NHTSA Owner Complaint Log
This page lists owner-reported complaints filed with NHTSA for the 2004 Toyota Sienna. Complaints are unverified consumer reports submitted to NHTSA and do not by themselves prove a defect or defect rate.
Data synced from NHTSA on May 4, 2026
VEHICLE HAS HAD A TRANSMISSION HESITATION PROBLEM SINCE WE PURCHASED IT. THE DELAY CONSISTS OF A 2-3 SECOND DELAY BEFORE THE ACCELERATION KICKS IN. THIS OCCURS WHEN MERGING, TURNING OR ATTEMPTING TO SPEED UP TO AVOID COLLISIONS/OBJECTS. WE HAVE REPORTED THIS PROBLEM TO THE DEALER EVERY TIME WE BRING IT IN FOR MAINTENANCE, WITH NO IMPROVEMENT IN PERFORMANCE. ADDITIONALLY, UNDER CRUISE CONTROL, THE CAR "SKIPS" GEARS UNEXPECTEDLY AND REVVS RANDOMLY. *TR
"BATTERY SAVER" FEATURE IS ONLY PARTIALLY IN MY 2004 TOYOTA SIENNA. THE OWNERS MANUAL AND THE TOYOTA SERVICE MANUAL STATE THAT "IF ANY DOOR IS LEFT OPEN, THEN THE ROOM LIGHTS SHOULD GO OUT AFTER 20 MINUTES". THIS FEATURE IS ONLY PARTIALLY OPERABLE AS THE IGNITION KEY CYLINDER LIGHTS AND THE TWO FRONT PERSONAL LIGHTS DO GO OFF, BUT ALL OTHER INTERIOR LIGHTS REMAIN ON WITH AN OPEN DOOR. TOYOTA HAS TAKEN NO ACTION TO CORRECT PROBLEM. WHEN A DOOR IS INADVERTENTLY LEFT OPEN, THE BATTERY WILL DISCHARGE, REMOVING THE ABILITY TO START THE VEHICLE. THERE ARE NUMEROUS REPORTS OF THIS PROBLEM ON THE INTERNET. *TR
VEHICLE STALLED WHILE DRIVING. CONSUMER PULLED VEHICLE OFF THE ROAD. CONSUMER WAS UNABLE TO RESTART THE VEHICLE. ON MAY 14, 2004 VEHICLE WAS TOWED TO THE DEALERSHIP. HOWEVER, DEALERSHIP WAS UNABLE TO DETERMINE THE CAUSE OF THE PROBLEM. *AK
2004 TOYOTA SIENNA EXHIBITS POOR LOW SPEED DRIVABILITY WHEN ACCELERATING FROM SLOW SPEED. THROTTLE DOES NOT RESPOND TO PEDAL ACTION WHICH RESULTS IN UNPREDICTABLE ACCELERATION TIME AND AMOUNT. POOR, OR NO, ENGINE RESPONSE IS FOLLOWED BY LURCH FORWARD AS THROTTLE (OVER) REACTS AND TRANSMISSION SEARCHES FOR THE PROPER GEAR. MANY 'NEAR MISSES' IN TRAFFIC MERGING SITUATIONS. THE PRIMARY DRIVER, MY WIFE, WILL NO LONGER USE THIS VEHICLE. SEVERAL DEALERS HAVE REVIEWED THIS ISSUE AND STATE THAT TOYOTA CLASSIFIES THIS PERFORMANCE AS A 'CHARACTERISTIC' OF THE 3.3L PLATFORM. THIS PERFORMANCE IS NOT ACCEPTABLE TO ME AND VEHICLE WILL BE REPLACED IF NOT REPAIRED SOON.*AK
ONCE, WHILE DRIVING ON I-5, ON A SLIGHT INCLINE IN 'D'(OVERDRIVE), I SLOWED THE VEHICLE FROM 60 MPH TO AROUND 50 MPH BECAUSE OF TRAFFIC. THE VEHICLE THEN SEEM TO SLIP OUT OF GEAR, THE RPMS HIT APPROX. 6000, THEN THE VEHICLE CAUGHT A GEAR. IT REPEATED THIS SEVERAL TIMES. I PULLED OVER AND CALL THE DEALER. HE SAID TO IF THERE WERE NO WARNING LIGHTS, THEN IT'S PROBABLY OK. THE SECOND TIME WE WERE IN 'D' AND SLOWING FROM ABOUT 60MPH TO 50MPH COMING INTO A SLIGHT CORNER. THE VEHICLE REPEATED THE SAME JERKING. I NOTICE THAT WHEN SLOWING THE RPMS DIP BELOW 2000-1800 BEFORE THE SLIPPING OCCURS. I KEPT THE CAR ABOVE 2000 RPMS AT HIGHER SPENDS BY SHIFTING INTO '3' WHEN NEEDED. THIS SEEM TO AVOID THE PROBLEM? WE BROUGHT THE CAR IN TO THE DEALER. I WAS TOLD WHAT HAPPEN IS NORMAL OPERATION FOR THE NEW TRANSMISSIONS IN THE SIENNA AND HIGHLANDER? HOWEVER, LOSING POWER AND BEING JERKED AROUND DID NOT SEEM SAFE. I AM BRINGING IT TO ANOTHER DEALER ON THIS COMING FRIDAY.
