RoadVitals

2005 Scion Tc Engine Problems

Owner-reported complaints naming the engine system, filed with NHTSA

Data refreshed

Engine reportsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
14
Latest Sep 10, 2025
Share of all reportsThis category as a share of every owner report on file for this model year. One report can name more than one component, so the categories overlap.
9%
of 155 total
Crash or fire reportedReports in this category whose submitter recorded that a crash or a fire occurred. The reporter's own answer on the NHTSA form, not a verified finding.
1
Injuries or deaths reportedTotals the submitters entered on their own reports in this category. Not verified by NHTSA and not a casualty statistic.
0

What this page shows

Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components. Every record below is an owner-reported complaint about the 2005 Scion Tc submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 14 reports on file name it.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Owner reports naming engine

Shown in the owner’s own words, exactly as filed

Engine
Filed Sep 10, 2025

Never had a problem with car before went on freeway to get up to speed n the speedometer was dropping so I pull to side of freeway shut car off turn car back on here clunk clunk shut car off no check engine light was on or has been on no oil light was on nothing get car towed back to safe place well check fluid n oils bone dry cars engine blows just started reading n I guess 2005 goes. Threw oil way fast why isn't that noteted anywhere so messed up just did oil change week before this so shocked now I have to try to fix my blown engine single mom not able to make ends meet now this idk what to do

NHTSA ID
11686401
Incident
Sep 7, 2025
Engine
Filed Jun 6, 2023

Engine burning oil

NHTSA ID
11525542
Incident
Jun 12, 2019
EnginePowertrain (other)
Filed Jul 14, 2019

I PURCHASED A RED 2005 SCION TC FOR MY DAUGHTER IN FEBRUARY, 2019 FROM TOYOTA AUTO NATION IN DAVIE, FL. THEY HAD IT PRICED IN GOOD CONDITION, SO I EXPECTED TO GET SOME USE OUT OF IT. I PAID ALMOST $6,000. MONTH LATER IT OVERHEATED ON THE HIGHWAY (595) AND MY DAUGHTER HAD TO PULL OVER LATE AT NIGHT ON THE HIGHWAY AND I HAD TO HAVE IT TOWED TO MY HOME. VERY SCARY AND UNSAFE SITUATION FOR A TEEN. HAD IT TOWED BACK TO THEIR SERVICE STATION AND IT TURNED OUT TO BE A PROBLEM, THAT COST ME $600. I FIND IT HARD TO BELIEVE THAT THIS COMPANY WOULD NOT HAVE SEEN ANY DAMAGE UNDER THE HOOD. SHAME ON THEM FOR SELLING ME A CAR THAT BROKE DOWN IN ONE MONTH. I HAVE CALLED THEM AND THEY WILL NOT HELP WITH THE PAYMENT. IT IS 'AS IS' I CALLED AND TEXT THE SALES GIRL AND NEVER RECEIVED A CALL BACK OR RESPONSE. FINALLY PUT A BAD REVIEW ON THEIR WEBSITE AND RECEIVED AN E-MAIL TO CONTACT MANAGER TO HELP WITH THE SITUATION, ONLY TO FIND OUT THAT WAS AN AUTOMATED EMAIL AND AGAIN TOLD 'TOO BAD'. IT IS NOW JULY AND YET AGAIN IT BROKE DOWN ON MY DAUGHTER AS SHE WAS AT THE GAS STATION. IT WOULD NOT START UP AFTER SHE TURNED IT OFF. TRIED TO JUMP IT AND NOTHING. ONCE AGAIN HEADED TO GO TO THE DEALERSHIP SERVICE STATION. AT FIRST WAS TOLD IT WAS ONLY THE BATTERY, SO I SAY GO AHEAD, I WILL PAY THE $140 AND REPLACE IT AND WE WILL GO FROM THERE. ONLY TO GET ANOTHER CALLBACK FROM THE MANAGER STATING THAT THERE IS MORE WRONG WITH THE CAR, THAT AFTER THE $89 FIVE POINT CHECK ON THE VEHICLE AND REPLACING THE BATTERY THAT IT STILL DID NOT START. THEY WOULD HAVE TO KEEP IT OVER THE WEEKEND. IT IS COSTING ME AN ARM AND A LEG AND I NEED HELP WITH THIS. I FEEL LIKE THEY LIED ABOUT THIS VEHICLE AND ALLOWED A CAR THAT IS NOT SAFE TO BE BOUGHT AT THEIR BUSINESS. I AM CONCERNED FOR MY CHILD'S SAFETY AND ONLY WANT WHAT IS FAIR.

