{"id":"2018_hyundai_ioniq","make":"Hyundai","make_slug":"hyundai","model":"Ioniq","model_slug":"ioniq","year":2018,"url":"/hyundai/ioniq/2018/","pts":["bev","phev","hev"],"configs":[{"id":39641,"model":"Ioniq Electric","pt":"bev","drive":"Front-Wheel Drive","trany":"Automatic (A1)","cyl":null,"displ":null,"eng":"","turbo":false,"super":false,"start_stop":false,"city":150,"hwy":122,"comb":136,"cityA":0,"hwyA":0,"combA":0,"kwh100":25.0,"range":124,"range_city":135,"range_hwy":110,"erange":null,"phev_comb":null,"charge240":4.0,"charge240b":0.0,"charger":"","charger_b":"","motor":"88 kW AC PMSM","fuel":"Electricity","vclass":"Midsize Cars","co2":0,"fe_score":10,"ghg_score":10,"fuel_cost":550,"save_spend":8500,"guzzler":false,"mfr_code":"HYX","modified":"Wed Feb 02 00:00:00 EST 2022"},{"id":39768,"model":"Ioniq Plug-in Hybrid","pt":"phev","drive":"Front-Wheel Drive","trany":"Automatic (AM6)","cyl":4,"displ":1.6,"eng":"SIDI; PHEV","turbo":false,"super":false,"start_stop":true,"city":53,"hwy":52,"comb":52,"cityA":123,"hwyA":114,"combA":119,"kwh100":28.0,"range":null,"range_city":null,"range_hwy":null,"erange":29.0,"phev_comb":76,"charge240":2.3,"charge240b":0.0,"charger":"","charger_b":"","motor":"32kW IPMSM","fuel":"Regular Gas and Electricity","vclass":"Midsize Cars","co2":75,"fe_score":10,"ghg_score":10,"fuel_cost":1200,"save_spend":7000,"guzzler":false,"mfr_code":"HYX","modified":"Fri Mar 25 00:00:00 EDT 2022"},{"id":39614,"model":"Ioniq Blue","pt":"hev","drive":"Front-Wheel Drive","trany":"Automatic (AM6)","cyl":4,"displ":1.6,"eng":"SIDI","turbo":false,"super":false,"start_stop":true,"city":57,"hwy":59,"comb":58,"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":"240V Li-Ion","fuel":"Regular","vclass":"Large Cars","co2":154,"fe_score":10,"ghg_score":10,"fuel_cost":1100,"save_spend":5750,"guzzler":false,"mfr_code":"HYX","modified":"Tue Feb 06 00:00:00 EST 2018"},{"id":39615,"model":"Ioniq","pt":"hev","drive":"Front-Wheel Drive","trany":"Automatic (AM6)","cyl":4,"displ":1.6,"eng":"SIDI","turbo":false,"super":false,"start_stop":true,"city":55,"hwy":54,"comb":55,"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":"240V Li-Ion","fuel":"Regular","vclass":"Large Cars","co2":163,"fe_score":10,"ghg_score":10,"fuel_cost":1150,"save_spend":5500,"guzzler":false,"mfr_code":"HYX","modified":"Tue Feb 06 00:00:00 EST 2018"}],"vclass":"Midsize Cars","segment":"Midsize car","recalls":[{"campaign":"22V459000","component":"HYBRID PROPULSION SYSTEM: INVERTER","mfr":"Hyundai Motor America","reported":"2022-06-28","owner_notified":"2022-08-23","units":10575,"summary":"Hyundai Motor America (Hyundai) is recalling certain 2017-2018 Ioniq HEV and Ionic PHV vehicles previously recalled under recall number 18V-704.  The Power Relay Assembly (PRA) located underneath the rear seat may overheat.","consequence":"An overheated PRA increases the risk of a fire.","remedy":"Dealers will inspect and replace the main relay or PRA, as necessary, free of charge.  Owner notification letters were mailed August 23, 2022.  Owners may contact Hyundai customer service at 1-855-371-9460.  Hyundai's number for this recall is 232.  This recall replaces NHTSA recall number 18V-704.  Vehicles already repaired under the previous recall will need to have the new remedy completed.","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":"232","initiated_by":"MFR","variants":["hev","phev"],"severity":"critical"},{"campaign":"21V944000","component":"ELECTRICAL SYSTEM:SOFTWARE","mfr":"Hyundai Motor America","reported":"2021-12-07","owner_notified":"2022-02-02","units":2679,"summary":"Hyundai Motor America (Hyundai) is recalling certain 2017-2019 Ioniq electric vehicles.  