CONSUMER RECEIVED RECALL 03V291000 CONCERNING FUEL TANK. THE FUEL TANK WAS REPLACED DUE TO FAULTY CONSTRUCTION. RECALL REPAIRS WERE PERFORMED, AND THE QUICK DISCONNECT SECTION CAME APART IN THE CONSUMER'S DRIVEWAY. DEALER EXAMINED THE VEHICLE, AND SIMPLY RECONNECTED THE QUICK CONNECT SECTION.*AK THE FUEL LINE BECAME DISCONNECTED CAUSING FUEL TO LEAK NEAR THE EXHAUST AND THE ENGINE TO FAIL. *NM
WHILE DRIVING AND COMING TO COMPLETE STOP VEHICLE STALLED, VEHICLE WAS TAKEN TO THE DEALER, AND MECHANIC DETERMINED THAT GAS LINE WAS DISCONNECTED FROM THE GAS TANK. *AK
I RAN INTO A BIG PROBLEM WITH MY 4 MONTH OLD 2004 TOYOTA SIENNA XLE. I WAS TURNING ONTO A HILL AND WANTED TO SEE HOW IT WOULD ACCELERATE UP THE HILL SO I FLOORED IT. THE CAR ACCELERATED WELL AND I TOOK MY FOOT OFF THE GAS PEDAL AT ABOUT 35 MPH. THE PROBLEM WAS THAT THE CAR KEPT GOING AT FULL ACCELERATION. THERE WAS NO ONE IN FRONT OF ME SO I STARTED TRYING TO FIGURE OUT HOW TO STOP IT INSTEAD OF JUST TURNING OFF THE CAR (I NEEDED TO GET TO THE TOP OF THE HILL AND I COULD COAST TO WHERE I WAS GOING). I PUT IT INTO NEUTRAL BUT ALL IT DID WAS REV TO 6000 RPM, I CHECKED TO MAKE SURE I SOMEHOW HADN'T GOTTEN THE CRUISE CONTROL ON AND I HADN'T, I DOWNSHIFTED INTO 3RD AND KEPT PRESSING ON AND LETTING OFF THE BRAKE PEDAL SINCE I DIDN'T WANT RUIN MY BREAKS (I WAS ABLE TO KEEP THE SPEED BETWEEN 40 AND 50). AS I NEARED THE TOP OF THE HILL (IT IS ABOUT 1/3 OF A MILE LONG) I FIGURED I WOULD TURN THE CAR OFF AT THE TOP. JUST AS I WAS ABOUT TO CREST THE HILL, THE VAN STOPPED ACCELERATING AS THE CAR LEVELED OUT AND THEN RAN NORMAL. THERE IS AN INITIAL LEVEL PORTION GOING TO THE TOP OF THE HILL AND THE VAN DID NOT STOP ACCELERATING AT THE LEVEL SPOT. IT WASN'T UNTIL THE SECOND LEVEL SPOT THAT IT STOPPED ACCELERATING.. *AK
TOWING PACKAGE/TRAILER HITCH INSTALLED BY TOYOTA DEALER CONSISTENTLY SCRAPES THE ROAD WITH AND WITHOUT A LIGHT LOAD. WHEN HAULING A LIGHT LOAD, LOAD IS APPROX ONE HALF OF THE STATED TOWING CAPACITY (3500 LBS). THE HITCH SCRAPING THE ROAD CAUSES DIFFICULTY WHEN DRIVING AND MULTIPLE "COLLISIONS" BETWEEN THE HITCH AND THE ROAD. THIS PROBLEM HAS BEEN REPORTED TO THE LOCAL DEALER (JAY WOLFE TOYOTA) AND CORPORATE TOYOTA (CASE # 2007-08020957). EVEN THOUGHT THE PROBLEM IS DOCUMENT ON SEVERAL FORUMS, TOYOTA HAS FAILED TO PROVIDE AIR SHOCKS OR ANY OTHER MEANS TO CORRECT THE PROBLEM. AM SERIOUSLY CONCERNED WHAT WILL HAPPEN WHEN I ATTEMPT TO TOW A POP-UP CAMPER THAT IS TWICE THE WEIGHT I AM TOWING KNOW, BUT STILL UNDER THE STATED TOWING CAPACITY. I HAVE SNAPPED ON SET OF SAFETY CHAINS DUE TO THE CHAINS GETTING SMASHED BETWEEN THE ROAD AND THE HITCH WHEN IT BOTTOMS OUT. *JB
MIDDLE SEAT SEAL BELT TOP POSITIONER SOMETIMES GETS JAMMED, CAUSING THE BELT TO BE VERY LOOSE, ESPECIALLY WITH CHILDREN WHO MAY NOT REALIZE THAT IT IS LOOSE. IT APPEARS THAT THE PLASTIC SUPPORT AT THE TOP OF THE SEAT IS NOT VERY SECURE, AND BECOMES LOOSE AFTER A WHILE.*AK
