Problems · by component
2004 Ford F-150 engine problems
92 owner complaints to NHTSA about the 2004 Ford F-150 cite engine, 5% of all 2,036 complaints for this model year.
Complaints
92
5% of all complaints
Crashes
1
Reported by owners
Fires
2
Reported by owners
Injuries
1
Reported by owners
What owners say about the engine
Verbatim from NHTSA complaints, newest first
“The contact owns a 2004 Ford F-150. The contact stated that while driving at undisclosed speeds, the vehicle shuddered and failed to accelerate while the accelerator pedal was depressed. The check engine warning light was illuminated. The contact pulled over to the shoulder of the roadway and was able to restart the vehicle. The contact scanned the vehicle with a scanner and retrieved an unknown camshaft phaser error code. The local dealer was not contacted. The vehicle was not repaired. The manufacturer was notified of the failure and referred the contact to the NHTSA Hotline for assistance. The failure mileage was approximately 100,000.”
“The contact owns a 2004 Ford F-150. The contact stated that while driving at an undisclosed speed, the contact observed the spark plug being ejected from the fuel compartment. The check engine warning light was illuminated. The vehicle was taken to an independent mechanic, who was unable to diagnose the failure. The vehicle was repaired, but the failure reoccurred. The manufacturer was notified of the failure but referred the contact to the NHTSA Hotline for assistance. The failure mileage was 150,000.”
“WHILE DRIVING ON THE FREEWAY I NOTICE A NOISE AND A LOSE OF POWER PULL OFF AND HAD TRUCK TOWED TO DEALER THEY CALLED ME TOLD ME NEEDED NEW MOTOR I WAS SHOCKED ONLY HAS 154000 MILES ON IT WHAT THE HELL DEALER TOLD ME $9000 TO REPLACE MOTOR WHAT TOLD THEM I WOULD BE THERE TO PICK UP TRUCK WITH TOW TRUCK WELL THEY CALLED ME BACK SAID $7000 STILL WAY TO MUCH BUT I NEED THE TRUCK CANT BUY A NEW ONE SO I HAD TO GET 2 LOANS TO REPLACE MY MOTOR THEN I FIND OUT THE MOTOR IN A 2004 F 150 HAS A MAJOR ISSUES BUT THE DEALER NEVER TOLD ME ANYTHING OF THE SORT SO NOW I HAVE A TRUCK WITH THE SAME MOTOR AS BEFORE THAT COST ME A LARGE AMOUNT OF MONEY I DIDN'T HAVE FORD SHOULD STEP UP AND TAKE CARE OF THE PROBLEM SO NOW I HAVE 2 LOANS TO PAY OFF HOPE TO HELL THIS MOTOR LAST AND THEY WONDER WHY PEOPLE GO POSTAL IF FORD DOSENT RESOLVE THIS I WILL NEVER BUY A FORD PRODUCT AGAIN !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!”
“2004 FORD F-150 ENGINE IS BAD. THE 5.4 LITER ENGINE. I BOUGHT THIS VEHICLE USED 3 YEARS AGO AND NOW THE ENGINE IS RUINED. MY HUSBAND RESEARCHED AND ALSO CONSULTED WITH SEVERAL MECHANICS AND FOUND THAT THESE ENGINES WERE KNOWN FOR THE CAM PHASERS GOING BAD SO FORD STOPPED PUTTING THIS ENGINE IN THE VEHICLES IN 2007. THE LAST TIME I DROVE THIS VEHICLE AA I WAS MAKING A RIGHT TURN, THE TRUCK CUT OFF ON ME IN THE MIDDLE OF THE ROAD WHICH IS VERY DANGEROUS. WE OWE $8,000 ON THIS FORD WHICH IS NOW NO FOOD. SITS IN OUR YARD. WE WANT ACTION. FORD NEEDS TO STAND BEHIND THEIR PRODUCT.”
“TL* THE CONTACT OWNS A 2004 FORD F-150. WHILE DRIVING APPROXIMATELY 40 MPH, THE CHECK ENGINE INDICATOR ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE EGR VALVE AND THE FUEL INJECTOR NEEDED TO BE REPLACED. THE DEALER AND MANUFACTURER WERE NOT CONTACTED. THE CONTACT STATED THAT THE TRANSMISSION AND CHECK ENGINE INDICATORS ILLUMINATED AND WERE REPLACED IN 2018. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 15,000.”
“TL* THE CONTACT OWNS A 2004 FORD F-150. THE CONTACT STATED THAT THE VEHICLE STALLED AND THE ACCELERATOR PEDAL HESITATED WHEN DEPRESSED. AS A RESULT, THE VEHICLE MADE AN ABNORMAL PUTTERING SOUND WHILE IN DRIVE. IN ADDITION, THE ELECTRICAL SYSTEM FAILED. THE SPARK PLUGS WERE CHANGED MULTIPLE TIMES. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO STATED THAT THE SPARK PLUGS SHOULD NOT BE TOUCHED BECAUSE THEY WERE FORD CERTIFIED SPARK PLUGS AND TEAR EASILY. A SPECIAL ONSITE FORD MECHANIC REPAIRED THE SPARK PLUGS. THE ACCELERATOR PEDAL AND STALLING FAILURES WERE NOT REPAIRED. THE MANUFACTURER AND DEALER WERE NOT MADE AWARE OF THE FAILURES. THE FAILURE MILEAGE WAS 233,000.”
Showing 6 of 92 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Oct 27, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.