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2020 Hyundai Kona complaints

Owner reports filed with NHTSA about this vehicle, newest first and reproduced as filed. They are unverified accounts: one proves nothing, and a pattern across many is the thing worth reading. Back to the full 2020 record →

Engine
Filed Mar 16, 2025OH

While driving the car it stalled and all dash lights came in. After about 20 mins it started back up and I proceeded down the road. After a few minutes the engine light came on blinking. I got the car to a local mechanic who placed it in the diagnostic machine. It came back code engine-pistons. I have a Hyandai 2020 Kona MPI-NU 2.0l engine but it was not included in the recall of the same vehicles.

Power Train
Filed Mar 10, 2025CA

My vehicle has a very rough idle-vibrating at idle or stopped and not shifting properly-gear slipping. There is sluggish acceleration or jerking and the problem worsens while at a stop light/stop sign or at times when making a turn. The RPM goes between 200-300 when I accelerate to go from a stop and the car revs as it slowly hits 20 mph and then jerks into the 30-40mph on the streets. I took it to the dealer January 2025 where they could not duplicate the concern, and all they did was a TCM judder improvement update for the DCT. The problem was dismissed as being an issue associated with the DCT and was told that unless a warning light turned on or my car broke down on me, they couldn't do anything more. The service representative advised that if I am in stop and go traffic and the car starts vibrating or shaking, I should pull over the side and turn off the car for a few minutes before continuing on my way. It has been less than 2 months and I have to take it back to the dealer so they can run diagnostics on it again. Same issues, no warning lights on the dashboard indicating there is a problem, but I am not comfortable driving the car anymore.

Engine
Filed Feb 18, 2025106,000 milesVA

The contact owns a 2020 Hyundai Kona. The contact stated that while her daughter was driving approximately 30 MPH, the check engine warning light illuminated, and the vehicle stalled. The driver was unable to restart the vehicle and had the vehicle towed to an independent mechanic. The contact stated that the mechanic had not diagnosed the vehicle; however, an oil change was performed. The vehicle was repaired; however, the check engine warning light remained constantly illuminated. The contact that the vehicle was taken to a local dealer and two software updates were performed as per the manufacturer recalls on the vehicle, but the contact was informed that the recall repair for NHTSA Campaign Number: 21V301000 (Engine) could not be performed. The contact stated that the check engine warning light remained illuminated, and the vehicle was taken to an independent mechanic. The mechanic related the engine warning light being illuminated with the unrepaired recall. The contact was referred to the dealer again for assistance. The vehicle was not repaired. The manufacturer was not informed of the failure. The failure mileage was approximately 106,000.

Electrical System
Filed Feb 3, 2025VA

Vehicle has problems shifting between 1st and 2nd gear. Stutters and has issues accelerating. Has almost caused me to be hit while turning left against traffic. Was serviced at Hyundai dealership today and they cannot replicate the issue or find anything wrong and reprogrammed the clutch touch point engagement. It happened again on the way home.

Engine
Filed Dec 14, 2024NJ

Check engine light came on and car lost power while driving.

Power Train
Filed Sep 23, 2024FL

When stopped at a light, I hit the gas and the car just sputtered. The car jolted and did not move, finally, hit the gas again it was able to move. It has happen before. My roommate's Dad told me I need to keep track of problem and file a report. I was told the injectors needed to be cleaned. I put injector cleaner into it, It seem to help but it happened again. It seems the dealer just says something needs to be cleaned.

Engine
Filed Apr 10, 2024NY

The vehicle shut down while I was driving approximately 40 mph on a major throughway out of town. I was unfamiliar with the area and had to quickly pull over into a resident's driveway. I immediately shut the vehicle down and tried to restart it. It would not turn over, so I waited a few minutes and tried again. The engine then made a noise that almost sounded like "I quit" and would not make any noise when I turned the key after that. I called a local tow company who towed it to Firestone Complete Auto Care which was the nearest open garage. After they ran their diagnostic, they said that the engine had seized and that there was no oil in the reserve. I never had any engine lights light up on the dashboard until the second the car stopped working, when they ALL came on. My mechanic friend says that these engines have computers that time stamp when the warning lights come on, so it will be interesting to know if they use that information. I have contacted Hyundai customer service and because we are not the original owners of the vehicle, they said the powertrain/engine is not covered under the 5 year/60k mile warranty from Hyundai. We do have an extended warranty through a 3rd party company, but they are giving us a difficult time too. We are still waiting to hear if they will cover the replacement of the engine. This is a HUGE safety risk because my vehicle gave no advanced warning that it was needing service/maintenance and just stopped functioning while I was driving. If I

