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1997 Ford F Series (Light)

Owner reports · Recalls · Investigations

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What owners reported most

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When problems were reported

Mileage at the reported incident

Limited mileage data: 14 of 15 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Engine And Engine Cooling. Review the 5 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel System, Gasoline. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports2 fire reports0 injury reports

What owners actually said

15 reports
147,000 miles · May 26, 2005
Vehicle Speed ControlFire

MY 1997 FORD F-150 TRUCK WAS PARKED IN THE DRIVE WAY IN FRONT OF MY HOUSE.THE KEYS WERE NOT IN THE VEHICLE, AND NO LIGHTS WERE ON. I STEPED OUT THE FRONT DOOR OF MY HOUSE, AND SMELLED SOMETHING BURNING. I LOOKED OVER AT MY TRUCK, AND SAW FLAMES IN THE LEFT FRONT WHEEL WELL, AND SMOKE COMING OUT OF THE HOOD SIDE AND BACK EDGES. …

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MY 1997 FORD F-150 TRUCK WAS PARKED IN THE DRIVE WAY IN FRONT OF MY HOUSE.THE KEYS WERE NOT IN THE VEHICLE, AND NO LIGHTS WERE ON. I STEPED OUT THE FRONT DOOR OF MY HOUSE, AND SMELLED SOMETHING BURNING. I LOOKED OVER AT MY TRUCK, AND SAW FLAMES IN THE LEFT FRONT WHEEL WELL, AND SMOKE COMING OUT OF THE HOOD SIDE AND BACK EDGES. I GOT THE FIRE EXTENGUISHER FROM THE HOUSE, SHOT UP IN THE WHEEL WELL, THEN OPENED THE HOOD AND PUT OUT THE REST OF THE FIRE. THE FIRE SEEMED TO START IN THE BRAKE MASTER CYLINDER AREA, AND I BELIEVE AS A RESULT OF A DEFECT IN THE CRUISE CONTROL DEACTIVATION SWITCH. THE MASTER CYLINDER IS DESTROYED,AN EVAPORATIVE EMMISSION CONTROL VALVE AND SOLENOID ARE DESTROYED, AND SOME WIRING HARNESSES HAVE BEEN BURNT.THE REAR ANTI LOCK BRAKE CONTROL VALVE IS DAMAGED. THE LEFT COWL COVER AND HOOD SEAL MELTED, AS DID THE LEFT INNER WHEEL WELL.I HAVE NOT REPAIRED THE TRUCK AT THIS TIME.

NHTSA ODI #10122263

92,303 miles · May 19, 2005
Structure

DOOR HAS CRACKED DRIVERS SIDE BOTTOM CORNER OF WIDOW MOLDING

NHTSA ODI #10121620

100,500 miles · Jun 20, 2004
Engine And Engine Cooling

I HAD JUST ARRIVED BACK IN LAKELAND FL FROM A TRIP TO THE EAST COAST. I STOPPED AT A STORE TO BUY A FEW THINGS AND WHEN I CAME OUT AND STARTED MY 5.4 LITER F- 250 LIGHT DUTY TRUCK IT BLEW A SPARK PLUG ON THE PASSENGER SIDE. IT WAS THE SECOND PLUG FROM THE REAR. MY TRUCK IS A 1997 FORD WITH 100500 APPROXIMATELY MILES ON IT. I HAD…

