There are 25 owner-reported fuel system complaints for the 2015 Ford Mustangin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
With only 32,885 miles, engine light came on due to (P0456) EVAP small leak. Went to an auto shop and Ford dealer for diagnostic scan. Both technicians found that there is a bit of smoke coming out from the top of the fuel tank due to a small stress crack at the port near the canister vent hose as well as a small crack below fuel pressure sensor tube. New fuel tank replacement was recommended as the crack could not be repaired. Cost to fix is $1,400 parts and $1,200 labor. This small crack nears the fuel tank seems to be a major concern for owners as it could increase the risk of vehicle fire and should be a recall by Ford for immediate remedy.
The contact owns a 2015 Ford Mustang. The contact stated while driving at an undisclosed speed and attempting to accelerate, the RPM's increase rapidly but the vehicle lost motive power. The contact also stated that there was a gasoline odor present inside the vehicle. The check engine and service engine warning lights were illuminated. The vehicle was taken to the dealer, who diagnosed failures with the fuel tank filler pipe, fuel vapor line, and fuel supply tube. The fuel tank filler pipe was repaired. The fuel vapor line, and fuel supply tube were not repaired. After investigating the failure, the contact related the failure to NHTSA Campaign Numbers: 14V774000 (Fuel System, Gasoline) and 15V339000 (Fuel System, Gasoline); but the VIN was not included. The manufacturer was notified of the failure and referred the contact to the NHTSA Hotline for assistance. The failure mileage was 34,000.
The contact owns a 2015 Ford Mustang. The contact stated while entering the vehicle, he smelled an abnormal odor. The contact stated no warning light was illuminated. The contact stated that he opened the windows within 5 minutes the odor was gone. The contact stated while driving the air conditioning was not providing cold air and the front windshield started to become foggy, causing visibility issue while attempting to see the roadway. The contact also noticed a fuel leak on the fuel hose line. The vehicle was not diagnosed or repaired. A dealer was not contacted. The manufacturer had been informed of the failure. The failure mileage was approximately 20,000.
There is a recall for fuel odor on build dates 9/14-10/14 due to a failed fuel line sensor. My vehicle has a build date of 8/14 and is experiencing the same issue but not covered under the recall, which is a heavy fuel odor after putting gas in. Any amount of fuel put in has a severe odor, it doesn't have to be filled.
Canister purge valve malfunction stuck in an open position. If this occurs, an excessive vacuum in the fuel system could cause deformation of the vehicle’s plastic fuel tank. Indicator light check engine with fluctuating or inaccurate fuel levels. This could lead to a stall while driving and/or an inability to restart the vehicle, which can increase the risk of a crash.
The contact owns a 2015 Ford Mustang. The contact stated that while driving at various speeds, a fuel odor would emit throughout her vehicle as the check engine warning light appeared on the instrument panel. The contact also stated that her vehicle would hesitate up the depression of the accelerator pedal. The contact initially took the vehicle to an independent mechanic who informed her that there was an issue with the fuel tank. The contact then took the vehicle to another independent mechanic who discovered a fuel leak coming from the fuel tank; however, the mechanic was unable to determine the source of the leak. Upon investigation, the contact discovered NHTSA Campaign Number: 15V339000 (Fuel System, Gasoline). The contact then called the dealer and the manufacturer and was informed that the vehicle was not included in the recall. The manufacturer referred her to NHTSA for assistance. The vehicle was not repaired. The failure mileage was unknown.
Fuel line. There is a sensor that comes on when you put fuel in the vehicle. I think it has to do with the vapor line from past Ford recalls on mustangs.
