28 complaints reported

1998 Toyota Sienna Engine

Owner-reported problems and safety issues filed with NHTSA. Review common failures, severity levels, and complaint trends over time.

Reports
28
Crashes
0
Fires
0
Injuries
1

Complaint Timeline

Chronological view of owner reports

Feb 2006

ENGINE LIGHT CAME ON IN MY 1998 TOYOTA SIENNA ON I75 IN ATLANTA GA WHILE VISITING FRIENDS, WAS ABLE TO GET TO MEDIAN BEFORE IT DIED. HAD IT TOWED TO INDEPENDENT MECHANIC WHO VERIFIED SLUDGE BUILD UP. CALLED TOYOTA ABOUT ENGINE FAILURE. WAS TOLD TO TAKE VAN TO A TOYOTA DEALERSHIP IN SC (WHERE WE LIVE) TOWED THE VAN HOME TOOK IT TO DEALERSHIP WHO ALSO VERIFIED SLUDGE BUILD UP. WAS TOLD BY TOYOTA THAT THEY WERE AWARE OF THE PROBLEMS IN THEIR ENGINES BUT WAS NOT GOING TO PAY FOR ENGINE REPLACEMENT BECAUSE WE DID NOT HAVE RECEIPTS PROVING THAT OIL/FILTERS CHANGES WERE MADE. WE CHANGED OUR OIL EVERY 3000 MILES WITHOUT FAIL. IF WE DIDN'T ENGINE WOULD HAVE DIED SOONER. TOYOTA DID SAY THAT WE COULD PAY FOR REPAIRS $9000 AND THEN SUBMIT RECEIPTS FOR REVIEW AND MAY BE REIMBURSED FOR REPAIRS. STILL FIGHTING WITH TOYOTA, HAVE MADE COMPLAINT WITH BBB. POLICE WERE CALLED TO THE SCENE, I WAS ALONE WITH 4 CHILDREN. *NM

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Dec 2005
Jul 2004

WE LEASED A 1998 TOYOTA SIENNA BECAUSE IT WAS THE SAFEST VAN OUT THERE AT THE TIME. TWO YEARS LATER I WAS DRIVING TO WORK, WHEN THE ( DUMMY GAUGE) FOR THE OIL LIGHT TURNED ON. I STOPPED AT THE FIRST GAS STATION AND CHECKED THE OIL IT WAS FINE. ON MY WAY HOME THAT MORNING FROM WORK ON THE FREEWAY. THE OIL LIGHT CAME ON AGAIN, THEN SUDDENLY THE ENGINE STALLED & I HEARD SOME KNOCKING NOISE , I PULLED OVER, AND HAD IT TOWED TO THE TOYOTA DEALEARSHIP WHERE WE LEASED THE VAN. THEY HAD IT CHECKED OUT THEN TOLD US THAT THERE WAS OIL SLUDGING AND HAS CAUSED ENGINE DAMAGE. THEY TOLD US THAT THE VAN NEEDED A NEW ENGINE AND IT WAS NOT COVERED UNDER WARRANTY BECAUSE WE HAD GONE OVER THE WARRANTY MILES. THE ESTIMATE WAS OVER 5,000.00 , WE DID NOT HAVE THE FUNDS, OR CREDIT AVAILABLE TO COVER FOR THE ESTIMATE ON THE VAN. SO WE HAD NO OTHER CHOICE BUT TO GIVE IT UP AS A VOLUNTARY REPO. KNOWING THAT THE LEASING COMPANY WAS GOING TO TRY TO GET THEIR MONEY. THERE WAS NO OTHER CHOICE BUT TO FILE FOR BANKRUPTCY. I HAD EXCELLENT CREDIT AND NOW MY CREDIT IS RUINED. IN THE YEAR 2002 I RECEIVED A LETTER FROM THE MANUFACTURER STATING THAT THEY WERE REIMBURSING AND OR EXTENDING THE WARRANTY ON THE ENGINE AT NO COST TO ALL CUSTOMERS WHO HAD THE PROBLEM WITH ENGINE DAMAGE DUE TO OIL SLUDGING. WELL I NO LONGER HAD THE VAN IN MY POSSESION BUT I DID SUFFER SOME DAMAGES AND I ONLY THINK IT IS FAIR THAT I GET SOME COMPENSATION FROM THE TOYOTA MANUFACTURER DUE TO THEIR OWN DEFECTIVE ENGINE. I WROTE A LETTER TO TOYOTA AND I HAVE NOT HEARD A RESPONSE FROM THEM YET.*AK