"CLUNKING" NOISE NOTED ON STEERING THE 2004 TOYOTA SIENNA JUST A FEW MONTHS AFTER IT WAS BOUGHT. IT HAD GONE THROUGH 3 RECALLS ALREADY WHEN FIRST THE FUEL TANK, THEN THE DOOR SILLS, THEN THE MIDDLE ROW SEATBELT BEZEL, AND FINALLY RECENTLY, THE REAR HATCH STRUTS WERE ALL REPLACED. VEHICLE WAS TEST DRIVEN, BUT NO MENTION OF "CLUNKING" DOCUMENTED. HOWEVER, ALL THIS TIME, THE CLUNKING HAD BECOME MORE NOTICEABLE, AND VEHICLE HAD GONE THROUGH 2 ALIGNMENTS ALREADY, WITH ONLY ABOUT 42,000 MILES ON IT. LAST SERVICED FOR ALIGNMENT, DEALER DID NOTE CLUNKING AND RECOMMENDED REPLACEMENT OF INTERMEDIATE STEERING SHAFT. IT IS NOW BECOMING MORE DIFFICULT TO STEER THE VEHICLE, ESPECIALLY AT LOW SPEEDS, AND "K-TURNS" NOW REQUIRE MORE MANEUVERS, AND THE STEERING RADIUS HAS INCREASED POTENTIALLY CAUSING COLLISIONS WITH OBJECTS OR PEDESTRIANS IF COMPENSATORY ACTION IS NOT INITIATED. (STEERING OUTPUT HAS SOMETIMES BEEN UNPREDICTABLE). SECOND COMPONENT IS LACK OF TPMS SENSORS WHEN TIRES WERE CHANGED AT A FACILITY, AND I HAD THE FACILITY DOCUMENT THE LACK OF SENSORS. *TR
PE0500,8 REAR PASSENGER SEAT BELT CATCHES IN PLASTIC HOUSING THAT REPEATEDLY COMES APART.*AK
THE BRAKE LIGHTS ON THE VEHICLE'S TAILGATE DOES NOT WORK PROPERLY. THE DEALER EXPLAINED TO THE CONSUMER THAT THE LIGHTS ON THE TAILGATE ARE NOT BRAKE LIGHTS BUT RUNNING LIGHTS. CONSUMER FELT THAT THE POSITIONING OF THE ACTUAL BRAKE LIGHTS MADE IT DIFFICULT FOR MOTORISTS DIRECTLY BEHIND TO SEE VEHICLE. *LA
WHEN OPENING THE MANUAL REAR SLIDING DOOR ON THE DRIVER SIDE. THE DOOR DOES NOT LATCH AT TIMES EVEN AFTER REPEATED ATTEMPTS. THE SLIDING DOOR SLID ON A CHILD WHEN THE CAR WAS PARKED ON A DOWN HILL. DEALER CLEANED THE TRACK ON THE DOOR, BUT THE ISSUE OCCURRED AGAIN THE NEXT DAY.*AK
BATTERY SAVER FEATURE DOES NOT WORK AS ADVERTISED. IF REAR HATCH DOES NOT CLOSE COMPLETELY INTERIOR LIGHTS REMAIN ON UNTIL BATTERY IS DEAD. TOYOTA ADVERTISES THAT THE BATTERY-SAVER FEATURE IS SUPPOSED TO TURN INTERIOR LIGHTS OFF AFTER 20 MINUTES TO PREVENT BATTERY DRAIN. THIS IS NOT ONLY FALSE ADVERTISEMENT BUT IS UNSAFE SINCE IT CAN EASILY LEAVE YOU STRANDED WITH A DEAD BATTERY.*AK
THIS COMPLAINT IS RELATED TO THE HAZARDS OF TOWING WITH THE 2004 TOYOTA SIENNA WHICH I OWN. THIS MODEL IS ADVERTIZED AS TOWING READY WITHOUT ANY ADDITIONAL EQUIPMENT EXCEPT A HITCH AND HAS A TOWING CAPACITY OF 3500 POUNDS. WHEN THE HITCH IS INSTALLED ON THE VEHICLE THE CLEARANCE OF THE RECEIVER IS DANGEROUSLY LOW TO THE GROUND WITHOUT A TRAILER ATTACHED. ONCE THE TRAILER IS ATTACHED WITH A TONGUE WEIGHT LESS THAN MAXIMUM, THE RECEIVER SITS 3 INCHES ABOVE THE GROUND. THIS EXTREMELY LOW CLEARANCE PROVIDES VERY DANGEROUS DRIVING CONDITIONS ON A VEHICLE THAT IS ADVERTIZED AS SUITABLE FOR THIS TYPE OF USE. THE HITCH BOUNCES AND BANGS OF THE ROAD SURFACE AND NEGATIVELY EFFECTS HANDLING. IN ORDER TO CORRECT THIS PROBLEM AN AIRLIFT SYSTEM WAS INSTALLED IN THE REAR SUSPENSION TO ELEVATE THE REAR END WHILE TOWING. THIS IS SUITABLE AS IT STIFFENS THE REAR SUSPENSION WHEN A LOAD IS APPLIED. HOWEVER, WITHOUT A LOAD THE REAR SUSPENSION IS TOO STIFF WITH THE AIR BAGS INFLATED, YET THE REAR END IS TOO LOW WITH A HITCH AND TH EBAGS DEFLATED. ACCORDING TO THE LOCAL TOYOTA DEALER, THEY ARE AWARE OF THE PROBLEM BUT DO NOT HAVE ANY SOLUTIONS.
