NHTSA Owner Complaint Log
This page lists owner-reported complaints filed with NHTSA for the 2015 Toyota Sienna. Complaints are unverified consumer reports submitted to NHTSA and do not by themselves prove a defect or defect rate.
OCTOBER 2015 BUY NEW 2015 TOYOTA SIENNA SE BUT ONLY DROVE FOR 15,000 AND RUN FLAT TIRES SO I NEED TO BUY NEW I GET MICHELIN THE BEST TIRES WITH 80,000 MILES WARRANTY AN NOW ONLY DRIVE ANOTHER 15,000 MILES THE CAR ONLY HAVE 30K MILES AND I HAVE TO REPLACE AGING ALL 4 TIRES . I GET THE CAR TO ALL THE CHECK LIKE OIL CHANGE .ROTATION .ALIGNMENT. ALL INSPECTIONS THAT NEED . I CHECKE AIR PRESSURE OF TIRES EVERY WEEK BUT MY TIRES GO BAD IS TOO EXPENSIVE BUYING TIRES EVERY 15,000 MILES AND THE DILERSHIP DON'T DO NOTHING I CALLED TOYOTA CARE TWO TIMES AND THEY SAID IS MY PROBLEM .. I DRIVE ONLINE 12 MILES A DAY TO MAKE WORK AN BACK HOME 45 MILES SPEED LIMIT SMOOTH STREET ...... I STAR LOOKING INTERN ABOUT THIS PROBLEM AND READY READ TOO MANY BAD REVIEWS OF PEOPLE HAVE THE SAME PROBLEM OF TIRES WITH TOYOTA SIENNAS .. I NEED THAT YOU GUYS HELPED ALL OF US FOR THE TOYOTA COMPANY FIXED THE PROBLEM WITH OUR CARS AND THE NEW CARS BUT ESPECIALLY OUR CAR'S THANKS (XXXXX) PARTS OF THIS DOCUMENT HAVE BEEN REDACTED TO PROTECT PERSONALLY IDENTIFIABLE INFORMATION PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).
THE AIRBAG ON/OFF INDICATOR STAYS OFF EVEN WHEN AN ADULT IS SITTING ON THE PASSENGER SEAT. THE ISSUE IS NOT THERE IN MY 2014 TOYOTA CAMRY. THE DEALER KOONS TOYOTA VERIFIED THAT SENSOR IS REGISTERING CORRECT WEIGHT. THE DEALER STATES THAT TOYOTA DOES NOT TELL THEM THAT AT WHAT WEIGHT THE AIRBAG SHOULD TURN ON. THE DEALER'S TEST WEIGHT OF 66LB "ON THE SEAT" DID NOT TURN IT ON. THE DEALER TEST REPORT IS ATTACHED. THANKS
NONSTOP FLICKERING OF CRUISE CONTROL ILLUMINATION AT NIGHT. FLICKERING IS INDEPENDENT OF SPEED, STEERING WHEEL POSITION. VERY DISTRACTING WHILE DRIVING.
THERE WAS NO ACCIDENT OR INCIDENT. I'M TRYING TO AVOID A POTENTIAL ACCIDENT BY BEING FORCED TO SEE THE GAUGES THAT ARE ESSENTIALLY INVISIBLE WHILE DRIVING. THE STANDARD TACHOMETER AND SPEEDOMETER GAUGES IN THIS CAR HAVE DARK FACES. WHEN DRIVING ON A SUNNY DAY WITH SUNGLASSES ON, THEY ARE ALMOST IMPOSSIBLE TO SEE. THIS IS A DEFINITE SAFETY ISSUE AS ONE HAS TO LOOK VERY CLOSELY AND LONGER THAN NORMAL TO BE ABLE TO SEE ONE'S SPEED. THE OPTIONAL SE MODEL HAS THESE INSTRUMENTS WITH WHITE FACES AND WOULD BE MUCH EASIER TO SEE IN BRIGHT CONDITIONS. I FEEL TOYOTA SHOULD RETRO-FIT PROPERLY DESIGNED GAUGES TO AVOID ACCIDENTS THAT MAY OCCUR BECAUSE THE DRIVER WAS DISTRACTED BY TRYING TO SEE THE DARK GAUGES!
