HVAC Switch FailuresClosed
This investigation was opened based on one complaint and reports from four transportation fleets alleging 182 blower motor control switch failures.ODI was concerned that these melting and burning switches could lead to an open flame that could spread throughout the vehicle.After a comprehensive review of all data related to overheating blower motor control switches in the subject vehicles, ODI did not identify the existence of a safety defect trend.ODI reviewed 1,036 complaints, claims, and field reports of failed blower motor control switches and determined that only two fires were likely to have been caused by a failing subject blower motor control switch.This represents a failure rate of 0.2 R/100K on a population of 1,076,975 vehicles that have been in service for up to 14 years.ODI has found that when the subject switches do fail and begin to melt, they are constructed in a manner…
EA10003 · opened Apr 13, 2010 · closed Mar 5, 2012HVAC Switch FailuresClosed
ODI has received 1 complaint and reports from 4 transportation fleets alleging 182 switch failures.Each fleet operates mini buses built on a Ford E350 or E450 cutaway chassis.The OEM HVAC blower switches have melted, smoked, burned or experienced open flame and become inoperable on vehicles in each fleet.Some drivers have reported a burning smell or smoke coming from the dash.One fleet reported a vehicle fire.No injuries were sustained.However, the bus was carrying special needs children when the driver noticed smoke coming from the dash.The driver was able to evacuate the children prior to the vehicle becoming engulfed in flames.This PE has been upgraded to an Engineering Analysis (EA) to determine if the blower motor switch failures create a situation where a vehicle fire is possible and presents a safety risk to the driver and other passengers.
PE09055 · opened Dec 7, 2009 · closed Apr 21, 2010SPARK PLUG EJECTION FROM CYLINDER HEADClosed
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…
DP05005 · opened Sep 22, 2005 · closed Jan 4, 2006ALLEGED BRAKE HOSE FAILURESClosed
FORD HAS RECEIVED NO OWNER REPORTS OF FAILURE, OTHER THAN THE FOUR ODI REPORTS THAT CAME FROM A SINGLE FLEET IN NEW YORK STATE.FORD ALSO REPORTS THAT IT HAS RECEIVED NO FIELD REPORTS AND DID NOT IDENTIFY ANY WARRANTY CLAIMS ALLEGING THE SUBJECT PROBLEM.FORD ESTIMATES THAT THE 86,910 SUBJECT VEHICLES (THAT HAVE OVER 6 YEARS EXPOSURE), HAVE ACCUMULATED OVER SIX BILLION MILES OF SERVICE AND THAT THE VIRTUAL LACK OF REPORTS INDICATES THAT THERE IS NO DEFECT TREND.BASED ON FORD'S DATA, A SAFETY RELATED DEFECT TREND DOES NOT APPEAR TO EXIST AT THIS TIME AND FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION ON THE SUBJECT VEHICLES IF WARRANTED BY THE CIRCUMSTANCES.ODI WILL CONTINUE TO MONITOR FIELD REPORTS FOR THIS…
PE02070 · opened Oct 1, 2002 · closed Jan 9, 2003