Page 4 of 4 · complaints 151–172 of 172

2010 Toyota Sienna complaints

Owner reports filed with NHTSA about this vehicle, newest first and reproduced as filed. They are unverified accounts: one proves nothing, and a pattern across many is the thing worth reading. Back to the full 2010 record →

Vehicle Speed ControlCrash1 injured
Filed May 12, 20105,100 milesNY

TL* THE CONTACT OWNS A 2010 TOYOTA SIENNA. WHILE DRIVING AT SPEEDS OF 10 MPH, THE VEHICLE ABNORMALLY ACCELERATED WITHOUT WARRANT AND CRASHED. THE POLICE ARRIVED ON THE SCENE AND FILED A POLICE REPORT ACCORDINGLY. THERE WAS ONE REPORTED INJURY AND THE VEHICLE WAS DESTROYED. THE FAILURE AND CURRENT MILEAGES WERE 5,100.

Visibility
Filed Apr 26, 20105,900 milesIA

THE CONTACT OWNS 2010 TOYOTA SIENNA. THE CONTACT WAS DRIVING AT 65MPH WHEN SUDDENLY THE SUN ROOF EXPLODED. SHE WAS NOT SURE WHAT HAPPEN AS SHE DROVE THE VEHICLE HOME .AFTER THE EXPLOSION AND CALL THE DEALER. THEY STATED THEY WILL TAKE INSPECTS THE DAMAGES BUT CANNOT GUARANTEE THE WARRANTY OR IF SHE WOULD HAVE TO PAY THE COST ON THE REPAIRS. SHE THEN CALL THE INSURANCE COMPANY FILE A CLAIM SET AN APPOINTMENT FOR THEM TO INSPECT THE DAMAGES. NO ONE WAS INJURED BECAUSE THE COVER OF THE SUN ROOF WAS CLOSED BUT THERE IS A HOLE IN THE TOP OF HER VEHICLE. THE FAILURE AND CURRENT MILEAGE WAS 5,900.....MW

Latches/Locks/Linkages
Filed Apr 16, 20107,300 milesMA

SLIDING DOOR DRIVER'S SIDE ON 9 MONTH OLD 2010 TOYOTA SIENNA HAS FAILED TWICE IN PAST THREE MONTHS. THE SLIDING DOOR CLOSES AND IS UNABLE TO RE-OPEN. PREVIOUS TO THE TWO FAILURES, DOOR HAS ONLY BEEN LOCKED AND CLOSED USING REMOTE CONTROL, HANDLE FROM OUTSIDE, OR LOCKED AUTOMATICALLY UPON ACCELERATING. BECAUSE AN INFANT OCCUPIES THE SEAT FOR THAT DOOR 100% OF THE TIME, DOOR IS NEVER OPENED OR LOCKED FROM THE INSIDE AND IS NEVER TOUCHED BY PASSENGERS FROM THE INSIDE. DEALERSHIP INDICATES THAT THE INSIDE LOCK LEVER IS BEING MANUALLY FORCED PAST THE LOCK POSITION WHEN CLOSING THE DOOR; HOWEVER, THE INSIDE LOCK LEVER HAS NEVER BEEN USED AT ALL BY ANY OF THE OWNERS. DEALER REASSEMBLED THE LOCK CONTROLLER TO CORRECT THE ISSUE THE SECOND TIME. *TR

Electrical System1 injured
Filed Apr 12, 2010418 milesFL

MY 17 MONTH OLD'S HEAD GOT JAMMED BETWEEN THE RIGHT REAR WHEEL AND THE RIGHT REAR DOOR PANEL WHILE THE ELECTRIC DOOR SLID OPEN. EVEN THOUGH MY WIFE PULLED ON THE DOOR HANDLE THE DOOR KEPT SLIDING OPEN. MY BABY'S HEAD WAS CRUSHED BETWEEN THE TIRE AND DOOR PANEL. THIS IS A VERY UNSAFE DESIGN AS MY WIFE TRIED TO STOP THE DOOR FROM SLIDING BACK AND THE DOOR KEPT MOVING. I NEED SOMEONE TO CALL ME TO FURTHER DISCUSS THIS MATTER. MY CAR IS A 2011 MODEL. *TR

