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What 75 owners told NHTSA about the 2016 Toyota Sienna

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 (75)Crash / fire / injury (10)Body & structure (26)Electrical system (9)Seat belts (6)Airbags (5)Wheels (5)Engine (4)Latches & locks (4)Lights (4)Steering (4)Transmission & drivetrain (3)

Newest first · 75 complaints · page 2 of 3

Apr 27, 2018Electrical systemEngine

MY 2016 TOYOTA SIENNA THAT HAS 16,000 MILES WAS PARKED AT HOME AND I WENT TO GO START IT AND IT STALLED. THE CAR WAS TOWED TO HENDRICK TOYOTA OF APEX, NC AND THEY TOLD ME THAT RODENTS CHEWED THREW THE WIRING AND IT WAS NOT COVERED BY MY WARRANTY. I HAVE COMPLAINED TO BOTH THE DEALERSHIP AND TO TOYOTA. I HAVE HAD ANOTHER TOYOTA PARKED IN WITHIN THE SAME PROXIMITY FOR OVER 15 YEARS. I HAVE NEVER HAD RODENT ISSUES WITH IT. I AM CONCERNED FOR THE SAFETY OF MY FAMILY. IIF THERE ARE MICE LIVING INSIDE THE CAR, THEY COULD BE LEAVING RAT DROPPINGS THAT COULD BE HARMFUL TO BOTH OF THEM. I AM ANGRY AND CONCERNED AND DON'T UNDERSTAND WHY, WHEN OTHER VEHICLES PARKED IN THE SAME LOCATION AREN'T EXPERIENCING THE SAME PROBLEM. AFTER FURTHER RESEARCH I FOUND THAT AUTO MANUFACTURERS IN ORDER TO GO GREEN ARE USING SOY BASED PRODUCTS ON WIRES INSTEAD OF PETROLEUM. THEY ARE USING SUGAR IN THEIR PLASTICS. RICE HUSKS IN THEIR INTERIORS. ALL THIS STUFF ATTRACTS RODENTS. THIS IS UNACCEPTABLE! MY DEALERSHIP SAID THEY ARE SEEING AT LEAST 2 RODENT DAMAGED VEHICLES A WEEK. TOYOTA NEEDS TO FIX THIS PROBLEM, CHANGE THE MATERIALS THEY USE, AND COVER IT UNDER WARRANTY. THERE HAVE BEEN SEVERAL CLASS ACTION LAWSUITS AGAINST TOYOTA FOR THIS ISSUE. HERE ARE TWO ARTICLES THAT DETAIL THE PROBLEM MYSELF AND OTHER TOYOTA OWNERS HAVE HAD - HTTP://CTWATCHDOG.COM/FINANCE/RODENTS-DAMAGE-CARS-BYCHEWING-ELECTRICAL-CONNECTIONS-TIPS-ON-HOW-TO-AVOID-COSTLYREPAIRS, HTTP://WWW.SYNLUBE.COM/INCREDIBLEEDIBLECAR1.HTM

NHTSA ODI 11090440

Feb 12, 2018Seat belts

SEAT BELT RECEPTICAL IS TORN UP. SEAT BELT WILL NOT LATCH.

NHTSA ODI 11072419

Jan 10, 2018Wheels

VEHICLE IS 1.5 YEARS OLD, ABOUT 20K MILES, AND JUST RECEIVED WORD THAT WE'LL NEED 4 NEW TIRES @ $300/EA BECAUSE OUTSIDE WEARING IS OCCURRING. DEALER NOR MICHELIN TAKING RESPONSIBILITY OR WARRANTY, BOTH POINTING AT EACH OTHER FOR THE ISSUE. THIS APPEARS TO BE AN ONGOING ISSUE WITH THIS VEHICLE - WAS NOT DISCLOSED BEFORE PURCHASING THE SIENNA THAT TIRES WOULD ONLY LAST 20K MILES ON THIS VEHICLE.