SHORTLY AFTER PURCHASING THE HIGHLANDER I STARTED TO NOTICE THAT THERE IS SIGNIFICANT DISTORTION IN THE BOTTOM OF THE FRONT WINDSHIELD--TO THE POINT WHERE IT MAKES ME DIZZY! WHEN YOU PAN LEFT TO RIGHT, OR UP AND DOWN, YOUR SIGHT SEEM TO PASS A PORTION OF THE WINDSHIELD THAT DISTORTS THE FIELD OF VISION. I TOOK THE CAR IN AND THE SERVICE MANAGER PERSONALLY CHECKED IT OUT, CONFIRMED THAT THE DISTORTION EXISTS. THEY ALSO LOOKED AT ANOTHER SAME MODEL&MAKE AND HAS THE SAME ISSUE.
TL* THE CONTACT OWNS A 2015 TOYOTA SIENNA. THE CONTACT STATED THAT THE VEHICLE WAS NOT DRIVING NORMALLY AND IT FELT AS IF THE TRANSMISSION WERE FAILING. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE TRANSMISSION FAILED DUE TO A MINOR CRASH IN WHICH THE CONTACT WAS INVOLVED. THE TRANSMISSION WOULD NEED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS INFORMED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 7,000. THE VIN WAS NOT AVAILABLE.
VEHICLE PURCHASED MAY 2015. AFTER A VERY DRY SUMMER AND SUBSEQUENT RECENT RAINSTORMS, WHEN WE ENTERED THE VEHICLE WE NOTICED WATER POURING FROM THE B PILLARS WHERE THE SEAT BELT ADJUSTMENT/RETRACTORS ARE LOCATED. ALSO NOTICED EXTENSIVE WATER STAINS ON THE HEADLINER ON BOTH DRIVER AND PASSENGER SIDE. CONTACTED DEALER AND THEY SUSPECT, BUT AREN'T SURE, THAT IT'S THE SUNROOF LOCATED IN THE REAR PASSENGER AREA OF THE VEHICLE. THE DEALER SUSPECTS LEAKS AND REPORTS THIS IS A COMMON ISSUE WITH SIENNA MODELS THAT HAVE THE SUNROOF.
THE CRUISE-CONTROL STALK LIGHT HAS STARTED TO FLICKER AT NIGHT. IT'S VERY DISTRACTING AND HARD TO NOT KEEP LOOKING DOWN AT IT WHILE DRIVING.
2015 TOYOTA SIENNA LIMITED DEFECTIVE BRAKE SYSTEM DESIGN. THE CONSUMER STATED TOYOTA HAS DONE NOTHING TO FIX THE INAUDIBLE TURN INDICATOR. THE CONSUMER STATED THE ISSUE WAS WHETHER OR NOT THE BRAKING SYSTEM COULD SUPPORT TOWING AN ADDITIONAL 3500 POUND LOAD AS ADVERTISED. BASED ON HIS EXPERIENCE OF HAVING WARPED FRONT ROTORS THAT REQUIRED REPLACEMENT AT 19,242 MILES, THERE WAS A SERIOUS FRONT AND REAR BRAKE DESIGN FLAW. UPDATED 04/14/2017*JS *JS
THE CRUISE CONTROL BACKLIGHTING ON THE "CONTROL STALK" BLINKS/FLASHES ERRATICALLY IN THE DRIVER'S PERIPHERAL VISION. THIS IS QUITE DANGEROUS AND DISTRACTING. THIS HAPPENS AT ALL SPEEDS AND DRIVING CONDITIONS BUT SEEMS TO BE WORSE WHEN HAVING TO TURN THE STEERING WHEEL MORE (I.E. A PARKING LOT VS. CHANGING LANES ON THE HIGHWAY).