Engine and Engine Cooling
Filed Apr 4, 2010100 milesNJ

SUBJECT: SMOKE FROM NEW 2010 TOYOTA SIENNA CE. I BOUGHT WHAT APPEARED TO BE A NEW 2010 TOYOTA SIENNA FROM DCH BRUNSWICK TOYOTA IN NORTH BRUNSWICK, NEW JERSEY ON MARCH 29, 2010. ITS ODOMETER READ 95 MILES. WE LEFT THE DEALERSHIP AT ABOUT 7:00 PM. MY WIFE DROVE THE CAR AND MY MOTHER, WHO IS SUFFERING FROM SCIATICA AND HAS RECENTLY UNDERGONE AN OPERATION, SAT IN THE PASSENGER SEAT. (IT MUST BE MENTIONED HERE THAT BOTH MY WIFE AND MOTHER HAVE EXTENSIVE EXPERIENCE IN DRIVING CARS THAT GOES BACK AT LEAST TEN YEARS, AND MY WIFE ESPECIALLY IS QUITE FAMILIAR WITH THE BASICS OF CAR MECHANICS.) AT ABOUT 7:30 PM, WHEN MY WIFE TURNED THE HEATER ON, THE ENGINE STARTED MAKING LOUD THUMPING SOUNDS. MY MOTHER NOTICED A GLOW IN THE HOOD. A CONSIDERABLE AMOUNT OF THICK DARK SMOKE STARTED RISING FROM THE HOOD. MY WIFE STOPPED THE CAR IMMEDIATELY AND TURNED THE ENGINE OFF. THINKING THAT THE ENGINE WAS ABOUT TO EXPLODE, THEY LEAPED OUT OF THE CAR AND RAN AWAY TO A SAFE DISTANCE IN THE MUD ON THE SIDE OF THE STREET FEARING FOR THEIR LIVES. THE PHYSICAL AND EMOTIONAL TRAUMA THAT MY MOTHER WAS SUBJECTED TO HAS CAUSED A SUBSTANTIAL INCREASE IN THE BACK PAIN LEADING TO NIGHTMARES AND INSOMNIA. THE SMOKE THAT THE CAR CONTINUED TO EMIT FOR ANOTHER HALF AN HOUR GAVE THE IMPRESSION THAT THE ENGINE COULD EXPLODE ANY TIME. WE CALLED THE DEALERSHIP AND THEY HAD TO TOW THE CAR BACK TO THEIR PLACE. THE DEALERSHIPS SERVICE CENTER TRIED TO DIAGNOSE THE PROBLEM. THE BEST THEY CAME UP WITH WAS: A POSSIBLE AIR BUBBL

Engine and Engine CoolingFire
Filed Mar 29, 20104,500 milesNY

TL*THE CONTACT OWNS A 2010 TOYOTA SIENNA. WHILE DRIVING AT APPROXIMATELY 5 MPH, THE VEHICLE SUDDENLY STOPPED AND ALL THE LIGHTS ON THE INSTRUMENT PANEL ILLUMINATED. THE STEERING WHEEL ALSO LOCKED UP SO THE CONTACT TURNED THE VEHICLE OFF. UPON RE-STARTING THE VEHICLE, THE FAILURE REOCCURRED. A TOW TRUCK WAS CALLED AND A POLICE OFFICER WAS ALSO AT THE SCENE. THE TOW TRUCK DRIVER NOTICED SMOKE EMITTING FROM UNDER THE HOOD OF THE VEHICLE UPON ARRIVAL. THE VEHICLE WAS TOWED TO AN AUTHORIZED DEALER. THE VEHICLE HAD NOT BEEN REPAIRED AT THE TIME OF THE COMPLAINT. THE CURRENT AND FAILURE MILEAGES WERE APPROXIMATELY 4,500.

