2019 Hyundai Kona: engine stalls while driving

Filed Oct 20, 2026 · Engine, Transmission · FL

My 2019 Hyundai Kona (VIN: [XXX]) experiences violent shaking and complete engine stalling in active traffic when braking, creating an immediate safety hazard on public roads. This directly mirrors the failure mechanics of Safety Recall 203 ([XXX]). Upon inspection, physical evidence of massive silver aluminum metal flakes was discovered clogging the VVT solenoid mesh screens, originating from internal cylinder/piston ring degradation. However, the dealership Universal Hyundai in [XXX] (RO# XXX) issued a fraudulent diagnostic report stating 'no metal found' to evade recall liability. Hyundai Motor America subsequently closed corporate case XXXwithout an internal engine or borescope inspection. I have retrieved the vehicle under financial protest and possess full photographic evidence of the aluminum contamination. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Oct 16, 2026 · Engine · FL

While driving my 2019 Hyundai Kona with the 2.0L engine, the engine suddenly began making a loud knocking sound. Immediately after exiting the highway onto a main street, the vehicle stalled in active traffic, causing a sudden loss of motive power and creating a significant safety hazard. The first Hyundai dealership documented an engine knock and reported diagnostic trouble codes P0011, P0014, P0017, and P0366, involving camshaft timing and correlation. I was subsequently informed that the engine had suffered a catastrophic internal failure. A second Hyundai dealership later diagnosed a connecting-rod bearing failure affecting Cylinder 2. My vehicle is covered by Hyundai Recall 203, which concerns defective piston oil rings that can lead to abnormal oil consumption, engine damage, and potentially engine stalling. The vehicle previously passed Hyundai’s recall inspection/software procedure, but the engine has now experienced a catastrophic mechanical failure involving knocking and sudden stalling while driving. Hyundai has declined to replace the engine under the recall and has attributed the failure to an out-of-warranty maintenance/oil-related issue. I am also concerned about the reliability of the diagnostic process: the first dealership initially told me that a compression test had been performed and supported its conclusion about the engine failure, but later confirmed that no compression test had actually been performed. I am concerned that the prior recall remedy or inspection did not adequately identify or prevent the defect, and that an affected vehicle was allowed to remain in service until it suffered sudden engine failure and loss of motive power in traffic. I am requesting that the federal safety agency investigate whether this failure is related to Recall 203 and whether the recall remedy adequately protects owners whose vehicles initially passed the inspection but later experience engine damage, knocking, or stalling.

Filed Sep 14, 2026 · Engine · NY

Vehicle starting using extreme amounts of oil, lose acceleration and stalling while driving and making klicking noises. All symptoms point to Hyundai recall 203 (the federal safety agency campaign number 21V301000). Dealer and manufacturer refuse to fix it, citing lack of extended warranty and high mileage, as well as insist of oil consumption test that would require me to drive the vehicle for another 1000 miles for them to be able to determine the oil consumption. Because I don't fee it is safe to drive the vehicle, I declined the test, but was willing to allow the dealer's service employees to drive it. They refused. I ended up donating the vehicle to Kars for Kids and notified them about the situation.

Filed Sep 7, 2026 · Engine, Fuel system · TX

My 2019 Hyundai Kona SE (2.0L Nu MPI/Atkinson engine) was previously subject to the federal safety agency Recall 21V301000 (Hyundai Recall 203) for defective piston oil rings that can chip and cause accelerated oil consumption, engine knocking, and stalling. That recall's remedy was performed under a prior owner in December 2021. In November 2025, a Hyundai dealership installed a Cylinder Noise Diagnostic System (CNDS) software update (Service Campaign 974) specifically meant to detect this defect's vibration signature before it causes engine damage. Approximately 7,000-8,000 miles and about nine months after that software update, the vehicle stalled unexpectedly while being driven on two separate occasions, with no check-engine light or other warning beforehand. A third stall left the vehicle unable to restart. It was towed to a service station, which found no engine oil and no external leak. A Hyundai dealership subsequently diagnosed cracked valves that allowed approximately 5 quarts of oil to burn through the engine, and determined the engine requires complete replacement. This is the same failure mode (oil consumption/engine damage leading to stalling) that the original recall and the 2025 software update were both meant to prevent, and the software gave no advance warning before the stalling occurred. The vehicle and dealership diagnosis are available for inspection upon request.

Filed Jul 16, 2026 · Engine · TX

The vehicle suffered a sudden, severe loss of power while driving, causing the engine to stall unexpectedly. This created an immediate hazard to myself and other motorists on the road, as I was forced to navigate a dead vehicle out of active traffic without power steering or power braking assist. Prior to the total failure, the engine exhibited severe mechanical knocking, loss of acceleration, and high oil consumption without any visible external oil leaks. This engine failure is a direct result of the manufacturing defect detailed in the federal safety agency Safety Recall 203 (the federal safety agency Campaign 21V301000) concerning improperly heat-treated piston oil rings that cause severe cylinder scuffing and engine stall. Although the software update (Campaign 974) was previously completed on this VIN, the physical defect was never mechanically repaired. The software update failed to prevent the physical, defectively manufactured components from destroying the engine. Hyundai is refusing to honor the safety campaign and replace the failed engine because the recall database incorrectly lists the recall status as "completed."

