NHTSA Complaint #11462848 — 2018 HYUNDAI SONATA HYBRID

ENGINE issue reported to NHTSA

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Complaint Details

ODI Number 11462848
Vehicle 2018 HYUNDAI SONATA HYBRID
Component ENGINE
Date of Incident
Date Filed
Mileage N/A miles
Crash No
Fire No
Injuries 0
Deaths 0
Vehicle Towed No
State FL

Consumer Description

Same problem with this 2018 Hyundai Sonata Limited Hybrid engine as the already recalled 2017 Sonata’s with the same 4 liter/direct fuel injection engines. At approximately 69,000 miles the problems and check engine light analyzed was done by Auto Zone and Brandon Hyundai (3 times each and finding additional problems each time). I have documentation. P1326 Knock Sensor indicated engine failure problems P0302 Cylinder 2 misfire (occurred next day after repair of this part) U0293 Lost communication with HEV Powertrain control module ( not charging hybrid U1004 H-CAN C135B-08 no code explanation given C1612-08 CAN time-out TCM C1611-08 CAN time-out EPS ECM C1614-08 CAN time-out HCU C2229-08 Towed to dealer for repair. These problems occurred from 4/18/22 to 4/27/22 3 times in less than 2 weeks. car still in service dept today 4/30/22 with no resolution. Failures continued to escalate after each service. Went into “Limp Home Mode” twice. Very unsafe to drive. Stalled, jerked and speed reduced. This happened on I-75 twice and once on Hwy 674. Felt in danger each time (especially the last time on 4/27/22). Turned on caution lights and tried to safely pull over. Check engine light blinking and many other engine lights came on. Brandon Hyundai said engine may need to be replaced, but then they want apply “bandaid temporary fixes”: like replace Cylinders again and now Knock Sensor; instead of addressing safety issues of a failing engine. These engines are unsafe! They need to be recalled and replaced before they could causing major accidents due to engines poor performance as it’s failing. The jerking and stalling put me in danger prior to being able to restart the engine to get off the road. Are these a possible fire hazard as well? I’m scared to drive it, whenever I get it back from the dealers service department!

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