NHTSA ID
11231764
Incident
Jul 11, 2019
Engine
Filed Nov 30, 2018

THE CAR BURNS AN EXCESSIVE AMOUNT OF OIL AND ONLY HAS 163000 MILES.

NHTSA ID
11155165
Incident
Nov 2, 2018
Mileage
163,000 mi
Engine
Filed Aug 19, 2016

ACCORDING TO TOYOTA SERVICE THE ENGINE HAD A CATASTROPHIC FAILURE LOWER PART OF THE ENGINE DUE TO NO OIL IN THE ENGINE. ACCORDING TO THE SERVICE DEPARTMENT THIS WAS CAUSED BY EXCESSIVE OIL CONSUMPTION. THE PROBLEM OCCURRED ON THE HIGHWAY WHILE DRIVING TO WORK. THE CAR STOPPED ON THE MIDDLE OF THE 210 FWY WITHOUT ANY WARNING LIGHTS ON THE DASH PANEL.

NHTSA ID
10897144
Incident
Jul 8, 2016
Mileage
4 mi
Engine
Filed Aug 8, 2016

2005 SCION TC. CONSUMER WRITES IN REGARDS TO VEHICLE VIN# NOT INCLUDED IN OIL CONSUMPTION PROGRAM TO REPAIR THE EXISTING OIL PROBLEMS. *SMD

NHTSA ID
10891454
Incident
Aug 1, 2016
Engine
Filed Apr 25, 2014

I WAS DRIVING AND THE CAR JUST DIED. *TR

NHTSA ID
10584981
Incident
Mar 7, 2014
Engine
Filed Dec 30, 2013

I DO NOT UNDERSTAND WHY TOYOTA KNOWS THAT THERE IS A DEFECT IN THEIR ENGINES ON THESE CARS BUT THEY WOULD NOT RECALL THEM. THEY RECALLED THE CAMRY WITH THE SAME ENGINE BUT NOT THE SCION TC. THEY REDESIGNED THE ENGINE IN 2007 TO FIX THE DEFECT. THE KNOWN DEFECT IS THE HEAD BOLTS WERE TOO SHORT, CAUSING THEM UNDUE STRESS AND EVENTUALLY STRIPPING OUT THE BOLT HOLES FOR THE HEADS. THIS CAUSES THE CAR TO OVERHEAT BLOW THE ENGINES. THIS IS A SAFETY ISSUE AS MANY PEOPLE HAVE HAD THIS HAPPEN IN THE MIDDLE OF THE ROAD AND AT INTERSECTIONS WHERE THE CAR DIES. PEOPLE CAN BE REAR ENDED AND BROAD SIDED BECAUSE OF THIS. TOYOTA KNEW ABOUT THE DEFECT BECAUSE THEY FIXED RECALLED THE CAMRY WHICH HAD THE SAME ENGINE. THIS IS NO SMALL FIX. FOR MOST OWNERS THIS OUT OF POCKET EXPENSE IS BETWEEN $3000 - $6000 DOLLARS DEPENDING ON HOW MUCH DAMAGE WAS CAUSED BY THE OVER HEATING. THERE ARE COMPLAINTS ALL OVER THE INTERNET OF THIS HAPPENING BUT NO ONE IN THE GOVERNMENT IS DOING ANYTHING TO PUSH TOYOTA INTO FIXING THEIR KNOWN SCREW UP. *TR

NHTSA ID
10557813
Incident
Nov 20, 2013
Mileage
126,500 mi
Body & structureEngine
Filed Feb 7, 2013
Fire reported

MY 2005 TOYOTA SCION TC TURNED OFF WHILE I WAS DRIVING. I PUT VEHICLE IN PARK AND RE STARTED IT. MOMENTS LATER THE BRAKES FAILED AND I TURNED INTO A PLAZA. AT THAT POINT THE STEERING FAILED. I DID NOT KNOW THE VEHICLE WAS ON FIRE UNTIL THIS POINT. I HAD NO CONTROL OF THE CAR SO I REACHED BACK AND GRABBED MY TWO YEAR OLD WHO WAS STRAPPED IN HER CAR SEAT. RIGHT BEFORE WE JUMPED OUT THE CAR STOPPED COMPLETELY ( TIRES MELTED) , THE FLAMES WERE VISIBLE IN FRONT OF ME AND THE CAR FILLED WITH SMOKE. WE JUMPED OUT AND RAN. MOMENTS LATER THE ENTIRE CAR WAS IN FLAMES. WITNESSES TOLD ME THAT I WAS ON FIRE FOR A WHILE AND THEY TURNED AROUND TO GET MY ATTENTION. NO INJURIES OR FATALITIES WERE SUFFERED WITH THIS FIRE BUT IT WAS WAY TOO CLOSE FOR COMFORT. *TR