NHTSA ODI 11061607

Jan 3, 2018Electrical system

2016 TOYOTA SIENNA. CONSUMER WRITES IN REGARDS TO INCORRECT MILEAGE LISTED AT TIME OF PURCHASE. * LD *JS THE CONSUMER REQUESTED TO BE REIMBURSED FOR THE PURCHASING THE VEHICLE IF THE INVESTIGATION RESULTS IN DISCOVERING THE ODOMETER WAS TAMPERED WITH. *JS

NHTSA ODI 11056428

Nov 30, 2017Lights

WHEN THE HEADLIGHTS ARE OFF, THE DASHBOARD INSTRUMENTS (SPEEDOMETER) ARE VERY DIFFICULT TO SEEN WHEN OVERCAST OUTSIDE (NO BACK-LIGHTING). THIS IS OUR 3RD SIENNA AND WAS NOT AN ISSUE WITH PAST MODELS (2011 & 2013). THIS IS A SAFETY ISSUE IN THE IT REQUIRE EYES OFF THE ROAD LONGER THAN NECESSARY IN ORDER TO READY THE INSTRUMENTS.

NHTSA ODI 11051549

Nov 17, 2017Transmission & drivetrain

TL* THE CONTACT OWNS A 2016 TOYOTA SIENNA. THE CONTACT RECEIVED A NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V585000 (POWER TRAIN); HOWEVER, THE PART TO DO THE REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE CONTACT CALLED AUTONATION TOYOTA ARAPAHOE AT 303-578-6111 AND WAS INFORMED THAT SHE WOULD RECEIVE A CALL BACK WHEN THE PARTS ARRIVE. THE MANUFACTURER WAS NOTIFIED AND INFORMED THE CONTACT TO CALL THE DEALER. THE CONTACT MENTIONED THAT THE DRIVER'S DOOR FAILED TO OPEN COMPLETELY. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS UNKNOWN. VIN TOOL CONFIRMS PARTS DISTRIBUTION. *TT CONSUMER STATED DRIVER'S SIDE SLIDING. POWER DOORS HAD BEEN TURNED OFF WHEN RECALL RECEIVED IN OCT OR NOV 2016. UPDATED 8/13/18*JB

NHTSA ODI 11046959

Oct 31, 2017

THE SIENNA EMISSIONS CONTROL DESIGN HAS AN INHERENT PROBLEM WITH ITS MECHANISM WHICH CANNOT BE DIAGNOSED PROPERLY AT THE SERVICE SHOP. MY 2008 WAS SERVICED ABOUT FIVE TIMES FOR THE SAME PROBLEM, DURING WHICH THE CARBON CANISTER WAS REPLACED AT ALL OCCASIONS TO FIX THE PROBLEM. ON THE DASHBOARD THE CHECK ENGINE LIGHT + TRAC OFF + VSC LIGHTS COME ON. IT INDICATES SOMETHING SERIOUS IS WRONG WITH THE VEHICLE. PLEASE READ THIS WEB LINK FOR COMPLETE DETAILS. WHY IS THIS PROBLEM NOT A RECALL AS TOYOTA HAS NO INTENTION TO FIX IT ??? :( HTTP://TOYOTA-SIENNA-CANISTER-DEFECT.BLOGSPOT.COM/2017/10/THE-TOYOTA-SIENNA-2008-2016-CARBON.HTML TRULY, [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ODI 11041862

Oct 26, 2017

THE DRIVER SIDE WINDOW SEAL COMES OUT WHEN YOU ROLL THE WINDOW DOWN. THE WINDOW THEN WILL AUTO GO BACK DOWN BECAUSE IT SENSES SOMETHING IN IT'S PATH (WHICH IS THE ACTUAL SEAL). I HAVE TO SLOWLY WORK THE SEAL BACK IN THE FRAME. THE DEALERSHIP MILTON MARTIN TOYOTA IMPLIED IT WAS BECAUSE I DID NOT KEEP MY WINDOW CLEAN ENOUGH. THEY HAVE GREASED IT,DIDN'T WORK. THEN THEY PUT A NEW SEAL IN, THAT IS COMING OUT NOW. AND NOW THEY ARE PUTTING ANOTHER NEW SEAL IN. THIS HAPPENED AT ABOUT 34K MILES.