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Jan 2000
Jun 2004

WHILE DRIVING 35 MPH, THE CHECK ENGINE LIGHT ILLUMINATED ON THE DASHBOARD AND THE VEHICLE STALLED ON THE HIGHWAY. THE DEALER EXAMINED THE VEHICLE AND FOUND A BUILD UP OF SLUDGE IN THE ENGINE. A NEW ENGINE WAS INSTALLED. TWO YEARS LATER, THE SAME PROBLEM RECURRED AND A NEW ENGINE WAS NEEDED. *AK ON MARCH 22, 2004 THE CHECK ENGINE LIGHT HAD COME ON. ON MARCH 23, 2004 THE VEHICLE WAS TOWED TO A SERVICE DEALER WHO SUGGESTED THAT SLUDGE WAS THE PROBLEM. *SC *JB

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Aug 2002
Jun 2004

FAX FM GEORGE A. STOUFFER (NC) REQUEST THAT TOYOTA COVER THE COST OF A NEW ENGINE FOR THIS 1998 TOYOTA SIENNA DUE TO AN "OIL GEL" PROBLEM. *MR WHITE SMOKE HAD COME FROM THE TAIL PIPE. THE SERVICE DEALER DIAGNOSED THAT TOYOTA LABELED AN "OIL GEL PROBLEM" AND TOLD THE CONSUMER THAT THE ENGINE WOULD BE CLEANED UNDER WARRANTY. THE PROBLEM RECURRED AND DESTROYED THE ENGINE. TOYOTA SHOULD BE RESPONSIBLE FOR THE PAYMENT UNDER THE SAME PROVISIONS AS BEFORE. (THEY REFUSED THE REQUEST) *SC THE REQUEST FOR ASSISTANCE WAS DENIED, BECAUSE THE MANUFACTURER STATED THE CONSUMER DID NOT PROPERLY MAINTAIN THE VEHICLE, HOWEVER THE CONSUMER HAD PROOF THAT THE VEHICLE WAS WELL MAINTAINED, ONCE THAT PROOF WAS SENT, THE MANUFACTURER CLAIMED THE WARRANTY ONLY COVERED ONE SINGLE REPAIR, BUT THE ORIGINAL REPAIR NEVER FIXED THE DESIGN FLAW, BUT ONLY CLEANED OUT THE OIL GEL. *JB

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Jan 2002
Jan 2004

MY CAR'S ENGINE FAILED AT 20,000 MILES. THE DEALER SAID IT WAS DUE TO SLUDGE, BASED ON MY NOT CHANGING THE OIL OFTEN ENOUGH. I HAD CHANGED THE OIL EVERY 6000 MILES, NOT EVERY 3000 MILES. THE DEALER, JIM COLEMAN TOYOTA OF BETHESDA MD STATED THAT I WAS AT FAULT AND THAT TOYOTA WOULD DO NOTHING FOR ME. FIRST COLEMAN FLUSHED THE ENGINE, AT A COST OF 1000. WHEN THIS REPAIR ONLY HELD FOR 2000 MILES OR SO, I WAS TOLD I NEEDED TO REPLACE MY ENGINE. I DID SO AT ERNIE'S, A TOP-RATED REPAIR SHOP IN BETHESDA (CONSUMER CHECK LIST)AT A COST OF 5600, CONSIDERABLY LESS THAN TOYOTA'S PRICE OF 7500. I HAVE FAITHFULLY CHANGED MY OIL SINCE THAT TIME ON OR BEFORE THE 3000 MILE MARK. THE ENGINE HAS AGAIN FAILED DUE TO SLUDGE BUILD-UP!!! I AM NOW EXPECTING THAT TOYOTA WILL REPLACE THE ENGINE AT NO COST TO ME, BUT I AM CONCERNED THAT THERE WILL BE SOME CATCH TO THIS...

