NHTSA owner reports · September 18, 2026 snapshot.
Engine And Engine Cooling complaints
33 reportsClear category filterMileage unknown · Feb 8, 2002
Engine And Engine Cooling
ENGINE SLUDGED AT 35000 MILES, AND AGAIN AT 79000 MILES. WARRANTY COVERAGE WAS DENIED EVEN THOUGH WE PRESENTED EVIDENCE OF REGULAR MAINTENANCE. WE WERE RECENTLY OFFERED REIMBURSEMENT FOR THE FIRST REPAIR BY TOYOTA IN THE AMOUNT OF $2300. THEY DENIED REIMBURSEMENT ON THE SECOND REPAIR IN THE AMOUNT OF $7100 BECAUSE THE VEHICLE…
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ENGINE SLUDGED AT 35000 MILES, AND AGAIN AT 79000 MILES. WARRANTY COVERAGE WAS DENIED EVEN THOUGH WE PRESENTED EVIDENCE OF REGULAR MAINTENANCE. WE WERE RECENTLY OFFERED REIMBURSEMENT FOR THE FIRST REPAIR BY TOYOTA IN THE AMOUNT OF $2300. THEY DENIED REIMBURSEMENT ON THE SECOND REPAIR IN THE AMOUNT OF $7100 BECAUSE THE VEHICLE WAS NO LONGER UNDER WARRANTY. THE ENGINE HAS SLUDGED TWICE IN SPITE OF REGULAR OIL CHANGES. TOTAL REPAIR AND INCIDENTAL COSTS HAVE EXCEEDED $10,000.*AK
NHTSA ODI #757961
Mileage unknown · Jan 31, 2002
Engine And Engine Cooling
I HAD OIL CHANGED IN THE VAN IN SEPTEMBER ,2001 LESS THAN THREE THOUSAND MILES LATER IT BEGAN TO SMOKE. I TOOK IT TO THE DEALER AND THEY TOLD ME THAT I HAD ENGINE SLUDGE, IN RESEARCHING THIS SUBJECT ON THE INTERNET I DISCOVERED THAT THERE ARE MANY COMPLAINTS SIMILAR TO MINE. I WAS TOLD AT THE DEALERSHIP THAT MY VAN WAS NO LONG…
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I HAD OIL CHANGED IN THE VAN IN SEPTEMBER ,2001 LESS THAN THREE THOUSAND MILES LATER IT BEGAN TO SMOKE. I TOOK IT TO THE DEALER AND THEY TOLD ME THAT I HAD ENGINE SLUDGE, IN RESEARCHING THIS SUBJECT ON THE INTERNET I DISCOVERED THAT THERE ARE MANY COMPLAINTS SIMILAR TO MINE. I WAS TOLD AT THE DEALERSHIP THAT MY VAN WAS NO LONGER UNDER WARRANTY HOWEVER, THAT DUE TO THE LOW MILEAGE I HAVE ON MY VAN THE DEALERSHIP WOULD BE WILLING TO HELP WITH THE COST OF REPAIRS. THE VAN WAS IN THE REPAIR SHOP FOR TWO WEEKS, WHEN I WENT TO RETRIEVE IT I WAS TOLD THAT THE TOYOTA REP. HAD ALSO AGREED TO TAKE CARE OF PART OF THE EXPENSES. NEEDLESS TO SAY THAT TOYOTAS' AND THE DEALERSHIPS' GENEROSITY HAVE MADE ME SOMEWHAT SUSPICIOUS SINCE I WAS INFORMED AT THE BEGINNING THAT THE VAN WAS NO LONGER UNDER WARRANTY. FURTHERMORE THE COMPLAINTS THAT I ENCOUNTERED FROM OTHER OWNERS ON THE INTERNET LEAD ME TO BELIEVE THAT TOYOTA MAY BE TRYING TO COVER-UP SOMETHING. REPAIRS COST ME $1430.81. *AK