Power Train
Filed Mar 17, 2024VA

The issue is when I'm decelerating to around 5 mph and go to accelerate again, there is a horrible grinding sound from the transmission and I can no longer accelerate. I then have to stop and re accelerate. This is dangerous if there is a car coming and I pull out and have to stop all of a sudden. I have 2 separate videos of the issue. The dealership won't fix it under warranty because they can't replicate it. The dealership won't even take a look at anything.

SeatsCrash2 injured1 killed
Filed Mar 1, 2024GA

The Hyundai Kona was struck head-on by another vehicle. There was one driver and one minor passenger in the right rear seat in the Hyundai Kona. The driver had minor injuries while, unfortunately, the accident was fatal to the passenger. The impact of the collision caused the right rear seat to snap forward, fracturing the passenger's neck. The cause of death for the passenger was blunt force trauma caused by the neck fracture. If the seat had stayed in place during the impact, the passenger's neck would not have been fractured. The vehicle is no longer available for inspection. To our knowledge, the problem has not been reproduced or confirmed by a dealer or independent service center. The vehicle was inspected after the accident by the police. There was no symptom of the problem prior to the accident.

Unknown or Other
Filed Feb 17, 2024NY

Loss of power to speed unable to acceleration had to pull over

Unknown or Other
Filed Jan 28, 2024GA

Muffler pipe fell off while car was sitting in my driveway

Engine
Filed Jan 12, 2024104,000 milesOH

The contact owns a 2020 Hyundai Kona. The contact stated while driving approximately 40 MPH, the check engine warning light illuminated. The contact drove to her destination and while shifting the vehicle into park (P), the vehicle was shaking violently. The contact drove the vehicle to an independent mechanic who determined that the engine was losing compression and referred the contact to a dealer. The contact drove the vehicle for several weeks more due to scheduling at the dealer. The contact observed that the vehicle was consuming oil at an excessive rate. The contact stated that the check engine warning light was constantly illuminated, and the vehicle was intermittently stalling. The contact drove the vehicle to a dealer who determined that the cam shaft and timing belt needed to be replaced. The vehicle was repaired. The contact retrieved the vehicle and the failure reoccurred. The contact stated that the vehicle was stalling, and the check engine warning light was constantly illuminated. The contact returned the vehicle to the same dealer who diagnosed and determined that the engine needed to be replaced. The vehicle was not repaired. The contact had the vehicle towed to an independent mechanic who diagnosed and determined that the piston oil rings in engine cylinder #3 were cracked and damaged the cylinder and the engine. The vehicle was not repaired. The contact was notified by the independent mechanic of NHTSA Campaign Number: 21V301000 (Engine). The contact conta

Power Train
Filed Dec 13, 2023FL

Letter below was sent to Hyundai corporate 7 Feb 22. They replied I should work with my Dealership to resolve the issue. Dealership cannot duplicate the fault. Vehicle has 7 speed DCT and currently has about 40k miles. "SUBJECT: 2020 Hyundai Kona DCT disengages and/or makes loud banging noise upon normal acceleration from standing stop. Occurrence is random but more prevalent in warm weather. ISSUE: While our Kona has been a mostly faithful servant over the last 17 months, including a trip from Florida to Oregon and back, it still, at random times, will violently disengage the 1st gear clutch, sometimes with a very loud 'bang.' Local Dealership mechanics cannot duplicate the fault, so what can be done? OPINION: For my wife in particular, this is a Safety Issue. When you step on the gas and the car begins moving forward but then BANG! and it coasts, bad things can happen. Like when you are trying to move out into fast moving traffic? The last time our Kona did this to me a couple weeks ago, the ‘BANG’ shook the car as violently as a collision, and I reflexively looked in the rearview mirror expecting to see an oil slick behind me. But nothing further happened and the car drove normally afterwards. Very disconcerting. NOTES: Don't get me wrong here. We like Hyundai vehicles and have owned two Sonatas, one Elantra, one Sante Fe and now, a Kona over the last 10 years. I love the' zip' from the Kona turbocharged 1.6ltr ‘mouse motor,’ the mileage is very good, and fit and finish ar