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: May 2003
Jan 2004

ENGINE OIL SLUDGE: MY SIENNA WAS FINALLY FIXED BY TOYOTA CANADA AFTER I MADE NUMEROUS COMPLAINTS ABOUT THE DEALERSHIP (JIM PATTISON TOYOTA) THAT REFUSED TO REPAIR THE VEHICLE. THE WHOLE ENGINE WAS OVERHAULED BY A DIFFERENT DEALERSHIP. I WAS REALLY HAPPY THE WAY THEY HANDLED THE CASE. I JUST RECEIVED A MEMO FROM TOYOTA YESTERDAY THAT SIENNA BETWEEN 1998-2000 HAVE PROBLEMS WITH THE TRANSMISSION. THEY HAVE EXTENDED THE WARRANTY ON TRANSMISSION FOR THESE PARTICULAR VEHICLES TO 8 YRS OR 100,000 MILES .

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Dec 2002
Jan 2004

THE ENGINE STOPPED OPERATING DUE TO ENGINE SLUDGE. THE CONSUMER INDICATED THAT THE ENGINE BURNED OIL TOO FAST WHICH CAUSED THE SLUDGE TO BUILD UP. THE DEALER SAYS THE ENGINE HAS TO BE REPLACED. PLEASE PROVIDE ANY ADDITIONAL INFORMATION. *NM

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Jan 2004

ENGINE HAD TO BE REPLACED DUE TO OIL SLUDGE, OIL CHANGES WERE MADE MADE PROMPTLY.

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Jan 2000
Jan 2004

HAD SLUDGE IN THE ENGINE. ENGINE LOST OIL AND SMOKE COMING OUT THE TAIL PIPE. THEY REBUILT MY ENGINE FOR FREE. SAYING THAT I DID NOT CHANGE OIL FREQUENT ENOUGH. I HAVE PROOF AND DID CHANGE EVERY 4-5000 MILES BUT NOT WITH THE TOYOTA DEALERSHIP. MY CONCERN IS THAT WHAT DID THEY CHANGE TO MAKE SURE THIS DOESN\\'T HAPPEN AGAIN. THEY COULD NOT PROMISE ME IT WOULDN\\'T EVEN IF I CHANGED THE OIL EVERY 3000 MILES

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Mar 2003
Nov 2003

WE ARE ON OUR THIRD MOTOR FOR A TOYOTA SIENNA 1998 VAN, PURCHASED NEW. SEVERAL MONTHS AGO, WE HAD THE MOTOR REPLACED. WE WERE CHARGED $4-500, THOUGH TOYOTA HANDLED IT UNDER WARRANTY. NOW, 10,000 MILES LATER, WE MUST REPLACE THE ENGINE AGAIN, AT A COST OF $6000. THE PROBLEM, AGAIN, IS 'SLUDGE'. WE ARE ALSO, LIKE OTHERS FILING COMPLAINTS ON YOUR SITE AND OTHERS, BEING HARASSED BY THE DEALERSHIP, WHO CLAIM WE HAVE "NEVER CHANGED THE OIL." FOR ARGUMENT, LET'S SAY THIS IS TRUE. IN 10,000 MILES, YOU WILL UTTERLY DESTROY A NEW ENGINE IF YOU MISS AN OIL CHANGE, RECOMMENDED FOR BETWEEN 5,000 AND 7500 MILES? I BELIEVE THE PUBLIC HAS BEEN SOLD A DEFECTIVE DESIGN, AND THAT THE COMPANY, DELIBERATELY OR NOT, IS REFUSING TO TAKE OWNER COMPLAINTS SERIOUSLY. *LA

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Nov 2003
Oct 2003

WE HAVE A TOYOTA SIENNA VAN. IN 8/02 WE HAD 'OIL GEL SLUDGING' AND THE ENGINE WAS FIXED UNDER WARRANTY. NOW, WE HAVE EXACTLY THE SAME PROBLEM AND TOYOTA REFUSES TO PAY FOR THE REPAIR. WITH THE INITIAL REPAIR, THEY ACKNOWLEDGED IT WAS A DESIGN FLAW. SINCE THE ENGINE WAS POORLY DESIGNED, AND THERE IS A RECURRING PROBLEM DUE TO THE DESIGN, WHY DO THEY THINK A ONE-TIME REPAIR WILL SUFFICE? *LA

