NHTSA owner reports · September 18, 2026 snapshot.
Engine And Engine Cooling complaints
112 reportsClear category filter56,000 miles · Dec 25, 2010
Engine And Engine Cooling
I AM THE OWNER OF 2003 TOYOTA CAMRY . AND I WOULD LIKE TO FILE A COMPLAIN DUE TO THE ENGINE DEFECTS IN MY VEHICLE . IN APRIL 2008 , I DISCOVERED THE ENGINE COOLANT WAS LEAKING AND IT WAS SO SEVERE THAT I HAD TO TAKE TO THE MECHANIC SHOP FOR INSPECTION AND REPAIR. THE MECHANIC DID THE PRESSURE TEST COOLING SYSTEM TEST AND FO…
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I AM THE OWNER OF 2003 TOYOTA CAMRY . AND I WOULD LIKE TO FILE A COMPLAIN DUE TO THE ENGINE DEFECTS IN MY VEHICLE . IN APRIL 2008 , I DISCOVERED THE ENGINE COOLANT WAS LEAKING AND IT WAS SO SEVERE THAT I HAD TO TAKE TO THE MECHANIC SHOP FOR INSPECTION AND REPAIR. THE MECHANIC DID THE PRESSURE TEST COOLING SYSTEM TEST AND FOUND COOLANT LEAK COMING FROM CYLINDER HAD BY THE INTAKE MANIFOLD . THE MECHANIC REMOVED VALVE COVER AND FOUND 2 HEAD BOLTS LOOSE .MY VEHICLE WAS ONLY 56000 MILES AT THAT TIME. I WAS TOLD BY THE MECHANIC IT WAS NOT SAFE TO DRIVE BECAUSE THE CAR COULD OVERHEAT ANY MINUTES. SO THE ENGINE NEEDED TO BE REPLACED .IT COSTS ME $2700 TO REPLACE THE ENGINE .SO I REPORT THE INCIDENT TO THE TOYOTA MANUFACTURE /DEALERS IN TORRANCE . THEY RESPOND TO ME THAT THEY WERE NOT RESPONSIBLE FOR THIS PROBLEM. I REQUESTED NEW MOTOR VEHICLE BOARD FROM CALIFORNIA TO HELP ME TO RESOLVE THE MATTER . THE TOYOTA STILL INSISTED THAT THEY WERE NOT RESPONSIBLE FOR IT . *TR
NHTSA ODI #10372394
108,000 miles · Nov 12, 2010
Engine And Engine Cooling
TL*THE CONTACT OWNS A 2003 TOYOTA CAMRY. THE CONTACT STATED THAT THE INTAKE AND EXHAUST MANIFOLD FAILED. THE VEHICLE WAS INSPECTED AT A LOCAL REPAIR SHOP WHERE THE CONTACT WAS INFORMED THAT THE MANIFOLD NEEDED TO BE REPLACED. THE VEHICLE HAD NOT BEEN REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 108,000.
NHTSA ODI #10365478
75,000 miles · Oct 28, 2010
Engine And Engine Cooling
TL*THE CONTACT OWNS A 2003 TOYOTA CAMRY. WHILE DRIVING APPROXIMATELY 20 MPH, THE CONTACT NOTICED THE TEMPERATURE GAUGE WAS DISPLAYING A READING THAT INDICATED THAT THE VEHICLE WAS OVERHEATING. THE CONTACT PULLED OVER AND SHUT THE VEHICLE OFF. THE VEHICLE WAS TOWED TO A LOCAL REPAIR SHOP WHERE THE CONTACT WAS INFORMED THAT THERE …
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TL*THE CONTACT OWNS A 2003 TOYOTA CAMRY. WHILE DRIVING APPROXIMATELY 20 MPH, THE CONTACT NOTICED THE TEMPERATURE GAUGE WAS DISPLAYING A READING THAT INDICATED THAT THE VEHICLE WAS OVERHEATING. THE CONTACT PULLED OVER AND SHUT THE VEHICLE OFF. THE VEHICLE WAS TOWED TO A LOCAL REPAIR SHOP WHERE THE CONTACT WAS INFORMED THAT THERE WAS AN EXTERNAL LEAK WITHIN THE ENGINE. THE VEHICLE WAS REPAIRED BUT THE FAILURE CONTINUED BECAUSE OF EXCESSIVE WEAR ON THE BOLT STRIPS. THE CURRENT AND FAILURE MILEAGES WERE APPROXIMATELY 75,000.