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I HAD JUST ARRIVED BACK IN LAKELAND FL FROM A TRIP TO THE EAST COAST. I STOPPED AT A STORE TO BUY A FEW THINGS AND WHEN I CAME OUT AND STARTED MY 5.4 LITER F- 250 LIGHT DUTY TRUCK IT BLEW A SPARK PLUG ON THE PASSENGER SIDE. IT WAS THE SECOND PLUG FROM THE REAR. MY TRUCK IS A 1997 FORD WITH 100500 APPROXIMATELY MILES ON IT. I HAD IT TOWED TO THE FORD DEALERSHIP THAT I BOUGHT IT FROM FOR REPAIR. THE SERVICE MANAGER SAID HE HAD NEVER HEARD OF TRITON ENGINES BLOWING SPARK PLUGS. I HAPPENED TO KNOW A PERSON THAT WORKED IN THE SERVICE DEPARTMENT AND ACCORDING TO THAT INDIVIDUAL IT WAS A COMMON PROBLEM NORMALLY REQUIRING A NEW HEAD AT A COST OF AROUND $3000 BUT SOME COULD BE REPAIRED BY LNSTALLING A NEW PLUG IF I WAS LUCKY. HOWEVER FORD WOULD NOT GUARANTEE THE INSTALLATION OF A NEW PLUG REPAIR. UPON GOING ONLINE I FOUND OUT THAT ALOT OF OTHER PEOPLE ARE HAVEING THE SAME PROBLEM AND FORD IS DONING LITTLE OR NOTHING ABOUT IT. I FOUND THAT PRIOR TO THE PLUG BLOWING MOST PEOPLE WERE HEARING A KNOCKING NOISE ON A COLD START. I HAD HEARD THAT THE WEEK PRIOR TO MY PLUG BLOWING. AFTER THE REPAIR THE NOISE WAS GONE FOR ABOUT 4 DAYS. WE HAD A COLD FRONT COME THRU AND WHEN I STARTED MY TRUCK THAT MORNING THE NOISE WAS BACK AND MUCH WORSE. I TRADED MY TRUCK AS A RESULT. NO OLD PARTS WERE AVAILABLE. THEY DISCARDED THEM. THEY ALSO ASSURED ME THAT THEY HAD RETORQUED ALL THE PLUGS. I HAD HAD ALL THE PLUGS REPLACED AT APPROX. 80,000 MILES BY A FORD DEALER. BIGSERT MAKES A KIT FOR INSTALLING AN INSERT IN TRITON ENGINES. IT COMES COMPLETE WITH ALL THE SPECIAL TOOLS REQUIRED TO DO THE JOB. IF THERE IS NOT A DEMAND FOR SUCH A KIT COMPANIES WONT GO TH THE EXPENSE OF DISIGNING SUCH A KIT. *AK

NHTSA ODI #10078508

12,000 miles · Mar 10, 2004
Electrical System

COMPUTER CONTINUES TO GIVE ACODE OF MISFIRE ON NUM 5 CYLINDER. TOOK TO 3 FORD DEALERSHIPS; ALL THEY DID WAS INSTALL NEW SPARK PLUG, PROBLEM PERSISTS. BEEN INVESTIGATING AND TRYING DIFFERENT INDEPNDENT SHOP FO REPAIR *AK

NHTSA ODI #10060906

87,000 miles · Jul 22, 2003
Suspension

I RECENTLY EXPERIENCED A PROBLEM WITH MY 1997 F150 4X4 EXTENDED CAB PICKUP. THE MIDDLE, RIGHT REAR LEAF SPRING BROKE AND WAS EJECTED WITH GREAT FORCE FROM UNDER THE TRUCK. I AM THE ORIGINAL OWNER, AND I REMEMBER RECEIVING A RECALL NOTICE FROM FORD IN AUGUST 1998 DETAILING THIS PROBLEM. I TOOK MY TRUCK TO MY LOCAL FORD DEALER, …

