There are 9 owner-reported brakes complaints for the 2011 Lexus RXin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
ABS, TRACTION CONTROL, BRAKE LIGHTS & BEEPING SOUND ALL ON. BRAKE PEDAL IS HARD. PEDESTRIANS, OTHER DRIVERS & FAMILY ARE AT RISK DUE TO SAFETY RISK. DIAGNOSIS CODES C1253 - C1256 DURING TEST INDICATES ABS PUMP ASSEMBLY ISSUES. THIS PROBLEM WAS NOTICED BY ME IN LATE AUGUST 2025.
While driving Brake & Abs warning lights displayed on the dash with the warning brake malfunction, Took it to the shop they diagnose Bad brake module. My brake pads & rotors and all scedule maintenance uptodate.
I WAS DRIVING AT APPROXIMATELY 40 MILES PER HOUR AND BEGAN BREAKING BEHIND TRAFFIC AT A STOP LIGHT. I WAS PRESSING DOWN ON THE BRAKE PEDAL AS HARD AS I COULD, THE TIRES BEGAN TO GRIND AND I COULD HEAR AND FEEL THE ENGINE REVVING BECAUSE THE CAR WAS TRYING TO ACCELERATE FORWARD. WHEN THE CAR WAS FAILING TO COME TO A COMPLETE STOP, I PUT THE CAR IN THE "PARK" GEAR. THE CAR QUICKLY CORRECTED WHAT WAS GOING WRONG. THIS WAS THE THIRD OCASSION AND MOST SEVERE. IT'S BEEN MORE THAN TWO YEARS OR SO SINCE THE FIRST TWO OCCURRENCES. I REPORTED THE FIRST TWO INSTANCES, WHEN I TOOK MY CAR IN TO LEXUS FOR REGULAR MAINTENANCE SERVICE. THEY DIDN'T FIND ANY DEFECT. THE FIRST OCCASIONS, I WAS ON A PARKING LOT DRIVING SLOWLY LOOKING A PLACE TO PART AT A RETAIL ESTABLISHMENT.
TL* THE CONTACT OWNS A 2011 LEXUS RX 450H. THE CONTACT STATED WHILE AT A STANDSTILL, THE ABS AND TRACTION CONTROL WARNING LIGHTS ILLUMINATED. THE VEHICLE WAS TAKEN TO THE LOCAL DEALER LEXUS OF RICHMOND (9703 MIDLOTHIAN TURNPIKE, RICHMOND, VA 23235, (804) 323-8000) WHERE IT WAS DIAGNOSED WITH NEEDING THE BRAKE BOOSTER TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT INFORMED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 168,000.
TL* THE CONTACT OWNS A 2011 LEXUS RX350. WHEN THE BRAKE PEDAL WAS DEPRESSED AT 55 MPH, THE VEHICLE FAILED TO RESPOND. AS A RESULT, THE CONTACT LOST CONTROL OF THE VEHICLE. ANOTHER VEHICLE CRASHED INTO THE REAR OF THE CONTACT'S VEHICLE. THE CONTACT THEN CRASHED INTO THE MEDIAN. A POLICE REPORT WAS FILED. THE CONTACT DID NOT SUSTAIN ANY INJURIES. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 62,000.
TL* THE CONTACT OWNS A 2011 LEXUS RX350. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 5 MPH, THE BRAKES SEIZED UPON ENGAGING CAUSING THE VEHICLE TO CRASH INTO A BRICK WALL. THE CONTACT SUSTAINED NO INJURIES. A POLICE REPORT WAS FILED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 32,500. THE VIN WAS UNAVAILABLE.
TL* THE CONTACT OWNS A 2011 LEXUS RX350. THE CONTACT STATED THAT WHILE ENTERING A PARKING SPOT, THE BRAKES FAILED. AS A RESULT, THE CONTACT CRASHED INTO ANOTHER VEHICLE. THE VEHICLE WAS NOT DESTROYED AND THE CONTACT SUSTAINED MINOR INJURIES. THE VEHICLE WAS TOWED TO A COLLISION CENTER WHERE THE CAUSE OF THE FAILURE WAS UNABLE TO BE DETERMINED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 18,000. THE VIN WAS UNAVAILABLE.
BRAKES FELT SPONGY FIRST DAY, WORSE SECOND DAY. THIRD DAY, WHILE STOPPED AT A TRAFFIC LIGHT, BRAKE PEDAL WENT TO THE FLOOR. PUMPED PEDAL TO STOP ROLLING, SHIFTED INTO NEUTRAL. DROVE DIRECTLY TO DEALER, LESS THAN 1/2 MILE. DIAGNOSIS IS FAILURE OF MASTER CYLINDER. *TR
2011 LEXUS RX350. CONSUMER STATES AFTER TURNING A HALF CIRCLE, THE VEHICLE SUDDENLY SKIDDED AND HIT THE LEFT CURB AND THE LEFT FRONT TIRE RUPTURED AND VEHICLE KEPT MOVING TOWARD THE DRIVER'S SIDE DESPITE CONSUMER TRYING TO STOP THE VEHICLE *TGW THE CONSUMER STATED HE CRASHED INTO A NEARBY CONCRETE FENCE HEAD-ON. THE VEHICLE WAS DEEMED TOTALED. THE CONSUMER BELIEVED THE BRAKES MAY HAVE FAILED. *JB
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