An unstable electrical ground may cause the vehicle to enter a fail-safe mode with reduced acceleration and power.  In certain conditions while in fail-safe mode, the vehicle may accelerate after the gas pedal is released.","consequence":"Unexpected acceleration following gas pedal release can increase the risk of a crash.","remedy":"Dealers will update the EPCU (Electric Power Control Unit) software and repair the ground wiring, free of charge.  Owner notification letters were mailed February 9, 2022.  Owners may contact Hyundai customer service at 1-855-371-9460.  Hyundai's number for this recall is 215.","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":"215","initiated_by":"MFR","variants":["bev"],"severity":"minor"},{"campaign":"18V704000","component":"HYBRID PROPULSION SYSTEM: INVERTER","mfr":"Hyundai Motor America","reported":"2018-10-05","owner_notified":"2019-02-28","units":10575,"summary":"Hyundai Motor America (Hyundai) is recalling certain 2017-2018 Hyundai Ioniq Hybrid and 2018 Ioniq Plug-In Hybrid vehicles.   The Main Relay within the Power Relay Assembly (PRA) may have inadequate connections between its contacts, causing increased electrical resistance.","consequence":"The increased electrical resistance can overheat the rear seat which is above the PRA, increasing the risk of a fire.","remedy":"Hyundai will notify owners, and dealers will inspect the Power Relay Assembly (PRA) for damage.  If no damage is found, the main relay will be replaced.  If damage is found, the PRA will be replaced.  These repairs will be performed free of charge.  The recall began February 28, 2019.  Owners may contact Hyundai customer service at 1-855-371-9460.  Hyundai's number for this recall is 178.","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":"178","initiated_by":"MFR","variants":["hev"],"severity":"critical"}],"recall_count":3,"critical_count":2,"park_outside":false,"do_not_drive":false,"score":67,"grade":"D","complaints":{"count":17,"crash":2,"fire":0,"injured":2,"deaths":0,"comps":[["Unspecified",4],["Electrical System",3],["Engine",3],["Power Train",3],["Vehicle Speed Control",2],["Service Brakes",1]],"by_year":{"2018":4,"2019":2,"2020":1,"2021":1,"2022":3,"2023":1,"2024":3,"2025":1,"2026":1},"excerpts":[["2025-11-25","Engine","My 2018 Hyundai Ioniq Hybrid has a safety-critical transmission defect. The vehicle slips violently from 1st to 2nd gear, loses acceleration, and causes unpredictable hesitation. This creates a danger when merging onto highways or crossing intersections. Hyundai refused goodwill assistance, denied escalation, and direc\u2026"],["2024-11-25","Air Bags","The contact owned a 2018 Hyundai Ioniq Hybrid. The contact stated while driving 75 MPH with her aunt in the front passenger's side seat, another vehicle suddenly merged into the contact's lane, causing the passenger's side of the vehicle to crash into the driver's side of the other vehicle. The vehicle then veered into\u2026"],["2024-10-11","Power Train","The clutch failed and the clutch and I believe the clutch actuator had to be replaced. It was not available for inspection upon request. My safety and the risk of others were compromised by the constant jerking and sputtering, of the gears that took place during vehicle operation. My acceleration was laggy and at some \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"}],"ncap":[],"popularity":999,"headline":{"range":124,"mpg":58,"ncap":null,"complaints":17},"presskit_trims":[],"generated_at":"2026-09-11 05:01 UTC","sources":["EPA fueleconomy.gov","NHTSA recalls","NHTSA complaints","NHTSA NCAP","NHTSA investigations"]}