NHTSA owner reports · September 18, 2026 snapshot.
Fuel System, Gasoline complaints
8 reportsClear category filter102,542 miles · Mar 29, 2012
Fuel System, Gasoline
TL* THE CONTACT OWNS A 2001 TOYOTA SIENNA. THE CONTACT STATED THAT THE VEHICLE EMITTED A STRONG GASOLINE FUEL ODOR WHILE DRIVING. THE VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION WHERE THE CONTACT WAS ADVISED THAT THE ODOR WAS DUE TO A FAULTY FUEL CANISTER AND CAP. THE DEALER REPLACED THE FUEL CANISTER AND CAP BUT THE FAILURE…
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TL* THE CONTACT OWNS A 2001 TOYOTA SIENNA. THE CONTACT STATED THAT THE VEHICLE EMITTED A STRONG GASOLINE FUEL ODOR WHILE DRIVING. THE VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION WHERE THE CONTACT WAS ADVISED THAT THE ODOR WAS DUE TO A FAULTY FUEL CANISTER AND CAP. THE DEALER REPLACED THE FUEL CANISTER AND CAP BUT THE FAILURE WAS NOT CORRECTED. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHERE THE FAILURE WAS LOCATED AT THE FUEL PIPE ASSEMBLY LINES. THE FUEL PIPE ASSEMBLY LINES WERE REPLACED TWICE TO CORRECT THE FAILURE. THE MANUFACTURER DENIED ASSISTANCE WITH THE REPAIR, DUE THE VEHICLE MILEAGE. THE FAILURE MILEAGE WAS 102,542 AND THE CURRENT MILEAGE WAS 103,515.
NHTSA ODI #10453458
61,000 miles · Jun 19, 2007
Fuel System, Gasoline
TL*THE CONTACT OWNS A 2001 TOYOTA SIENNA. WHEN THE CONTACT ATTEMPTS TO ADD FUEL TO THE VEHICLE, THE GAS PUMP WOULD CLICK AS IF THE TANK WAS FULL. HOWEVER, THE VEHICLE'S FUEL GAUGE INDICATED THAT THE TANK WAS EMPTY. THE CONTACT TOOK THE VEHICLE TO THE DEALER AND THEY CHANGED THE CHARCOAL FILTER. THE FAILURE CONTINUED. THE CO…
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TL*THE CONTACT OWNS A 2001 TOYOTA SIENNA. WHEN THE CONTACT ATTEMPTS TO ADD FUEL TO THE VEHICLE, THE GAS PUMP WOULD CLICK AS IF THE TANK WAS FULL. HOWEVER, THE VEHICLE'S FUEL GAUGE INDICATED THAT THE TANK WAS EMPTY. THE CONTACT TOOK THE VEHICLE TO THE DEALER AND THEY CHANGED THE CHARCOAL FILTER. THE FAILURE CONTINUED. THE CONTACT TOOK THE VEHICLE TO AN INDEPENDENT REPAIR SHOP WHO WAS ABLE TO REPAIR THE FAILURE. THE SHOP REPLACED THE FUEL ROLLOVER VALVE. THE CONTACT STATED THAT SIX MONTHS LATER, THE FAILURE RECURRED. THE CURRENT AND FAILURE MILEAGES WERE 61,000.
