There are 2 owner-reported brakes complaints for the 2003 Lexus LXin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
LEXUS LX 470 2003 DRIVER FOOT REST BREAKS AWAY AND GETS LODGES UNDER THE BRAKE PEDAL PREVENTING SAFE STOP. *TR
WE EXPERIENCED A COMPLETE LOSS OF THE HYDRAULIC BRAKING SYSTEM ON OUR LEXUS LX 470 SUV WHILE DRIVING THE VEHICLE. SHORTLY AFTER THE INITIAL REPAIR (GROUNDING WIRE?) THE SYSTEM AGAIN FAILED. THE SYSTEM WAS AGAIN REPAIRED BY THE DEALERSHIP, WITH SUBSEQUENT LOSS OF THE BRAKING SYSTEM FOR A THIRD TIME ALMOST RESULTING IN A SERIOUS ACCIDENT (CHILDREN ON BOARD). THE DEALERSHIP CALLED IN THE FACTORY TECHNICIAN WHO DIAGNOSED A PROBLEM WITH THE ACTUATOR?AS OF THIS TIME THE BRAKES ARE STILL NOT WORKING EVEN AFTER REPAIR OF THE ACTUATOR. THIS VEHICLE IS A DEATH TRAP WAITING TO HAPPEN. I WAS READING SOME TECHNICAL BULLETINS AND UNDERSTAND THAT SOME LEXUS SUVS HAVE HAD A PROBLEM WITH THE BRAKE BOOSTER. THIS IS A LIFE OR DEATH ISSUE. VEHICLES LIKE THIS NEED TO BE RECALLED. *TR
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 May 4, 2026