2016 Kia Soul: engine stalls while driving

Filed Sep 24, 2026 · Engine · CA

The engine long-block assembly suffered a catastrophic, terminal internal collapse and sudden stall due to abrasive substrate particle ingestion from a previously failed, melted manifold catalytic converter under Safety Recall SC176 (the federal safety agency Campaign 19V120000). The vehicle has been extracted to preserve evidence and is available for immediate physical inspection. The vehicle suffered a complete, sudden loss of motive power and stalled while traveling at high speeds on a busy public highway. It went into an un-accelerated limp mode, creating an immediate hazard of a high-speed rear-end collision on the highway shoulder. Authorized franchise facility Garden Grove Kia officially confirmed the terminal block failure under Repair Order #6238999. A diagnostic scan confirmed multi-cylinder misfires (P0300–P0304). A physical compression test confirmed a terminal drop to 59.6 psi in Cylinder 2, and an internal camera borescope confirmed a catastrophic internal Cylinder 2 wall crash damage not sealing alongside a fractured spark plug tip inside Cylinder 4. The dealership officially recommended a total engine replacement. The vehicle was inspected by a certified franchise dealer technician representing the manufacturer. A formal enforcement case has been opened regarding this vehicle asset and documentation file with the California Bureau of Automotive Repair (BAR) under Reference Case #669B-C5PDRP

Filed Sep 16, 2026 · Fuel system · AZ

Component or system: Catalytic converter (exhaust emissions system). The converter is physically restricted due to substrate damage consistent with the defect identified in the federal safety agency Campaign 19V120 / Kia Recall SC176. The restriction limits engine RPM to approximately 3,000 under all conditions. The vehicle is available for inspection at any authorized Kia dealership. No DTC is stored because the restriction has not yet degraded catalytic efficiency below the ECU's threshold — the catalyst is still chemically functional but physically blocked. Safety risk: The RPM limitation prevents the vehicle from accelerating past ~3,000 RPM, creating a significant hazard when merging onto highways, passing in traffic, or climbing grades with risk of fire. The recall notice identifies the risk as "abnormal engine combustion and damage to pistons and possible piston connecting rod failure," which can result in sudden engine stall while in motion. The restriction is progressive and will worsen, increasing the likelihood of complete power loss. Reproduced or confirmed by a dealer: The vehicle was inspected at an authorized Kia dealer. The dealer scanned for DTCs, found none, and declined to perform the recall remedy (catalytic converter replacement) on the basis that P0420 had not been stored. The dealer confirmed catilitic converter was clogged.

Filed Aug 24, 2026 · Acceleration, Engine · TX

Incident Overview & Vehicle Record Vehicle: 2016 Kia Soul Purchase Date: June 30, 2024 (Purchased from AutoNation Plano as 2nd owner) Incident Date: June 19, 2025 (Stalled on road at 113,000 miles) Current Location: Group1 Kia South Austin (Towed on July 8, 2025) Diagnosis: Severe internal engine failure (rod bearing defect) Current Status: Warranty extension claim denied by dealership due to missing Knock Sensor Detection System (KSDS) software update. We are 2nd user and this defects is due to manufectuer problem not user. Kia never issued recall regarding this matter.

Filed Aug 23, 2026 · Engine · CA

I am filing a formal safety compliance complaint regarding my 2016 Kia Soul (1.6L GDI engine) and a structural failure of the exhaust/catalytic converter system related to the federal safety agency Campaign 19V120000 / Recall SC176. The vehicle has thrown a persistent P0420 Check Engine Code (Catalyst System Efficiency Below Threshold) and is experiencing unsafe driving conditions, including severe power loss and sudden engine stalling in active traffic. Authorized franchise Valley Kia of Modesto has refused to honor the safety recall framework. They have denied federal compliance by refusing to perform the mandated exhaust inspections, engine combustion tests, or hardware replacement under the open recall guidelines, falsely claiming prior software updates absolve them of replacing the failed physical hardware. Corporate Case #26299283 was opened on August 19, 2026, but the franchise continues to operate in complete non-compliance with federal motor vehicle safety standards, leaving an active fire and stalling hazard unresolved.

