{"id":"2018_hyundai_sonata","make":"Hyundai","make_slug":"hyundai","model":"Sonata","model_slug":"sonata","year":2018,"url":"/hyundai/sonata/2018/","pts":["phev","hev","gas"],"configs":[{"id":40066,"model":"Sonata Plug-in Hybrid","pt":"phev","drive":"Front-Wheel Drive","trany":"Automatic (AM6)","cyl":4,"displ":2.0,"eng":"SIDI; PHEV","turbo":false,"super":false,"start_stop":true,"city":37,"hwy":42,"comb":39,"cityA":99,"hwyA":100,"combA":99,"kwh100":34.0,"range":null,"range_city":null,"range_hwy":null,"erange":28.0,"phev_comb":59,"charge240":2.7,"charge240b":0.0,"charger":"","charger_b":"","motor":"50 kW IPMSM","fuel":"Regular Gas and Electricity","vclass":"Midsize Cars","co2":100,"fe_score":10,"ghg_score":10,"fuel_cost":1600,"save_spend":5500,"guzzler":false,"mfr_code":"HYX","modified":"Fri Mar 25 00:00:00 EDT 2022"},{"id":39899,"model":"Sonata Hybrid SE","pt":"hev","drive":"Front-Wheel Drive","trany":"Automatic (AM6)","cyl":4,"displ":2.0,"eng":"SIDI","turbo":false,"super":false,"start_stop":true,"city":40,"hwy":46,"comb":42,"cityA":0,"hwyA":0,"combA":0,"kwh100":null,"range":null,"range_city":null,"range_hwy":null,"erange":null,"phev_comb":null,"charge240":null,"charge240b":null,"charger":"","charger_b":"","motor":"270V Li-Ion","fuel":"Regular","vclass":"Midsize Cars","co2":212,"fe_score":9,"ghg_score":9,"fuel_cost":1500,"save_spend":3750,"guzzler":false,"mfr_code":"HYX","modified":"Mon Dec 03 00:00:00 EST 2018"},{"id":39898,"model":"Sonata Hybrid","pt":"hev","drive":"Front-Wheel Drive","trany":"Automatic (AM6)","cyl":4,"displ":2.0,"eng":"SIDI","turbo":false,"super":false,"start_stop":true,"city":39,"hwy":44,"comb":41,"cityA":0,"hwyA":0,"combA":0,"kwh100":null,"range":null,"range_city":null,"range_hwy":null,"erange":null,"phev_comb":null,"charge240":null,"charge240b":null,"charger":"","charger_b":"","motor":"270V Li-Ion","fuel":"Regular","vclass":"Midsize Cars","co2":217,"fe_score":9,"ghg_score":9,"fuel_cost":1500,"save_spend":3750,"guzzler":false,"mfr_code":"HYX","modified":"Mon Dec 03 00:00:00 EST 2018"},{"id":39063,"model":"Sonata","pt":"gas","drive":"Front-Wheel Drive","trany":"Automatic (AM7)","cyl":4,"displ":1.6,"eng":"SIDI","turbo":true,"super":false,"start_stop":false,"city":28,"hwy":37,"comb":31,"cityA":0,"hwyA":0,"combA":0,"kwh100":null,"range":null,"range_city":null,"range_hwy":null,"erange":null,"phev_comb":null,"charge240":null,"charge240b":null,"charger":"","charger_b":"","motor":"","fuel":"Regular","vclass":"Large Cars","co2":284,"fe_score":7,"ghg_score":7,"fuel_cost":2000,"save_spend":1250,"guzzler":false,"mfr_code":"HYX","modified":"Wed Oct 11 00:00:00 EDT 2017"},{"id":38664,"model":"Sonata SE","pt":"gas","drive":"Front-Wheel Drive","trany":"Automatic (S6)","cyl":4,"displ":2.4,"eng":"SIDI","turbo":false,"super":false,"start_stop":false,"city":25,"hwy":36,"comb":29,"cityA":0,"hwyA":0,"combA":0,"kwh100":null,"range":null,"range_city":null,"range_hwy":null,"erange":null,"phev_comb":null,"charge240":null,"charge240b":null,"charger":"","charger_b":"","motor":"","fuel":"Regular","vclass":"Large Cars","co2":308,"fe_score":6,"ghg_score":6,"fuel_cost":2150,"save_spend":500,"guzzler":false,"mfr_code":"HYX","modified":"Thu Jul 13 00:00:00 EDT 2017"},{"id":38663,"model":"Sonata","pt":"gas","drive":"Front-Wheel Drive","trany":"Automatic (S6)","cyl":4,"displ":2.4,"eng":"SIDI","turbo":false,"super":false,"start_stop":false,"city":25,"hwy":35,"comb":28,"cityA":0,"hwyA":0,"combA":0,"kwh100":null,"range":null,"range_city":null,"range_hwy":null,"erange":null,"phev_comb":null,"charge240":null,"charge240b":null,"charger":"","charger_b":"","motor":"","fuel":"Regular","vclass":"Large Cars","co2":316,"fe_score":6,"ghg_score":6,"fuel_cost":2250,"save_spend":0,"guzzler":false,"mfr_code":"HYX","modified":"Thu