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I RECENTLY EXPERIENCED A PROBLEM WITH MY 1997 F150 4X4 EXTENDED CAB PICKUP. THE MIDDLE, RIGHT REAR LEAF SPRING BROKE AND WAS EJECTED WITH GREAT FORCE FROM UNDER THE TRUCK. I AM THE ORIGINAL OWNER, AND I REMEMBER RECEIVING A RECALL NOTICE FROM FORD IN AUGUST 1998 DETAILING THIS PROBLEM. I TOOK MY TRUCK TO MY LOCAL FORD DEALER, EARNHARDT FORD, ON OCTOBER 10, 1998, AND THE DEALER INSTALLED CLIPS ON THE FRONT PORTION OF BOTH SPRINGS. I RETRIEVED THE EJECTED PIECE OF THE BROKEN SPRING FROM THE SIDE OF THE ROAD, AND I NOTICED THAT THE BREAK WAS RUSTY. THE TRUCK HAS BEEN IN ARIZONA OR NEVADA SINCE NEW, SO TO ME THIS INDICATES THAT THE SPRING PROBABLY HAD BEEN BROKEN FOR SOME TIME. ALSO JUST PRIOR TO THE SPRING EJECTING, I HAD BEEN INVOLVED A VERY MINOR REAR END COLLISION (THE CAR THAT HIT ME ONLY BROKE MY HITCH COVER). I THEORIZE THAT SOMEHOW THE FORCE OF THE CAR HITTING THE BACK OF MY TRUCK MUST HAVE REPOSITIONED THE BROKEN SPRING IN SUCH A WAY THAT PLACED STRESS ON THE FRONT RETAINING CLIP SHEARING IT AND ALLOWING THE SPRING TO BE EJECTED. I USE MY TRUCK FOR COMMUTING WHICH IS HARDLY SEVERE DUTY USE. LEAF SPRINGS SHOULD NOT FAIL AFTER ONLY 87K MILES, AND IF THEY DO BREAK, THEY SHOULDNT EJECT. FORTUNATELY, I WAS IN THE RIGHT-HAND LANE AND THE SPRING EJECTED INTO A VACANT DIRT LOT SO NO ONE WAS HURT AND NO PROPERTY WAS DAMAGED. I HAD BOTH REAR LEAF SPRINGS REPLACED AT GAUDIN FORD, IN LAS VEGAS ON APRIL 25, 2003. I ASKED THE DEALER IF FORD WOULD COVER THE COST OF THE REPAIR. THEIR ANSWER WAS NO. I BELIEVE THAT FORD SHOULD STEP UP AND COVER THE COST OF MY REPAIR. THIS WAS NOT AN INEXPENSIVE FIX. WHAT HAPPEN TO ME IS EXACTLY WHAT FORD WARNED AGAINST THEIR AUGUST 1998 RECALL LETTER. REAR LEAF SPRINGS SHOULD NOT FAIL AFTER ONLY 87K MILES OF NORMAL USE, AND FACT THAT THE MIDDLE SPRING WAS EJECTED SHOWS THERE IS STILL A SAFETY ISSUE. I STILL HAVE THE PART OF BROKEN SPRING THAT I RETRIEVED FROM THE LOT.

NHTSA ODI #10028823

Official recalls

0

No recalls in this snapshot.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

1

DP05005 · Spark Plug Ejection From Cylinder Head

Opened Sep 22, 2005 · Closed Jan 4, 2006

Status: closed (inferred from source dates) · Engine And Engine Cooling; Engine And Engine Cooling:engine; Engine And Engine Cooling:engine:gasoline