Filed Aug 12, 2026 · Engine · 59,242 miles · CA · 1 injury

The contact's grandmother owns a 2016 Kia Soul. The contact stated that while his grandmother was driving at an undisclosed speed, the engine overheated. No warning lights were illuminated. The contact stated that due to the failure and the outside temperatures, his grandmother was stuck inside the inoperable vehicle. The contact's grandmother sustained a heat stroke while waiting for assistance. The contact's grandmother was transported to the hospital. The vehicle was taken to Firestone, where DTC: P0420 and P0302 were retrieved. The contact was informed that the codes indicated an engine misfire. While driving to Firestone, the failure reoccurred, and the vehicle stalled. The contact was advised to take the vehicle to the dealer for assistance. The vehicle was towed to the dealer; however, the failure was not duplicated. In addition, the vehicle was repaired under the federal safety agency Campaign Number: 19V120000 (Engine, Engine and Engine Cooling); in 2021. The manufacturer was made aware of the failure, and a case was filed. The failure mileage was approximately 59,242.

Filed Aug 5, 2026 · Engine · WA

My 2016 Kia Soul is a 2.0L Gasoline Direct Injection engine. 1 prior recall for Kia Souls have occurred, which is seemingly identical to my issue. Recall SC176 addresses Kia Souls with the 1.6L engine, and it just so happens my issue is the same. Kia also issued a response to knock issues with the Soul 2.0L MPI engine, the KSDS Campaign, where Kia rolled out the Knock Sensor Detection System software update (Campaign SC200) to monitor for connecting rod bearing. I have the GDI so this was not available to me. The catalytic converter is damaged from piston corrosion. The engine hasn't been properly powering the car to allow it to accelerate, nearing stall from stop, and when trying to upshifting. Power loss combines with a regular whistling noise, and occasional knock noise. Kia has been having similar issues with their varying Soul models. They have attempted to limit the scope of what fixes they'll provide, but clearly the scope was not broad enough. The first symptom of this issue occurred several months ago, at which point I made an appointment asap with Kia, the soonest of which was almost 2 months later.

Filed Jun 23, 2026 · Engine, Transmission · FL

What component or system failed or malfunctioned, and is it available for inspection upon request? The vehicle is a 2016 Kia Soul 1.6L GDI with approximately 83,000 miles. The vehicle experienced engine performance issues, loss of power, and stalling. A Kia dealership diagnosed a failed/melted catalytic converter and reported metal shavings in the engine oil. The vehicle has not been repaired and is available for inspection upon request. How was your safety or the safety of others put at risk? The vehicle stalls and loses power, creating a safety hazard while driving in traffic. A sudden loss of power increases the risk of being struck by another vehicle and makes it difficult to safely maintain speed, merge, or cross intersections. Because the vehicle is unreliable and may stall unexpectedly, I do not consider it safe to operate. Has the problem been reproduced or confirmed by a dealer or independent service center? Yes. The condition was confirmed by an authorized Kia dealership. The dealership diagnosed a clogged/melted catalytic converter and reported metal shavings in the engine oil. The dealership advised that the catalytic converter must be replaced before they would perform further engine diagnosis. Has the vehicle or component been inspected by the manufacturer, police, insurance representatives, or others? The vehicle was inspected by an authorized Kia dealership. Kia Customer Care was notified of the issue and reviewed the claim but declined assistance. To my knowledge, the vehicle has not been inspected by a Kia field engineer, police agency, or insurance investigator. Were there any warning lamps, messages, or other symptoms prior to the failure, and when did they first appear? Yes. The vehicle experienced drivability issues, loss of power, and check engine light illumination. Diagnostic trouble codes reported included P0420, P2191, and P2196. The symptoms progressively worsened and eventually resulted in severe performance issues and stalling.