Jul 13 00:00:00 EDT 2017"},{"id":38719,"model":"Sonata","pt":"gas","drive":"Front-Wheel Drive","trany":"Automatic (S8)","cyl":4,"displ":2.0,"eng":"SIDI","turbo":true,"super":false,"start_stop":false,"city":23,"hwy":32,"comb":26,"cityA":0,"hwyA":0,"combA":0,"kwh100":null,"range":null,"range_city":null,"range_hwy":null,"erange":null,"phev_comb":null,"charge240":null,"charge240b":null,"charger":"","charger_b":"","motor":"","fuel":"Regular","vclass":"Large Cars","co2":342,"fe_score":5,"ghg_score":5,"fuel_cost":2400,"save_spend":-750,"guzzler":false,"mfr_code":"HYX","modified":"Thu Jul 13 00:00:00 EDT 2017"}],"vclass":"Large Cars","segment":"Large car","epa_certified":true,"recalls":[{"campaign":"21V619000","component":"LATCHES/LOCKS/LINKAGES:TRUNK LID:LATCH","mfr":"Hyundai Motor America","reported":"2021-08-06","owner_notified":"2021-12-04","units":348158,"summary":"Hyundai Motor America (Hyundai) is recalling certain 2017-2018 Sonata, 2016-2018 Sonata Hybrid, 2018-2020 Accent, and 2016-2017 Azera vehicles.  The trunk latch may become damaged, preventing the opening of the trunk from the inside.  As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 401, \"Internal Trunk Release.\"","consequence":"A person inside the trunk compartment may become trapped, increasing their risk of injury.","remedy":"Dealers will replace the trunk latch base, free of charge.  Owner notification letters were mailed December 4, 2021.  Owners may contact Hyundai customer service at 1-855-371-9460.  Hyundai's number for this recall is 208.","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.nhtsa.gov.","park_outside":false,"do_not_drive":false,"mfr_campaign":"208","initiated_by":"MFR","variants":[],"severity":"moderate"},{"campaign":"18V166000","component":"HYBRID PROPULSION SYSTEM","mfr":"Hyundai Motor America","reported":"2018-03-12","owner_notified":"2018-05-02","units":2840,"summary":"Hyundai Motor America (Hyundai) is recalling certain 2016-2018 Hyundai Sonata Plug-In Hybrid vehicles.  These vehicles are equipped with a Voltage Protection Device (VPD), designed to protect the high voltage battery module, that may activate inadvertently.","consequence":"If the VPD activates while the vehicle is being operated in Electric Vehicle (EV) mode, there may be a loss of power, increasing the risk of a crash.","remedy":"Hyundai will notify owners, and dealers will remove the VPD switch and install a new Battery Management System (BMS) that contains an Overvoltage Protection Device (OPD).  The recall is expected to begin May 2018.  Owners may contact Hyundai customer service at 1-855-371-9460.  Hyundai's number for this recall is 175.","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.","park_outside":false,"do_not_drive":false,"mfr_campaign":"175","initiated_by":"MFR","variants":["phev"],"severity":"high"}],"recall_count":2,"critical_count":0,"park_outside":false,"do_not_drive":false,"score":86,"grade":"B","complaints":{"count":380,"crash":18,"fire":13,"injured":21,"deaths":1,"comps":[["Engine",214],["Electrical System",62],["Unspecified",58],["Power Train",41],["Fuel/Propulsion System",31],["Exterior Lighting",24]],"by_year":{"2017":1,"2018":18,"2019":64,"2020":18,"2021":22,"2022":41,"2023":55,"2024":45,"2025":82,"2026":34},"excerpts":[["2024-01-11","Electrical System","I was driving on the freeway and my car lost all power. My indicator dash board flashed lights and a loud beeping sound. The warning lights flashed to check my hybrid system and turn engine off, HEV. My car immediately lost power and turned off. I was on the freeway, I almost got into an accident, cars were honking at \u2026"],["2022-07-29","Engine","The issue that I am having with my 2018 Hyundai Sonata is excessive