NHTSA ODI #757585
Mileage unknown · Jan 3, 2002
Engine And Engine Cooling
VEHICLE DID NOT PASS VEHICLE EMISSIONS TEST, DEALER SAID THAT DIRTY OIL HAD LEAKED INTO THE ENGINE CAUSING ENGINE SLUDGE, REPAIRS WERE NOT COVERED UNDER WARRANTY, OWNER STATED THAT THE OIL WAS CHANGED REGULARLY, AND KNEW OF OTHER SIMILAR CASES, ONWER IS CONCERNED THAT THIS CONDITION IS A RESULT OF A MANUFACTURING OR DESIGN DEFEC…
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VEHICLE DID NOT PASS VEHICLE EMISSIONS TEST, DEALER SAID THAT DIRTY OIL HAD LEAKED INTO THE ENGINE CAUSING ENGINE SLUDGE, REPAIRS WERE NOT COVERED UNDER WARRANTY, OWNER STATED THAT THE OIL WAS CHANGED REGULARLY, AND KNEW OF OTHER SIMILAR CASES, ONWER IS CONCERNED THAT THIS CONDITION IS A RESULT OF A MANUFACTURING OR DESIGN DEFECT. *TT
NHTSA ODI #785839
Mileage unknown · Dec 23, 2001
Engine And Engine Cooling
ACCORDING TO DEALER, ENGINE IS SLUDGED UP (AS MANY OTHER OWNERS HAVE EXPEREINCED). THEY SAID THEY WILL REPAIR IT (W/O GUARANTEE) FOR $2000, OR $5500 (GUARANTEED).*AK
NHTSA ODI #755972
Mileage unknown · Dec 6, 2001
Engine And Engine Cooling
ENGINE SLUDGE AT 25,000 MILES. *AK
NHTSA ODI #755354
Mileage unknown · Oct 24, 2001
Engine And Engine Cooling
THIS ENGINE IS UNDER WARRANTY. I PROVIDED MORE THAN THE NUMBER OF RECEIPTS REQUESTED BY THE DEALERSHIP. TOYOTA SAYS THE OIL CHANGE OUTLETS MUST NOT HAVE ACTUALLY CHANGED THE OIL. VEHICLE WAS PURCHASED AS USED WITH 153 MILES ON IT. IT WAS PURCHASED AT BALE HONDA IN LITTLE ROCK. BALE TOYOTA HAD USED IT AS A DEMONSTRATOR. BAL…
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THIS ENGINE IS UNDER WARRANTY. I PROVIDED MORE THAN THE NUMBER OF RECEIPTS REQUESTED BY THE DEALERSHIP. TOYOTA SAYS THE OIL CHANGE OUTLETS MUST NOT HAVE ACTUALLY CHANGED THE OIL. VEHICLE WAS PURCHASED AS USED WITH 153 MILES ON IT. IT WAS PURCHASED AT BALE HONDA IN LITTLE ROCK. BALE TOYOTA HAD USED IT AS A DEMONSTRATOR. BALE TOYOTA IS IN CONWAY, AR WHICH IS 35 MILES AWAY. LANDERS TOYOTA IS THE ONLY TOYOTA SERVICE CENTER IN LITTLE ROCK. AFTER I PROVIDED THEM WITH ALL THE RECORDS REQUESTED, THEY STILL MAINTAIN THAT TOO FEW OIL CHANGES IS THE ONLY CAUSE OF THIS PROBLEM. THE VEHICLE SMOKED SO BAD THAT I THOUGHT IT WAS ON FIRE.*AK
NHTSA ODI #753639
Mileage unknown · Sep 6, 2001
Engine And Engine Cooling
IDLE AIR CONTROL VALVE FAILURE CAUSED VEHICLE TO STALL AT INTERSECTIONS. TO KEEP FROM STALLING THROTTLE HAD TO BE APPLIED WITH RIGHT FOOT WHILE LEFT FOOT USED TO APPLY BRAKE.