NHTSA ID
10496723
Incident
Feb 4, 2013
Mileage
115,000 mi
Engine
Filed Nov 15, 2012

BOTH CATALYTIC CONVERTERS FAILED AND NEED REPLACED. DEALERSHIP ( FORT BEND TOYOTA ) STATED THE FAILURE WAS UNUSUAL AND PREMATURE. DEFECTIVE EQUIPMENT FOR THAT MODEL/ YEAR / AND MILEAGE. *TR

NHTSA ID
10484813
Incident
Nov 11, 2010
Mileage
107,000 mi
EngineFuel system
Filed Sep 7, 2011

THE THROTTLE BODY STUCK OPEN CAUSING IT TO REV TO EXCESSIVE RPMS AND THEN WOULD FINALLY DIE. THIS HAPPENED WHILE DRIVING AT HIGHWAY SPEED IN 7/08. THE THROTTLE BODY WAS REPLACED AND THEN ONCE AGAIN IT FAILED, THIS TIME STICKING CLOSED CAUSING THE CAR TO DIE IN AN INTERSECTION. THIS WAS IN 3/11 (THIS YEAR) WITH ONLY 73K ON IT TOTAL MILES ( ONLY 30K ON THIS THROTTLE BODY). WHEN WE RECEIVED THE NEW PART THIS TIME, IT HAD BEEN OBVIOUSLY REDESIGNED WITH A VENT ALLOWING CORROSION NOT TO OCCUR. THIS IS A REAL HAZARD WHEN YOU HAVE NO CONTROL OVER ENGINE SPEED WHILE DRIVING. WITH THE REDESIGNED PART ( A TOYOTA/SCION PART) IT IS OBVIOUS THIS WAS A "KNOWN" PROBLEM, YET NO RECALL WAS EVER ISSUED OR RECEIVED. *TR

NHTSA ID
10424101
Incident
Jul 3, 2008
Mileage
43,561 mi
AirbagsEngineFuel system+3 more
Filed Jan 15, 2009

MY 2005 SCION TC SURGES/LURCHES FORWARD WHEN RESUMING FROM A STOP. THE AMOUNT OF PRESSURE YOU APPLY TO THE GAS PEDAL HAS NO EFFECT ON HOW THE CAR IS GOING TO MOVE FORWARD. THE PROBLEM WAS VERY INTERMITTENT AND HARD TO NOTICE BUT STARTED HAPPENING MORE AND MORE OFTEN AS OF AUG./SEPT. 2008. IN MID SEPT. I ALMOST REAR ENDED THE CAR IN FRONT OF ME TAKING OFF FROM A STOP LIGHT. I TOOK THE CAR TO THE SELLING DEALERSHIP AND THE SERVICE MGR. WENT ON A TEST DRIVE AND SAID HE NOTICED THE PROBLEM AT LEAST 5 TIMES IN A FEW MILE DRIVE. WHEN I PICKED MY CAR UP 2 DAYS LATER THE SERVICE INVOICE STATED "UNABLE TO DUPLICATE" AND IT WAS RECOMMENDED I HAVE A 30,000 MILE MAINT. DONE I HAD JUST HAD THOSE SERVICES DONE 1 MONTH EARLIER AND THEY WERE AWARE OF THAT. IT WAS THEN RECOMMENDED THAT I SWITCH GAS STATIONS AND USE HIGH OCTANE FUEL AND USE A FUEL INJECTION CLEANER PURCHASED FROM ANY GAS STATION, THEN IF NO IMPROVEMENT FURTHER DIAGNOSTICS WOULD BE NEEDED BUT NO CODES IN THE ECU. I FOLLOWED THE RECOMMENDATIONS FOR OVER 2 MONTHS AND NO CHANGE. WENT BACK TO THE SAME DEALERSHIP AND WAS TOLD NOTHING COULD BE DONE AND EVEN WITH AN EXTENDED WARRANTY THE REGIONAL SERVICE MGR SENT TO "INSPECT" MY CAR DID NOT INSPECT IT AND REFUSED TO AUTHORIZE THE REPAIR AND SUBMIT THE CLAIM UNDER THE EXTENDED WARRANTY. I ALSO AT THIS TIME REMINDED THEM THAT THE SPEEDOMETER DOES NOT WORK ALL THE TIME. AND WHEN IT DOESN'T WORK AND THE CAR IS IDLING THE SPEEDOMETER SHOWS A SPEED OF 5-10 MILES PER HOUR, YET WHILE DRIVING SHOWS A SPEED OF 0. I ALSO POINTED OUT THAT THE DRIVERS SIDE PILLAR AIRBAG COVER THEY FIXED WEEKS AGO IS HANGING LOOSE. IT COMES OFF EVERY TIME YOU SHUT THE DOOR. THIS HAS BEEN REPAIRED AT LEAST TWICE BEFORE. THEY REFUSED TO ACKNOWLEDGE THIS PROBLEM AS WELL. MY CAR HAS OR IS HAVING ABOUT 95% OF THE ITEMS DISPLAYED IN YOUR SERVICE BULLETINS, SEATBELTS,AIRBAGS,FUEL INJECTORS,WINDOW CONTROLS,SUN ROOF,AIR CONDITION AND TIRE PRESSURE MONITOR SYSTEM. AND THE DEALERSHIP AWARE OF ALL OF THEM. *TR