WHILE PARKING CONSUMER NOTICED GASOLINE LEAKING FROM UNDERNEATH THE VEHICLE. CONSUMER HAD VEHICLE TOWED TO THE DEALER FOR INSPECTION, AND MECHANIC REPLACED THE FUEL TANK DUE TO A HOLE INSIDE OF THE TANK. *AK
TOYOTA HAS ELIMINATED THE BRAKE LIGHTS ON THE TAILGATE OF THE SIENNA. THE SMALL BRAKE LIGHTS THAT ARE ON THE CORNER OF THE REAR END ARE NOT SUFFICIENT AND WILL RESULT IN A HIGHER NUMBER OF SIENNAS GETTING REARENDED. THE DRIVER REARENDING THE SIENNA WILL TAKE THE BLAME WHEN THE SIENNA IS PARTIALLY AT FAULT.
WHEN ON AN INCLINE AUTOMATIC SLIDING DOOR CLOSES. *AK
HESITATION OF 2004 TOYOTA SIENNA XLE LIMITED. VEHICLE HAS A SIGNIFICANT DELAY IN ACCELERATION WHEN APPLYING GAS FROM A SLOW ROLL (UNDER 5 MPH). THIS IS A RECURRING PROBLEM THAT IS NOT ADDRESSED BY TOYOTA.*AK
BRAKE PROBLEM S AFTER ONLY EIGHT MONTHS AND 10K MILES OF NORMAL USE. (NAR) *PH *CB
SEAT BELT GETS JAMMED IN THE GUIDES, DOES NOT RETRACT. THIS IS A MAJOR SAFETY CONCERN BECAUSE WHEN SEAT BELT DOES NOT RETRACT IT IS USSLESS. DEALER REPLACED GUIDES BUT STILL OCCURING. SAME ISSUE HAPPENED IN LOANER SIENNA. GETTING PASSED AROUND CALLING TOYOTA.
MY 2 YEAR OLD (AT THE TIME) PULLED ON THE SUNSCREEN OF OUR 2004 TOYOTA SIENNA MINIVAN AND BOTH OF THE PLASTIC CLIPS POPPED OFF OF THE WINDOW. THESE CLIPS ARE SMALL ENOUGH FOR THE TODDLER TO SWALLOW AND CHOKE ON. I HAVE ONLY BEEN ABLE TO FIND ONE CLIP TO HAVE THE WINDOW SCREEN REPAIRED (I WAS LUCKY ENOUGH TO PULL IT OUT OF HER MOUTH). OVER THE PAST MONTHS, I HAVE BEEN IN CONTACT WITH MANY TOYOTA DEALERSHIPS TO FIX THIS POTENTIAL HAZARD. THESE DEALERSHIPS HAVE BEEN TRYING TO HAVE TOYOTA DO SOMETHING, BUT IT DOESN'T SEEM TO BE HAPPENING. TOYOTA IS AWARE OF THIS FLAW AND EVEN HAS A TECH SERVICE BULLETIN ON IT. IRONICALLY CALLED - "WINDOW SHADE CLIPS FALLING OFF" (BO006-04) I HAVE FOUND OUT THAT THE DEALERSHIPS AT ONE TIME WERE ABLE TO ORDER THIS PART FOR ROUGHLY $3.00. NOW IT IS NOT AVAILABLE, BECAUSE OF THE DESIGN FLAW. TOYOTA IS TELLING THE CUSTOMERS WHO COMPLAIN THAT THE ENTIRE BACK VENT WINDOW MUST BE REPLACE. THE COST FOR THAT IS OVER $400.00 PER WINDOW. IN MY CASE THE HAVE AGREED TO SPLIT THE COST WITH ME. I AM AFRAID THAT THIS MAY HAPPEN TO ANOTHER CHILD AND MAY NOT BE A HAPPY ENDING. TOYOTA ADVERTISES THIS VEHICLE AS A SAFE MINIVAN FOR KIDS. IT MAY NOT BE AS SAFE AS THEY WOULD LIKE TO THINK. *NM