Electrical System
Filed Nov 24, 2023FL

In May 2023 after washing and vacuuming my car, it would not start. The battery appeared dead. I waited and tried periodically, and after about three tries, It started. This happened a couple more times, but always restarted and appeared to recharge. I did not drive the car from June - October, and asked my son to start it periodically while I was away. He tried in Mid June and battery was dead and had to be jumped. The same thing happened in Aug and Sept. Unfortunately, by the time I returned and could get in into Hyundai, it had been 38 months since my purchase. in October the battery seemed to be okay, but the horn did not work. Also, the windshield washer only trickled out and then nothing came out. I made appointment as I had also had a recall on the safety/theft issues. In November, Hyundai of Bradenton, Florida's Serviceman, Mark told me that I needed a new battery which was no longer under warranty and they replaced the horn as it was covered. He said the windshield washer unit was clogged. I chose not to pay $340 for a battery and $80 to unclog windshield washer unit from them. I just feel something is off. On my drive home, the radio came on without prompt. I turned it off, and it came back on seconds later. I turned it off again, and it stayed off. My car is immaculate, and covered when not in use. There is definitely and issue. My Kona only has 21,000 miles on it. Thank you for helping me with this. Please advise. [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM

Power Train
Filed Nov 11, 2023MA

Vehicle hesitates and does not accelerate from a complete stop, then jerks and changes into 2nd gear. Same hesitation and lack of power to accelerate occurs at 3rd gear. Causes a near accident when the car would not accelerate as I pulled into normal traffic

Power Train
Filed Oct 21, 2023CA

Transmission stutters and slips between 1-2k rpms, especially at low speeds and in stop and go traffic. I took my vehicle to the dealer. At less than 20,000 miles they said transmission wear is at 85%. Unacceptable performance and concerning that this will continue to degrade.

Engine
Filed Sep 28, 202372,000 milesTX

The contact owns a 2020 Hyundai Kona. The contact stated that while operating the vehicle, the message "Service Oil Change" was displayed. The vehicle was taken to the local mechanic who discovered metal shavings in the engine oil. The vehicle was later taken to the local dealer who diagnosed that the engine was faulty and needed to be replaced. The vehicle was not yet repaired. The manufacturer was notified of the failure, but no assistance was offered. The contact was informed that the vehicle was previously serviced under NHTSA Campaign Number: 21V301000 (Engine). The contact stated that the vehicle had experienced the failure listed in the recall. The failure mileage was 72,000.

Lane Departure › Warning
Filed Sep 2, 2023AL

Loud beep then a warning that collision warning had been disabled and the side mirrorsno longer indicated someone was beside me. . First time it's done this and I was on the way to the dealer for service. I mentioned to him and he said it was probably the light rain we had and it had blocked the camera. On the way home it did the same thing and now it was sunny, clear and they had just washed my car. So back to the dealer to have them actually check the sensor.

Forward Collision Avoidance › Adaptive Cruise Control
Filed Aug 21, 2023NC

UNKNOWN I was backing out of a parking space using the back up camera when I bumped a vehicle behind me. Also, when driving on the highway, the cruise control doesn't always respond properly I just want to know if my car has the latest safety updates available for insurance purposes

Engine
Filed Aug 12, 2023NJ

In December 2022 at 10,000 miles my engine would make knocking noises when idle and hesitate to excelerate before jumping, i took it to dealer and there was no oil on the dipstick. None of the warning lights ever Came on. They started an oil consumption test, did a chamber cleaning on the engine and finally after 3 months and 3,000 extra miles they tell me i need a new engine/ ridiculous a new car with 10,000 miles does this!!

