Problems · by component
2001 Ford Explorer engine and engine cooling problems
72 owner complaints to NHTSA about the 2001 Ford Explorer cite engine and engine cooling, 10% of all 730 complaints for this model year.
Complaints
72
10% of all complaints
Crashes
3
Reported by owners
Fires
7
Reported by owners
Injuries
4
Reported by owners
What owners say about the engine and engine cooling
Verbatim from NHTSA complaints, newest first
“I WAS SITTING IN A RESTAURANT DRIVE THRU WHEN THE CAR TURNED OFF. I TURNED THE CAR BACK ON & INCHED A BIT FORWARD IN LINE. MOMENTS AFTER THAT WHILE IN DRIVE, BUT NOT MOVING, I HEARD A LOUD POP. AFTER THAT, I SAW FLAMES SHOOTING TOWARDS THE FRONT WINDSHIELD COMING FROM UNDER THE HOOD ON MY SIDE. I PUT THE CAR IN PARK, TURNED OFF THE CAR AND TOOK THE KEY OUT OF THE IGNITION AND FLED. THE RESTAURANT WORKERS CAME TO MY AID AND PUT THE FIRE OUT BEFORE IT SPREAD. WHEN I WENT BACK TO SAY THANK YOU, THEY TOLD ME THAT THEY HEARD A SECOND POP BEFORE THEY PUT OUT THE FIRE. I HAVE REPORTED THIS TO FORD HEADQUARTERS. THEY CHECKED MY VIN AND TOLD ME THAT THE VEHICLE WAS UNDER RECALL FOR A DEFECT THAT CAUSES FIRES. I TOOK THE CAR TO A FORD DEALERSHIP A COUPLE MONTHS PRIOR TO THIS INCIDENT AND THEY DID NOT TELL ME ANYTHING ABOUT A RECALL ON THE CAR. ALSO, THE CAR OIL WAS LAST CHANGED 3/5/2015 AND WAS BELOW THE MILEAGE FOR ANOTHER OIL CHANGE, SO I AM SO CONFUSED AS TO WHY THIS HAPPENED. *TR”
“CPSC#I12A0111A. 2001 FORD EXPLORER. CONSUMER STATED THAT A DAY AFTER SHE BROUGHT THE CAR IT BROKE DOWN. *LN THE CONSUMER STATED THERE WAS A PROBLEM WITH THE ENGINE, AS WELL AS A HOLE IN GAS TANK, WHICH HAD RUSTED OUT, THE BEARINGS NEEDED TO BE REPLACED, THE TIRE WERE DRY ROTTED, AS THEY KEPT GOING FLAT, THE DRIVER'S DOOR DID NOT LOCK, THE REAR DOORS DID NOT OPEN FROM THE INSIDE, THE REAR DRIVER'S DOOR DID NOT OPEN AT ALL, THE OUTSIDE HANDLE WAS BROKE, THE REAR HATCH WOULD NOT CLOSE, AND MOST OF THE TIME IT HAD TO BE SLAMMED SHUT.”
“THE RISING PRICE OF GAS DISCOURAGED ME FROM USING MY SPORT TRAC (ST) OFTEN, SO IT WAS GARAGED DURING THE WORK WEEK. ON THE WEEKENDS, I USUALLY DROVE THE ST TO RUN ERRANDS AROUND TOWN. ON JAN 28, 2012, I DROVE LESS THAN A MILE WHEN MY ST BEGAN LOSING THROTTLE RESPONSE AND AN UNFAMILIAR CLATTERING CAN BE HEARD GENERATED IN THE ENGINE BAY. I QUICKLY REALIZED THAT THIS WAS NOT NORMAL, SO I PROCEEDED TO PULL OVER. I THEN TOOK THE TRUCK TO A MECHANIC NEAR MY LOCATION. THE MECHANIC AFTER EXTENSIVE DIAGNOSIS DETERMINED THAT THE TIMING CHAIN TENSIONER HAD FAILED, ALONG WITH TIMING CHAIN GUIDES WHICH SHATTERED INTO MULTIPLE PIECES (PHOTOS AVAILABLE). THE TIMING CHAIN AND ITS COMPONENTS ARE SUPPOSE TO LAST FOR A LIFETIME OF THE VEHICLE, AND HENCE FORD PROVIDED NO INFORMATION OR PROVISION FOR ITS MAINTENANCE. THE REPAIR WAS EXPENSIVE, BECAUSE IT REQUIRED THE REMOVAL OF THE ENGINE WHICH IS BASED ON THE SOHC DESIGN HAVING ITS RIGHT CAMSHAFT DRIVEN BY A TIMING CHAIN LOCATED BEHIND THE ENGINE NEAR THE FIREWALL. A RECALL OF THE TIMING CHAIN GUIDES AND TENSIONER SHOULD BE MADE BECAUSE OF THE COMMON PROBLEM THIS HAS BEEN FOR THIS ENGINE DESIGN, SOHC 4.0L AFTER THE REMOVAL OF THE…”
“TL* THE CONTACT OWNS A 2001 FORD EXPLORER SPORT. THE CONTACTED WAS DRIVING 35 MPH WHEN WHITE SMOKE EMITTED FROM THE FENDER OF THE VEHICLE. THE CONTACT EXITED THE VEHICLE AND DISCOVERED FLAMES WERE COMING FROM UNDER THE HOOD. THE VEHICLE WAS DESTROYED. THE POLICE AND FIRE DEPARTMENTS WERE CONTACTED AND REPORTS WERE FILED. THE FAILURE CAUSED NO INJURIES. THE VEHICLE WAS NOT TAKEN TO THE DEALER AND THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE AND THE CURRENT MILEAGES WERE 126,000.”
“TL* THE CONTACT OWNS A 2001 FORD EXPLORER. WHILE THE VEHICLE WAS STOPPED, THE CONTACT NOTICED SMOKE COMING FROM UNDER THE VEHICLE. THE VEHICLE WAS DESTROYED AS A RESULT OF THE FIRE. THERE WAS NOT A POLICE OR FIRE REPORT FILED. THE DEALER WAS NOT NOTIFIED OF THE FAILURE SINCE THE VEHICLE WAS PURCHASED FROM A PRIVATE SELLER. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE HOWEVER, DID NOT OFFER ANY ASSISTANCE. THE CURRENT AND FAILURE MILEAGES WERE 150,000. THE VIN WAS UNAVAILABLE.”
“I AM THE OWNER OF A 2001 EXPLORER SPORT TRAC. 3 DIFFERENT TIMES IT HAS EJECTED THE REAR SPARK PLUG FROM THE ENGINE. I'VE SPENT A LOT OF MONEY GETTING IT REPARIED. EACH REPAIR HAS FAILED. EACH REPAIR SHOP HAS BEEN VERY FAMILIAR WITH THE PROBLEM. THIS CERTAINLY CANNOT BE SAFE. FORD SHOULD DO SOMETHING FOR SUCH A POOR DESIGN OF ITS ENGINES. *TR”
Showing 6 of 72 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 7, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.