NHTSA recall 20V746000
A recall listed here may apply to a vehicle of this year, make and model. Only the manufacturer can say whether it applies to one vehicle: check the VIN with the official lookups.
| Published by | NHTSA (United States) |
|---|---|
| Campaign number | 20V746000 |
| Manufacturer's number | 198 |
| Manufacturer | Hyundai Motor America |
| Reported | 2020-12-01 |
| Owners notified | 2021-03-31 |
| Component | ENGINE |
| Units potentially affected | 128948 |
| Part numbers | 21101-2GK00, 191TH-2GA56, 187TH-2GA57, 1D541-2EU04, 174N1-2BU0*, 175N1-2BU0* |
| Report | Annual report 3, for 2025 quarter 1 to 2025 quarter 4 |
|---|---|
| Filed with NHTSA | 2026-01-28 |
| Vehicles in the campaign | 128948 |
| Reported remedied | 90110 (69%) |
| Reported unreachable | 3009 |
| Reported removed | 17058 |
These are the manufacturer's totals for the whole campaign at the end of 2025 quarter 4, as filed with NHTSA. They do not say whether one vehicle has been remedied: check the VIN with the official lookups. The reports are from data as of 2026-10-19.
What is wrong
Hyundai Motor America (Hyundai) is recalling certain 2015-2016 Veloster, 2012 Santa Fe, 2011-2013 Sonata Hybrid, and 2016 Sonata Hybrid vehicles. The connecting rod bearings inside the engine may wear prematurely, which over time can result in engine damage.
What can happen
A damaged engine can increase the risk of a fire or it can cause an engine stall, increasing the risk of a crash.
The remedy
Hyundai will notify owners, and dealers will inspect the engine. If bearing damage is found, the engine will be replaced. Dealers will also install a software update containing a new Knock Sensor Detection System (KSDS). Repairs will be performed free of charge. The recall began March 31, 2021. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 198.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
| 2012 HYUNDAI SANTA FE | |
|---|---|
| 2011 HYUNDAI SONATA HYBRID | Listed as a series or trim of this model. |
| 2012 HYUNDAI SONATA HYBRID | Listed as a series or trim of this model. |
| 2013 HYUNDAI SONATA HYBRID | Listed as a series or trim of this model. |
| 2016 HYUNDAI SONATA HYBRID | Listed as a series or trim of this model. |
| 2015 HYUNDAI VELOSTER | |
| 2016 HYUNDAI VELOSTER |
A vehicle with no link is not in this site's catalog, which covers cars, multipurpose vehicles and trucks by model year. The campaign is from data as of 2026-10-19.
Investigated as PE19003
This recall followed 1 NHTSA investigation. An investigation is NHTSA looking into a possible defect. It is not a finding that a defect exists, and it does not say that any one vehicle is affected.
| PE19003 | Preliminary evaluation, opened 2019-03-29, closed 2021-12-22. Non-crash Vehicle Fires. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:STARTER ASSEMBLY; ELECTRICAL SYSTEM:STARTER ASSEMBLY:RELAY; ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID; ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD; ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH; ELECTRICAL SYSTEM:WIRING: REAR COMPARTMENT/TRUNK; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN; ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS; ENGINE AND ENGINE COOLING:COOLING SYSTEM; ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY; ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:ENGINE; ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV); ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE); ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE; ENGINE AND ENGINE COOLING; ENGINE; EXTERIOR LIGHTING:BACK UP LIGHTS; EXTERIOR LIGHTING:BACK UP LIGHTS:SWITCH; EXTERIOR LIGHTING:BRAKE LIGHTS; EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH; EXTERIOR LIGHTING:FOG LIGHTS; EXTERIOR LIGHTING:FOG LIGHTS:SWITCH; EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS; EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS:SWITCH; EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS:UNIT; EXTERIOR LIGHTING:HEADLIGHTS:CONCEALMENT DEVICES; EXTERIOR LIGHTING:HEADLIGHTS:HIGH/LOW BEAM DIMMER SWITCH; EXTERIOR LIGHTING:HEADLIGHTS; EXTERIOR LIGHTING:HEADLIGHTS:SWITCH; EXTERIOR LIGHTING; EXTERIOR LIGHTING:TAIL LIGHTS; EXTERIOR LIGHTING:TAIL LIGHTS:SWITCH; EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT; EXTERIOR LIGHTING:TURN SIGNAL; EXTERIOR LIGHTING:TURN SIGNAL:SWITCH; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS; FUEL SYSTEM, GASOLINE:DELIVERY; FUEL SYSTEM, GASOLINE; UNKNOWN OR OTHER. |
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From NHTSA's investigation file, as of 2026-10-19. The JSON has NHTSA's summary of each.