ON SEPTEMBER 6, 2005, ODI RECEIVED A PETITION REQUESTING THAT THE AGENCY INVESTIGATE ALLEGATIONS OF ENGINE SPARK PLUG EJECTION IN CERTAIN MODEL YEAR 1997 THROUGH 2004 FORD VEHICLES WITH TRITON V-8 AND V-10 ENGINES.ODI RECEIVED A TOTAL OF 474 NON-DUPLICATIVE COMPLAINTS ON THE SUBJECT VEHICLES WHERE THE COMPLAINANT, OR THE DEALER REPAIRING THE VEHICLE, REPORTED THAT A SPARK PLUG DETACHED FROM THE CYLINDER AND/OR EJECTED FROM THE ENGINE.AS OF DECEMBER 8, 2005, ODI IS NOT AWARE OF ANY ALLEGATIONS WHERE THE ALLEGED DEFECT RESULTED IN A LOSS OF VEHICLE CONTROL, A CRASH, AN INJURY, OR A FATALITY IN ANY OF THE 10,319,810 SUBJECT VEHICLES.IN ADDITION, ODI IS AWARE OF ONLY TWO INCIDENTS WHERE THE VEHICLE STALLED WITHOUT RESTART.INFORMATION CONTAINED IN THE ODI CONSUMER COMPLAINTS AND OBTAINED FROM 72 TELEPHONE INTERVIEWS WITH COMPLAINANTS SHOWED THE FOLLOWING:(1) 99% OF THE COMPLAINTS WERE ON MY 1997 TO 2002 SUBJECT VEHICLES.(2) MOST THE COMPLAINANTS REPORTED HEARING A LOUD POP WHILE DRIVING OR UPON STARTING UP THE VEHICLE FOLLOWED BY A LOUD, REPETITIVE CLICKING OR POPPING SOUND.(3) MANY OF THE COMPLAINANTS REPORTED THAT THE POPPING SOUND WAS ACCOMPANIED BY SOME LOSS OF VEHICLE POWER; HOWEVER, IN 99% OF THE INCIDENTS REPORTED, THE VEHICLE DID NOT STALL.IN THE VERY FEW INCIDENTS WHERE THE VEHICLE DID STALL, MOST VEHICLES COULD BE RESTARTED.(4) ONLY A SMALL PERCENTAGE OF THE COMPLAINANTS CITED THAT THEY SMELLED GAS OR A SLIGHT BURNING SMELL WHEN THE INCIDENT OCCURRED.(5) IN ALL BUT A VERY FEW INCIDENTS, VEHICLE DAMAGE WAS LIMITED TO THE ENGINE.IN ONE INCIDENT, THE COMPLAINT REPORTED THAT THE FUEL RAIL WAS DAMAGED AND REPLACED AFTER ONE OF THE SPARK PLUGS EJECTED FROM THE ENGINE; HOWEVER, THE COMPLAINANT REPORTED THAT THE DAMAGE DID NOT RESULT IN ANY TYPE OF FUEL LEAK OR FIRE.IN ANOTHER INCIDENT, THE ONLY INCIDENT WHERE A FIRE WAS ALLEGED, THE COMPLAINANT REPORTED THAT NO FLUID LEAK WAS OBSERVED, BUT THAT A FIRE RESULTED AFTER THE SPARK PLUG HAD EJECTED FROM THE ENGINE AND HE HAD RESTARTED THE VEHICLE AND DRIVEN TO ANOTHER LOCATION.NONE OF THE COMPLAINANTS REPORTED ANY DAMAGE TO THE VEHICLE HOOD.(6) ONLY TWO COMPLAINANTS REPORTED THAT THEY OBSERVED WHAT APPEARED TO BE SOME DROPS OF FUEL COMING FROM THE CYLINDER WHERE THE SPARK PLUG HAD FAILED OR ON THE SPARK PLUG ITSELF; HOWEVER, EACH OF THESE COMPLAINANTS REPORTED THAT THERE WAS NO SMOKE OR FLAMES AS A RESULT OF HIS INCIDENT.AS THE PETITIONER NOTED, AND ODI?S ANALYSIS SHOWED, IT IS POSSIBLE FOR A SPARK PLUG TO DETACH FROM THE ENGINE CYLINDER THREADS IN THE SUBJECT VEHICLES.HOWEVER, ODI?S ANALYSIS OF 474 COMPLAINTS DESCRIBING SUCH INCIDENTS FOUND ONLY A VERY FEW ALLEGED ANY SAFETY-RELATED CONSEQUENCES.NONE OF THESE SHOWED ANY EVIDENCE OF A SERIOUS SAFETY CONSEQUENCE.GIVEN THE LARGE POPULATION AND RELATIVELY LONG EXPOSURE TIME OF THE SUBJECT VEHICLES, THE COMPLAINT ANALYSIS INDICATES THAT THE RISK TO MOTOR VEHICLE SAFETY FROM THE ALLEGED DEFECT IS VERY LOW.IN VIEW OF THE FOREGOING, IT IS UNLIKELY THAT NHTSA WOULD ISSUE AN ORDER FOR THE NOTIFICATION AND REMEDY OF THE ALLEGED DEFECT AT THE CONCLUSION OF THE INVESTIGATION REQUESTED IN THE PETITION.THEREFORE, 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.