NHTSA ODI #10193742
54,525 miles · Jan 28, 2007
Engine And Engine CoolingFuel System, Gasoline
AT 54,525 MILES, THE CHECK ENGINE LIGHT CAME ON. IT WAS DIAGNOSED AS "REPLACE AIR/FUEL SENSOR B1 S1." FAILURE CAUSED EXCESSIVE DAMAGE BECAUSE THE SENSOR FUSED INTO THE REAR EXHAUST MANIFOLD. DIAGNOSTIC TESTING $ 49.00 SENSOR REPLACEMENT PART 227.52 " " LABO…
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AT 54,525 MILES, THE CHECK ENGINE LIGHT CAME ON. IT WAS DIAGNOSED AS "REPLACE AIR/FUEL SENSOR B1 S1." FAILURE CAUSED EXCESSIVE DAMAGE BECAUSE THE SENSOR FUSED INTO THE REAR EXHAUST MANIFOLD. DIAGNOSTIC TESTING $ 49.00 SENSOR REPLACEMENT PART 227.52 " " LABOR 150.00 REAR EXHAUST MANIFOLD 154.21 REAR EXHAUST MANIFOLD GASKET 29.27 REPAIR WAS NOT DONE AT A TOYOTA DEALERSHIP. I AM REPORTING THIS SO THAT TOYOTA WILL CHANGE THE DESIGN. FAILED PART SHOULD NOT DAMAGE SURROUNDING STRUCTURES. SUGGEST RECALL ON THIS PART IF TOYOTA CONTINUES TO USE THIS DESIGN. *NM
NHTSA ODI #10180941
25,000 miles · Mar 23, 2006
Electrical SystemEngine And Engine CoolingFuel System, Gasoline
2001 TOYOTA SIENNA LE, PURCHASED NEW, STARTED HAVING PROBLEMS. "CHECK ENGINE" LIGHT CAME ON WHEN VEHICLE HAD APPROXIMATELY 25,000 PLUS/MINUS MILES. UNDER WARRANTY, TOYOTA DEALERSHIP REPLACED THE OXYGEN SENSOR WITHOUT A CHARGE. HOWEVER, DURING THIS PROCESS, THE "BEEP" SIGNAL YOU HEAR WHEN LOCKING-UNLOCKING THE VEHICLE WITH REMOTE…
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2001 TOYOTA SIENNA LE, PURCHASED NEW, STARTED HAVING PROBLEMS. "CHECK ENGINE" LIGHT CAME ON WHEN VEHICLE HAD APPROXIMATELY 25,000 PLUS/MINUS MILES. UNDER WARRANTY, TOYOTA DEALERSHIP REPLACED THE OXYGEN SENSOR WITHOUT A CHARGE. HOWEVER, DURING THIS PROCESS, THE "BEEP" SIGNAL YOU HEAR WHEN LOCKING-UNLOCKING THE VEHICLE WITH REMOTE KEY WAS DISAPPEARED. THIS IS ALSO FIXED UNDER WARRANTY. THE "CHECK ENGINE" LIGHT CAME ON AGAIN WHEN THE VEHICLE HAD ABOUT 35,000 MILES. TOYOTA DEALERSHIP SAID IT IS DUE TO A DIRTY VACUUM HOSE, THEY CLEANED IT WITH A CHARGE LITTLE OVER $100.00. THE NEXT DAY THE "CHECK ENGINE" LIGHT CAME ON AGAIN, THIS TIME THE TOYOTA DEALERSHIP SAID THEY NEED TO REPLACE THE CHARCOAL CANISTER (PARTS FREE, BUT WE HAVE TO PAY LABOR--ABOUT $100.00). THIS THING CAUSES EXTREME MENTAL DISTRESS, TIME, MONEY, SECURITY ETC.*JB
NHTSA ODI #10153547
60,000 miles · Sep 6, 2005
Electrical SystemFuel System, Gasoline
DT: THE CONTACT OWNS A 2001 TOYOTA SIENNA. THE FUEL AIR SENSOR FAILED. ALSO, FUEL SENSOR FAILED IN CONTACT'S SON'S 2001 TOYOTA HIGHLANDER WHICH HAD THE SAME MILEAGE. CALLED TOYOTA, AND THEY SAID THERE WERE NO RECALLS . HAD BOTH PARTS REPLACED, $282.00 EACH. NOW THE IGNITION HAS FAILED. *AK *NM
NHTSA ODI #10132078
62,602 miles · Dec 2, 2003
Fuel System, Gasoline
I FLLLED THE FUEL TANK ON 26 NOV 2003, AND DROVE THE VEHICLE 13 MILES. IT REMAINED PARKED IN THE DRIVEWAY, WHICH SLOPES TOWARD THE REAR AT ABOUT 20 DEGREES, UNTIL 28 NOV 2003 AT 12:30 PM. THERE WAS AT THAT TIME RAW GASOLINE DRIPPING IN TEASPOON TO TABLESPOON QUANTITIES FROM A LINE IN FRONT OF THE FUEL TANK TO THE DRIVEWAY, WIT…