NHTSA ODI 11040038

Oct 18, 2017Seat beltsBody & structure

TL* THE CONTACT OWNS A 2016 TOYOTA SIENNA. THE CONTACT STATED THAT THE DOOR SPONTANEOUSLY OPENED WHILE THE VEHICLE WAS IN MOTION. THE CONTACT CALLED ANTIAC TOYOTA (1817 AUTO CENTER DR, ANTIOCH, CA 94509) AND WAS INFORMED THAT THERE WAS NO OPEN RECALL OR REMEDY FOR THE FAILURE. IN ADDITION, WHILE DRIVING APPROXIMATELY 75 MPH, THE SEAT BELT SPONTANEOUSLY BECAME UNLOCKED. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE SEAT BELT BUCKLE FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE VIN WAS INCLUDED IN AN UNKNOWN RECALL FOR THE STRUCTURE. THE MANUFACTURER INFORMED THE CONTACT THAT NOTHING COULD BE DONE. THE APPROXIMATE FAILURE MILEAGE WAS 30,000.

NHTSA ODI 11034418

Oct 17, 2017Seat beltsLatches & locks

TL* THE CONTACT OWNS A 2016 TOYOTA SIENNA. WHILE DRIVING 70 MPH, THE DRIVER'S SEAT BELT FRACTURED WITHOUT WARNING. IN ADDITION, WHILE DRIVING VARIOUS LOW SPEEDS, BOTH SLIDING DOORS OPENED ON MORE THAN ONE OCCASION. THE CONTACT STATED THAT THE REAR PASSENGER SLIDING DOOR OPENED MOSTLY WHILE DRIVING. THE VEHICLE WAS TAKEN TO AN UNKNOWN TOYOTA DEALER IN WALNUT CREEK, CALIFORNIA TO BE REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE FAILURE MILEAGE WAS APPROXIMATELY 100.

NHTSA ODI 11034095

Oct 16, 2017Airbags

AIRBAG LIGHT CAME ON. TOYOTA SAYS A RECALL HAS NOT BEEN ISSUED AND NEEDS A DIAGNOSTIC THAT THEY WILL CHARGE FOR. I AM SEEING MANY COMPLAINTS ON LINE FOR EXACT ISSUE AND COSTS OF FIXING ISSUE COSTING 1500-3000 AND MORE!

NHTSA ODI 11033823

Sep 29, 2017Body & structure

TL* THE CONTACT OWNS A 2016 TOYOTA SIENNA. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V858000 (STRUCTURE); HOWEVER, THE PARTS TO DO THE REPAIR WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE DEALER (LIA TOYOTA OF COLONIE, 2116 CENTRAL AVE, SCHENECTADY, NY 12304) WAS CONTACTED AND CONFIRMED THAT THE PARTS WERE NOT AVAILABLE FOR THE RECALL REMEDY. THE MANUFACTURER WAS CONTACTED AT 888-270-9371 AND STATED THAT THE PARTS WERE AVAILABLE AND TO CONTACT THE DEALER. A CASE NUMBER WAS NOT PROVIDED. THE CONTACT HAD NOT EXPERIENCED A FAILURE. PARTS DISTRIBUTION DISCONNECT.

NHTSA ODI 11030461

Sep 26, 2017

THE WINDOWS ON ALL 4 DOORS OF THIS VEHICLES ARE CONSTANTLY HAVING DIRT/DEBRIS GETTING INSIDE THE DOOR. YOU CAN SEE THIS ON THE WINDOWS, AND THE FRONT ONES ARE THE WORST. IT'S A CONSTANT SOURCE OF ISSUE WITH SCRATCHING SOUNDS FROM THE WINDOWS GOING UP AND DOWN. THE OTHER ISSUE THAT HAS BEEN ONGOING FOR 4-5 MONTHS IS THE DRIVER'S SIDE WINDOW SEAL - IT BECOMES DETACHED FROM WINDOW FRAME AND EVENTUALLY GOES BACK INTO PLACE ONCE WINDOW PRESSES INTO THE DOOR. I HAVE HAD THE SEAL PUT BACK IN BY DEALER, HOWEVER, THE FIX DIDN'T LAST 2 MONTHS. PLEASE ADVISE.