Additional source detail variants (3)

Engine And Engine Cooling:engine

ON SEPTEMBER 6, 2005, ODI RECEIVED A PETITION REQUESTING THAT THE AGENCY INVESTIGATE ALLEGATIONS OF ENGINE SPARK PLUG EJECTION IN CERTAIN MODEL YEAR 1997 THROUGH 2004 FORD VEHICLES WITH TRITON V-8 AND V-10 ENGINES.ODI RECEIVED A TOTAL OF 474 NON-DUPLICATIVE COMPLAINTS ON THE SUBJECT VEHICLES WHERE THE COMPLAINANT, OR THE DEALER REPAIRING THE VEHICLE, REPORTED THAT A SPARK PLUG DETACHED FROM THE CYLINDER AND/OR EJECTED FROM THE ENGINE.AS OF DECEMBER 8, 2005, ODI IS NOT AWARE OF ANY ALLEGATIONS WHERE THE ALLEGED DEFECT RESULTED IN A LOSS OF VEHICLE CONTROL, A CRASH, AN INJURY, OR A FATALITY IN ANY OF THE 10,319,810 SUBJECT VEHICLES.IN ADDITION, ODI IS AWARE OF ONLY TWO INCIDENTS WHERE THE VEHICLE STALLED WITHOUT RESTART.INFORMATION CONTAINED IN THE ODI CONSUMER COMPLAINTS AND OBTAINED FROM 72 TELEPHONE INTERVIEWS WITH COMPLAINANTS SHOWED THE FOLLOWING:(1) 99% OF THE COMPLAINTS WERE ON MY 1997 TO 2002 SUBJECT VEHICLES.(2) MOST THE COMPLAINANTS REPORTED HEARING A LOUD POP WHILE DRIVING OR UPON STARTING UP THE VEHICLE FOLLOWED BY A LOUD, REPETITIVE CLICKING OR POPPING SOUND.(3) MANY OF THE COMPLAINANTS REPORTED THAT THE POPPING SOUND WAS ACCOMPANIED BY SOME LOSS OF VEHICLE POWER; HOWEVER, IN 99% OF THE INCIDENTS REPORTED, THE VEHICLE DID NOT STALL.IN THE VERY FEW INCIDENTS WHERE THE VEHICLE DID STALL, MOST VEHICLES COULD BE RESTARTED.(4) ONLY A SMALL PERCENTAGE OF THE COMPLAINANTS CITED THAT THEY SMELLED GAS OR A SLIGHT BURNING SMELL WHEN THE INCIDENT OCCURRED.