There are 3 owner-reported electrical system complaints for the 2020 Lexus RXin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The car started giving warnings as follows in the middle of the highway on [XXX], at [XXX] 3 hours away from Chicago In order 1- Hybrid Malfunction, 2- Changing from 4 wheel to 2 wheel 3- Emergency Stop Vehicle And the car was full of the smell of burning I immediately turned off the car and called Lexus Roadside and towed off the vehicle to the Lexus dealership in Naperville, IL. Later learnt that Filter box had caught fire and also burnt cables leading from it to the engine. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)
The contact owned a 2020 Lexus RX350. The contact stated that while making a left turn into a parking lot at approximately 10 MPH, the vehicle suddenly accelerated on its own and crashed into the side of a Walmart shopping store. The air bags deployed upon impact. The contact and her sister were both taken by ambulance to two separate hospitals. The contact was treated for fractures to her right hand and wrist; screws were placed in her right wrist and another was placed in between her index and middle right finger. The contact had additional X-rays performed on the right of her body where she experienced pain and soreness to the right side of her back and leg; as well as her breastplate. The contact's sister was treated for a fractured hip, spine, and breastplate. Both the contact and her sister attend physical therapy to treat their injuries. A police report was filed. The contact was uncertain if any property damage was caused by the accident. The vehicle was towed to an independent mechanic where it was deemed a total loss. The manufacturer was notified of the failure and an independent investigator was sent to investigate the failure; the cause of the failure had yet to be determined. The vehicle was destroyed due to the accident. The failure mileage was approximately 17,000.
CAR SHUTS OFF WHILE DRIVING
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026