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What 91 owners told NHTSA about the 2017 Lexus RX 350h

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (91)Crash / fire / injury (20)Brakes (20)Engine (16)Fuel system (12)Speed control (8)Electrical system (7)Transmission & drivetrain (7)Visibility & wipers (7)Airbags (6)Driver assistance (6)Body & structure (4)

6 of 91 complaints match · Brakes · crash/fire/injury only · clear filters

Jul 23, 2025Electrical systemBrakesEngineCrash1 injury

3 months before the accident the power steering light came on twice and went off. The day of the accident the brake light came on when I started the car that day. It disappeared when I was put in drive. I was entering onto the highway to merge with the traffic. Another car waiting for the light to turn green so he could enter also. My car didn’t stop because my brakes failed and the collision avoidance system didn’t work either. No sounds nor warnings. I have photos of the message that was displayed on the dashboard. Tried sending photos but it didn’t work.

NHTSA ODI 11675681

May 25, 2022BrakesCrash

I was driving up a hill, turning on to a dirt road. I had my foot on the brake as I was going down hill, I bounce from the crevice on the dirt road. My car started going faster, I kept my foot on the brake trying to stop, but it did not STOP. I avoided hitting a parked car and slammed in to a K-rail. My car would not STOP.

NHTSA ODI 11466093

Apr 6, 2019AirbagsBrakesCrash

PULLED INTO HOTEL PARKING LOT AT 11:05AM (PERFECT WEATHER - PARKING LOT EMPTY) AND ,AFTER TURNING INTO THE PARKING SPOT AT A SLOW SPEED, THE CAR SUDDENLY ACCELERATED AND HIT THE SIDE OF THE HOTEL. THE BUILDING WASN'T DAMAGED, BUT THE CAR HAD SERIOUS FRONTAL DAMAGE. THE HOTEL MANAGER DIDN'T CALL THE POLICE SO THERE ISN'T A POLICE REPORT. THE AIR BAGS DID NOT GO OFF. I FEEL THERE WERE SEVERAL POSSIBLE LEXUS PROBLEMS WITH THIS INCIDENT: THE AIR BAGS DID NOT GO OFF EVEN THOUGH THERE WAS OVER $17,000 IN REPAIRS (EVEN THE ENGINE HAD TO BE REMOVED),; THE AUTOMATIC BRAKING SYSTEM DIDN'T ENGAGE; AND THE SUDDEN ACCELERATION OF THE CAR FROM A SLOW ENTRY INTO THE PARKING SPACE. CURRENTLY THE CAR IS AT A LEXUS DEALER WAITING FOR THE LEXUS HIRED INSPECTOR TO EXAMINE IT. WE HAVE PICTURES AND A COMPLETE LIST OF REPAIRS IF REQUESTED. W E DO NOT HAVE A REPORT YET FROM THE LEXUS INSPECTION BECAUSE IT HASN'T BEEN INSPECTED YET. ...*BF..*JB

NHTSA ODI 11194305

Dec 17, 2018BrakesCrash

THE EMERGENCY ASSISTANCE BRAKE SYSTEM WAS ACTIVATED AND IT REDUCED SPEED WHEN VEHICLE WAS STOPPED AHEAD OF ME BUT WOULD NOT RESPOND TO MY BRAKING. MY VEHICLE SLID INTO OTHER VEHICLE AT 6.8 MPH (SEE ATTACHED REPORT). I TRIED TO APPLY MORE PRESSURE TO BRAKES BUT THE VEHICLE DID NOT RESPOND TO MY BRAKE PRESSUREI WAS PROCEEDING STRAIGHT ON CITY ROAD

NHTSA ODI 11162098

Nov 23, 2018BrakesDriver assistanceCrash

TL* THE CONTACT OWNS A 2017 LEXUS RX350. WHILE DRIVING APPROXIMATELY 60 MPH, THE AUTOMATIC BRAKING SYSTEM BECAME INOPERATIVE AND THE CONTACT REAR ENDED A TRUCK. THE CONTACT APPLIED SIGNIFICANT PRESSURE TO THE BRAKE PEDAL, BUT THE BRAKES DID NOT RESPOND. THERE WERE NO WARNING INDICATORS ILLUMINATED. A POLICE REPORT WAS FILED. THERE WERE NO INJURIES. THE VEHICLE WAS TOWED TO THE POLICE DEPARTMENT IMPOUND LOT IN CONYERS, GEORGIA. THE CONTACT'S INSURANCE COMPANY WAS MADE AWARE OF THE CRASH AND REQUESTED THE CONTACT'S APPROVAL FOR THE VEHICLE TO BE ASSESSED FOR DAMAGES BY A LEXUS DEALER. IT WAS NOT DETERMINED WHETHER OR NOT THE VEHICLE WAS DESTROYED. THE MANUFACTURER WAS MADE AWARE OF THE CRASH AND PROVIDED CASE NUMBER: 1811210065. THE FAILURE MILEAGE WAS UNKNOWN.

NHTSA ODI 11153331

Aug 16, 2018AirbagsBrakesCrash

TL* THE CONTACT OWNS A 2017 LEXUS RX350. WHILE DRIVING 140 MPH, THE BRAKE PEDAL WAS DEPRESSED AND FAILED TO STOP THE VEHICLE. IN ADDITION, THE PRE-COLLISION WARNING INDICATOR ILLUMINATED. AS A RESULT, THE CONTACT REAR ENDED ANOTHER VEHICLE. THE AIR BAGS DID NOT DEPLOY. A POLICE REPORT WAS NOT FILED. THERE WERE NO INJURIES. THE VEHICLE WAS TAKEN TO A COLLISION REPAIR FACILITY WHERE THE BODY DAMAGE WAS REPAIRED. THE VEHICLE WAS ALSO TAKEN TO WESTSIDE LEXUS SALES (12000 KATY FWY, HOUSTON, TX 77079, (281) 558-3030) WHERE THE CONTACT WAS INFORMED THAT THE VEHICLE DID NOT HAVE A FAILURE AND THE CRASH WAS HIS FAULT. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 17,000.

NHTSA ODI 11120438

Working with the data? Download all 91 complaints as CSV · fetched from NHTSA July 21, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2017 Lexus RX 350h verdict →