(5) IN ALL BUT A VERY FEW INCIDENTS, VEHICLE DAMAGE WAS LIMITED TO THE ENGINE.IN ONE INCIDENT, THE COMPLAINT REPORTED THAT THE FUEL RAIL WAS DAMAGED AND REPLACED AFTER ONE OF THE SPARK PLUGS EJECTED FROM THE ENGINE; HOWEVER, THE COMPLAINANT REPORTED THAT THE DAMAGE DID NOT RESULT IN ANY TYPE OF FUEL LEAK OR FIRE.IN ANOTHER INCIDENT, THE ONLY INCIDENT WHERE A FIRE WAS ALLEGED, THE COMPLAINANT REPORTED THAT NO FLUID LEAK WAS OBSERVED, BUT THAT A FIRE RESULTED AFTER THE SPARK PLUG HAD EJECTED FROM THE ENGINE AND HE HAD RESTARTED THE VEHICLE AND DRIVEN TO ANOTHER LOCATION.NONE OF THE COMPLAINANTS REPORTED ANY DAMAGE TO THE VEHICLE HOOD.(6) ONLY TWO COMPLAINANTS REPORTED THAT THEY OBSERVED WHAT APPEARED TO BE SOME DROPS OF FUEL COMING FROM THE CYLINDER WHERE THE SPARK PLUG HAD FAILED OR ON THE SPARK PLUG ITSELF; HOWEVER, EACH OF THESE COMPLAINANTS REPORTED THAT THERE WAS NO SMOKE OR FLAMES AS A RESULT OF HIS INCIDENT.AS THE PETITIONER NOTED, AND ODI?S ANALYSIS SHOWED, IT IS POSSIBLE FOR A SPARK PLUG TO DETACH FROM THE ENGINE CYLINDER THREADS IN THE SUBJECT VEHICLES.HOWEVER, ODI?S ANALYSIS OF 474 COMPLAINTS DESCRIBING SUCH INCIDENTS FOUND ONLY A VERY FEW ALLEGED ANY SAFETY-RELATED CONSEQUENCES.NONE OF THESE SHOWED ANY EVIDENCE OF A SERIOUS SAFETY CONSEQUENCE.GIVEN THE LARGE POPULATION AND RELATIVELY LONG EXPOSURE TIME OF THE SUBJECT VEHICLES, THE COMPLAINT ANALYSIS INDICATES THAT THE RISK TO MOTOR VEHICLE SAFETY FROM THE ALLEGED DEFECT IS VERY LOW.IN VIEW OF THE FOREGOING, IT IS UNLIKELY THAT NHTSA WOULD ISSUE AN ORDER FOR THE NOTIFICATION AND REMEDY OF THE ALLEGED DEFECT AT THE CONCLUSION OF THE INVESTIGATION REQUESTED IN THE PETITION.THEREFORE, 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.