Vehicle Speed ControlCrash
Filed Mar 20, 2010430 milesAZ

INVOLUNTARY ACCELERATION. THE FAILURE HAPPENED WITHIN THE FIRST 30 MILES THAT WE HAD POSSESSION OF THE VEHICLE. THERE WAS ONLY 430 MILES ON THE VEHICLE. THE VEHICLE IS CURRENTLY AT TOYOTA BODY SHOP AND WE ARE AWAITING DISPOSITION OF THE VEHICLE. *TR

Vehicle Speed Control
Filed Mar 10, 20104,500 milesNY

WHEN CAR IS STARTED EVEN IN WARM WEATHER, ENGINE RACES AND CAN GET UP TO 30 MILES PER HOUR WITHOUT DEPRESSING ACCELERATOR. SOMETIMES TAKES 15 TO 20 MINUTES TO GET TO A NORMAL IDLE. *TR

Structure › Frame and Members
Filed Mar 9, 20106,000 milesDC

1. I BOUGHT A NEW TOYOTA SIENNA 2010 IN NOVEMBER 2009 AND FOUND THE RAILS OF THE PASSENGER SIDE SEAT CORRODED IN LESS THAN TWO MONTHS 2. THE SPARE TIRE MECHANISM OF THE SAME CAR WAS FOUND STUCK AND HAD TO BE REPLACED IN THE SAME TIME PERIOD. THE DEALER HAS REPLACED THE SPARE TIRE MECHANISM BUT FAILED TO ADDRESS THE ISSUE OF CORROSION. I AM CONCERNED AS THIS AFFECTS THE RESALE VALUE OF MY CAR AND ALSO IF THE CORROSION EXISTS IN OTHER PARTS OF THE VEHICLE WHICH ARE NOT CONSPICUOUS.

Steering
Filed Mar 4, 2010CA

I BOUGHT A 2010 TOYOTA SIENNA CE FROM SOUTHBAY TOYOTA IN GARDENA, CA AT ON JANUARY 24, 2010. AFTER MY WIFE DROVE IT FOR A WEEK, SHE FOUND THE CAR STARTED TO MAKE "CRACKING" SOUND NEAR THE STEERING WHEEL AREA ESPECIALLY WHEN THE CAR IS IN REVERSE DRIVING AND MOVING THE STEERING WHEEL SLOWLY. I TESTED IT AND THE ABNORMAL SOUND REPEATED EVERY TIME. I BROUGHT THE CAR TO SOUTHBAY TOYOTA A WEEK AGO, THEY DIDN'T IDENTIFY THE PROBLEM SINCE THE STREET IS SO NOISY. MY WIFE CONTINUED TO DRIVE THE CAR AND THE "CRACKING NOISE" BECAME LARGER AND AT THE SAME TIME SHE FELT THE BRAKE PUSHED HER FOOT UP. ON MARCH 1ST, 2010, I SENT THE CAR TO SOUTHBAY TOYOTA AGAIN. THIS TIME THEY DUPLICATED THE PROBLEM AND CONTACTED TOYOTA AND ORDERED A "INTERMEDIATE STEERING SHAFT" AND WILL REPLACE IT. I DON'T KNOW THIS WILL SOLVE THE PROBLEM OR NOT. *TR

Vehicle Speed Control
Filed Mar 4, 20101,500 milesMI

MY 2009 TOYOTA SIENNA ACCELERATED UNEXPECTEDLY AFTER THE CRUISE CONTROL WAS SET. THIS HAPPENED 2 DIFFERENT TIMES WHILE MY WIFE WAS DRIVING IT. I WAS NOT IN THE CAR. MY WIFE HAD TO IMMEDIATELY PRESS THE BRAKE PEDAL TO RELEASE THE AUTO CRUISE. AFTER THE BRAKE WAS PRESSED THE AUTOCRUISE RELEASED THE ACCELERATION. OUR CAR IS NOT IN THE RECALL LIST I THINK. WE NEVER TOOK OUR CAR FOR THE RECALL REPAIR AT ANY TIME SINCE WE HAVE HAD IT. *TR