NHTSA ODI 11029890

Jul 30, 2017Wheels

3 RUN FLAT BRIDGESTONE TIRES BLOWN UP WHILE DRIVING FOR NO REASON OR ROAD HAZARDS IN LESS THAN 21,000 MILES AND WITHIN 4 WEEKS. FIRST TIRE IN CHICAGO HIGHWAY, TRAVELING ABOUT 40 TO 50 MPH, SECOND IN ARKANSAS/OKLAHOMA HIGHWAY ABOUT 60 TO 70 MPH AND 3RD IN BOSTON/REVERE AREA TRAVELING 3 TO 7 MPH WHILE PARKING. NO OTHER DAMAGE TO TIRES. 2 SIDEWALLS BLOWN AND ONE CRACKED IN THE MIDDLE. SAME BRAND TIRES, TWO DIFFERENT MODELS. BRIDGESTONE DUELER AND BRIDGESTONE TURANZA.

NHTSA ODI 11011559

Jul 14, 2017Lights

2016 TOYOTA SIENNA DASH HEAD DISPLAY, RADIO GO OUT. WHEN THIS HAPPENS HEADLAMPS GO DIM TO POINT WHERE YOU CAN BARLEY SEE AND HAVE TO STOP THE VEHICLE. TOOK THIS IN TO LOCAL DEALERSHIP SEVERAL TIMES THEY STATED THAT UNTIL IT WAS HAPPENING IN THEIR PRESENCE THERE WAS NOTHING THEY COULD DO. WE WERE ABLE TO VIDEO RECORD THE ISSUE AND SHOWED DEALERSHIP. THEY REPLACED THE RADIO HEAD BUT ISSUE STILL OCCURS. ALSO HAVE PROBLEM WITH RECALL ON SLIDING DOOR. DEALER STATED THAT TOYOTA WAS STILL LOOKING FOR A FIX. I HAVE HAD DOOR OPEN AND CLOSE ON MY YOUNG CHILDREN WITHOUT NOTICE. HAVE THE POWER TURNED OFF TO DOORS NOW BUT BOUGHT THIS MODEL FOR THE POWER DOORS DUE TO BEING A DISABLE VET THIS FEATURE HELPS ME OUT A LOT.

NHTSA ODI 11005304

Jun 25, 2017

PASSING A CONSTRUCTION ZONE ON HIGHWAY (AT SPEED ABOUT 40MPH) , SEVERAL SMALL GRAVELS HIT THE WINDSHIELD AND MADE A FEW CHIPS. SOMETHING LIKE THIS HAPPEND TO MY PREVIOUS CAR TOO, BUT NEVER MADE ANY DAMAGE AT ALL. SO I SUSPECT THE WINDSHIELD ON 2016 SIENNA IS NOT STRONG ENOUGH AND WORRY ABOUT ITS SAFETY.

NHTSA ODI 11001273

Jun 25, 2017Seats

WITH SECOND CENTER SEAT INSTALLED (8-PASSENGER VAN), THE RECLINER COULD NEVER AUTOMATICALLY COME BACK UP WHEN PULL THE LEVER. DEALER INSPECTED IT AND DIDN'T FIND ANY ISSUE. HOWEVER, IT IS NOT NORMAL TO PULL THE LEVER AND SEAT BACK UP AT THE SAME TIME, ESPECIALLY WHEN SITTING ON THE CHAIR.