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I FLLLED THE FUEL TANK ON 26 NOV 2003, AND DROVE THE VEHICLE 13 MILES. IT REMAINED PARKED IN THE DRIVEWAY, WHICH SLOPES TOWARD THE REAR AT ABOUT 20 DEGREES, UNTIL 28 NOV 2003 AT 12:30 PM. THERE WAS AT THAT TIME RAW GASOLINE DRIPPING IN TEASPOON TO TABLESPOON QUANTITIES FROM A LINE IN FRONT OF THE FUEL TANK TO THE DRIVEWAY, WITH A PUDDLE ABOUT 18 BY 28 INCHES. I DROVE THE VEHICLE ABOUT 1 MILE WITH THE ENGINE RUNNING SMOOTHLY, AFTER WHICH FOR ABOUT 4 MILES THE ENGINE HESITATED AND SURGED AT SPEEDS OVER 35 MPH. THE REMAINDER OF THE 10 MILE TRIP, THE ENGINE RAN SMOOTHLY AGAIN. LATER THAT DAY, THE SERVICE REP CALLED TO TELL ME THEY HAD COMPLETED DIAGNOSTIC TESTING WHICH SHOWED A DEFECTIVE CHARCOAL CANISTER, WHICH NEEDED TO BE REPLACED FOR $552.76, AT 62,612 MILES. THE REPAIR REPORT STATES THAT THE CHARCOAL CANISTER WAS SATURATED WITH RAW FUEL. THIS IS AN OBVIOUS SAFETY HAZARD.*AK
NHTSA ODI #10049084
Mileage unknown · Sep 29, 2003
Fuel System, Gasoline
FUEL INJECTORS FAIL INTERMITTENTLY. *AK
NHTSA ODI #10041903
39,000 miles · Jul 10, 2003
Electrical SystemFuel System, Gasoline
ELECTRICAL SYSTEM CONTAINING FUEL INJECTOR RELAY FAILED. FUEL INJECTOR STOPPED WORKING AND CAR LOST POWER ON HIGHWAY. REPLACING RELAY AND FUSE BY DEALERSHIP DID NOT FIX PROBLEM, ENDED UP FAILING AGAIN AFTER BEING RETURNED FROM DEALERSHIP. *AK
NHTSA ODI #10025776
Official recalls
2Apr 20, 2010
TOYOTA IS RECALLING CERTAIN MODEL YEAR 1998 THROUGH 2010 SIENNA PASSENGER VEHICLES MANUFACTURED BETWEEN AUGUST 7, 1997 AND JANUARY 4, 2010, CURRENTLY REGISTERED IN OR ORIGINALLY SOLD IN CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, KENTUCKY, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, WASHINGTON DISTRICT OF COLUMBIA, VIRGINIA, WEST VIRGINIA, AND WISCONSIN. THE SUBJECT VEHICLES ARE EQUIPPED WITH THE SPARE TIRE STOWED UNDER THE VEHICLE. IF THE VEHICLE IS OPERATED IN THE COLD CLIMATE REGIONS OF THE UNITED STATES WHERE ROAD SALT IS FREQUENTLY USED, WATER SPLASHED BACKWARDS WITH HIGH CONCENTRATIONS OF ROAD SALT CAN REACH THE SPARE TIRE CARRIER AND CORRODE THE SPARE TIRE CARRIER ASSEMBLY CABLE.
Consequence & remedy
Consequence: THE CABLE MAY BREAK DUE TO EXCESSIVE CORROSION AND THE SPARE TIRE MAY SEPARATE FROM THE VEHICLE, POSSIBLY RESULTING IN A VEHICLE CRASH.
Remedy: TOYOTA WILL NOTIFY OWNERS WITH AN INTERIM LETTER INITIALLY INSTRUCTING THEM TO BRING THEIR VEHICLE TO AUTHORIZED DEALERS TO INSPECT FOR CORROSION. A SECOND NOTICE WILL BE SENT WHEN THE PERMANENT REMEDY IS AVAILABLE. FOR MORE INFORMATION, PLEASE SEE TOYOTA'S AMENDED RECALL REPORT OF JULY 19, 2010. THE SAFETY RECALL IS EXPECTED TO BEGIN ON OCTOBER 12, 2010. OWNERS MAY CONTACT TOYOTA AT 1-800-331-4331.
Mar 5, 2001
VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE FRONT SUB FRAME ASSEMBLY HAS NOT BEEN ADEQUATELY WELDED.
Consequence & remedy
Consequence: THIS CONDITION COULD CAUSE FAILURE OF THE ASSEMBLY FOLLOWING LONG-TERM USAGE, INCREASING THE RISK OF A CRASH.
Remedy: DEALERS WILL INSPECT AND REPLACE THE FRONT SUB FRAME, IF NECESSARY. OWNER NOTIFICATION BEGAN APRIL 9, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT TOYOTA AT 1-800-331-4331.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