There are 2 owner-reported brakes complaints for the 2020 Lexus ESin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
I was driving on a freeway. I had my adaptive cruise control turned on. The car in front of me slowed down. My adaptive cruise control did not slow me down so I applied the breaks. The breaks did not work. The breaks did not slow me down or stop me. My pre-collision system did not activate. I collided with the rear end of the car that was in front of me. I got displays on my car screen stating "Pre-Collision System Malfunction", "Breaking Power Low", and "Cruise Control Malfunction". The safety of ourselves and others definitely put the safety of ourselves and others at risk. We did not report this to the dealer. Our car was totaled. The vehicle components involved were not inspected to the best of our knowledge. The warning messages are described above. We do not know exactly when they appeared.
The contact owns a 2020 Lexus ES 350. The contact stated that while his father was driving at 35-37 MPH down a hill, he applied the brake pedal, but the brakes failed to respond. The contact continued to pump the brake pedal. The driver moved the gear shifter, attempting to slow down the vehicle. The driver crashed into a 2016 Mazda 3, which crashed into a 2017 Honda Civic. There was an unknown brake indicator light displayed. The passenger occupant sustained extreme chest and neck pain. The driver and passenger were provided medical attention. Additionally, the two occupants of the Mazda sustained leg and neck pain but no medical attention was provided. The unknown occupant (s) of the Honda sustained back, feet, neck, and head injuries, and medical attention was provided. The passenger occupant confirmed that the driver had pumped the brake pedal. The vehicle was towed to a lot. The air bags deployed. There was no reported fire. The contact tested the brakes and showed resistance. The contact had an independent mechanic test the vehicle, and the OBD reading showed no results. There was an indication of a low battery. A police report was filed. The police tested the vehicle and noted the brakes were functioning. The contact stated that a witness traveling behind the driver did not see any brake lights illuminate. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 30,000.
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