Engine And Engine Cooling:engine:gasoline

ON SEPTEMBER 6, 2005, ODI RECEIVED A PETITION REQUESTING THAT THE AGENCY INVESTIGATE ALLEGATIONS OF ENGINE SPARK PLUG EJECTION IN CERTAIN MODEL YEAR 1997 THROUGH 2004 FORD VEHICLES WITH TRITON V-8 AND V-10 ENGINES.ODI RECEIVED A TOTAL OF 474 NON-DUPLICATIVE COMPLAINTS ON THE SUBJECT VEHICLES WHERE THE COMPLAINANT, OR THE DEALER REPAIRING THE VEHICLE, REPORTED THAT A SPARK PLUG DETACHED FROM THE CYLINDER AND/OR EJECTED FROM THE ENGINE.AS OF DECEMBER 8, 2005, ODI IS NOT AWARE OF ANY ALLEGATIONS WHERE THE ALLEGED DEFECT RESULTED IN A LOSS OF VEHICLE CONTROL, A CRASH, AN INJURY, OR A FATALITY IN ANY OF THE 10,319,810 SUBJECT VEHICLES.IN ADDITION, ODI IS AWARE OF ONLY TWO INCIDENTS WHERE THE VEHICLE STALLED WITHOUT RESTART.INFORMATION CONTAINED IN THE ODI CONSUMER COMPLAINTS AND OBTAINED FROM 72 TELEPHONE INTERVIEWS WITH COMPLAINANTS SHOWED THE FOLLOWING:(1) 99% OF THE COMPLAINTS WERE ON MY 1997 TO 2002 SUBJECT VEHICLES.(2) MOST THE COMPLAINANTS REPORTED HEARING A LOUD POP WHILE DRIVING OR UPON STARTING UP THE VEHICLE FOLLOWED BY A LOUD, REPETITIVE CLICKING OR POPPING SOUND.(3) MANY OF THE COMPLAINANTS REPORTED THAT THE POPPING SOUND WAS ACCOMPANIED BY SOME LOSS OF VEHICLE POWER; HOWEVER, IN 99% OF THE INCIDENTS REPORTED, THE VEHICLE DID NOT STALL.IN THE VERY FEW INCIDENTS WHERE THE VEHICLE DID STALL, MOST VEHICLES COULD BE RESTARTED.(4) ONLY A SMALL PERCENTAGE OF THE COMPLAINANTS CITED THAT THEY SMELLED GAS OR A SLIGHT BURNING SMELL WHEN THE INCIDENT OCCURRED.(5) IN ALL BUT A VERY FEW INCIDENTS, VEHICLE DAMAGE WAS LIMITED TO THE ENGINE.IN ONE INCIDENT, THE COMPLAINT REPORTED THAT THE FUEL RAIL WAS DAMAGED AND REPLACED AFTER ONE OF THE SPARK PLUGS EJECTED FROM THE ENGINE; HOWEVER, THE COMPLAINANT REPORTED THAT THE DAMAGE DID NOT RESULT IN ANY TYPE OF FUEL LEAK OR FIRE.IN ANOTHER INCIDENT, THE ONLY INCIDENT WHERE A FIRE WAS ALLEGED, THE COMPLAINANT REPORTED THAT NO FLUID LEAK WAS OBSERVED, BUT THAT A FIRE RESULTED AFTER THE SPARK PLUG HAD EJECTED FROM THE ENGINE AND HE HAD RESTARTED THE VEHICLE AND DRIVEN TO ANOTHER LOCATION.NONE OF THE COMPLAINANTS REPORTED ANY DAMAGE TO THE VEHICLE HOOD.(6) ONLY TWO COMPLAINANTS REPORTED THAT THEY OBSERVED WHAT APPEARED TO BE SOME DROPS OF FUEL COMING FROM THE CYLINDER WHERE THE SPARK PLUG HAD FAILED OR ON THE SPARK PLUG ITSELF; HOWEVER, EACH OF THESE COMPLAINANTS REPORTED THAT THERE WAS NO SMOKE OR FLAMES AS A RESULT OF HIS INCIDENT.AS THE PETITIONER NOTED, AND ODI?S ANALYSIS SHOWED, IT IS POSSIBLE FOR A SPARK PLUG TO DETACH FROM THE ENGINE CYLINDER THREADS IN THE SUBJECT VEHICLES.HOWEVER, ODI?S ANALYSIS OF 474 COMPLAINTS DESCRIBING SUCH INCIDENTS FOUND ONLY A VERY FEW ALLEGED ANY SAFETY-RELATED CONSEQUENCES.NONE OF THESE SHOWED ANY EVIDENCE OF A SERIOUS SAFETY CONSEQUENCE.GIVEN THE LARGE POPULATION AND RELATIVELY LONG EXPOSURE TIME OF THE SUBJECT VEHICLES, THE COMPLAINT ANALYSIS INDICATES THAT THE RISK TO MOTOR VEHICLE SAFETY FROM THE ALLEGED DEFECT IS VERY LOW.IN VIEW OF THE FOREGOING, IT IS UNLIKELY THAT NHTSA WOULD ISSUE AN ORDER FOR THE NOTIFICATION AND REMEDY OF THE ALLEGED DEFECT AT THE CONCLUSION OF THE INVESTIGATION REQUESTED IN THE PETITION.THEREFORE, 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.

