There are 3 owner-reported speed control & cruise complaints for the 2003 Lexus LSin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
TL* THE CONTACT OWNS A 2003 LEXUS LS430. THE CONTACT STATED THAT WHILE ENTERING INTO A PARKING SPACE WITH HER FOOT ON THE BRAKE AT 5 MPH, THERE WAS SUDDEN ACCELERATION AND THE VEHICLE CRASHED INTO A BUILDING. NO ONE WAS INJURED AND THE VEHICLE WAS DESTROYED. THE POLICE WERE CALLED AND A REPORT WAS FILED (#2771757). THE DEALER WAS CONTACTED WHO OFFERED NO ASSISTANCE. PRIOR TO THE ACCIDENT, THERE WAS AN ELECTRIC FAILURE. THE DEALER WAS CALLED WHO STATED UNLESS THE VEHICLE CONTINUED TO HAVE THE FAILURE, SHE COULD BRING IT IN, BUT IF THERE WAS NO MORE FAILURE SHE DID NOT HAVE TO BRING THE VEHICLE IN. THE INSURANCE COMPANY WAS CONTACTED. THE MANUFACTURER WAS CONTACTED AND OFFERED NO OTHER ASSISTANCE. THE FAILURE MILEAGE WAS 78,000.
INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6) I WAS DRIVING EAST ON HIGHWAY 156 ON 2/26 APPROACHING A TRAFFIC SIGNAL THAT WAS RED WHERE I INTENDED TO MAKE A RIGHT TURN. I APPLIED THE BRAKES AND WAS TRAVELING 10 TO 15 MPH WHEN THE CAR SPONTANEOUSLY ACCELERATED AT VERY HIGH SPEED. I SHIFTED INTO PARK AND TURNED OFF THE IGNITION WHILE BRAKING AS HARD AS I COULD. THE CAR CONTINUED APPROXIMATELY 1/2 MILE WHEN EVERYTHING SHUT DOWN. I COULDN'T EVEN ACTIVATE THE EMERGENCY FLASHERS. [XXX] *TR
DT: THE CONTACT STATED THE CRUISE CONTROL SWITCH ENGAGED AND THE VEHICLE STALLED. ALTHOUGH, THE VEHICLE STALLED THE ENGINE WAS EASILY RESTARTED. THE VEHICLE EXHIBITED NO FURTHER STALLING PROBLEMS UNTIL THE CRUISE CONTROL WAS ENGAGED. AFTERWARDS, THE VEHICLE STALLED AS PREVIOUSLY STATED. AFTER RESTARTING THE ENGINE THE CONTACT CONTINUED DRIVING AND DID NOT ENGAGE THE CRUISE CONTROL. THE VEHICLE HAS NOT BEEN SEEN BY A DEALER.*AK
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 25, 2026