NHTSA ODI #751765
Mileage unknown · Jul 5, 2001
Engine And Engine Cooling
ENGINE IS FULL OF SLUDGE, THERE WAS NEVER ANY WARNING LIGHT OR SYSTEM CHECK THAT INDICATED THE ENGINE HAD ANY PROBLEMS. *AK
NHTSA ODI #747888
Mileage unknown · Dec 12, 2000
Engine And Engine CoolingUnknown Or Other
AT ONLY 30,000 MILES, WHILE VEHICLE STILL UNDER FULL BUMPER TO BUMPER WARRANTY, SMOKE BEGAN EMITTING FROM EXHAUST PIPE. TOOK TO DEALER - DEALER SAYS IT IS STEAM. NEXT SMOKE GETS WORSE (ITS BLUE) & OIL LIGHT FLASHES WHEN BRAKING. TAKE IT BACK TO DEALER - DEALER SAYS NEED OIL CHANGE. DO IT. NEXT - SAME STUFF. TAKE IT BACK. DEALER …
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AT ONLY 30,000 MILES, WHILE VEHICLE STILL UNDER FULL BUMPER TO BUMPER WARRANTY, SMOKE BEGAN EMITTING FROM EXHAUST PIPE. TOOK TO DEALER - DEALER SAYS IT IS STEAM. NEXT SMOKE GETS WORSE (ITS BLUE) & OIL LIGHT FLASHES WHEN BRAKING. TAKE IT BACK TO DEALER - DEALER SAYS NEED OIL CHANGE. DO IT. NEXT - SAME STUFF. TAKE IT BACK. DEALER SAYS OIL LEAK IN VALVES OR RINGS - WILL CALL TO SET UP APPT. FOR REPAIR. NO CALL. I CALL DEALER. DEALER SAYS WANT OIL CHANGE RECEIPTS. I GET THEM. DEALER SAYS NO FIX UNDER WARRANTY, NOT COVERED, CAUSED BY CONSUMER LACK OF MAINTENANCE. I COMPLAIN TO MANUFACTURER. NO LUCK. I LOOK ON INTERNET - HUNDREDS OF IDENTICAL COMPLAINTS ON VARIOUS WEB SITES. CAUSED BY SLUDGE IN ENGINE, WHICH ANALYSIS OF SHOWS WATER & FUEL IN OIL. I CONTAACT YOU. *AK
NHTSA ODI #737744
Mileage unknown · Aug 26, 2000
Engine And Engine CoolingTiresFire
LOUD BANG FROM EGINE FOLLOWED BY FIRE. DEALER SAYS ENGINE THREW A ROD AND FOUND HOLE IN ENGINE. ALSO DAMAGE TO RIGHT AXLE FROM PROJECTILE FROM ENGINE. COMPLAINED ABOUT WHITE SMOKE AT STARTUP TO DEALER AT 22,500 MILE SERVICE, BUT DEALER FOUND NO PROBLEMS. NOW DEALER REFUSES TO HONOR WARRANTY CLAIMING THAT SLUDGE IS IN ENGINE.…
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LOUD BANG FROM EGINE FOLLOWED BY FIRE. DEALER SAYS ENGINE THREW A ROD AND FOUND HOLE IN ENGINE. ALSO DAMAGE TO RIGHT AXLE FROM PROJECTILE FROM ENGINE. COMPLAINED ABOUT WHITE SMOKE AT STARTUP TO DEALER AT 22,500 MILE SERVICE, BUT DEALER FOUND NO PROBLEMS. NOW DEALER REFUSES TO HONOR WARRANTY CLAIMING THAT SLUDGE IS IN ENGINE. WHEN I HAD SIMILAR SMOKE PROBLEM WITH 1998 TOYOTA CAMRY, DEALER ADVISED THAT THE VALVE SEALS WERE DEFECTIVE AND