Home · 2015 Lexus Nx300 · Complaints

What 26 owners told NHTSA about the 2015 Lexus Nx300

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 (26)Crash / fire / injury (2)Fuel system (6)Airbags (4)Brakes (4)Engine (4)Transmission & drivetrain (4)Visibility & wipers (2)Electrical system (1)Electronic Stability Control (esc) (1)Seat belts (1)Speed control (1)

2 of 26 complaints match · Visibility & wipers · clear filters

Oct 1, 2019Visibility & wipers

WAS ENTERING HIGHWAY AND REACHED SPEEDS OF ABOUT 70MPH WHEN ALL OF A SUDDEN THE SUNROOF EXPLODED AND SHATTERED. I IMMEDIATELY CONTACTED LEXUS AS I KNEW NOTHING COULD POSSIBLY HIT MY CAR AT THOSE SPEEDS AND NOT COME FLYING THROUGH THE ROOF AND DAMAGE THE FRAME AND OTHER MOVING PARTS. THE ONLY THING THAT SAVED ME WAS THAT I HAD THE INTERIOR SLIDE HATCH HALFWAY CLOSED SO GLASS DIDN'T ENTER THE VEHICLE. I IMMEDIATELY SHUT IT AND DROVE TO THE DEALERSHIP. THE AGENT WHO LOOKED AT MY CAR REPORTED THAT THIS TYPE OF INCIDENT HAS HAPPENED IN THE PAST AND IT LOOKED REMOTELY SIMILAR. WE CHECKED FOR A ROCK LIKE STRUCTURE BY SHINING A LIGHT IN THE ROOF AREA AND NOTHING WAS FOUND. I CONTACTED LEXUS EXECUTIVE OFFICE AND WHILE THEY WERE EXTREMELY HELPFUL, THE THEORY THAT SOMETHING HIT MY CAR WAS NOT SUPPORTED BY THE LAW OF PHYSICS OR MOTION. IF SOMETHING HIT THE TOP OF THE VEHICLE WHILE I WAS DRIVING DOWN THE HIGHWAY AT 70MPH THE SPEED OF IMPACT FROM THE OBJECT WOULD BE DOUBLED EVEN TRIPLED AND DEFINITELY INSIDE MY CAR OR ON TOP OF MY HEAD. THE TRAJECTORY PATH FROM THIS OBJECT HAD TO BE SPOT ON AND COME FROM EXTREME HEIGHTS AND DISTANCE TO LAND ON TOP OF THE CAR. THERE WOULD HAVE BEEN MUCH MORE VEHICULAR DAMAGE AND I COULD HAVE BEEN SERIOUSLY HURT IF THAT WERE THE CASE AS THE HOLE IS MORE ON THE PASSENGER SIDE. ALL IN ALL NO ONE WAS HURT AND THANKFULLY MY SUNROOF WILL BE REPLACED. I FEEL AS THIS HAS HAPPENED ON MORE THAN SEVERAL OCCASIONS AS TO WHY I WAS TAKEN CARE OF SO QUICKLY. I JUST LEARNED THAT THERE IS A CLASS ACTION LAWSUIT IN ANOTHER STATE ABOUT THE RX SUNROOF EXPLODING.

NHTSA ODI 11265506

May 21, 2015EngineFuel systemVisibility & wipers

BOUGHT A BRAND NEW NX300H ON 12/29/14 IN NJ. I WAS DRIVING ON THE HIGHWAY AT 75 MPH AND WHEN I WENT TO DECELERATE THE ENGINE STARTED JERKING LIKE THE CAR WAS BREAKING DOWN. I'VE GONE TO DIFFERENT DEALERS...ONE TOLD ME THEY FELT IT AND KEPT THE CAR THEN TO WENT ON TO TELL ME THEY GAVE ME THE WRONG INFO AND IT WASN'T MY CAR. THE OTHER DEALER TOLD ME RECENTLY THEY TESTED IT AGAINST ANOTHER NX300H AND IT DRIVES THE SAME...THE OPERATIONS MANAGER TOLD ME THEY HAVEN'T HAD AN NX SINCE NOVEMBER. HAD MAJOR VISIBILITY ISSUES FROM DAY ONE WITH THE WIPERS...MASSIVE ICE FORMED ON THEM AND A SMEAR RIGHT IN MY VISION LINE KEPT FORMING. HAD TO BRING IT TO THREE DEALERS BEFORE I WAS TOLD THERE WAS A PART MISSING FROM THE WIPERS AND THEN ON THE PAPERWORK THEY SAID HOUSING WAS CRACKED..AGAIN, THE FISHY COMMUNICATION DOESN'T MAKE IT CLEAR WHAT THE ISSUE WAS. THE CAR HAS MANY OTHER ISSUES BUT THESE TWO ARE THE BIGGEST SAFETY ISSUES. I'VE STARTED THE PROCESS TO MAKE IT A LEMON SO WE WILL SEE WHERE TI GOES. ALTHOUGH I THINK IT NEEDS TO BE INVESTIGATED SINCE IT IS EXTREMELY DANGEROUS AND THE DEALERS ARE MAKING STUFF UP BASICALLY ON WHAT THEY COMPARE IT TO AND ETC. ANOTHER ISSUE IS THE MPG. THEY TRIED TO TELL ME I DONT KNOW HOW TO DRIVE A HYBRID. HOWEVER MY FATHER HAS THE RX350H AND I AM ABLE TO GET BETTER MPG WITH HIS CAR THEN MINE. I'VE NEVER SEEN 30. I KNOW ITS AN ISSUE WITH MY PARTICULAR CAR BC I'VE SPOKEN TO OTHER OWNERS AND THEY ARE NOT EXPERIENCING THIS.

NHTSA ODI 10717639

Working with the data? Download all 26 complaints as CSV · fetched from NHTSA July 20, 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 2015 Lexus Nx300 verdict →