Power Train › Automatic Transmission
Filed Mar 2, 201050 milesCA

THERE ARE MULTIPLE PROBLEMS. INITIALLY THERE WAS A WHISTLING NOISE WHILE DRIVING. THE DEALER REPLACED THE TRANSMISSION OF THE BRAND NEW VAN. THE WHISTLING NOISE WAS REDUCED BUT THERE ARE A BUNCH OF OTHER PROBLEMS. 1. ON START THE RPM GOES TO ABOUT 1600. 2. THERE IS CONSTANT LOAD HUMMING NOISE COMING FROM THE TRANSMISSION/ENGINE. 3. THE VEHICLE PICKUP MAKES A KNOCKING NOISE SOMETIMES OVERALL I DEFINITELY DON'T FEEL SAFE DRIVING THIS VEHICLE. THE DEALER AND MANUFACTURER SAYS ALL THIS IS CONSIDERED TO BE 'WITHIN NORMAL RANGE'. *TR

Structure › Body › Hatchback/Liftgate
Filed Feb 25, 2010MI

WHILE LOADING MY KIDS AT A PARKING LOT, WE OPENED THE REAR HATCH WITH THE REMOTE CONTROL, IT OPENED COMPLETELY AND WHEN ONE OF THE KIDS WAS PUTTING HIS STUFF IN THE BACK THE HATCH STARTED TO CLOSE TO THE POINT IN WHICH IT WOULDN'T STOP. MY WIFE AND I HAD TO HOLD THE HATCH TO NOT LET IT CONTINUE CLOSING WITH MY KID IN THE WAY. THE HATCH CONTINUED TO PUSH DOWN AND PRESSING MY KID. AFTER A FEW SECONDS OF PULLING THE HATCH UP, FINALLY IT CAME BACK AND OPENED AGAIN, JUST TO THEN CLOSE AGAIN BY ITSELF WITH NO APPARENT REASON. THERE WERE NO INJURIES, JUST A GOOD AMOUNT OF STRESS FOR THE 10-15 SECONDS OF THE INCIDENT. *TR

Vehicle Speed Control
Filed Feb 21, 2010CA

I RECENTLY DROVE A RENTED 2010 TOYOTA SIENNA VAN, FROM ALAMO RENTALS IN SAN ANTONIO TEXAS. I FOUND THE CRUISE CONTROL SYSTEM A BIT QUIRKY AND A BIT STARTLING AT FIRST. ONCE THE CRUISE CONTROL WAS SET TO 70 MILE PER HOUR, THE SYSTEM OPERATED FINE AND MAINTAINED THE SET SPEED. HOWEVER, ONCE EVERY 3 OR 4 TIMES THE CRUISE CONTROL WAS DISCONNECTED USING THE BRAKE PEDAL, THEN USING THE RESUME FUNCTION OF THE CRUISE CONTROL, THE VEHICLE WOULD ACCELERATE RAPIDLY PAST 75 MILES PER HOUR. ONCE I DISCONNECTED THE CRUISE CONTROL AND RESET THE DESIRED SPEED, THE CRUISE CONTROL OPERATED NORMALLY. THIS SEEMED TO BE A PERSISTENT BUT INTERMITTENT ISSUE. ONCE I WAS AWARE OF THE POTENTIAL FOR RAPID ACCELERATION AND SPEED OVERSHOOT, I WAS ABLE TO ANTICIPATE AND CONTROL THE VEHICLE FROM RUNNING AWAY. IN LIGHT OF ALL THE ISSUES CONCERNING TOYOTA PRODUCTS, I THOUGH I WOULD BRING THIS TO YOUR ATTENTION. DRIVING CONDITIONS AT THE TIME OF THESE INCIDENTS WERE DRY CONCRETE ROAD, 7 PASSENGERS IN THE VEHICLE, HIGHWAY SPEED OF 70 MILES PER HOUR, OUTSIDE TEMPERATURES WERE BETWEEN 34 DEGREES F TO 70 DEGREES F. HIGHWAY WAS STRAIGHT AND LEVEL. *TR