Engine
Filed Jul 13, 2023CA

Came off the frwy and stopped and once I got back and accelerated the car began to make metal grinding sound from the engine drove immediately to the dealership that was less then quarter of a mile away. I left it over night and was told the next day it was not safe to drive at all and there was no loaner cars or rental service. 5 days later a loaner was provided. There was no warning light or alert sound for me to know there was something wrong. The car could had stopped on the frwy and caused a major accident. The dealership determined the short block needed to replaced and took action to have it covered under warranty. The car had 13,500 miles on it at the time and 30 days later a new short block was installed and completed with no extra warranty.

Steering
Filed Apr 27, 2023CA

I was hearing a weird sound when turning the steering wheel and it reminded me of the same noise that happened before in March 2020 when the column and housing (part number 56390-39000)as well as bolt-safety lock (part number 81919-31000) were replaced at Boulder Hyundai (now called Foundation). This was covered under warranty then as the mileage was 24,928. The notes say: Customer states that there is a sound when turning the wheel. Technician confirmed customer complaint. Sound coming from steering wheel described as “growling”. Found TSB that states if sound is heard to remove and replace steering housing and assembly. Technician removed and replaced steering wheel column and assembly. Test drove to ensure proper operation. All is okay. When this happened again I told Manly Hyundai, and the service advisor said it was the worm gear. However I still had to pay for a diagnosis and repair ($225.09). If this is common, and there is a TSB, I’m very disappointed with what has happened (again I believe). The notes say: Confirmed noise at steering column. Worm shaft bearing noise. Recommend replacing small bearing kit as per TSB 22-ST-005H-1. Replaced worm shaft bearing as per previous diagnosis. Removed old component. Installed new bearing. OK at this time. Noise gone. [Part number ?56359-L1AAAFFF Bearing Kit, also has 84586.] The Kona now has 84,580 + miles. I don’t know how serious the problem is but I knew the sound wasn’t right and I don’t want the steering to fail. I really

Engine
Filed Apr 24, 202361,000 milesTX

The contact owns a 2020 Hyundai Kona. The contact stated that on several occasion while driving at various speeds or coming to a stop, the vehicle stalled and lost motive power. The vehicle failed to restart. The check engine warning light was illuminated. The vehicle was towed to a local dealer to be serviced under TSB 22-01-043H (Engine Monitoring Logic) and the mechanic was made aware of the failure; however, the failure could not be duplicated. The contact stated that the failure was recurring and that the Forward Collision Avoidance warning light was illuminated without any vehicles nearby. The contact stated that the vehicle was then taken to an independent mechanic, where it was diagnosed that the camshaft sensor and exhaust sensor needed to be replaced. The vehicle was taken to a second independent mechanic, who confirmed the diagnosis. The vehicle was then taken to Big Star Hyundai (18100 Gulf Fwy a, Friendswood, TX 77546), where it was diagnosed that the engine needed to be replaced. The vehicle remained at the dealer awaiting the repair. The manufacturer was made aware of the failure. The approximate failure mileage was 61,000.

Steering
Filed Mar 25, 2023CA

TRYING TO PULL OFF THE FREE WAY TO THE RIGHT AND IT DECIDED TO GO LEFT IN FRONT OF A TRUCK. IT LIKES TO TAKE CONTROL. SCARY. I HAVE NOT HAD THE CAR EVEN 2 MONTHS.

Forward Collision Avoidance › Warnings
Filed Feb 17, 2023NJ

I was driving on the highway and there was no one around me and the forward collision warning went off. The car then braked on my behalf going 70 mph on the highway. THis has happened twice so far.

Unknown or Other
Filed Jan 12, 2023MI

I have a 2020 Kona SE AWD and have a problem with a Check Forward Collision Sensor error that happens infrequently. When it happens, you get a ding then on the dash in a large graphic "check forward collision sensor" then BANG the brakes are applied for a split second and the car violently drops into a lower gear and revs until you turn the car off and "reset" the system. This has happened 4 times in the last 2 thousand miles. Been to the dealer twice and they cannot recreate the problem, so they can not fix anything. When this happens, its feels like a collision. It is scary and magnified at highway speed. It has happened at highway speed and low speed, both day and night.