AT 13K00MILES, OWNER NOTICED EXCESSIVE TIRE WEAR TO OUTSIDE EDGES OF BOTH STEER TIRES. TOOK TO SELLING DEALER TO HAVE ALIGNMENT CHECKED AND TIRES ROTATED. TOE IN WAS OUTSIDE SPECIFICATION. DEALER CORRECTED ALIGNMENT AND AGREED TO REPLACE 1 WORN TIRE. OWNER REPLACED OTHER AT HIS EXPENSE. AT 22K MILES, SAME TYPE OF TIRE WEAR APPARENT ON STEER TIRES AGAIN. OWNER CONTACTS TOYOTA CUSTOMER SERVICE TO COMPLAIN. TOYOTA AGREES TO REPLACE 1 WORN TIRE AND OWNER TO REPLACE THE OTHER. OWNER NOT SATISFIED WITH DECISION. VEHICLE IS OBVIOUSLY CAUSING ABNORMAL WEAR TO TIRES. AT THIS RATE, OWNER WILL BE REQUIRED TO REPLACE ALL 4 TIRES EVERY YEAR DUE TO A PROBLEM WITH THE VEHICLE. TOYOTA NOT STANDING BEHIND THEIR PRODUCT, ONLY THEIR CHECKBOOK.*AK
DRIVING IN RESIDENTIAL AREA WHEN ENGINE CUT OFF. COASTED INTO NEARBY PARKING AREA AND NOTICE MAJOR SMELL OF GASOLINE. FUMES VERY STRONG SO EVACUATED THE VAN. NOTICE ALL GASOLINE HAD LEAK (QUITE QUICKLY) FROM TANK. VERY DANGEROUS SITUATION AS ANY SPARK MAY HAVE CAUSED AN EXPLOSION. THIS ALL OCCURRED AFTER RECALL ON FUEL TANK COMPLETED. VEHICLE HAS BEEN TOWED TO DEALERSHIP. CONCERNED ABOUT CONTINUED SAFETY OF VEHICLE. *JB
IN MY AREA THERE ARE A LOT 2004 TOYOTA SIENNA'S. WHENEVER I PASS THIS VEHICLE I'M ALMOST GETTING BLIND FROM THE POWERFUL HEADLAMPS. IT SEEMS THAT THE HEADLAMPS ARE NOT PROPERLY AIMED. I WOULD RECOMMEND THAT TOYOTA SHOULD TEST THAT AGAIN, AND RECALL ALL THE SIENNAS FOR PROPER ALIGNMENT.*AK
I AM HAVING THE BRAKES ON MY NEW TOYOTA SIENNA REPLACED AND THE ROTORS RESURFACED AT 24,000 MILES THIS SEEMS QUITE EARLY TO ME. THE CONSEQUENCE IS THE PRICE TO DO THIS IS $195 OR I COULD GET THE NEW "TYPE" OF BRAKE PAD BUT THAT COST $235 (THEY ALSO DIDN'T HAVE IT IN STOCK). I HAVE READ OTHER COMPLAINTS OF PERSONS GETTING THEIR DONE AS EARLY AS 10,000 MILES. THIS IS NOT RIGHT!*AK
RECALL NO.#03V291000, FUEL TANK LEAKAGE: THE DEALER REFUSED TO REPLACE THE FUEL TANK, BECAUSE HE WANTED TO CHECK TO SEE IF A NEW ONE WAS NEEDED. THE RECALL LETTER CLEARLY STATED THAT THE DEALER WAS SUPPOSE TO REPLACE THE FUEL TANK PER RECALL ORDER. *NM *NM
DT: THE TIRES ARE WEARING OUT PREMATURELY, THESE ARE THE RUNFLAT TIRES. THE TREAD IS MOSTLY GONE, AND THEY HAVE ONLY 15,000 MILES ON THEM. CONSUMER CONTACTED TOYOTA AND THEY AGREED TO REPLACE THE TIRES WITH MICHELIN REGULAR TIRES. CONSUMER STATES THAT THE VEHICLE IS TAKING LONGER TO STOP WHEN APPLYING BRAKES BECAUSE OF THE WEAR ON THE TIRES. TOYOTA HAS BEEN COOPERATIVE IN HELPING THE CONSUMER TO GET AN UNDERSTANDING OF THE PROBLEM WITH THE TIRES. THE TIRE FAILURE IS ON ALL 4 TIRES.*AK *SB
2004 TOYOTA SIENNA SLIDING DOOR CABLE SNAPPED. THE CABLE ON OUR SLIDING DOOR SNAPPED AND LEFT THE DOOR UNABLE TO BE OPENED OR CLOSED. *TR
DRIVER SEAT BELT WILL, AT TIMES, NOT RETRACT DUE TO CLOTH BECOMING JAMMED. *JB