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Nov 2003
May 2003

OIL SEALS AROUND SPARK PLUGS FAILED IN BOTH FWD AND AFT BANK OF VALVE COVERS.*JB

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Oct 2000
Nov 2002

ENGINE DEVELOPED SLUDGE DESPITE MAINTENANCE; WARRANTY COVERAGE DENIED. DEALER AND DISTIRCT REPRESENTATIVE FOR TOYOTA REFUSED TO LOOK AT OIL CHANGE RECEIPTS OR DISCUSS THE MATTER. AUTOMATION REVOCATION OF WARRANTY WITHOUT CONSIDERATION OF MAINTENANCE RECORDS. *AK

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Feb 2001
Aug 2002

BEGAN ISSUING BLUE SMOKE AT STARTUP AT ABOUT 52000 MILES. DEALER FINDS SLUDGE IN ENGINE, REFUSES TO REPAIR UNDER WARRANTY, CITING LACK OF MAINTENANCE. VEHICLE HAS HAD REGULAR OIL CHANGES, AND AN OLDER VEHICLE (FORD ESCORT) IN IDENTICAL SERVICE WITH SAME MAINTENANCE SCHEDULE HAS NO PROBLEMS. BELIEVE THAT THE FAILURE IS DUE TO DEFECTIVE ENGINE CRANKCASE VENTILATION SYSTEM DESIGN, AND THAT FAILURE IS LEADING TO EMISSIONS IN EXCESS OF LEGAL LIMITS.*AK

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Jan 2001
Aug 2002

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

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Feb 2000
Jun 2002

OUR DEALERSHIP HAS ONE PERSON DOING THE WORK WHICH THREE DID AT MY GIRLFRIEND'S OLD DEALERSHIP; THEY KEEP TELLING US TO "KEEP A LOG" OF PROBLEMS. SHE WENT IN AND TOLD THEM THE CAR HAD TO BE FIXED; THEY SAID OKAY, AND IT SAT FOR A WEEK WHILE THEY ORDERED PARTS WHICH WE THOUGHT THEY ALREADY WOULD HAVE IN, DUE TO OUR PREVIOUS/NUMEROUS COMPLAINTS. SO NOW IT'S GOING _BACK_ IN MONDAY MORNING, ALTHOUGH THEY CONTINUE TO INSIST THEY DON'T THINK THEY HAVE PARTS FOR THE INSIDE DOOR LOCKS; SHE'S GOING TO ASK THEM ABOUT IT. IT IS VERY FRUSTRATING TO HAVE THE DEALERSHIP SAY "WE DON'T HAVE THE PARTS" AND/OR "KEEP A LOG" WHEN TOYOTA MUST HAVE THE PARTS -- IT'S THEIR VEHICLE!! -- AND WE DON'T NEED TO. 1 QT. OF OIL PER EVERY 100 MILES TRAVELLED FOR THE LAST SIX-TWELVE MONTHS IS INSANE. AND TOYOTA CONTINUES TO INSIST THAT IT'S FROM "LACK OF MAINTENANCE" WHEN THE OIL CHANGES WERE DONE PRIMARILY AT DEALERSHIPS IN MI AND FL ... DOES NOT SIT WELL WITH ME. PLEASE CONTACT ME RE: ANY DEVELOPMENTS PERTAINING TO THE SIENNA ... THANKS!! -- GEORGE SEGER, (231) 932-9501. *AK