Bulletins for the same vehicles and component
| 26-EM-016H TSB | 2026-10-14. Service bulletin. Some vehicles equipped with internal combustion engines may exhibit higher-than-expected engine oil consumption. This bulletin outlines the combustion chamber cleaning procedure for vehicles diagnosed with this condition. All internal combustion engines consume some engine oil during normal operation, depending on driving conditions and mileage, and this procedure should only be performed when deemed necessary based on inspection and diagnosis of the vehicle as outlined in TSB 26-EM-015H, Engine Oil Consumption – Inspection & Repair Guidelines, or the latest revision. |
|---|---|
| 26-EM-015H TSB | 2026-10-13. Service bulletin. Certain vehicles equipped with internal combustion engines may exhibit higher-than-expected engine oil consumption. This bulletin provides the inspection and repair procedures for vehicles exhibiting this condition. All internal combustion engines consume engine oil as part of normal engine operation. Oil consumption rates may vary based on mileage, operating conditions, driving habits, and maintenance history. Hyundai recommends following the prescribed maintenance schedule and periodically checking the engine oil level using the dipstick to maintain proper engine oil level. |
| 9C2 060518 | 2026-06-06. Service campaign. Following completion of Service Campaign 9C2 (Theta II Emissions Improvement), certain vehicles may exhibit a brief hesitation or rough shifting condition during cold start operation. If present, this condition is expected to occur only within approximately the first 1-3 minutes after engine start, while the catalyst is reaching its normal operating temperature. |
| 9C2 DCS 260518 | 2026-06-06. Service campaign. Following completion of Service Campaign 9C2 (Theta II Emissions Improvement), certain vehicles may exhibit a brief hesitation or rough shifting condition during cold start operation. If present, this condition is expected to occur only within approximately the first 1-3 minutes after engine start, while the catalyst is reaching its normal operating temperature. |
| 26-01-013H-2 DN | 2026-06-06. Service campaign. Certain Santa Fe (TMA), Santa Fe Sport (AN), Sonata (LFA), and Tucson (TL) vehicles equipped with Theta II engines may exhibit elevated engine-out emissions. The California Air Resources Board has determined that these vehicles may be releasing air pollutants which exceed Federal and California standards. |
| 26-01-013H-2 TSB | 2026-06-06. Service campaign. Certain Santa Fe (TMA), Santa Fe Sport (AN), Sonata (LFA), and Tucson (TL) vehicles equipped with Theta II engines may exhibit elevated engine-out emissions. This bulletin provides instructions for updating the Engine Control Module (ECM) to address this condition. |
| 9C2 OL | 2026-04-22. Service campaign. Certain 2019 – 2020 model year Santa Fe, 2017 – 2018 model year Santa Fe Sport, 2015 – 2019 model year Sonata, and 2018 – 2021 model year Tucson vehicles may exhibit elevated engine-out emissions. Hyundai is conducting a service campaign to update the Engine Control Module (ECM) Software for vehicles equipped with the (2.4 GDI) Theta II engine to improve engine combustion and fuel trim adaptations. |
| 26-EE-003H TSB | 2026-04-21. Service bulletin. Some vehicles may exhibit difficulty starting in cold weather. This bulletin provides the procedure to perform an inspection on the starter magnetic switch for potential freezing and, if necessary, replace the starter magnetic switch (solenoid) assembly. |
| 9C2 Susp DCS | 2026-04-02. Service campaign. Hyundai Motor America is currently investigating an ongoing issue with software GDS event #1383 related to 2015MY Sonata (LFA) 2.4L vehicles. The matter is currently being investigated for a resolution as soon as possible. The impacted vehicles related to this event will not show open on the VIN in WebDCS while this event is under suspension. |
| 9C2 Susp DN | 2026-04-02. Service campaign. Hyundai Motor America is currently investigating an ongoing issue with software GDS event #1383 related to 2015MY Sonata (LFA) 2.4L vehicles. The matter is currently being investigated for a resolution as soon as possible. The impacted vehicles related to this event will not show open on the VIN in WebDCS while this event is under suspension. |
A bulletin is the manufacturer's note to its dealers. It is not part of this recall.