Air Bags › FrontalCrash
Filed Feb 11, 20106,200 milesLA

YESTERDAY I HIT A DEER IN MY 2010 SIENNA. THE IMPACT WAS DIRECTLY IN FRONT OF THE DRIVER. THIS WAS A VERY HARD IMPACT AND MY AIRBAGS DID NOT DEPLOY. I BOUGHT THIS VAN BECAUSE OF TOYATA'S SAFETY REPUTATION. I HAVE 2 SMALL CHILDREN AND I AM VERY CONCERNED ABOUT THEIR SAFETY IN THIS VAN. I AM CONCERNED THAT IF I NEED THE AIRBAGS THEY WILL NOT DEPLOY AGAIN. I CAN SEND YOU A PICTURE OF THE ACCIDENT IF YOU LIKE. PLEASE CONTACT ME BY EMAIL . I AM TRYING TO DETERMINE MY NEXT ACTIONS CONCERNING MY FUTURE IN THIS VEHICLE AND WITH TOYOTA. MY FAMILIES SAFETY IS MY PRIORITY. THANK YOU. *TR

Vehicle Speed Control
Filed Feb 4, 20104,500 milesMI

AT VEHICLE START- COLD AMBIENT TEMPS -APPROX 20F AND LOWER, ENGINE GOES TO ABOUT 1800 RPM AND STAYS THERE FOR ABOUT 2 MINUTES BEFORE DROPPING DOWN TO ABOUT 1100 RPM. AFTER SHFITING AND THE DRIVER TAKING THE FOOT OFF THE BRAKE PEDAL THE VEHICLE HAS A TENDENCE TO LURCH DUE TO THE HIGH ENGINE SPEED. THIS IS A SURPRISE EVENT EVERY TIME I OR MY WIFE START THIS VEHICLE AND I CONSIDER IT A SAFETY RELATED ISSUE. AS A COMPARISON, MY 2003 CHEVY TRAILBLAZER COLD ENGINE RPM NEVER GOES ABOVE 900 RPM AND DOES NOT EXHIBIT THIS LURCH TENDENCY. I COMPLAINED TO THE TOYOTA DEALER SERVICE MANAGER, AND HE OFFERED NO RESOLUTION- BASICALLY "...THAT'S THE WAY IT IS." THE DEALER HAS NO KNOWN PROCEDURE TO ADJUST THE COLD START ENGINE SPEED TO A LOWER LEVEL. I HAVE A DOCUMENTED SERVICE REPORT. *TR

Service Brakes, Hydraulic
Filed Feb 4, 20103,000 milesNJ

I WAS DRIVING IN LIGHT SNOW AT A SLOW SPEED (10-15 MPH) DOWN A VERY SLIGHT HILL (5 DEGREES). I TRIED TO COME TO A STOP, ONCE AT A TRAFFIC LIGHT AND ONCE AT A STOP SIGN, AND THE BRAKES COMPLETELY FAILED. THEY MADE A GRINDING NOISE, BUT DID NOT SLOW THE CAR WHATSOEVER. LUCKILY I DID NOT HIT OR WAS HIT BY ANOTHER CAR, BUT INCIDENT WAS VERY FRIGHTENING. I HAVE NOT YET SCHEDULED TO TAKE THEM IN FOR A SERVICE CHECK. *TR

Structure › Body › Hatchback/Liftgate › Hinge and Attachments
Filed Feb 3, 20101,000 milesNY