Filed May 20, 2026 · Engine · 120,786 miles · GA

The contact owns a 2016 Kia Soul. The contact stated that while driving at various speeds the vehicle suddenly stalled. During the failure the odor of fuel was present. The failure had occurred on several occasions. The vehicle was towed to an independent mechanic who diagnosed that catalytic converter and damaged exhaust muffler. The vehicle was not repaired. The manufacturer and local dealer were not contacted. The contact indicated that the catalytic converter was previously replaced but the failure had reoccurred. The failure mileage was 120,786

Filed Apr 26, 2026 · Engine, Fuel system · GA

I am reporting a safety concern related to the federal safety agency Recall 19V120 involving my Kia Soul. The recall identifies a defect related to catalytic converter overheating, which can lead to engine damage, stalling, and increased risk of fire. My vehicle is currently experiencing an illuminated check engine light and unsafe driving conditions. During service evaluation at Kia of Columbus, I was informed that my vehicle has a catalytic converter blockage contributing to these issues. However, I was also told that my vehicle does not qualify for recall repair because no engine code was detected during diagnostics. This is concerning, as the vehicle is actively exhibiting symptoms consistent with the recall condition, including a confirmed catalytic converter issue and an illuminated malfunction indicator lamp. Despite this, I was denied full recall coverage and instead offered a goodwill repair requiring me to pay 50% of the cost. I believe this situation represents a failure to properly apply recall criteria and raises concerns regarding customer safety, as the vehicle may be at risk for engine failure or fire. I am requesting further review of this matter and investigation into the handling of this recall by the servicing dealership.

Filed Apr 22, 2026 · Engine · 105,000 miles · PA

The contact owns a 2016 Kia Soul. The contact stated that while driving at 55 MPH, the check engine warning light illuminated, and the vehicle stalled. Upon further research, the contact associated the failure with the federal safety agency Campaign Number: 19V120000 (Engine, Engine and Engine Cooling). The vehicle was taken to an independent mechanic who determined that the catalytic converter needed to be replaced. The mechanic informed the contact that the inside of the catalytic converter had melted, but there was no fire. The vehicle was repaired, but the failure reoccurred. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was contacted and referred the contact to the federal safety agency Hotline to report the failure. The failure mileage was approximately 105,000.

Filed Mar 4, 2026 · Engine · 120,000 miles · TX

The contact owns a 2016 Kia Soul. The contact stated that while driving at an undisclosed speed, the vehicle shut off while driving on a ramp, and the vehicle coasted to the side of the road. The vehicle lost automotive power and stalled in a high-traffic area, creating a safety risk. The vehicle was towed to an independent mechanic, where it was diagnosed, and the vehicle was associated with the federal safety agency Campaign Number: 19V120000 (Engine, Engine and Engine Cooling). The dealer was not notified of the failure. The vehicle was repaired but the vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 120,000.

Filed Feb 17, 2026 · Engine, Transmission · FL

SUBJECT: Engine → Stall → Loss of power while driving: While driving normally, the vehicle began losing power and could not accelerate properly. The engine warning light illuminated and the vehicle repeatedly entered a reduced-power condition where it could barely maintain speed. The vehicle would stall while driving and then restart after sitting. This occurred multiple times over a period of time and progressively worsened. The engine also began consuming large amounts of oil between oil changes. Eventually the engine suffered catastrophic failure and would no longer run. A dealership later stated internal engine damage was present, including a failed valve and spark plug damage. The vehicle is currently at a dealership and available for inspection. The loss of power and stalling created a safety hazard because the vehicle could not maintain normal traffic speed and could have been struck by other vehicles. The problem was confirmed by a dealership service department. Warning lights were present prior to final failure and appeared during the loss of power events.