NHTSA ODI #10362814
43,000 miles · Sep 10, 2010
Engine And Engine Cooling
TL* THE CONTACT OWNS A 2003 TOYOTA CAMRY. WHILE THE VEHICLE WAS BEING DRIVEN AT LOW SPEEDS THE CONTACT HEARD A VIBRATING NOISE. THE VEHICLE WAS TAKEN TO A LOCAL GARAGE AND DIAGNOSTIC TESTING LOCATED THE FAILURE AT THE INTAKE MANIFOLD. THE GARAGE REPLACED THE INTAKE MANIFOLD. THE MANUFACTURER WAS CONTACTED AND THEY ADVISED THE …
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TL* THE CONTACT OWNS A 2003 TOYOTA CAMRY. WHILE THE VEHICLE WAS BEING DRIVEN AT LOW SPEEDS THE CONTACT HEARD A VIBRATING NOISE. THE VEHICLE WAS TAKEN TO A LOCAL GARAGE AND DIAGNOSTIC TESTING LOCATED THE FAILURE AT THE INTAKE MANIFOLD. THE GARAGE REPLACED THE INTAKE MANIFOLD. THE MANUFACTURER WAS CONTACTED AND THEY ADVISED THE CONTACT IF HE WANTED THEM TO ASSIST WITH THE REPAIR, HE MUST HAVE THE DEALERSHIP DIAGNOSE THE FAILURE. THE FAILURE MILEAGE WAS 43,000 AND THE CURRENT MILEAGE WAS 44,050. UPDATED 12/03/10. *LJ
NHTSA ODI #10354879
116,503 miles · May 28, 2010
Engine And Engine CoolingFire
TL*THE CONTACT OWNS A 2003 TOYOTA CAMRY. WHILE THE CONTACT WAS DRIVING APPROXIMATELY 25 MPH WITH THE AIR CONDITIONER ON SHE SMELLED A BURNING ODOR THROUGHOUT THE VEHICLE. THE FAILURE OCCURRED FIVE MINUTES AFTER THE VEHICLE WAS TURNED ON. THERE WERE NO WARNING LIGHTS ON THE INSTRUMENT PANEL PRIOR TO OR WHEN THE FAILURE OCCURRED.…
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TL*THE CONTACT OWNS A 2003 TOYOTA CAMRY. WHILE THE CONTACT WAS DRIVING APPROXIMATELY 25 MPH WITH THE AIR CONDITIONER ON SHE SMELLED A BURNING ODOR THROUGHOUT THE VEHICLE. THE FAILURE OCCURRED FIVE MINUTES AFTER THE VEHICLE WAS TURNED ON. THERE WERE NO WARNING LIGHTS ON THE INSTRUMENT PANEL PRIOR TO OR WHEN THE FAILURE OCCURRED. THE CONTACT ADDED WATER TO THE COOLANT RESERVOIR. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER FOR DIAGNOSTIC TESTING WHERE THE TECHNICIAN STATED THAT THE ENGINE OVERHEATED AND CAUSED THE HEAD GASKET TO MALFUNCTION. THROUGH FURTHER INSPECTION IT WAS DETERMINED THAT THE FAILURE WAS DUE TO DAMAGED BOLTS THAT WERE CONNECTED BETWEEN THE HEAD GASKET AND THE ENGINE BLOCK. THE TECHNICIAN CONFIRMED THAT THE ENGINE NEEDED TO BE REPLACED AT AN ESTIMATED COST OF $4,000 MINUS THE COST OF LABOR. THE VEHICLE HAD NOT BEEN REPAIRED AT THIS TIME. THE FAILURE MILEAGE WAS APPROXIMATELY 116,503. UPDATED 11/03/10. *LJ
NHTSA ODI #10332704
Mileage unknown · May 18, 2010
Engine And Engine Cooling
TL* THE CONTACT OWNS A 2003 TOYOTA CAMRY. THE CONTACT STATED THE VEHICLE WAS AT THE DEALER FOR AN UNRELATED REPAIR. WHEN SHE RECEIVED THE VEHICLE BACK, THERE WAS AN UNUSUAL GRINDING NOISE FROM THE EXHAUST SYSTEM. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHERE SHE WAS INFORMED THAT THE VEHICLE COULD NOT BE REPAIRED. THE FAILURE P…
