Problems · by component

2003 Ford Explorer engine problems

26 owner complaints to NHTSA about the 2003 Ford Explorer cite engine, 2% of all 1,313 complaints for this model year.

Complaints
26
2% of all complaints
Crashes
1
Reported by owners
Fires
3
Reported by owners
Injuries
0
Reported by owners
01 —Owner reports

What owners say about the engine

Verbatim from NHTSA complaints, newest first
“Hello my name is [XXX] just writing you cause my neighbors have program my vehicle meaning they hack my 2003 explore pretty much they want to take over my driving they trying to dominate me in this matter when in reality is not going to be possible that's why I come to your people's corporate plus they have invade my family privacy they have a gang organization watching me every where I go had few confrontation they just want me to confront them so they could put me in jail this is not going to happen i apologize for the inconvenience I told police regards this matter they didn't do nothing about it .”
Owner complaint to NHTSAFiled Oct 17, 2021EngineODI 11437065
“TL* THE CONTACT OWNS A 2003 FORD EXPLORER. WHILE DRIVING 65 MPH, THE TEMPERATURE GAUGE INCREASED TO HIGH AND THE VEHICLE CAUGHT FIRE UNDER THE HOOD WITHOUT WARNING. THE AIR BAGS DID NOT DEPLOY. THERE WERE NO INJURIES DUE TO THE FIRE. A POLICE REPORT WAS FILED. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC. THE LOCAL DEALER AND MANUFACTURER WERE NOT CONTACTED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 160,000.”
Owner complaint to NHTSAFiled Dec 29, 2017EngineFire reportedODI 11057370
“WHILE DRIVING THIS VEHICLE, THE SPARK PLUGS HAVE BLOWN OUT OF THE ENGINE SIX TIMES REQUIRING SIX DIFFERENT TOWS HOME. THE VEHICLE IS UNRELIABLE FOR ME (DISABLED, SINGLE MOM) WHO HAS TO TAKE MY DAUGHTER AND I TO DOCTORS APPOINTMENTS. I FEEL UNSAFE AND IT IS NOT SAFE FOR MY DAUGHTER, BUT I CAN'T AFFORD TO TRADE OR GET ANOTHER VEHICLE. I THINK FORD SHOULD COME GOOD FOR THIS DEFECT. *TR”
Owner complaint to NHTSAFiled Dec 12, 2016EngineODI 10934780
“2003 FORD EXPLORER, WHILE DRIVING THROUGH TOWN I STARTED TO SLOW DOWN FOR A GROUP OF KIDS WAITING TO USE A CROSS WALK WHEN THE EXPLORER SHUT DOWN & LOST ALL POWER TO CONTROL BRAKES AND STEERING ALMOST HITTING THE KIDS.. I HAVE TAKEN TO A SHOP & WAS TOLD THEY COULD NOT DUPLICATE THE ISSUES I HAVE BEEN HAVING FOR 5 YEARS. THE REASON I AM NOW REPORTING THIS IS BECAUSE THE CLOSE CALL I JUST HAD WITH THE CROSS WALK. THIS PROBLEM STARTS AFTER ABOUT 5 OR 10 MINUTES OF RUN TIME THEN CLEARS UP NOT RETURNING UNTIL NEXT RUN OR SOME TIME LATER...”
Owner complaint to NHTSAFiled Jun 22, 2016Service brakes, EngineODI 10875755
“TL* THE CONTACT OWNS A 2003 FORD EXPLORER. WHILE DRIVING ON AN INCLINE AT AN UNKNOWN SPEED, THE VEHICLE FAILED TO ACCELERATE AND THE OVERDRIVE WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE TRANSMISSION NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. THE VEHICLE WAS TAKEN TO ANOTHER INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE SOLENOID PACK AND THE OXYGEN SENSORS NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. THE CONTACT ALSO MENTIONED THAT THE CHECK TRANSMISSION AND CHECK ENGINE WARNING LIGHTS ILLUMINATED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 80,000. THE VIN WAS NOT AVAILABLE.”
Owner complaint to NHTSAFiled Jan 19, 2016Power train, EngineODI 10820980
“TOOK VEHICLE IN FLUID CHANGES, COMPLETE CHECK, AND TO INVESTIGATE A LEAK UNDER VEHICLE. AFTER "COMPLETE" CHECK SAID THEY FOUND BAD SERPENTINE BELT, AIR FILTER AND BUT NOTHING VALVE COVER GASKETS AS CAUSE OF LEAK. COST TO REPAIR GASKETS OVER $1000. WHILE DOING REPAIR THEY CALLED AGAIN AND SAID THEY FOUND THAT THE REAR TIMING CARTRIDGE WAS BROKEN AND PIECES OF IT MISSING. TOLD ME THAT BOLT WAS WORE HALF WAY THROUGH AS TIMING CHAINING WAS RUBBING IT. SAID IF IT BREAKS BEFORE REPAIR ENGINE WILL "BLOW" AND NEED TO BE REPLACED. TOLD ME IT WOULD COSTS OVER $2,500 TO REPLACE THIS CARTRIDGE. TOTAL COST WAS NOW OVER $4,000. I ASKED WHY PART WAS BAD WHEN ENGINE ONLY HAD 84,000 MILES AND WHY THIS WASN'T FOUND WITH THE "COMPLETE" CHECK. MECHANIC STATED ONLY SAW IT BECAUSE HE HAD THINGS APART TO FIX VALVE COVER GASKETS. TOLD ME IT WAS A PLASTIC PART AND EVEN WITH LOW MILEAGE THE PLASTIC DETERIORATES WITH TIME. SAID PART ONLY DESIGNED TO LAST 100,000 MILES. IF I AM TO BELIEVE THIS FORD MECHANIC, FORD USES A PLASTIC PART IN A CRUCIAL PART OF THE ENGINE (TIMING) AND IF THAT PART FAILS THE ENGINE WILL "BLOW". AND THEY CANNOT KNOW THE PART IS BAD UNLESS THEY HAVE THE ENGINE APART…”
Owner complaint to NHTSAFiled Mar 31, 2015EngineODI 10702861

Showing 6 of 26 reports. Read every report on NHTSA.gov.

Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 5, 2026NHTSA vehicle page

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.