Engine And Engine Cooling

ON SEPTEMBER 6, 2005, ODI RECEIVED A PETITION REQUESTING THAT THE AGENCY INVESTIGATE ALLEGATIONS OF ENGINE SPARK PLUG EJECTION IN CERTAIN MODEL YEAR 1997 THROUGH 2004 FORD VEHICLES WITH TRITON V-8 AND V-10 ENGINES.ODI RECEIVED A TOTAL OF 474 NON-DUPLICATIVE COMPLAINTS ON THE SUBJECT VEHICLES WHERE THE COMPLAINANT, OR THE DEALER REPAIRING THE VEHICLE, REPORTED THAT A SPARK PLUG DETACHED FROM THE CYLINDER AND/OR EJECTED FROM THE ENGINE.AS OF DECEMBER 8, 2005, ODI IS NOT AWARE OF ANY ALLEGATIONS WHERE THE ALLEGED DEFECT RESULTED IN A LOSS OF VEHICLE CONTROL, A CRASH, AN INJURY, OR A FATALITY IN ANY OF THE 10,319,810 SUBJECT VEHICLES.IN ADDITION, ODI IS AWARE OF ONLY TWO INCIDENTS WHERE THE VEHICLE STALLED WITHOUT RESTART.INFORMATION CONTAINED IN THE ODI CONSUMER COMPLAINTS AND OBTAINED FROM 72 TELEPHONE INTERVIEWS WITH COMPLAINANTS SHOWED THE FOLLOWING:(1) 99% OF THE COMPLAINTS WERE ON MY 1997 TO 2002 SUBJECT VEHICLES.(2) MOST THE COMPLAINANTS REPORTED HEARING A LOUD POP WHILE DRIVING OR UPON STARTING UP THE VEHICLE FOLLOWED BY A LOUD, REPETITIVE CLICKING OR POPPING SOUND.(3) MANY OF THE COMPLAINANTS REPORTED THAT THE POPPING SOUND WAS ACCOMPANIED BY SOME LOSS OF VEHICLE POWER; HOWEVER, IN 99% OF THE INCIDENTS REPORTED, THE VEHICLE DID NOT STALL.IN THE VERY FEW INCIDENTS WHERE THE VEHICLE DID STALL, MOST VEHICLES COULD BE RESTARTED.(4) ONLY A SMALL PERCENTAGE OF THE COMPLAINANTS CITED THAT THEY SMELLED GAS OR A SLIGHT BURNING SMELL WHEN THE INCIDENT OCCURRED.(5) IN ALL BUT A VERY FEW INCIDENTS, VEHICLE DAMAGE WAS LIMITED TO THE ENGINE.IN ONE INCIDENT, THE COMPLAINT REPORTED THAT THE FUEL RAIL WAS DAMAGED AND REPLACED AFTER ONE OF THE SPARK PLUGS EJECTED FROM THE ENGINE; HOWEVER, THE COMPLAINANT REPORTED THAT THE DAMAGE DID NOT RESULT IN ANY TYPE OF FUEL LEAK OR FIRE.IN ANOTHER INCIDENT, THE ONLY INCIDENT WHERE A FIRE WAS ALLEGED, THE COMPLAINANT REPORTED THAT NO FLUID LEAK WAS OBSERVED, BUT THAT A FIRE RESULTED AFTER THE SPARK PLUG HAD EJECTED FROM THE ENGINE AND HE HAD RESTARTED THE VEHICLE AND DRIVEN TO ANOTHER LOCATION.NONE OF THE COMPLAINANTS REPORTED ANY DAMAGE TO THE VEHICLE HOOD.(6) ONLY TWO COMPLAINANTS REPORTED THAT THEY OBSERVED WHAT APPEARED TO BE SOME DROPS OF FUEL COMING FROM THE CYLINDER WHERE THE SPARK PLUG HAD FAILED OR ON THE SPARK PLUG ITSELF; HOWEVER, EACH OF THESE COMPLAINANTS REPORTED THAT THERE WAS NO SMOKE OR FLAMES AS A RESULT OF HIS INCIDENT.AS THE PETITIONER NOTED, AND ODI?S ANALYSIS SHOWED, IT IS POSSIBLE FOR A SPARK PLUG TO DETACH FROM THE ENGINE CYLINDER THREADS IN THE SUBJECT VEHICLES.HOWEVER, ODI?S ANALYSIS OF 474 COMPLAINTS DESCRIBING SUCH INCIDENTS FOUND ONLY A VERY FEW ALLEGED ANY SAFETY-RELATED CONSEQUENCES.NONE OF THESE SHOWED ANY EVIDENCE OF A SERIOUS SAFETY CONSEQUENCE.GIVEN THE LARGE POPULATION AND RELATIVELY LONG EXPOSURE TIME OF THE SUBJECT VEHICLES, THE COMPLAINT ANALYSIS INDICATES THAT THE RISK TO MOTOR VEHICLE SAFETY FROM THE ALLEGED DEFECT IS VERY LOW.IN VIEW OF THE FOREGOING, IT IS UNLIKELY THAT NHTSA WOULD ISSUE AN ORDER FOR THE NOTIFICATION AND REMEDY OF THE ALLEGED DEFECT AT THE CONCLUSION OF THE INVESTIGATION REQUESTED IN THE PETITION.THEREFORE, 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.