IT WHICH CAUSES OBJECTS ON THE ROAD TO BE MAGNIFIED. THE VEHICLE WAS TAKEN TO TOYOTA WHERE IT WAS CONFIRMED THAT THE WINDSHIELD HAD CAUSED OBJECTS IN THE ROAD TO BE DISTORTED AND MAGNIFIED AND OFFERED TO REPLACED THE WINDSHIELD WITH ANOTHER MODEL. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE ARE OF THE ISSUE. THE VEHICLE FAILURE MILEAGE WAS 1142.KH
WHEN PULLING INTO A PARKING SPACE, THE CARE REVED AND LUNGED FORWARD, APPROXIMATELY 5 FEET WHILE THE FOOT WAS ON THE BRAKE. HAPPENED TWICE, WHEN TURNING RIGHT INTO PARKING SPACE. CALLED DEALER ABOUT INCIDENT AND THEN TOOK VAN INTO DEALER NEXT DAY. THEY CONTACT TOYOTA (CASE #152470163). TOYOTA INFORMED DEALER THAT THIS WAS NOT THAT UNCOMMON WITH SIENNA VANS. IF SOMEONE HAD BEEN IN FRONT OF THE VEHICLE AT THE TIME OF THE FIRST INCIDENT THEY WOULD HAVE BEEN INJURED. IF I HAD BEEN PARKING IN MY GARAGE I WOULD HAVE DAMAGED THE HOUSE. TOYOTA INDICATE THERE WAS NOT A REPAIR AND THAT ONE WAS NOT NEEDED AND TOLD DEALER TO RELEASE THE VEHICLE TO CUSTOMER (QUOTE). THE DEALER THOUGHT IT WAS THE COMPUTER AND THAT IT REVED THE MOTOR AUTOMATICALLY DUE TO USING AC. WE DO NOT UNDERSTAND WHY A COMPUTER CAN NOT BE PROGRAMMED TO MAKE SURE THIS DOES NOT HAPPEN - WE NO LONGER FEEL SAFE IN THE VEHICLE.
THE CRUISE-CONTROL STALK LIGHT FLICKERS AT NIGHT CAUSING DISTRACTION
SIDE DOORS NOT OPEN AND CLOSE SOMETIMES WHEN USE TOUCH BUTTONS
WHILE DRIVING ON THE NYS THRUWAY WITH THE CRUISE CONTROL ACTIVATED MY VAN CAME TO AN ABRUPT STOP ON THE THRUWAY. THERE WERE NO VEHICLES IN CLOSE PROXIMITY TO MY VAN THAT WOULD HAVE ACTIVATED THE RADAR CRUISE OR THE AUTONOMOUS EMERGENCY BRAKING SYSTEM. AFTER THE ABRUPT STOP ALL THE LIGHTS ON THE DASH WERE LIT UP IE: BRAKE, ABS, PCS, SLIP INDICATOR LIGHT, AND MASTER WARNING LIGHT. WHEN I REACHED MY DESTINATION I WAS UNABLE TO OPEN THE DOORS OF MY VEHICLE. SOMEONE TRIED TO OPEN THE DOORS FROM THE OUTSIDE OF THE VEHICLE AND THEY WERE UNABLE TO OPEN THEM AS WELL. I BROUGHT IT TO THE LOCAL TOYOTA DEALER AND THEY COULD FIND NOTHING WRONG. THE ABOVE LIGHTS HAVE LIT UP ON SEVERAL OCCASIONS HOWEVER THE DEALER COULD FIND NOTHING WRONG. THERE HAS BEEN A PREVIOUS COMPLAINT FOR THE SAME BEHAVIOR ON 6/6/15 REPORTED TO TOYOTA FOR THE SAME MAKE AND MODEL AS MINE A TOYOTA SIENNA PREMIUM AND THEY HAVE NOT BEEN ABLE TO GET TOYOTA TO ACT ON IT.
AFTER 1 WEEK OF PURCHASE DATE OF 2015 TOYOTA SIENNA LW AWD, I'VE NOTICED BUZZ NOISES COMING FROM UNDER THE FRONT DASHBOARD. I TOOK THE CAR FOR SERVICE AT TOYOTA NASHUA AT NASHUA, NH ON 7/18 FOR BUZZ NOISING, AUTO-DIMM REAR VIEW MIRROR FAILURE, AND STRONG BURNED SMELL FROM THE AC VENTS. BUZZ NOISING - DEALERSHIP CLAIMED IT'S NORMAL OP, BUT THIS IS NOT ACCEPTABLE SINCE SERVO MOTOR IS OUT OF NORM OPERATION BUT REFUSE THE REPLACE IT. AUTO-DIMM REAR VIEW MIRROR - DEALERSHIP CLAIMED THEY CAN'T FIX SINCE IT'S DAY TIME & DON'T HAVE TOOL TO VERIFY THE FAULT. BURNING SMELL FROM AC VENTS - DEALERSHIP CLAIMED BECAUSE IT'S NEW AND THEY SPRAYED DEODORIZER.