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TL* THE CONTACT OWNS A 2003 TOYOTA CAMRY. THE CONTACT STATED THE VEHICLE WAS AT THE DEALER FOR AN UNRELATED REPAIR. WHEN SHE RECEIVED THE VEHICLE BACK, THERE WAS AN UNUSUAL GRINDING NOISE FROM THE EXHAUST SYSTEM. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHERE SHE WAS INFORMED THAT THE VEHICLE COULD NOT BE REPAIRED. THE FAILURE PERSISTED. UPDATED 07/30/10. *LJ UPDATED 09/30/10 THE CONSUMER STATED HE WOULD LIKE FOR SOMEONE TO RESPOND TO HER COMPLAINT. UPDATED EVOQ 10/13/10*JB
NHTSA ODI #10331003
90,000 miles · Apr 13, 2010
Engine And Engine Cooling
MY TOYOTA CAMRY 2003 HEAD GASKET IS BLOWN. MY AUTO MECHANIC INFORMED ME THAT TOYOTA BOLTED THE HEADS IN A FAULTY WAY AND THE LEAK CAN ONLY BE FIXED TEMPORARILY. *TR
NHTSA ODI #10325354
Mileage unknown · Apr 12, 2010
Electrical SystemEngine And Engine CoolingService Brakes, Hydraulic
CONSUMERS 2003 TOYOTA CAMRY HAS BRAKE PROBLEMS, WATER LEAKS IN THE TRUNK AND GAS RESERVOIR, DOORS DO NOT CLOSE PROPERLY RELEASING AIR INTO THE DRIVER SIDE DOOR. *TS SMOKE WOULD EMIT FROM THE EXHAUST ON COLD STARTS. THE ENGINE VALVE STEM SEALS WERE REPLACED DUE TO LOSS OF TENSION AND OIL WAS LEAKING INTO THE CYLINDERS. THE STRU…
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CONSUMERS 2003 TOYOTA CAMRY HAS BRAKE PROBLEMS, WATER LEAKS IN THE TRUNK AND GAS RESERVOIR, DOORS DO NOT CLOSE PROPERLY RELEASING AIR INTO THE DRIVER SIDE DOOR. *TS SMOKE WOULD EMIT FROM THE EXHAUST ON COLD STARTS. THE ENGINE VALVE STEM SEALS WERE REPLACED DUE TO LOSS OF TENSION AND OIL WAS LEAKING INTO THE CYLINDERS. THE STRUT SUPPORTS WERE REPLACED DUE THEM BEING WORN. THE POWER STEERING RACK WAS LEAKING, THE ENGINE MOUNT WAS CRACKED AND THE BATTERY WAS LEAKING.*JB THE CONSUMER ALSO STATED THERE WAS A VIBRATION COMING FROM THE BRAKES WHEN THEY WERE APPLIED. THERE WAS A HOLE IN THE DASHBOARD. UPDATED 04/223/10.*JB
NHTSA ODI #10316533
120,000 miles · Mar 24, 2010
Engine And Engine Cooling
2003 CAMRY WITH 120,000 MI. CHECK ENGINE LIGHT CAME ON AND OVERNIGHT FOUND LOTS OF ANTIFREEZE ON GARAGE FLOOR. BROUGHT TO MECHANIC. HEADGASKET BLOWN. WENT TO REPLACE HEADGASKET ONLY TO FIND THAT ENGINE BOLTS WERE LOOSE AND HAD STRIPPED THREAD FROM THE ALUMINUM BLOCK. ONLY CHOICE IS TO REPLACE ENGINE - $3,800 FOR A USED ENGI…
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2003 CAMRY WITH 120,000 MI. CHECK ENGINE LIGHT CAME ON AND OVERNIGHT FOUND LOTS OF ANTIFREEZE ON GARAGE FLOOR. BROUGHT TO MECHANIC. HEADGASKET BLOWN. WENT TO REPLACE HEADGASKET ONLY TO FIND THAT ENGINE BOLTS WERE LOOSE AND HAD STRIPPED THREAD FROM THE ALUMINUM BLOCK. ONLY CHOICE IS TO REPLACE ENGINE - $3,800 FOR A USED ENGINE WITH 50,000 MI. TOYOTA HAS NOT RESPONDED. HAVE HEARD THIS HAS BECOME A COMMON PROBLEM. VERY DISAPPOINTED WITH TOYOTA.