Exterior Lighting
Filed Dec 13, 2022CT

For the last 2 weeks I’ve been hearing weird engine noises. Like metal pieces being grinded. The car has issues accelerating. Will not change gears properly causing the car to redline on the tachometer. Just today I hear noises a lot more frequently and as I’m driving and coming to a slow turn the car stalled out on me. I quickly put the car in park and started the car and it started back up. But now I feel a loss in power In the car. The car stalled on me more than six times. Every time I came to a complete stop the car would stall. So every stop sign and red light the car was stalling. The car is still under warranty but I do hope this can be resolved. I know it’s the engine that’s definitely having internal mechanical issues and transmission as well. Also the 2 lower headlights are also out as well. This is with the car having 34705 miles only. Wast expecting to have this many issues. I have a video of the car stalling out as well and another showing a rough idle on the car.

Engine
Filed Dec 4, 2022NY

My car has been burning oil and knocking and I repeatedly took it back to the dealer with concern that these symptoms are similar to a recent recall on Hyundai Kona engine due to engine failure. Recently I had an inspection (which passed) and as I was driving away from the dealer the engine light came on and I took the car back and the mechanics told me the car is in engine failure! Engine failure can result in dangerous stalling seizing of engine, oil leaks and fires according to the recall information. It is inconceivable to me that my car (2020 Kona) is not included in this recall when I am having the same issues, and this has gone on for three months during which myself and my family (and other drivers on the road) were in danger.

Engine
Filed Nov 10, 2022NJ

After two years of driving, car seemed to start having engine noises. Felt like loss of acceleration? The vehicle stalled twice after noticing this when in a slower speed. No engine warning light or oil malfunction light ever came on. Our local mechanic said the car was close to being out of oil. Never any evidence of oil on the ground or any type of odor. Dealer was informed of the issue on Nov 9. They said no appointment available until Dec 1, I said the car does not seem safe to drive. Then they changed appointment to Nov 21. No loaner available. Not sure how long this will take to fix if a lot of people are having this type of issue. The car is two years old and with only 12000 miles. We don't go on extensive trips. Mostly drive around town, some highway driving. The servicing was done at dealer at about 6500 miles, they also did something for a "software" recall. And they indicated the next servicing due as 16000 miles. I'm reading some horror stories online, as when there's a problem Hyundai tries to get out of doing the work under their 10 yr warranty. Never, ever had a car that "might need a new engine" (dealer's words) after 12000 miles. Unsafe! Not sure I even trust a "new engine."

Engine
Filed Sep 29, 202218,000 milesVA

The contact owns a 2020 Hyundai Kona. The contact stated while starting the vehicle, she heard an abnormal sound coming from the vehicle. The contact than noticed that the checking engine warning light was illuminated. The contact stated while driving 45 MPH, the vehicle lost motive power and the oil warning light flashed twice on the instrument panel. The contact was able to pull into a service station and had the vehicle towed to the dealer to be diagnosed. The contact was informed that whenever the last oil change was performed, the drain cap was not replaced, causing severe damage to the engine. The contact was informed that the engine needed to be replaced. The contact was informed that the failure was not similar to the failure listed in NHTSA Campaign Number: 21V301000 (Engine). The vehicle was not repaired. The manufacturer was not contacted. The failure mileage was 18,000.

Power Train
Filed Jul 29, 2022NY

After driving the car for several hours, I arrived at my destination and as I was parking the vehicle, it would not move when put in reverse. I received a message on the dashboard that said, “transmission problem detected.” I had the car towed the nearest Hyundai dealer. They diagnosed the issue as a transmission failure. They ordered and replaced the transmission with a rebuilt unit under warranty. I picked up the vehicle approximately 3 weeks later when the repair was completed. I drove the vehicle for 1 week before a similar problem occurred. While driving the vehicle, I received a warning message on the dashboard and the vehicle stopped on the road. The symptom of this subsequent failure was that the vehicle could not go over 2-3 mph. I had the vehicle towed to the nearest Hyundai dealer approximately 10 days ago. It is currently sitting in the dealer's lot waiting for them to "get around to check it".