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
May 2002

THE ENGINE NEEDS REPLACING, APPARENTLY SLUDGE AND THE DEALER/MANUFACTURER IS TRYING TO BLAME ME FOR SLOPPY MAINTENANCE. I WAS AT THE DEALER IN 5/01 FOR A MAJOR MAINTENANCE WHICH INCLUDE ENGINE FLUSH, ETC. $550. AND SINCE I HAVE BEEN BACK IN 8/01 AND 1/02 FOR DIFFERENT ISSUES AND WAS NEVER ASKED TO PERFORM ADDITIONAL MAINTENANCE OR WARNED THAT I SHOULD BE CAREFUL, ETC. I'M AWARE THAT I HAVE PERFORMED OIL & FILTER CHANGES SUBSEQUENT TO THE 5/01 MAJOR MAINTENANCE BUT I'M HAVING TROUBLE FINDING THE EVIDENCE, IN PART BECAUSE I MOVED AROUDN 9 MO. AGO AND STILL HAVEN'T QUITE SETTLED IN COMPLETELY. BASED ON MY SEARCH IN THE INTERNET THE MANUFACTURER HAS APPARENTLY CONCEDED ABOUT A MONTH AGO THAT THERE IS A PROBLEM AND IS PAYING FOR THE REPAIRS BUT APPARENTLY PUERTO RICO HAS NOT HEARD ABOUT THIS SINCE THEY ARE MAKING ME JUMP THROUGH HOOPS TO PROVE THE ADEQUATE MAINTENANCE IN ORDER TO MAYBE ACCEPT RESPONSIBILITY. I THINK THIS IS ESPECIALLY SNEAKY SINCE I HAVE BEEN TO THE AUTHORIZED DEALER IN MY NEW AREA TWICE AND WAS NEVER TOLD THAT I SHOULD BE DOING SOMETHING ADDITIONAL TO THE PROBLEM OBSERVED (IN ONE CASE I HAD A CHECK ENGINE LIGHT ON THAT THEY SIMPLY RE-PROGRAMMED). THANKS. *AK

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Jul 2002
Mar 2002

ENGINE LOCKED UP. DEALER TELLS US NO OIL WAS PRESENT IN THE ENGINE AT THE TIME OF THEIR INSPECTION. *AK

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Jan 2001
Mar 2002

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

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Feb 2002
Feb 2002

IN FEBRUARY OF 2001 MY 1998 SIENNA ENGINE FROZE UP. NO ENGINE LIGHT CAME ON. I HAD IT TOWED TO THE FORT MYERS TOYOTA DEALER AND THEY TOLD ME IT WAS MY FAULT AND I WOULD NEED A NEW ENGINE. MR MYERS THE SEVICE MANAGER TOLD MR CARPENTER THE NEW CAR SALEMAN THAT A NEW ENGINE WOULD COST $5,000 MINUS A $1,000 DOLLAR REBATE OR A TOTAL OF $4,000. I TOLD HIM TO GO AHEAD AND CHANGE THE MOTOR. WHEN I WENT TO PICK UP THE VAN THE COST WAS $6800.00 NOT $4,000.00. I PUT THE CHARGE ON MY CREDIT CARD. LATER THAT MONTH I TRADED THE VAN IN FOR A 2001 HIGHLANDER. I HAD TROUBLE WITH THE ELECTRICAL SYSTEM IN 1999 IN OHIO AND DIDN'T WANT TO HAVE ADDITIONAL PROBLEM IN FLA. THIS SIENNA WAS A LEASED VAN AND MR CARPENTER ALLOWED ME TO DROP THE LEASED VAN IN FORT MYERS. I HEARD THE OTHER DAY THAT TOYOTA WAS RECALLING 1998 SIENNA BECAUSE OF ENGINE PROBLEMS. THE OIL WAS CLOGGING THE ENGINE. PLEASE ADVISE ME OF THE RECALL. THANKS. *AK

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Oct 2001
Jan 2002

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

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Jan 2002
Dec 2001

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

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Oct 2001
Oct 2001

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

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Jul 2001
Jun 2001

ENGINE SLUDGE AT 25,000 MILES. *AK

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Nov 2001
Jun 2001

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.

Type: Vehicle, Vehicle: 1998 TOYOTA SIENNA, Manufacturer: Toyota Motor Corporation
Incident: Aug 2001

Trend Over Time

Complaints by year

Quick Summary

The 1998 Toyota Sienna has 28 Engine complaints on file. Review the timeline above for detailed owner experiences.