NHTSA ODI 11001276

Jun 20, 2017Seat beltsBody & structure3 injuries

RIGHT SIDE PASSENGER DOOR, OPENED BY ITSELF WHILE DRIVING. MY JIDS WERE SEATED ON THE BACK WITH GRANDMA. DOOR ALSO, CLOSES BY ITSELF HURTING THE PASSENGER WHO IS TRYING TO GET INTO. IT HURT SEVERAL TIMES MY 8YR OLD DAUGHTER, MY 11 YR OLD BOY AND GRANDMA. EVEN CLOSES WHEN YOU ARE PUTTING STUFF IN THE PASSENGER SIDE.

NHTSA ODI 11000200

Jun 7, 2017Body & structure

TL* THE CONTACT OWNS A 2016 TOYOTA SIENNA. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V858000 (STRUCTURE). THE PART TO DO THE RECALL REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE LOCAL DEALER (CAVENDER TOYOTA 5730 NW LOOP 410 SAN ANTONIO, TX, 78238) CONFIRMED THAT THE PARTS WERE NOT AVAILABLE FOR THE RECALL REMEDY. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.

NHTSA ODI 10993732

Jun 3, 2017

TOYOTA SIENNA FAULTY POWER SLIDING DOORS. THE VEHICLE WAS PARKED. WHEN WE TRIED TO OPEN THE DOOR, THE CABLE SNAPPED. THEN WE WON'T BE ABLE TO CLOSE IT. WE HAD TO CUT THE REMAINING CABLE BEHIND THE SLIDING WHEEL TO MANUALLY CLOSE THE DOOR.

NHTSA ODI 10992966

Jun 1, 2017Body & structure

TL* THE CONTACT OWNS A 2016 TOYOTA SIENNA. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V858000 (STRUCTURE); HOWEVER, THE PART NEEDED FOR THE REPAIR WAS NOT AVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PART NOT AVAILABLE.

NHTSA ODI 10992737

May 22, 2017Body & structure

TL* THE CONTACT OWNS A 2016 TOYOTA SIENNA. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V858000 (STRUCTURE); HOWEVER, THE REMEDY WAS NOT AVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. THE VIN WAS NOT AVAILABLE. PARTS DISTRIBUTION DISCONNECT.

NHTSA ODI 10991019

May 16, 2017Tires

TL* THE CONTACT OWNS A 2016 TOYOTA SIENNA EQUIPPED WITH FIRESTONE FR710 TIRES, SIZE 205/65R16. WHILE THE VEHICLE WAS PARKED, THE CONTACT HEARD AN EXPLOSION. UPON INSPECTION, THE CONTACT DISCOVERED THAT THE FRONT DRIVER SIDE TIRE EXPLODED. THE CAUSE OF THE FAILURE WAS NOT DETERMINED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VIN WAS UNKNOWN. THE TIRE AND VEHICLE FAILURE MILEAGE WAS 3,750.

NHTSA ODI 10986022

May 2, 2017Body & structure

TL* THE CONTACT OWNS A 2016 TOYOTA SIENNA. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V858000 (STRUCTURE) HOWEVER, THE PART TO DO THE REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE DEALER WAS CONTACT AND CONFIRMED THAT THE PARTS WERE NOT AVAILABLE FOR THE RECALL REMEDY. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.

NHTSA ODI 10983060

Apr 24, 2017Backup camera & sensors

TL* THE CONTACT OWNS A 2016 TOYOTA SIENNA. WHILE OPERATING THE VEHICLE, THE REARVIEW CAMERA, WHICH WAS INTEGRATED INTO THE RADIO SYSTEM, MALFUNCTIONED AND STOPPED OPERATING. THE DEALER WAS UNABLE TO DIAGNOSE THE CAUSE OF THE FAILURE. THE CAMERA/RADIO UNIT WAS REPLACED, BUT THE FAILURE CONTINUED. THE CONTACT INDICATED THAT THE CAMERA/RADIO WAS REPLACED ON FOUR SEPARATE OCCASIONS. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 100.

NHTSA ODI 10980066

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Working with the data? Download all 75 complaints as CSV · fetched from NHTSA July 19, 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 2016 Toyota Sienna verdict →