I OWN A 2010 TOYOTA SIENNA PURCHASED BACK IN SEPT. 2009. POWER LIFTGATE CLOSES ITSELF EVERYTIME WHEN OPEN USING THE KEYFOB OR THE BUTTON INSIDE THE CABIN. THIS WAS HAPPENING LIKE COUPLE OF MONTHS AFTER I GOT THE CAR. THERE WERE SEVERAL INCIDENTS THAT ME AND FAMILY MEMBERS WERE HIT OUR HEADS AND SHOULDERS BY SELF CLOSING LIFTGATE WHEN DIDN'T KNOW WHAT THE CAUSE WAS. AFTER RESEARCHING ABOUT THIS PROBLEM, TOYOTA HAD RECALLED SIENNA IN THE PAST ABOUT THIS SAME PROBLEM FOR OLDER MODELS FOR FAULTY STRUT USED FOR POWER LIFTGATES. I HAD NOT TAKEN THE CAR TO THE DEALER YET BECAUSE OF TIME. I USE THE LIFTGATE IN MANUAL MODE TO PREVENT THE PROBLEM FOR POSSIBLE INJURY UNTIL I FIX THE PROBLEM. I WILL BE TAKING THE CAR TO THE DEALER SOON. *TR

Latches/Locks/Linkages
Filed Feb 2, 20107,774 milesMD

2010 TOYOTA SIENNA REAR LIFTGATE AUTOMATICALLY CLOSES ON OCCASION WITHOUT PUSHING THE KEY FOB OR THE INTERIOR BUTTON. IT HAS OCCURRED 5 TIMES IN THE LAST 2 WEEKS. NO ONE HAS BEEN HIT BY THE DOOR YET BECAUSE WE ARE AWARE OF IT HAPPENING. I WILL BE CONTACTING THE DEALER TOMORROW. NO OTHER ACTION HAS BEEN TAKEN. *TR

Electrical System1 injured
Filed Jan 29, 20108,500 milesPA

WE HAVE A 2010 TOYOTA SIENNA XLE. THE PROBLEM IS WITH THE AUTOMATIC DOORS AND KEY FOB AND BACK HATCH DOOR. THE KEY WILL UNLOCK AND IMMEDIATELY RELOCK ALL THE DOORS. IF YOU TOUCH THE BUTTONS TO ACTIVATE SLIDING DOORS THEY WORK OFF AND ON. THE BIG PROBLEM THOUGH IS THE BACK DOOR - THE TRUNK. IT OPENS AND THEN AS YOU ARE GOING INTO THE TRUNK YOU DON'T KNOW IT IS CLOSING ON YOU. THIS HAS NOW HAPPENED AT LEAST 12 TIMES. I AM CONCERNED IF MY CHILD IS IN TRUNK GETTING BAGS. IT SEEMS SOME "EYE" MUST SEE AND THE DOOR STARTS RISING AGAIN. BUT I HAVE BEEN HIT IN THE BACK AND HEAD A FEW TIMES. MY CONCERN IS WHAT IF THE SENSOR DOES NOT ACTIVATE AND YOU ARE STUCK IN THE DOOR/BUMPER AREA? I AM TAKING CAR TO DEALERSHIP BUT THEY CLAIM TO HAVE NEVER HEARD OF A PROBLEM LIKE THIS. *TR

Structure › Body › Door
Filed Jan 15, 20104,000 milesNY

TL*THE CONTACT OWNS A 2010 TOYOTA SIENNA. THE CONTACT STATED THE REAR ELECTRONIC DOOR INTERMITTENTLY FAILED TO REMAIN OPEN. THE DEALER STATED THAT THE STRUT NEEDED TO BE REPLACED SINCE THEY BECAME FAULTY. THE DEALER ALSO ADVISED HER THAT THE PARTS WERE ON NATIONAL BACK ORDER. THE FAILURE MILEAGE WAS 4,000. UPDATED 02/1710 *BF UPDATED 02/19/10

Engine and Engine Cooling
Filed Jan 1, 20103,000 milesIN

ENGINE SPEED CONTROL , IT DOESN'T GO UP SMOOTHLY FROM 0 KLM TO 55 KLM WHEN GOING INTO HIGHWAY. *TR

Reading these

NHTSA publishes every complaint as the owner wrote it and investigates only a fraction. Spelling, capitalisation and judgement are the filer’s own. What carries weight is repetition: the same component failing the same way across many filings, and whether the manufacturer eventually opened a recall for it.

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