NHTSA ODI #10321735
77,000 miles · Feb 16, 2010
Engine And Engine CoolingCrash
FATAL CAR ACCIDENT. *TR
NHTSA ODI #10310992
NHTSA investigations
3DP06003 · Engine Surging
Opened Sep 14, 2006 · Closed Apr 3, 2007
Status: closed (inferred from source dates) · Vehicle Speed Control; Vehicle Speed Control:accelerator Pedal
THE PETITIONER OWNS A MY 2006 TOYOTA CAMRY WITH A 4-CYLINDER ENGINE THAT WAS PURCHASED NEW IN JANUARY 2006. THE PETITIONER ALSO PREVIOUSLY OWNED A MY 2005 CAMRY. HE ALLEGES THAT BOTH VEHICLES EXHIBITED VEHICLE ENGINE SURGING, WHICH HE DESCRIBED AS A SHORT DURATION (1 TO 2 SECOND) INCREASE IN ENGINE SPEED OCCURRING WHILE THE ACCELERATOR PEDAL IS NOT DEPRESSED. IN AN INITIAL INTERVIEW, THE PETITIONER ESTIMATED THAT 6 TO 8 SURGE INCIDENTS, OF VARYING SEVERITY, OCCURRED IN THE MY 2006 VEHICLE OVER THE COURSE OF 10,000 MILES AND 7 MONTHS OF OWNERSHIP. THE PETITIONER REPORTS THAT THE BRAKE SYSTEM IS EFFECTIVE AT OVERCOMING THE SURGE. HOWEVER, HE IS CONCERNED ABOUT REPORTS FILED WITH NHTSA ALLEGING UNCONTROLLEDSURGING IN MY 2002 TO 2006 CAMRY VEHICLES BRINGING THOSE VEHICLES TO A HIGH RATE OF SPEED (IN SOME CASES, PURPORTEDLY, WITH THE BRAKES APPLIED).AFTER REVIEW AND ANALYSIS OF THE AVAILABLE INFORMATION, ODI HAS NOT IDENTIFIED A VEHICLE-BASED DEFECT THAT WOULD HAVE PRODUCED THE ALLEGED ENGINE SURGE IN THE PETITIONER?S VEHICLE, NOR WAS IT ABLE TO WITNESS SUCH AN EVENT WHEN ROAD TESTING THE PETITIONER?S VEHICLE.EVALUATION OF A SUSPECT THROTTLE ACTUATOR REMOVED FROM THE PETITIONER?S VEHICLE DID NOT REVEAL A COMPONENT PROBLEM. WARRANTY AND PARTS SALES OF THE ACTUATOR ARE UNREMARKABLE.THESE DATA DO NOT SUPPORT THE EXISTENCE OF A WIDE-SPREAD DEFECT OR ONGOING CONCERN. THE FAULT DETECTION AND REACTION STRATEGY DESCRIBED IN TOYOTA?S TECHNICAL DOCUMENTS INDICATES THAT A LOSS OF THROTTLE CONTROL DUE TO A COMPONENT OR SYSTEM FAILURE WOULD BE DETECTED WITHIN A ONE SECOND PERIODAFTER WHICH ENGINE POWER WOULD BE LIMITED. THE PETITIONER?S MY 2006 VEHICLE BRAKE SYSTEM OVERCOMES FULL ENGINE POWER AT EASILY ACHIEVABLE BRAKE PEDAL FORCES. BASED ON THE ANALYSIS CONDUCTED, IT IS UNLIKELY THAT NHTSA WOULD ISSUE AN ORDER FOR THE NOTIFICATION AND REMEDY OF A SAFETY RELATED DEFECT AT THE CONCLUSION OF THE INVESTIGATION REQUESTED IN THE PETITION.CONSEQUENTLY, IN VIEW OF THE NEED TO ALLOCATE AND PRIORITIZE NHTSA?S LIMITED RESOURCES TO BEST ACCOMPLISH THE AGENCY?S SAFETY MISSION, THE PETITION IS DENIED.PLEASE SEE THE MARCH 9, 2007 FEDERAL REGISTER NOTICE FOR FURTHER DETAILS.