Unknown or Other
Filed Jul 22, 2022CO

My driver's side door would not unlock, either electrically, or mechanically today. I was in the car and could not exit. I'm 70 years old and a big guy. crawling over the console in a Kona to get out of the passenger side was a struggle. Took it to the dealer who said, yea, this is common. Question is, why is this not a safety recall? Had I been in an accident, the first responders would have to waste time to break open the door. If you are taking someone to an emergency room, you can't get out when you get there. This issue just randomly happened. Note the technician said this is very common, happening to all the Hyundais. He said a latch mechanism was failing. Web search shows it is not limited to the driver door.

Engine
Filed Feb 18, 2022AL

My vehicle has a damaged cylinder bore due to the safety recall about the Hyundai 2020 Kona Piston problem. My engine light keeps going on and off… My issue is that Hyundai has caused the defect and my vehicle is on verge of breakdown, the problem I have is that they can only fit my car in for service in a months time…so I have to drive for another month with a possibility of breakdown.

Engine
Filed Jan 29, 2022NH

This vehicle was under recall by Hyundai ( campaign 203 ) For defective piston oil ring. Since day one of owning the vehicle I would notice oil level low by at least a 1/2 quart ( I would top off). After Several trips to the dealer they installed software to detect vibration and it passed . So they said just run it until it dies only then we can replace the engine . Hyundai has since removed car from recall lookup list. Went to 2nd dealer and I'm going through a oil consumption test . They found it uses .4 to .5 quarts ( 2 more tests due) . They say this is normal and they probably will not be able to fix the excessive oil consumption . I have a 2020 Kona with 10,000 miles that can't make it through the oil change cycle with out using oil the oil . I don't know what to do at this point Hyundai is not Honoring the recall . They are trying every trick in the book to avoid their obligations.

Unknown or Other
Filed Jan 28, 2022PA

2020 HYUNDAI KONA. CONSUMER WRITES IN REGARDS TO NHTSA SAFETY RECALL 21V-301. THE CONSUMER STATED THE VEHICLE FAILED AS DESCRIBED IN SAFETY RECALL 21V-301. THE DEALER REFUSED TO HONOR THE RECALL AND REPAIR THE VEHICLE.

Engine and Engine Cooling › Engine › Oil/Lubrication
Filed Jan 28, 2022PA

2020 HYUNDAI KONA. CONSUMER WRITES IN REGARDS TO OIL CONSUMPTION SAFETY RECALL. THE CONSUMER STATED THE ENGINE WOULD MAKE A TAPPING SOUND. A MALFUCNTION LIGHT ILLUMINATED. THE CONSUMER STATED THE VEHICLE WAS OUT OF OIL. THE VEHICLE WAS TAKEN TO THE DEALER. THE DEALER ADVISED THE CONSUMER TO DRIVE THE VEHICLE 1,000 MILES THEN RETURN IT.

Power TrainFire
Filed Jan 24, 202213,000 milesIL

The contact owns a 2020 Hyundai Kona. The contact stated while driving the vehicle stalled. The gear shifter was stuck in reverse and drive. The vehicle was taken to the local dealer who informed the contact the vehicle was working as designed. The vehicle was not diagnosed or repaired. The vehicle was towed to a local dealer where it was diagnosed the transmission needed to be replaced. The vehicle was repaired but, the failure recurred. The vehicle failed to turn on and there was an abnormal odor of fire. Additionally, The vehicle failed to start. The manufacturer was notified however, no further assistance was provided. The failure mileage was approximately 13,000. The contact mentioned a complaint was filed with the BBB.