oil consumption. And yes the vehicle is available for inspection. My family and I are put at risk because of the high oil consumption the engine may seize at any time. I have been told that not only is the engine is at risk but also the exhaust system \u2026"],["2022-07-15","Steering","I was driving and tried to make a turn when the steering wheel gave out on me unexpectedly. This lead my car to continue forward onto the other lane of oncoming traffic. The steering wheel signal also turned on. When my car was finally able to turn and I arrived at my destination, I parked my car for 2 hrs. After it wa\u2026"]]},"investigations":[{"action":"DP22005","component":"ELECTRICAL SYSTEM:PROPULSION SYSTEM","opened":"2023-01-27","closed":"2023-08-07","campaign":"22V063000","subject":"Pedestrian alert sounds","summary":"NHTSA received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at NHTSA.gov under ODI Number 11486072. FMVSS 141 establishes performance requirements for pedestrian alert sounds for motor vehicles. The standard applies to hybrid and electric vehicles that have a gross vehicle weight rating of 4,536 KG or less or are defined as low-speed vehicles. The standard became fully applicable to all such vehicles manufactured on or after March 1, 2021.On January 27, 2023, NHTSA opened Defect Petition (DP) 22-005 to evaluate the subject matt"},{"action":"DP22003","component":"ENGINE","opened":"2022-09-12","closed":"2023-12-12","campaign":"","subject":"Loss of Motive Power","summary":"The National Highway Traffic Safety Administration (NHTSA) received a letter dated July 13, 2022, petitioning the Agency to initiate a safety defect investigation into loss of motive power allegations attributed to oil drain pan assembly failures on certain Hyundai Motor America, Inc. and Kia America, Inc. vehicles spanning Model Years (MY) 2005-2021. The Petitioners cited examples of complaints indicating that the subject vehicles were experiencing rapid loss of engine oil due to oil drain plug back outs, resulting in loss of motive power and/or catastrophic engine damage. Additional complaints were provided which alleged that the oil drain pans lack sufficient structural integrity and are "},{"action":"EA19001","component":"AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE","opened":"2019-04-19","closed":"2024-09-19","campaign":"20V024","subject":"Electrical overstress","summary":"The Office of Defects Investigation (ODI) opened this investigation to determine if the failure of airbags to deploy during severe crashes, in certain vehicles, was the result of a safety related defect.\u00c2\u00a0 During the investigation a complex failure was studied that can result in non-deployment of subject vehicle air bags and other restraint system devices in severe crash events. The subject vehicles may be equipped with an airbag control unit (ACU) for the supplemental restraint system (SRS) Electronic Control Unit (ECU) manufactured by ZF-TRW. \u00c2\u00a0The ECU receives signals from crash sensors mounted in the vehicle and deploys the vehicle air bags and seat belt pretensioners in accordance with "}],"ncap":[{"desc":"4 DR FWD","overall":5,"frontal":5,"side":5,"rollover":4,"rollover_risk":0.105,"seats":5,"fcw":"No","ldw":"Optional","aeb":"Optional","esc":"","backup_cam":"","variant":null},{"desc":"4 DR FWD","overall":5,"frontal":5,"side":5,"rollover":4,"rollover_risk":0.105,"seats":5,"fcw":"No","ldw":"Optional","aeb":"Optional","esc":"","backup_cam":"","variant":"hev"}],"popularity":34,"headline":{"range":null,"mpg":42,"ncap":5,"complaints":380},"presskit_trims":[],"generated_at":"2026-09-11 06:27 UTC","sources":["EPA fueleconomy.gov","NHTSA recalls","NHTSA complaints","NHTSA NCAP","NHTSA investigations"]}