DRIVER SIDE MIRROR PAINT WAS MELTED IN NORMAL USAGE CONDITIONS IN SAN DIEGO CALIFORNIA. DEALER BLAMES "SURROUNDING BUILDINGS IN WHERE I PARKED" OR "BUSES AND RV'S WITH LARGE WINDOWS THAT MAY HAVE BEEN DRIVING ALONG ME ON FREEWAY" AND REFLECTION OF SUNSHINE. THIS IS NONSENSE. THE PAINTED MIRROR, SUPPOSEDLY AN UPGRADE, HAS A MANUFACTURING DEFECT AS ITS PLASTIC STORAGE FRAME IS PAINTED WITH THE SAME TYPE OF PAINT USE TO PAINT THE METAL ON THE REST OF THE BODY OF THE CAR. IF DEALER'S "DIAGNOSIS" IS CORRECT THEN POSSIBILITY OF A FIRE BOTH IN PARKING POSITION OR WHILT DRIVING ON FREEWAY EXISTS.
WE ORDERED POWER REAR SEAT THAT WOULD BY PUSHING A BUTTON. WE HAD THEM THE TWO PAST SIENNA WE HAD PURCHASED 2010 & 2013. THEY WE NOT ON THE SIENNA AND WE WERE TOLD BY DEALER THAT THEY COULD NOT BE ON THIS SIENNA.
NONSTOP FLICKERING OF CRUISE CONTROL ILLUMINATION AT NIGHT. FLICKERING IS INDEPENDENT OF SPEED, STEERING WHEEL POSITION. VERY DISTRACTING WHILE DRIVING. DEALER SAYS NO FIX AVAILABLE. TOYOTA CORP NOTIFIED - CASE OPENED.. NO FIX AVAILABLE. BUYER BEWARE.
WHEN I GET INTO THE SIENNA IN A PARKING SPOT (STATIONERY) AND TWIST THE KEY IN THE IGNITION THE VEHICLE STARTS BUT THE ELECTRONIC STEERING DOES NOT WORK. THIS HAPPENS INTERMITTANTLY. I HAVE TO SIT THERE AND LET THE VEHICLE RUN FOR AWHILE BEFORE THE STEERING KICKS IN. THE STEERING WHEEL IS BASICALLY LOCKED AND DIFFICULT TO TURN. MY GREATEST FEAR IS THAT THE STEERING WHEEL WILL LOCK UP ON ME WHILE I AM DRIVING AND WILL NOT BE ABLE TO STEER.
SEAT GETS STUCK TO BASE AND DOES NOT COME OUT. I HAD TO FORCEFULLY TAKE MY 1 MONTH OLD OUT OF THE SEAT AND IN COLD HOLD HIM IN HAND TO TAKE TO DR OFFICE. IT CAN BE FRIGHTENING IF THERE IS ACCIDENT, AND CHILD NEEDS TO BE TAKEN OUT
THERE ARE MULTIPLE ISSUES WITH THIS VEHICLE THAT CAUSE/HAVE CAUSED SAFETY CONCERNS. DURING NIGHT TIME DRIVING, THE ILLUMINATED CRUISE CONTROL STALK WILL BLINK ON AND OFF INTERMITTENTLY. THIS HAS CAUSED THE DRIVER TO ALMOST REAR-END MULTIPLE CARS AS THE FLICKERING LIGHT TAKES THE DRIVER'S EYES FROM THE ROAD. IT WAS FOUND THAT THERE IS AN INTERMITTENT HIGH RESISTANCE CONNECTION WITH UP TO A 9 VOLT DROP AT TIMES. DESPITE THE STEERING COLUMN BEING SWITCHED OUT AND THE PROBLEM BEING FIXED TEMPORARILY, THE PROBLEM RETURNS. THERE IS SOMETHING IN THIS VEHICLE CAUSING THE WIRING IN THE STEERING COLUMN TO SHORT OUT. NOT ONLY IS THE FLICKERING LIGHT VERY DISTRACTING CAUSING A SAFETY ISSUE WITH A POSSIBLE VEHICULAR ACCIDENT, BUT THE CHANCE OF THE FAULTY WIRING CAUSING A FIRE IS ALSO A SAFETY ISSUE. ANOTHER ISSUE THAT HAS BEEN FOUND WITH THIS VEHICLE INVOLVES THE ENGINE. WHILE SITTING AT A STOP LIGHT, THE VEHICLE'S RPM ALL OF A SUDDEN REVVED UP AND THE ENTIRE ENGINE BEGAN SHAKING. IF THE DRIVER HAD NOT HAD THEIR FOOT ON THE BRAKE AT THE TIME THIS HAPPENED, THIS COULD HAVE CAUSED THE DRIVER TO LOSE CONTROL OF THE VEHICLE, POSING A SAFETY ISSUE. *TR
THE SPEEDOMETER & TACHOMETER ON THE MODEL HAS A DARK BACKGROUND WITH SMALL NUMBERS AND DOESN'T ILLUMINATE IN THE AUTO POSITION. IF THE SUN IS BRIGHT WITH GLARE OFF OTHER VEHICLES AND YOU HAVE TO WEAR SUN GLASSES THEY ILLUMINATE BUT THE ARE EITHER DIFFICULT TO SEE OR IMPOSSIBLE. THIS IS A SAFETY CONCERN, IN MY OPINION, WHILE YOU VEHICLE IS IN MOTION.