NHTSA ID
10255219
Incident
Jul 2, 2008
Mileage
31,000 mi
Engine
Filed Dec 18, 2006

THE MANUAL TRANSMISSION TOYOTA SCION TC HAS A VIOLENT COLD START JERKING AND BUCKING AT A SLOW SPEED WHEN IT IS STARTED UNTIL THE ENGINE IS WARM. THE DEALERSHIP HAS TRIED TO REPLACE SENSORS AND IT CONTINUES TO DO THE SAME THING. TOYOTA CLAIMS IT IS OPERATING AS DESIGNED AS THERE ARE NO COMPUTER "FAULT CODES" DISPLAYED. OTHERS HAVE DRIVEN IT AND CLAIMED THAT IT IS NOT NORMAL, BUT TOYOTA REFUSES TO DO ANYTHING ABOUT IT - "IT IS OPERATING AS DESIGNED." MANY DEALERS HAVE LOOKED AT IT AND HAVE NOT BEEN ABLE TO FIX IT, ALTHOUGH THEY AGREE THAT THE MANUAL TRANSMISSION VEHICLE IS NOT AS POPULAR AS THE AUTOMATIC AND FEW PEOPLE PURSUE THE PROBLEM. AUTOWEEK MAGAZINE WROTE ABOUT THE PROBLEM IN THE SEPTEMBER 19, 2005 ISSUE AND THE OFFICIAL RESPONSE FROM SCION WAS THAT THERE WAS NO PROBLEM WITH THE VEHICLE ALTHOUGH IT WOULD BUCK AND JERK FOR THEM AS WELL. *JB

NHTSA ID
10176364
Incident
Dec 1, 2004
Mileage
100 mi
EngineTransmission
Filed May 13, 2005

THE VEHICLE STARTED SHAKING UNCONTROLLABLY AND A LOUD KNOCKING NOISE HAD COME FROM THE FRONT OF THE VEHICLE. THE DRIVER WAS ABLE TO CONTROL THE VEHICLE, AND TOOK IT TO THE DEALER. HOWEVER, THE MECHANIC MAINTAINED THAT THE PROBLEM COULD NOT BE DUPLICATED. *AK THE VEHICLE WOULD KNOCK AND SHAKE AFTER BEING STARTED. WHEN DRIVING ON THE FREEWAY, THE VEHICLE WOULD RATTLE AND FELT AS IF THE VEHICLE COULD NOT BE CONTROLLED DUE TO THE SHAKING OF THE MOTOR. THE MECHANIC FOUND VARIOUS PROBLEMS WITH THE AIR HOSE MOUNTS, AIR CLEANING HOUSINGS AND LATER THE MOTOR AND ENGINE MOUNTS NEEDED REPLACEMENT DUE TO WEAKNESS. THE TRANSMISSION MOUNTS AND THE RIGHT SIDE ENGINE MOUNT WERE REMOVED AND REPLACED. *SC

NHTSA ID
10117843
Incident
Apr 13, 2005
Mileage
397 mi

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

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Elsewhere on this vehicle

Data sources

Data on this page last refreshed .