THE REAR HATCH ON MY TWO-MONTH OLD 2004 TOYOTA SIENNA DID NOT CLOSE ALL THE WAY, THEREFORE THE INTERIOR LIGHT STAYED ON AND DRAINED THE BATTERY AFTER ONE NIGHT. AN OWNERS TOWN HALL TYPE WEB-PAGE STATES THAT TOYOTA NOTICED THIS "OVERSIGHT" ( THE INTERIOR LIGHTS NOT TIMING-OUT) AND CORRECTED THE PROBLEM. FROM WHAT I UNDERSTAND THERE WAS NO RECALL AND NO FIX FOR THOSE OF US WHO HAVE THIS PROBLEM. I HAVE SMALL CHILDREN AND NEED A RELIABLE VEHICLE, THAT'S WHY WE BOUGHT THE '04 SIENNA. AS A CONSUMER WHAT CAN I DO?*AK
DT*: THE CONTACT STATED WHILE DRIVING OUT OF A DRIVEWAY AT 5 MPH, THE VEHICLE STALLED WHEN ACCELERATION WAS ATTEMPTED. THE ENGINE WARNING SIGNAL ILLUMINATED. THE PROBLEM HAD REOCCURED FREQUENTLY AT ANY SPEED. THE DEALERSHIP WAS NOT ABLE TO DUPLICATE THE DEFECT IN NINE TIMES THE VEHICLE HAD BEEN TAKEN TO CORRECT THE PROBLEM. THE CONTACT DECIDED TO OBTAIN A SECOND OPINION FROM AN INDEPENDENT CERTIFIED MECHANIC WHO OBSERVED THE COIL IGNITION ASSISTANCE BURNED OUT AND THE FIFTH CYLINDER WAS MISFIRING. THE SECOND OPINION WAS RATIFIED BY ANOTHER DEALERSHIP. THE CONTACT EXPRESSED THE DEALERSHIP DELAYED THE REQUIRED REPAIRS UNTIL THE VEHICLE REMAINING WARRANTY WERE EXHAUSTED. THE DEALERSHIP WAS NOW READY TO MAKE THE REPAIRS.
THE MANUAL SLIDING DOOR ON MY 2004 TOYOTA SIENNA DOES NOT STAY LATCHED OPENED IN INTERMITTENT CIRCUMSTANCES. THE DOOR HAS ROLLED BACK ON MY 1 YEAR OLD DAUGHTER AND MYSELF, FORCEFULLY HITTING MY UPPER ARM. THE VEHICLE HAS BEEN TAKEN TO THE DEALER 4 TIMES REGARDING THIS PROBLEM WITH LATCH ADJUSTMENTS AND A NEW LATCH NOT CURING THE PROBLEM. IT SOUNDS AS IF OUR PROBLEMS ARE SIMILAR TO ODI ID#10067721 *LA
WHILE DRIVING AY ANY SPEED AND APPLYING THE BRAKES CONSUMER HEARD A NOISE, IT SOUNDED LIKE IT WAS COMING THROUGH THE GAS TANK. DEALER INDICATED NOTHING WAS WRONG WITH THE VEHICLE. *AK
VEHICLE WASN'T EQUIPPED WITH A SPARE TIRE BECAUSE THE FACTORY TIRES WERE MADE TO BE DRIVEN 100 MILES WHEN FLAT. (NAR) *PH *CB
WHILE DRIVING AIR BAG LIGHT APPEARED ON THE DASHBOARD AND REMAINED ON UNTIL THE VEHICLE WAS TURNED OFF. CONSUMER DROVE THE VEHICLE TO DEALER FOR INSPECTION, AND MECHANIC WAS NOT ABLE TO RESOLVE THE PROBLEM. *AK
WHILE PULLING OUT OF THE PARKING LOT ATTEMPTING TO ACCELERATE, A SEVERE VIBRATION AND OR POUNDING OCCURRED IN THE FRONT END. IT WAS DETERMINED THAT THE COMPUTER ACTUATION OF THE PULSATING BRAKES TO COUNTERACT FALSE PERCEPTION OF SKIDDING. (THE DRIVER DID NOT APPLY THE BRAKE PEDAL DURING THE EVENT) *AK *SC
BATTERY SAVER ON MY '04 TOYOTA SIENNA DOESN'T WORK. INSDIE LIGHTS WERE LEFT ON ACCIDENTALLY AND THEY DIDN'T TURN OFF AS ADVERTISED IN THE LITERATURE AND OWNER'S MANUAL. BATTERY WENT DEAD AND HAD TO BE JUMP-STARTED , *AK