Electrical System › Propulsion System › Traction Battery
Filed Jan 16, 2022CA

Since the October 2020 recall requirements, I have been told not to park in my garage (thereby exposing my car exterior paint and plastic to the elements) and I have not been able to use my battery at 100% (forced to change limit to 80%). I would not have bought this car if I was going to be limited to 80% of the estimated mileage and gone with a Tesla instead. I live in a desert climate so exposing my car each day to sand and sun is aggravating when I normally park in my garage to protect my car's plastic elements and paint. It has been 16 months without a resolution to the issue and no reasonable compensation for loss of use of vehicle and increased damage to exterior of car since October 2020. Hyundai sold 2020 Kona EV owners a defective car. Had I known I would have been limited to about 200 miles, I would have chosen a different car.

Engine
Filed Dec 31, 2021NY

Leased 5/24/2020. Poor mileage . Told had to break in. On 3/24, 3/29 and 3/30, 2020, car stalled out in traffic. Called for service and given date 3 weeks later. Called Another dealer and got appt. for next day.Spoke to Hyundai Ca. (Sonia) and got case number(1811 5897). On 4/2/2020Blue Link advised to take to dealership, that there was a problem with Engine Control System.The service report was written up that customer states check engine light on.We told them that the car stalled in traffic(very dangerous), but they wouldn’t write that up. They state that they repaired the car and no code was found. An recall was mailed to house. Made appt for 11/15/2020. Had engine rings recall, they said they did an Atkinson Engine Insp.On 12/6/2020 we received from Blue Link a notice for a possible condition with Engine Control System. At the same time notice appeared car stalled, again in traffic.Called Hyundai Ca. Talked to a Jordan who started another case number, 1905 7159 and he contacted Centereach Hyundai and we had an appt for 12/8/2020. They had to keep the car which meant we were without a car. On 12/16/2020 Centereach gave us a loaner which we were very appreciative of. The car was finally repaired and given back to us on 12/31/2020. Engine was replaced or rebuilt. We had car in for recall on 11/15/2020 and nothing showed up on Engine. Yet on 12/08/2020 they say the engine noise was caused by faulty bearing and piston slap, did a test and found a passing result. They continued

Engine
Filed Dec 14, 2021NM

...three times in one week (twice with me, and once with my wife), while driving in traffic the engine shut down completely, and we had to coast off the road to restart the engine...could easily have been deadly...I have tried to contact my dealer, but continually on hold...have left message for call back...afraid to drive car...

Engine
Filed Nov 15, 20215,000 milesOH

The contact owns a 2020 Hyundai Kona. The contact stated while starting the vehicle he heard an abnormal sound. The contact stated no warning light was illuminated. The contact stated he needed to add a 1½ quart of oil to the engine. The contact took the vehicle to the local dealer, where an unknown test was completed however, the result was not yet provided. The manufacturer had not been informed of the failure. The failure mileage was approximately 5,000.

Unknown or Other
Filed Nov 11, 2021CO

Felt shudder and felt like transmission not catching, later a “ping” sound, then sounded like something dropped or hit (though didn’t see anything in front of me when driving) and then didn’t look behind as on interstate. Then the oil and engine lights and one other came on and the car lost power.

Engine
Filed Nov 5, 2021NJ

2020 HYUNDAI KONA. CONSUMER WRITES IN REGARDS TO ENGINE FAILURE. THE CONSUMER STATED THE VEHICLE WAS TAKEN TO THE DEALER DUE TO A NOTICEABLE LEAK AND TO HAVE THE RECALL REPAIR COMPLETED. THE DEALER DID NOT PERFORM THE RECALL STATING THE VEHICLE PASSED THE TEST THEREFORE, DID NOT NEED TO BE REPAIRED. THE CONSUMER WAS CONCERNED ABOUT THE SAFETY OF THE VEHICLE.

Engine
Filed Oct 26, 202112,448 milesWI

The contact owns a 2020 Hyundai Kona. The contact received notification of NHTSA Campaign Number: 21V301000 (Engine). The contact stated that while driving at an undisclosed speed, knocking noises were heard and the vehicle lost motive power. The vehicle was taken to the dealer and the dealer performed an oil change and oil consumption test after every thousand miles on three separate occasions. The first time the vehicle consumed half a quart of oil. The second and third times, the vehicle consumed a quart of oil. The dealer informed the contact that the vehicle had passed the engine vibration test and the recall was not repaired. The failure recurred. The manufacturer was not made aware of the failure. The failure mileage was 12,448.