REPLACED THE VALVE SEALS AND GASKET UNDER WARRANTY. INTERNET SERCHES HAVE REVEALED AT LEAST ONE AND POSSIBLY AS MANY AS THREE OTHER SIMILAR ENGINE FAILURES DUE TO SLUDGE AFTER COMPLAINTS WERE MADE TO THE DEALER OF WHITE SMOKE AT STARTUP. I ALSO FOUND MULTIPLE REPORTS OF ENGINE FAILURE ASSOICIATED WITH WHITE SMOKE AT STARTUP WHEN DOING SEARCHES REGARDING THE CAMRY. WHEN I WENT TO DEALER TO REMOVE ARTICLES FROM THE VAN AFTER IT WAS TOWED, THE SERVICE ADVISOR POINTED OUT THE LEFT REAR TIRE, ON WHICH APPROXIMATELY 10-12 INCHES OF THE TREAD HAD SEPARATED FROM THE BODY OF THE TIRE. THIS IS FIRESTONE FR 680 TIRE WITH LESS THAN 30,000 MILES ON IT. THE TIRE WAS CHECKED AND WAS FINE PRIOR TO OUT TRIP TO PICK UP OUT EIGHT YEAR OLD DAUGHTER FROM SUMMER CAMP. THE ENGINE FAILURE AND FIRE AND THE SEPARATION OF THREAD OF THE TIRE OCCURRED AFTER WE HAD DRIVEN FOR APPROXIMATELY 2 HOURS IN 100 DEGREE PLUS TEMPERATURES WHILE RETURNING FROM THE CAMP. LOCAL POLICE AND FIRE DEPARTMENT WAS CALLED TO THE SCENE.( DOT NUMBER: )
NHTSA ODI #729205
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.
Oct 19, 1998
VEHICLE DESCRIPTION: SPORT UTILITY VEHICLES, MINI VANS AND PASSENGER VEHICLES EQUIPPED WITH A THEFT DETERRENT SYSTEMS (TDS) SUPPLIED BY AUDIOVOX CORPORATION AND DISTRIBUTED BY SOUTHEAST TOYOTA DISTRIBUTORS, INC. IN THE STATES OF ALABAMA, FLORIDA, GEORGIA, NORTH AND SOUTH CAROLINA. THE ALARM WIRING HARNESS PLUGS INTO THE VEHICLE'S IGNITION SWITCH AND THE VEHICLE'S IGNITION SWITCH WIRING HARNESS PLUGS INTO THE ALARM HARNESS TO COMPLETE THE CIRCUIT. A PERCENTAGE OF THE FEMALE TERMINALS USED IN THE ALARM CONNECTOR WERE FOUND TO BE DEFECTIVE, CAUSING AN 'OPEN CIRCUIT' CONDITION WHEN MATED TO THE MALE IGNITION SWITCH TERMINALS.
Consequence & remedy
Consequence: THIS CONDITION CAN CAUSE INTERMITTENT PERFORMANCE OF THE VEHICLE'S ELECTRICAL COMPONENTS SUCH AS THE DASH WARNING LIGHTS AND/OR HVAC FAN SPEED CONTROLS. ALSO, THE VEHICLE MAY NOT RUN SMOOTHLY AND COULD STALL.
Remedy: DEALERS WILL INSPECT THE DATE CODE LABEL ON THE SECURITY SYSTEM HARNESS AND ANY DISPLAYING THE MANUFACTURING/FINAL DATE CODE WILL BE REPLACED WITH NEWLY PRODUCED HARNESSES. THE DATE CODES ARE: RAV4 - 6/24/98, 6/25/98, 6/26/98; SIENNA - 6/25/98, 6/26/98; AND AVALON - 6/30/98, 7/1/98, 8/31/98, 9/1/98, 9/2/98, AND 9/3/98.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