Additional source detail variants (2)
Vehicle Speed Control:accelerator Pedal
THE PETITIONER OWNS A MY 2006 TOYOTA CAMRY WITH A 4-CYLINDER ENGINE THAT WAS PURCHASED NEW IN JANUARY 2006. THE PETITIONER ALSO PREVIOUSLY OWNED A MY 2005 CAMRY. HE ALLEGES THAT BOTH VEHICLES EXHIBITED VEHICLE ENGINE SURGING, WHICH HE DESCRIBED AS A SHORT DURATION (1 TO 2 SECOND) INCREASE IN ENGINE SPEED OCCURRING WHILE THE ACCELERATOR PEDAL IS NOT DEPRESSED. IN AN INITIAL INTERVIEW, THE PETITIONER ESTIMATED THAT 6 TO 8 SURGE INCIDENTS, OF VARYING SEVERITY, OCCURRED IN THE MY 2006 VEHICLE OVER THE COURSE OF 10,000 MILES AND 7 MONTHS OF OWNERSHIP. THE PETITIONER REPORTS THAT THE BRAKE SYSTEM IS EFFECTIVE AT OVERCOMING THE SURGE. HOWEVER, HE IS CONCERNED ABOUT REPORTS FILED WITH NHTSA ALLEGING UNCONTROLLEDSURGING IN MY 2002 TO 2006 CAMRY VEHICLES BRINGING THOSE VEHICLES TO A HIGH RATE OF SPEED (IN SOME CASES, PURPORTEDLY, WITH THE BRAKES APPLIED).AFTER REVIEW AND ANALYSIS OF THE AVAILABLE INFORMATION, ODI HAS NOT IDENTIFIED A VEHICLE-BASED DEFECT THAT WOULD HAVE PRODUCED THE ALLEGED ENGINE SURGE IN THE PETITIONER?S VEHICLE, NOR WAS IT ABLE TO WITNESS SUCH AN EVENT WHEN ROAD TESTING THE PETITIONER?S VEHICLE.EVALUATION OF A SUSPECT THROTTLE ACTUATOR REMOVED FROM THE PETITIONER?S VEHICLE DID NOT REVEAL A COMPONENT PROBLEM. WARRANTY AND PARTS SALES OF THE ACTUATOR ARE UNREMARKABLE.THESE DATA DO NOT SUPPORT THE EXISTENCE OF A WIDE-SPREAD DEFECT OR ONGOING CONCERN. THE FAULT DETECTION AND REACTION STRATEGY DESCRIBED IN TOYOTA?S TECHNICAL DOCUMENTS INDICATES THAT A LOSS OF THROTTLE CONTROL DUE TO A COMPONENT OR SYSTEM FAILURE WOULD BE DETECTED WITHIN A ONE SECOND PERIODAFTER WHICH ENGINE POWER WOULD BE LIMITED. THE PETITIONER?S MY 2006 VEHICLE BRAKE SYSTEM OVERCOMES FULL ENGINE POWER AT EASILY ACHIEVABLE BRAKE PEDAL FORCES. BASED ON THE ANALYSIS CONDUCTED, IT IS UNLIKELY THAT NHTSA WOULD ISSUE AN ORDER FOR THE NOTIFICATION AND REMEDY OF A SAFETY RELATED DEFECT AT THE CONCLUSION OF THE INVESTIGATION REQUESTED IN THE PETITION.CONSEQUENTLY, IN VIEW OF THE NEED TO ALLOCATE AND PRIORITIZE NHTSA?S LIMITED RESOURCES TO BEST ACCOMPLISH THE AGENCY?S SAFETY MISSION, THE PETITION IS DENIED.PLEASE SEE THE MARCH 9, 2007 FEDERAL REGISTER NOTICE FOR FURTHER DETAILS.