Engine
Filed Oct 19, 2021500 milesNH

The contact owns a 2020 Hyundai Kona. The contact stated that the vehicle had been consuming oil every 500 miles. The contact stated he received a recall notification for NHTSA Campaign Number: 21V301000 (Engine) and the vehicle was taken to the dealer; however, the dealer inspected the vehicle and advised the contact that they would not replace the engine as the vehicle had passed the software vibration test. The dealer advised the contact to continue to take the vehicle in for oil changes. The manufacturer was notified of the failure and a case was opened. The vehicle was not repaired. The approximate failure mileage was 500.

Unknown or Other
Filed Oct 13, 202118,000 milesAL

The contact owns a 2020 Hyundai Kona. The contact’s granddaughter stated while driving approximately 20 MPH, the vehicle began to violently shake. The contact’s granddaughter pulled over but was unable to restart the vehicle. The contact stated no warning light was illuminated. The vehicle was towed to a local dealer and was awaiting a diagnostic test. The manufacturer was informed of the failure and the contact was awaiting a response. The failure mileage was approximately 18,000.

Engine
Filed Oct 13, 202111,000 milesMI

The contact owns a 2020 Hyundai Kona. The contact stated while driving at an undisclosed speed, the vehicle stalled. The vehicle was towed to the local dealer who diagnosed that the engine was faulty was replaced. The contact was informed that the repairs would be performed several months later. The vehicle was included in NHTSA Campaign Number: 21V301000 (Engine). The contact stated that the manufacturer and dealer exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the failure. Parts distribution disconnect. The failure mileage was 11,000.

Engine
Filed Oct 12, 20216,000 milesNH

The contact owns a 2020 Hyundai Kona. The contact received a notification for NHTSA Campaign Number: 21V301000(ENGINE). The contact stated that while driving at 30 MPH, an abnormal knocking sound began to emit from the engine as the vehicle began to hesitate and the check engine light illuminated on the instrument panel. Due to the failure, the contact had the vehicle towed to the dealer. The dealer confirmed that the failure was linked to the recall; however, the parts for the repair were not yet available. The manufacturer had also been notified of the recall and offered no assistance. The contact stated that the manufacturer had exceeded a reasonable amount of time for the repair. The vehicle had yet to be repaired. The failure mileage was approximately 6,000.

Engine
Filed Oct 11, 2021MD

Engine light and engine shaking/sputtering on 8/27/2021 and car stalled out while on interstate at 55 mph. Car taken to Alexandria Hyundai on 8/30. Test confirmed that car failed engine piston test and was told that engine would be replaced. Call to Hyundai Corporation (case #18719921) on 10/7/2021 reveals that request by dealer for engine to be approved for replacement is "pending." It is now 10/11/2021 and car has not been repaired. I think 6 weeks and counting to remedy issue per recall now approaches "failed to remedy the defect within a reasonable time" and dealer should make repair/replacement a priority or replace vehicle at no cost as it only has 14k miles and is less than 1 year old (purchased on 5/31/2020).

Lane Departure › Assist
Filed Oct 10, 2021ME

I was getting onto the highway the other night and all of a sudden my whole instrument panel went completely black, speed,rpm, fuel level, and water temperature were not registering on the panel. I tested my turn signals and noticed those weren’t working as well. I also lost my lane keep assist in the process. I pulled off to a safe spot turned the car off, let it sit for 5 minutes. Turned it back on and the instrument panel was still black and nothing was reading. I shut the vehicle off for 20 minutes locked/unlocked the car. Started the car back up and the instrument panel came back on but now have the check engine light on. The check engine light had never been on prior to this incident. I have reached out to Hyundai USA as well to find a solution to the issue.

Reading these

NHTSA publishes every complaint as the owner wrote it and investigates only a fraction. Spelling, capitalisation and judgement are the filer’s own. What carries weight is repetition: the same component failing the same way across many filings, and whether the manufacturer eventually opened a recall for it.

Full record for the 2020 Hyundai Kona → · Every Kona year → · How the figures are calculated →