DISTANCES BETWEEN THE GAS AND BRAKE PEDALS WERE DESIGNED POORLY. THE PEDAL PAD WAS 2X4 INCHES. WHEN TRANSFERRING FEET FROM ONE PEDAL TO ANOTHER CONSUMER'S FOOT WOULD GET STUCK BETWEEN THE PEDALS. *AK
MASSIVE GASOLINE LEAK UNDER DRIVER SIDE. THE ENTIRE CAR WAS FILLED WITH FUME FROM THE GASOLINE. WE AND THE KIDS HAD TO EXIT THE VAN ASAP. VAN HAS TO BE TOWED TO THE DEALER. WE BOUGHT THIS VAN ON MAY 2003 AND DURING OCTOBER WE BROUGHT THIS VAN BACK TO THE DEALER TO HAVE THE GAS TANK REPLACE BECAUSE OF A RECALL BY THE MANUFACTURER. WE HAVE NO ACCIDENT WITH THIS VAN AND WE KEEP THE VAN IN TOP CONDITION. WE ARE REALLY CONCERN ON WHAT HAD HAPPENED. *LA
THERE IS A SOUR SMELL (SULFUR-LIKE) COMING FROM UNDER THE CAR. DEALER TOLD US IT IS A PROBLEM WITH THE CATALYTIC CONVERTER, BUT AS OF 1/25/04, THEY DON'T HAVE A FIX FOR IT. SAID TOYOTA IS AWARE OF THE PROBLEM. I WOULD LIKE TO KNOW WHAT THE PROBLEM IS AND WHEN IT WILL BE FIXED. THIS NOT ONLY IS POLLUTING THE AIR, BUT ALSO COULD POSE AS A HEALTH HAZARD FOR THOSE IN AND AROUND THE CAR. *LA
CONSUMER RECEIVED NHTSA RECALL LETTER 03V291000 ON AUGUST 2003. CALLED EVERY MONTH TO A LOCAL DEALER WHERE SHE BOUGHT THE VEHICLE, AND STILL THEY DID HAVE THE PART TO REPAIR GAS TANK. *AK
THE VAN'S SKID CONTROL SYSTEM LIGHT CAME ON THEN THE SYSTEM LOCKED UP. THE VEHICLE STOPPED ACCELERATING WHEN THIS OCCURRED. THIS IS THE SECOND TIME THE SKID CONTROL LIGHT CAME ON, BUT THIS IS THE FIRST TIME THE SYSTEM FROZE UP. *NM *JB
2004 SIENNA LTD AWD HAS BOTH A HESITATION IN ACCELERATION AND SHIFTING PROBLEMS IF THE VEHICLE IS AT LOW SPEED AND THEN THE ACCELERATOR IS DEPRESSED. THE ENGINE DOES NOT RESPOND TO THE ACCELERATOR PEDAL THEN AFTER A DELAY, CAN OVER REV AND THEN ENGAGE THE TRANSMISSON. THERE HAVE BEEN INCIDENTS WHERE IT CAUSES DANGEROUS DELAYS IN AVOIDING A POTENTIAO ACCIDANT SITUATION. TAKEN THE CAR BACK AND WAS TOLD THAT TOYOTA SAYS THIS IS OPERATING ACCORDING TO THE DESIGN. THIS IS AN UNSAFE SITUATION.*AK
DESIGN FLAW IN 2004 TOYOTA SIENNA. THE TRAILER HITCH SCRAPES GROUND; TOO LOW TO SAFELY TOW. *NM
I AM ALSO AN UNFORTUNATE OWNER OF A 2004 TOYOTA SIENNA WITH A FAILED FRONT DOOR CHECK. ISN'T AN ORGANIZATION LIKE NHTSA SUPPOSED TO MAKE A MANUFACTURER WITH SUCH AN OBVIOUS, EXTENSIVE AND COMMON ISSUE LIKE THIS PROVIDE A SUITABLE REPAIR?? AN EXTENSION TO THE WARRANTY IS NOT....NOT AN ANSWER. THIS IS JUST A PISS POOR DESIGN AND THE PIECE OF FIRE HOSE I SCREWED TO THE DOOR AND THE BODY IS A BETTER DESIGN THAN THE PIECE OF JUNK THE FACTORY PUT OUT. THIS IS UNBELIEVABLE AND UNACCEPATABLE.