Filed Jun 26, 2026 · Engine · FL

My 2019 Hyundai Kona has been burning oil, I’ve done great upkeep on it, including topping the oil off in between services. This is because it obviously has been burning oil, well recently it started stalling, then starting/turning it over has been acting up. The RPM’s have not been stable at all an I’ve ran two diagnostic test on it, they came back as a “camshaft error” I can’t remember the exact code at the moment. However the mechanics I have questioned said it’s probably from the oil pressure being messed up from the oil burning up. Whether it be the sensor not regulating properly or the engine itself not getting enough lubricant. I have heard from others with Hyundais an it’s not just Kona’s, people are saying they burn through their oil fairly quickly compared to other cars they’ve had. With that being said, the car now stalls in traffic and the check engine light came on finally, that’s when we first ran diagnostics. Which I have had diagnostics ran at one place I go to for oil changes, a one at a Meineke, and soon to be a third at Autozone because I need to get the exact code again. I’m worried because my mom an I have been sharing this vehicle and the stalling makes it dangerous, it can be put in neutral and restarted but I have a service appointment with a dealership to see what they can do, however I feel this is happening from something caused straight from the manufacturer, not improper care or overuse. So I’m filing a complaint because if you stall while crossing traffic and could not restart, or know how to restart it, you could get in a wreck. This all seemed to start happening as well right after the vehicle rolled over 100,000 miles, go figure right? An if you needed to inspect this happening it would not be hard to do, all you would have to do is turn over the engine, then drive it for a bit an it will eventually stall, an you could also see the RPM’s bouncing and the noises it makes.

Filed Jun 16, 2026 · Engine · 113,000 miles · GA

The contact owns a 2019 Hyundai Kona. The contact stated that the vehicle had experienced excessive oil consumption. The contact stated that while driving 70 MPH on the highway, the vehicle stalled. The contact was unable to pull over to the side of the road. The contact was able to restart the vehicle and continued driving. The contact stated that the failure recurred while driving into a parking lot. The battery warning light illuminated on several occasions. Additionally, the contact stated that the check engine and low oil pressure warning lights were intermittently illuminated. The vehicle was taken to Auto Zone and to an independent mechanic, where it was diagnosed and determined that the piston oil ring failure had caused low oil pressure, which resulted in the timing failure. The failure was related to the federal safety agency Campaign Number: 21V301000 (ENGINE). The dealer and the manufacturer were notified of the failure but denied a loaner vehicle or towing assistance to the dealer located 75 miles away. The vehicle was not repaired. The failure mileage was approximately 113,000.

Filed Jun 9, 2026 · Engine · 100,000 miles · TX

The contact owns a 2019 Hyundai Kona. The contact stated that while driving on several occasions at various speeds, the AWD warning light illuminated and was reset each time the vehicle was restarted. The contact also stated that over a couple of months, while downshifting, stopping, or decelerating, the vehicle stalled on several occasions. Additionally, the contact stated that while driving at approximately 30 MPH, the Check Engine warning light illuminated. The vehicle was then taken to an AutoZone, where a handheld diagnostic machine retrieved diagnostic trouble codes: P0017 (crankshaft) and P0171 (system too lean), and it was observed that the oil reservoir was empty. Two quarts of oil were added to the vehicle. The contact stated that after being serviced, the vehicle was idling high and stalled while driving at unknown speeds on several occasions. The vehicle was taken to a dealer, where it was diagnosed with a sheared timing pin, and it was determined that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was approximately 100,000.

Filed Jun 8, 2026 · Engine · 105,000 miles · TN

The contact owns a 2019 Hyundai Kona. The contact stated that while making left turns on several occasions, the vehicle stalled. The vehicle was shifted into park (P) and restarted. The vehicle was not diagnosed or repaired. However, during routine maintenance, an independent mechanic noticed that the oil reservoir was empty, and an oil change was completed. The manufacturer was notified of the failure. The failure mileage was approximately 105,000.

Filed Jun 4, 2026 · Electrical, Engine · CA

Vehicle (2019 Kona) is subject to Recall 203 (piston ring/bore defect). On XXX Puente Hills Hyundai refused the mandatory physcial inspection, instead attempting to charge $1,100 for 'leak repairs.' An independent inspection by Valvoline on XXX confirmed the engine is dry with no leaks, proving the dealer's claim was fraudulent. Following a recent ECU update, the vehicle triggered a P0420 code—a known symptom of the internal engine damage covered by Recall 203. My Hyundai Corporate Case (#XXX) is currently stalled as the dealer refuses to provide technician notes or perform the safety inspection. I am operating an unsafe vehicle with documented internal mechanical failure. Requesting immediate intervention for a physical cylinder inspection. Please refer to the attached document (SUMMARY OF EVENTS) for the full chronology, supporting evidence, and email correspondence related to the dealership's refusal to perform Recall 203. See attached PDF (Evidence_Email_Correspondence) for documentation of the dealership's refusal to provide technician notes and their unprofessional communication regarding this safety recall. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed May 22, 2026 · Engine · 78,000 miles · TX

The contact owns a 2019 Hyundai Kona. The contact observed excessive oil consumption, which has progressively caused the vehicle to stall 2 to 3 times per week. While the engine can be restarted, it idles and runs roughly immediately afterward. Additionally, the contact noted a distinct smell of burning oil exiting from the exhaust system. The contact referenced the federal safety agency Campaign Number: 21V301000 (ENGINE) however, the VIN was not included in the recall repair. The vehicle was taken to a independent mechanic where it was diagnosed to have excessive oil consumption. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was 78,000.

Filed May 20, 2026 · Engine · MA

Vehicle frequently and quietly stalls while driving in active traffic, creating an immediate safety hazard. Vehicle is a 2019 Kona with the 2.0L Nu MPI engine, which is the exact subject of the federal safety agency Safety Recall 21V301 (Recall 209). Hyundai Motor America (Case #42541672) is actively refusing to honor or inspect the vehicle under the safety recall mandates, claiming a lack of dealership service history overrides a federal safety defect.