WHEN WE FIRST LEASED THE VEHICLE THE "NEW CAR SMELL" WAS OVERWHELMING, IT CAUSED ME HEADACHES, NAUSEA AND A FEELING OF BEING DISORIENTED. I BROUGHT IT BACK TO THE DEALER SEVERAL TIMES AND THEY REFUSED TO DO ANYTHING ABOUT IT, STATING "IT'S JUST THE NEW CAR SMELL." THIS "SMELL" HAS NOT GONE AWAY AND EVERY TIME I DRIVE THE CAR I GET A TERRIBLE TASTE IN MY MOUTH, A HEADACHE AND NAUSEA. I REFUSE TO DRIVE THE CAR AND MY HUSBAND HAS NOW BEEN DRIVING THE CAR WITH A CAR DEODORIZER TO DISGUISE THE SMELL FOR 7 MONTHS AND IT HAS NOT DISSIPATED. THIS IS NOT FAIR THAT THE DEALER WILL NOT DO ANYTHING AND THEY DENY/REFUSE TO TEST OR CONFIRM ANY "TOXICITY" EXISTS. I WOULD LIKE THE CAR TO BE TESTED TO RELIEVE ANY CONCERNS THAT I HAVE FOR MY FAMILIES WELL BEING. WE HAVE YOUNG CHILDREN AND I AM NOT SURE OF THE DANGERS OR EFFECT THIS COULD HAVE ON THEIR HEALTH. THIS IS NOT FAIR TO THE CONSUMER THAT A DEALERSHIP WOULD REFUSE TO DO ANYTHING TO ADDRESS OR CORRECT THE SITUATION, ESPECIALLY WHEN IT IS A LEASED VEHICLE. PLEASE HELP IF YOU CAN!
I HAVE A 2015 TOYOTA SIENNA XLE WITH 35,800 MILES. - (NO SPECIFIC CONDITIONS OR DRIVING STYLES) IT IS ON IT'S THIRD TRANSMISSION (SECOND REPLACEMENT WAS AT 29,800 MILES) - NEWEST RECALL ON THE SIDE DOORS OPENING RANDOMLY. - (NO SPECIFIC CONDITIONS OR DRIVING STYLES. HAPPENS COMPLETELY RANDOMLY) CRUISE CONTROL LEVER LIGHT FLICKERING. IT WAS REPLACED THREE TIMES NOW. IT WAS JUST REPLACED THE THIRD TIME RECENTLY, SO I'LL SEE IF IT HAPPENS AGAIN. - (NO SPECIFIC CONDITIONS OR DRIVING STYLES. HAPPENS COMPLETELY RANDOMLY) DASH RANDOMLY FREEZES FOR ABOUT 5 MINUTES AND THEN RESETS TO THE DEFAULT SETTINGS (IT HAS HAPPENED SEVEN TIMES AND CONTINUING) AND TOYOTA STILL CANNOT FIGURE OUT THE PROBLEM. - (WHILE DRIVING ON A CLEAR DAY ON A CITY STREET) CLIMATE CONTROL SHUT OFF COMPLETELY BY ITSELF WITHOUT TOUCHING ANY BUTTONS WHILE DRIVING. I WAS ABLE TO TURN IT BACK ON, BUT IT SHOULD NOT SHUT OFF WITHOUT ANY ACTION. - BAD SUPPORT BEARING FOR AXLE ON FRONT PASSENGER SIDE (22,900 MILES)
Data synced from NHTSA on May 4, 2026