分析
前年式（2019）は年あたり 22.1 件で、この年式より少ない。翌年式（2021）は年あたり 32.7 件で、この年式より多い。2020 年式は発売後2年間で 45 件の苦情を集め、同年式の平均的な車より20% 低い水準でした。
最も多い問題領域は燃料系統（苦情の 23.1%）で、次いでエンジン（20.0%）、電装（18.5%）です。燃料系統の苦情は、追跡中の全車種と比べて 5.3 倍の割合で発生しています。7 件（3.6%）は衝突または火災を伴い、負傷 5 件、死亡 0 件が報告されています。
報告された事象の半数は年式開始から 53 か月以内に発生し、最も多い時期は3〜5年目（35%）でした。直近12か月の新規苦情は 44 件で、その前の12か月は 35 件。26% の増加です。
NHTSA はこの年式について4 件の安全リコールを掲載しています。この年式は 2 件の NHTSA 調査の対象で、最新は「Pedestrian alert sounds」（欠陥申立て、2023-01-27 開始、2023-08-07 に終了）です。
安全リコール (4)
FUEL SYSTEM, GASOLINE 番号 25V796000 · 2025-11-18
概要: Hyundai Motor America (Hyundai) is recalling certain 2020-2023 Sonata vehicles. A damaged check valve can allow air to enter the fuel tank, causing it to expand and contact hot exhaust components, melting the tank.
リスク: A melted fuel tank can leak, increasing the risk of a fire.
対策: Dealers will inspect and replace the check valve. The fuel tank assembly will be inspected for damage and replaced if necessary. Additionally, dealers will inspect and update the engine control unit software. All repairs will be performed as necessary, free of charge. Owner notification letters were mailed beginning March 13, 2026. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 286. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on November 19, 2025.
LATCHES/LOCKS/LINKAGES:TRUNK LID:LATCH 番号 22V196000 · 2022-03-28
概要: Hyundai Motor America (Hyundai) is recalling certain 2020 Sonata and Sonata Hybrid, and 2019 Genesis G70 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."
リスク: A person inside the trunk compartment may become trapped, increasing their risk of injury.
対策: Dealers will inspect the trunk latch and replace the trunk latch base, as necessary, free of charge. Owner notification letters were mailed May 26, 2022. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 221/010G.
ELECTRICAL SYSTEM:SOFTWARE 番号 20V213000 · 2020-04-09
概要: Hyundai Motor America (Hyundai) is recalling certain 2020 Nexo and Sonata vehicles. The Remote Smart Parking Assist (RSPA) software may fail to prevent vehicle movement upon detection of an RSPA system malfunction.
リスク: Unintended vehicle movement increases the risk of a crash.
対策: Hyundai will notify owners, and dealers will reprogram the RSPA software, free of charge. The recall began June 3, 2020. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 191.
EQUIPMENT:OTHER:LABELS 番号 20V122000 · 2020-02-28
概要: Hyundai Motor America (Hyundai) is recalling certain 2020 Sonata vehicles produced between October 22, 2019 and February 13, 2020. The tire pressure label inside the driver's door and the owner's manual state an incorrect tire size. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 110, "Tire Selection and Rims."
リスク: The incorrect tire information may mislead the vehicle owner to install the wrong tire size, potentially affecting vehicle handling,
increasing the risk of a crash.
対策: Hyundai will notify owners, and dealers will install new label stickers over the tire pressure label and in the owner's manual, free of charge. The recall began April 22, 2020. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 190.
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