campaign Number: 17V224000 (Engine and Engine Cooling); and the engine was replaced under the recall in September 2020. The contact stated that 5 years after the recall repair was completed, after approximately one month, the brake failure warning light was illuminated. The vehicle was taken to a certified mechanic who added brake fluid to the brake reservoir, and the brake warning light illuminated approximately 2 weeks later and remained illuminated. The contact spoke with the dealer, who confirmed that the VIN was not included. The vehicle was not diagnosed or repaired. The manufacturer was not informed of the failure. The failure mileage was 294,000.
The contact owns a 2013 Kia Optima. The contact stated while driving at approximately 35 MPH, the vehicle stalled. The contact stated that the power steering assist and brakes failed when the vehicle stalled. The contact stated no warning light was illuminated. The contact had the vehicle towed to a local dealer, where it was diagnosed and determined that the engine had seized and needed to be replaced. The vehicle was not repaired. The contact had been advised by the dealer that the VIN was not included in the federal safety agency Campaign Number: 17V224000 (Engine and Engine Cooling). The manufacturer was informed of the failure. The failure mileage was approximately 147,000.
The car instrument panel showed two messages "check brake " and also "hybrid system warning safely stop and do not drive" The brakes stopped working and the car will not accelerate. I stopped reset the battery and started the car as if nothing was wrong. this happens intermittently when i drive the car for over an hour. the brakes are brand new the brake cylinder is working fine. only when this warning come up the brakes feel like they are grinding. a lot of owners are complaining about this. I am wondering if there is a recall for this issue.
The contact owns a 2015 Kia Optima. The contact stated while driving at 55 MPH, the vehicle started smoking independently from the front of the vehicle and the accelerator pedal went to the floorboard. The vehicle was restarted and the vehicle went into limp mode. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure. The failure mileage was unknown.
I could not brake and almost caused a car accident. Brakes gave out, no gas, it smelled like it was going to catch on fire.
- The issue occurred for the first time 4/30/2024 - The following 3 warning lights appeared while I was driving: ABS, Traction Control, and Brake - I took the vehicle immediately to a facility to have the warning codes read. The printout showed: C2402 & C2380 - The warning lights remain illuminated every time the vehicle is turned on - I believe there is a safety concern of a potential fire or brake failure
Related recalls
Service brakes, hydraulic: antilock/traction control/electronic limited slip: control unit/module
- What is wrong
- 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 for this recall is SC284.
Recall number 23V652000 · Recall details
Service brakes, hydraulic: antilock/traction control/electronic limited slip: control unit/module
- What is wrong
- Kia Motors America (Kia) is recalling certain 2013-2015 Optima and 2014-2015 Sorento vehicles previously recalled under recall 20V‑519. Brake fluid may leak inside the Hydraulic Electronic Control Unit (HECU), possibly resulting in an electrical short.
- Risk
- An electrical short in the HECU increases the risk of a fire while parked or driving.
- Remedy
- Owners are advised to park outside and away from other vehicles and structures until the recall repair is completed. Dealers will install a new multi-fuse, and inspect the HECU for leaks, replacing the HECU if necessary, free of charge. Owner notification letters were mailed on July 2, 2021. This recall supersedes previous the federal safety agency recall number 20V‑519. Owners may contact Kia customer service at 1‑800‑333‑4542. Kia's number for this recall is SC212.
Recall number 21V331000 · Recall details
Service brakes, hydraulic: antilock/traction control/electronic limited slip: control unit/module
- What is wrong
- Kia Motors America (Kia) is recalling certain 2013-2015 Optima and 2014-2015 Sorento vehicles. Brake fluid may leak inside the Hydraulic Electronic Control Unit (HECU), possibly resulting in an electrical short.
- Risk
- If the HECU short circuits, there is an increased risk of an engine compartment fire.
- Remedy
- Kia will notify owners, and dealers will inspect the HECU for leaking brake fluid and replace the HECU if necessary, free of charge. Owners are advised to park outside and away from other vehicles and structures until the recall repair is completed. The recall began October 20, 2020. Owners may contact Kia customer service at 1‑800‑333‑4542. Kia's number for this recall is SC197.
Recall number 20V519000 · Recall details
Questions about the Kia Optima brake failure
Which Kia Optima years have brake failure problems?
The model years with the most reports are 2015 (9 complaints), 2013 (8 complaints) and 2014 (6 complaints).
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