Vehicle Speed Control
THE PETITIONER OWNS A MY 2006 TOYOTA CAMRY WITH A 4-CYLINDER ENGINE THAT WAS PURCHASED NEW IN JANUARY 2006. THE PETITIONER ALSO PREVIOUSLY OWNED A MY 2005 CAMRY. HE ALLEGES THAT BOTH VEHICLES EXHIBITED VEHICLE ENGINE SURGING, WHICH HE DESCRIBED AS A SHORT DURATION (1 TO 2 SECOND) INCREASE IN ENGINE SPEED OCCURRING WHILE THE ACCELERATOR PEDAL IS NOT DEPRESSED. IN AN INITIAL INTERVIEW, THE PETITIONER ESTIMATED THAT 6 TO 8 SURGE INCIDENTS, OF VARYING SEVERITY, OCCURRED IN THE MY 2006 VEHICLE OVER THE COURSE OF 10,000 MILES AND 7 MONTHS OF OWNERSHIP. THE PETITIONER REPORTS THAT THE BRAKE SYSTEM IS EFFECTIVE AT OVERCOMING THE SURGE. HOWEVER, HE IS CONCERNED ABOUT REPORTS FILED WITH NHTSA ALLEGING UNCONTROLLEDSURGING IN MY 2002 TO 2006 CAMRY VEHICLES BRINGING THOSE VEHICLES TO A HIGH RATE OF SPEED (IN SOME CASES, PURPORTEDLY, WITH THE BRAKES APPLIED).AFTER REVIEW AND ANALYSIS OF THE AVAILABLE INFORMATION, ODI HAS NOT IDENTIFIED A VEHICLE-BASED DEFECT THAT WOULD HAVE PRODUCED THE ALLEGED ENGINE SURGE IN THE PETITIONER?S VEHICLE, NOR WAS IT ABLE TO WITNESS SUCH AN EVENT WHEN ROAD TESTING THE PETITIONER?S VEHICLE.EVALUATION OF A SUSPECT THROTTLE ACTUATOR REMOVED FROM THE PETITIONER?S VEHICLE DID NOT REVEAL A COMPONENT PROBLEM. WARRANTY AND PARTS SALES OF THE ACTUATOR ARE UNREMARKABLE.THESE DATA DO NOT SUPPORT THE EXISTENCE OF A WIDE-SPREAD DEFECT OR ONGOING CONCERN. THE FAULT DETECTION AND REACTION STRATEGY DESCRIBED IN TOYOTA?S TECHNICAL DOCUMENTS INDICATES THAT A LOSS OF THROTTLE CONTROL DUE TO A COMPONENT OR SYSTEM FAILURE WOULD BE DETECTED WITHIN A ONE SECOND PERIODAFTER WHICH ENGINE POWER WOULD BE LIMITED. THE PETITIONER?S MY 2006 VEHICLE BRAKE SYSTEM OVERCOMES FULL ENGINE POWER AT EASILY ACHIEVABLE BRAKE PEDAL FORCES. BASED ON THE ANALYSIS CONDUCTED, IT IS UNLIKELY THAT NHTSA WOULD ISSUE AN ORDER FOR THE NOTIFICATION AND REMEDY OF A SAFETY RELATED DEFECT AT THE CONCLUSION OF THE INVESTIGATION REQUESTED IN THE PETITION.CONSEQUENTLY, IN VIEW OF THE NEED TO ALLOCATE AND PRIORITIZE NHTSA?S LIMITED RESOURCES TO BEST ACCOMPLISH THE AGENCY?S SAFETY MISSION, THE PETITION IS DENIED.PLEASE SEE THE MARCH 9, 2007 FEDERAL REGISTER NOTICE FOR FURTHER DETAILS.
DP05002 · Vehicle Speed Control
Opened Aug 5, 2005 · Closed Jan 5, 2006
Status: closed (inferred from source dates) · Vehicle Speed Control
IN A LETTER DATED JULY 8, 2005, AND AFTER EXPERIENCING TWO INCIDENTS (AND ONE CRASH) WHERE HE ALLEGES HIS MODEL YEAR (MY) 2002 CAMRY ACCELERATED WITHOUT DRIVER INPUT, MR. JORDAN ZIPRIN PETITIONED THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION?S (NHTSA) OFFICE OF DEFECTS INVESTIGATION (ODI) TO COMMENCE A PROCEEDING TO DETERMINE THE EXISTENCE OF A DEFECT WITHIN THE ETC SYSTEM IN MY 2002 TO 2005 TOYOTA AND LEXUS VEHICLES, OR TO REOPEN A PRIOR INVESTIGATION PRELIMINARY EVALUATION (PE) 04-021.IN A LETTER DATED AUGUST 