WHILE DRIVING TO FLORIDA NOTED THAT THERE WERE STAINS ON BOTH WINDSHIELDS EITHER FROM A MANUFACTURERS DEFECT OR FROM THE WINDSHIELD WASHER SOLVENT WHICH APPEARED TO BE OF GEL CONSISTENCY. WHEN CHECKED BY THE DEALERSHIP I WAS TOLD IT WAS HARD WATER STAINS BUT THEY WERE UNABLE TO REMOVE THE STAINS. WHEN INSPECTED BY THE MANUFACTURERS REP AT THE DEALERSHIP HE REFUSED ANY AID. THESE STAINS PRESENT A SAFETY HAZARD WHEN DRIVING AT NIGHT AND IN BAD WEATHER. NOTHING IS BEING DONE TO CORRECT THIS PROBLEM. THIS IS THE THIRD STAGE OF THE DISPUTE PROCESS FOR ME AND TOYOTA IS NOT ACKNOWLEDGING ANY RESPONSIBILITY FOR THE PROBLEM THAT EXISTS. THIS MAKE VERY UNSAFE DRIVING CONDITIONS ESPECIALLY ON INTERSTATES LIKE 95 WHEN WE HEAD SOUTH FOR THE WINTER.*AK
AFTER PURCHASING 2004 SIENNA IN 06/03 WE HAD 2 FLAT TIRES AND 1 BLOW OUT ON RIGHT FRONT PASSENGER. THE VAN BARELY HAD 9000 MILES ON IT AND WE PUT A COMPLETE NEW SET OF TIRES ON. THE CONSTANT WORRY OF FLAT TIRES WAS NOT AN OPTION. WHAT'S WORSE THAN THAT, ON THE UPGRADED WHEELS, THERE APPEARS TO BE A MAJOR DESIGN FLAW, NORMAL DUST,DIRT,ROCKS PICKED UP ACCUMULATES ON THE INSIDE OF THE BACK WHEELS, YOU CANNOT WASH IT OUT, THE WHEELS MUST BE REMOVED AND BLOWN OUT. THIS CAUSES THE WHEELS TO BE "OFF BALANCE: PROVIDE A TERRIBLE RIDE AND CAUSE UNEVEN TIRE WEAR. THE VAN NOW HAS 30000 MILES AND IS NEED OF A NEW SET OF TIRES AGAIN. IT'S ACTUALLY BEEN A VERY BAD RIDE FOR THE LAST 15000 MILES, BUT WHO CAN AFFORD TO BUY TIRES AT THAT RATE? AFTER VISITING WITH A FEW OTHER LOCAL SIENNA OWNERS WITH THE SAME WHEEL DESIGN, IT APPEARS AS THOUGH, LOW AND BEHOLD, THEY HAVE ALSO BEEN REPLACING TIRES AT MUCH HIGHER THAN NORMAL RATE. UNTIL VISITING WITH US ABOUT IT , THEY HAD MADE THE ASSUMPTION THAT TIRES JUST WEREN'T MADE LIKE THEY USED TO BE! THE 3 OTHER COUPLES (VANS) ALSO HAD BETWEEN 30000 AND 40000 MILES AND WERE ALSO ON THEIR 2ND OR EVEN 3RD SET OF TIRES!! BY THE WAY, ALL SETS OF TIRES WERE NOT THE SAME BRANDS AND DIFFERED FROM THE 2 BRANDS ) . THE SERVICE AT THE DEALER FROM WHICH THE VAN WAS PURCHASED ARE WONDERFUL, BUT NOT MUCH THEY CAN DO ABOUT IT UNLESS TOYOTA RECOGNIZES THE DESIGN FLAW. I HAVE TO WONDER EVERY TIME I SEE A SIENNA WITH THIS PARTICULAR WHEEL DESIGN, HOW MANY SETS OF TIRES HAVE THEY HAD TO PURCHASE AND HOW BADLY IS THE COMFORT OF THEIR RIDE COMPROMISED? I WILL BE TRADING THE VAN OFF SHORTLY ONLY BECAUSE OF THIS REASON, WHICH IS A CRYING SHAME, IT'S A GREAT FAMILY VEHICLE, OTHER THAN THIS, BUT THE VIBRATION FROM TIRES WORN SO UNEVENLY IS HORRENDOUS AND I AM TIRED OF BUYING TIRES, AND IT'S INCONVENIENT, TO SAY THE LEAST, TO TAKE THE VAN TO THE QUICK LUBE WEEKLY TO HAVE THE WHEELS PULLED OFF AND CLEANED OUT. *AK
HESITATION BOGS ON A ACCELERATION, DELAY IN A ACCELERATION NO POWER FOR A FEW SECONDS. LOOSES SPEED AND CARS BEHIND CATCH UP VERY QUICKLY AND WORRIED ABOUT GETTING HIT IN REAR END. MY WIFE IS WORRIED ABOUT GETTING IN AN ACCIDENT. TOYOTA DEALER FELT THE PROBLEM, BUT NO OFFER FOR REPAIRS THEY SAY THIS IS NORMAL OPERATION. THIS IS A SAFETY ISSUE. WE HAVE HAD IT IN TWICE WITH NO RESULT. (2004 TOYOTA SIENNA) *LA