18, 2005, MR. ZIPRIN AMENDED HIS PETITION TO INCLUDE ALLEGATIONS OF INTERRELATED BRAKE AND ACCELERATION PROBLEMS THAT ALLEGEDLY RESULT IN INAPPROPRIATE AND UNCONTROLLABLE VEHICLE ACCELERATIONS.THE 1172 VEHICLE OWNER QUESTIONNAIRE REPORTS CITED BY THE PETITIONER INVOLVE 4 LEXUS AND 15 TOYOTA MODELS DEFINING A POPULATION OF 7 MILLION VEHICLES.THE REPORTS TYPICALLY ALLEGED A DEFECT IN THE BRAKE SYSTEM, THE THROTTLE CONTROL SYSTEM, OR A COMBINATION OF BOTH SYSTEMS.IN ITS REVIEW OF THE REPORTS, ODI A) FAILED TO FIND EVIDENCE TO SUPPORT THE EXISTENCE OF A BRAKE RELATED DEFECT IN THE CITED MODELS, AND B) DETERMINED THAT MANY CITED PRODUCTS WERE NOT EQUIPPED WITH ETC.ACCORDINGLY, ODI RESTRICTED ITS ANALYSIS TO THE 432 PETITIONER REPORTS INVOLVING MY 2002 TO 2005 CAMRY, SOLARA, AND ES MODELS (ALL EQUIPPED WITH ETC) THAT ALLEGED AN ABNORMAL THROTTLE CONTROL EVENT (SEE THE JANUARY 3, 2006 FEDERAL REGISTER NOTICE FOR FURTHER DETAILS).ABOUT 40% OF THE 432 REPORTS INVOLVE A DRIVEABILITY CONCERN WHERE THE OPERATOR INTENTIONALLY APPLIES THE THROTTLE PEDAL, IN EXPECTATION THAT THE VEHICLE WILL ACCELERATE, AND THEN EXPERIENCES A DELAY OR HESITATION IN VEHICLE RESPONSE.THESE REPORTS INVOLVE VEHICLE RESPONSE TO INTENTIONAL DRIVER COMMANDS WHICH ODI CONSIDERS UNRELATED TO THE ALLEGATIONS RAISED BY THE PETITIONER.THEREFORE, THE REPORTS DO NOT PROVIDE SUPPORT FOR THE INVESTIGATION REQUESTED.ABOUT 20% OF THE REPORTS INVOLVE INCIDENTS WHERE OPERATORS ALLEGE VEHICLE ACCELERATION WITHOUT DRIVER INPUT AND AN INABILITY OF THE BRAKE SYSTEM TO CONTROL THE VEHICLE WHEN APPLIED.NEITHER THE REPORTS, NOR THE INTERVIEWS CONDUCTED BY ODI, IDENTIFIED ANY VEHICLE-BASED CAUSE TO EXPLAIN THE INCIDENTS OR DISCLOSED EVIDENCE TO SUPPORT THAT A FAILURE OF THE BRAKE OR THROTTLE CONTROL SYSTEM HAD OCCURRED.BECAUSE THESE REPORTS DO NOT INDICATE A DISTINCT SAFETY DEFECT FOR INVESTIGATION, THE REPORTS DO NOT PROVIDE SUPPORT FOR THE INVESTIGATION REQUESTED BY THE PETITIONERTHE REMAINING REPORTS (~ 40%, SIMILAR TO THE PETITIONER?S AND THOSE OF PE04-021) TYPICALLY DESCRIBE INCIDENTS WHERE A VEHICLE IS BEING MANEUVERED AT SLOW SPEED IN A CLOSE QUARTER SITUATION AT WHICH POINT THE OPERATOR ALLEGES THAT THE VEHICLE ACCELERATES WITHOUT DRIVER INPUT AND CRASHES.IN THE AFTERMATH, OPERATORS ARE UNSURE OF WHETHER THE BRAKES WERE APPLIED OR NOT, SOMETIMES STATING THERE WAS INSUFFICIENT TIME TO USE THE BRAKE; A CRASH OCCURRED AND THE OPERATOR BELIEVES AN UNCOMMANDED ACCELERATION CAUSED IT.IN SPITE OF THE EFFORT EXPENDED DURING PE04-021 AND DURING THIS ANALYSIS, ODI HAS NOT IDENTIFIED ANY VEHICLE-BASED CAUSE TO EXPLAIN THE REPORTS, OR UNCOVERED ANY EVIDENCE TO INDICATE THAT A THROTTLE CONTROL SYSTEM FAILURE OCCURRED.THEREFORE, THE REPORTS HAVE AMBIGUOUS SIGNIFICANCE AND DO NOT CONSTITUTE A BASIS ON WHICH ANY FURTHER INVESTIGATIVE ACTION IS WARRANTED.BASED ON THE ANALYSIS CONDUCTED, IT IS UNLIKELY THAT THE NHTSA WOULD ISSUE AN ORDER FOR THE NOTIFICATION AND REMEDY OF A SAFETY RELATED DEFECT AT THE CONCLUSION OF THE INVESTIGATION REQUESTED IN THE PETITION.CONSEQUENTLY, IN VIEW OF THE NEED TO ALLOCATE AND PRIORITIZE NHTSA?S LIMITED RESOURCES T
PE04021 · Throttle Control System
Opened Mar 3, 2004 · Closed Jul 22, 2004
Status: closed (inferred from source dates) · Vehicle Speed Control
THE LEXUS MODELS WERE THE SUBJECT OF DEFECT PETITION (DP) 04-003.TWELVE ODI COMPLAINTS ARE DUPLICATIVE TO TOYOTA REPORTS, INCLUDING THE TWO MINOR CRASHES.THE V6 EQUIPPED SOLARA MODELS HAVE BEEN EXCLUDED BECAUSE THEY DO NOT CONTAIN THE SUBJECT THROTTLE CONTROL SYSTEM.TOYOTA INTRODUCED ELECTRONIC THROTTLE CONTROL (ETC) ON THE SUBJECT VEHICLES BEGINNING IN MODEL YEAR (MY) 2002.ODI OPENED THE INVESTIGATION TO DETERMINE IF THE SYSTEM COULD BE THE CAUSE OF COMPLAINTS ALLEGING THE ENGINE SPEED INCREASED, OR FAILED TO DECREASE, (FOR A SHORT DURATION) WHEN THE ACCELERATOR PEDAL WAS NOT DEPRESSED (THE ALLEGED DEFECT).DURING THE COURSE OF THE INVESTIGATION, ODI ANALYZED AGENCY DATA AND REVIEWED VEHICLE OWNER QUESTIONNAIRE (VOQ) REPORTS, CONDUCTED INTERVIEWS INVOLVING 113 VOQ AND 36 TOYOTA REPORTS, INSPECTED TWO COMPLAINANT VEHICLES, REVIEWED RELEVANT TOYOTA SERVICE AND NEW CAR FEATURE DOCUMENTATION, REVIEWED AND ANALYZED TOYOTA?S RESPONSES TO ODI?S INFORMATION REQUEST LETTER, CONDUCTED A LIMITED CONTROL PEDAL ASSESSMENT, AND ATTENDED A TOYOTA TECHNICAL PRESENTATION THAT INCLUDED THE ASSESSMENT OF TWO DEMONSTRATION VEHICLES.THROUGH INTERVIEWS, ODI IDENTIFIED 14 VOQ AND 6 TOYOTA REPORTS (20 UNIQUE VEHICLES) WHERE COMPLAINANTS REPORT MULTIPLE OCCURRENCES OF THE ALLEGED DEFECT.IN SOME CASES THE CONDITION WAS EXPERIENCED BY DIFFERENT VEHICLE OPERATORS OR WAS WITNESSED BY OTHER OCCUPANTS.ODI WAS UNABLE TO MAKE A DETERMINATION AS TO THE CAUSE OF 9 TOYOTA AND AN ADDITIONAL 37 VOQ REPORTS (WHICH DESCRIBE 28 UNIQUE INCIDENTS) DUE TO INSUFFICIENT INFORMATION.THE REMAINING COMPLAINANTS INTERVIEWED (62 VOQ, 21 TOYOTA) DESCRIBED CONDITIONS NOT CAUSED BY A FAILURE OF THE THROTTLE CONTROL SYSTEM AND WERE THUS CONSIDERED UNRELATED TO THE INVESTIGATION.NONE OF THE COMPLAINANTS INTERVIEWED REPORTED A COMPONENT FAILURE (OR OTHER INDICATOR OF A SYSTEM FAILURE) AS THE POTENTIAL CAUSE OF INCIDENTS RELEVANT TO THIS INVESTIGATION.IN MANY CASES, THE COMPLAINT VEHICLES WERE SUBSEQUENTLY INSPECTED BY DEALERSHIP OR MANUFACTURER REPRESENTATIVES WHO ALSO FAILED TO IDENTIFY A FAULT WITHIN THE VEHICLE.TOYOTA IDENTIFIED 43 RELATED WARRANTY CLAIMS, 24 OF WHICH WERE FOR DIAGNOSTIC PURPOSES ONLY (NO REPAIRS PERFORMED).ODI FOUND NOTHING ABNORMAL IN THE CONTROL PEDAL CONFIGURATION OF THE SUBJECT VEHICLES.A DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME AND FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.SEE THE ATTACHED SUMMARY FOR FURTHER DETAIL.