EVERY TIME AFTER I PUT GAS IN THE CAR, IT STRUGGLES TO START BUT THE GOOD NEWS IS THAT THE CHECK ENGINE LIGHT IS NOT ON AND NEVER TURNED ON. MY CAR HAS 57600 MILES ON IT AND I DO REGULAR ON TIME OIL CHANGES AND FULL INSPECTIONS AT THE FORD DEALERSHIP .I HAVE RAN MY VIN FOR THE RECALL BUT MY CAR DOES NOT MEET THE QUALIFICATIONS . THIS IS THE RECALL NUMBERS THAT MIGHT BE , BUT IM NOT QUALIFIED>> RECALL NUMBER 14V774000 RECALL NUMBER 15V339000 PLEASE HELP
BELOW ARE RECALLS FOR MY VEHICLE FOR THE FUEL SYSTEM ISSUE WHICH IS PROBLEM MY CAR IS HAVING. AFTER I PUT GAS IN THE CAR STRUGGLES TO START AND NOW THE CHECK ENGINE LIGHT IS ON. MY CAR HAS 36000 MILES ON IT AND I DO OIL CHANGES REGULARLY..IVE RAN MY VIN FOR THE RECALL BUT MY CAR DOES NOT MEET THE QUALIFICATIONS EVEN THOUGH THE RECALL IS FOR MY EXACT MODEL? PLEASE HELP HTTPS://WWW.THECARCONNECTION.COM/NEWS/1095766_2015-FORD-MUSTANG-ECOBOOST-RECALLED-FOR-FUEL-SYSTEM-ISSUE HTTPS://LMR.COM/PRODUCTS/2015-ECOBOOST-MUSTANG-RECALL-FUEL-PRESSURE-SENSOR-LEAK
TL* THE CONTACT OWNS A 2015 FORD MUSTANG. THE CONTACT STATED THAT WHEN HIS DAUGHTER WOULD DRIVE THE VEHICLE AT VARIOUS SPEEDS, SHE COULD SMELL A BURNING RUBBER ODOR EMITTING FROM THE VEHICLE. WHILE THE CONTACT'S DAUGHTER WAS DRIVING AT 50 MPH, SHE NOTICED WHITE SMOKE COMING FROM THE ENGINE WITHOUT WARNING. THE DRIVER IMMEDIATELY PULLED AND CALLED HER FATHER. THE CONTACT HAD THE VEHICLE TOWED TO AN INDEPENDENT MECHANIC WHO DISCOVERED THAT THE VALVE COVER GASKET HAD CAUSED OIL TO SPILL OVER THE MANIFOLD. THE CONTACT THEN CALLED ANGELA KRAUSE FORD (1575 MANSELL RD, ALPHARETTA, GA 30009) WHERE THEY INFORMED HIM THAT THERE WERE NO RECALLS ON THE VEHICLE AND REFERRED HIM TO THE MANUFACTURER. THE MANUFACTURER HAD BEEN NOTIFIED OF THE FAILURE AND INFORMED HIM THAT THE DEALER WOULD HAVE TO PERFORM A DIAGNOSTIC TO DETERMINE THE CAUSE OF THE FAILURE. THE MANUFACTURER STATED THAT THEY MAY OFFER FINANCIAL ASSISTANCE IF THE FAILURE WAS DETERMINED TO BE LINKED TO NHTSA ID NUMBER: 10167184 (ENGINE AND ENGINE COOLING) MANUFACTURER COMMUNICATION NUMBER TSB 19-2309, WHICH DID NOT INCLUDE HIS VEHICLE. THE VEHICLE HAD YET TO BE REPAIRED. THE FAILURE MILEAGE WAS 56,000.*DT*JB
The fuel tanked cracked. It was no longer able to hold vacuum. The engine light came on and stayed on. The 2.3L mustang had a similar issue due to heat. It was inspected and fix at a local repair shop.
2015 FORD MUSTANG ECOBOOST IS SUFFERING FROM A FUEL TANK LEAK. CEL TURNED ON WHILE DRIVING ON FREEWAY. THERE ARE NO SIGNS OF UNDERCARRIAGE DAMAGE, BUT THE EVAP ON TOP OF TANK HAS A HAIRLINE CRACK. THIS IS A FAULTY PART AS THERE HAS ALREADY BEEN A RECALL FOR THIS SAME ISSUE (NHTSA CAMPAIGN #: 15V339000), BUT NOT ALL 2015 FORD MUSTANG ECOBOOSTS ARE COVERED FROM PREVIOUS RECALL. THIS LEAK MAY CAUSE A POTENTIAL FIRE IF NOT TENDED TO.
TOOK MY FORD MUSTANG TO FORD AND THEY TOLD ME THEY HAD TO REPLACE THE FUEL VAPOUR HOSE. ONCE JOB WAS COMPLETED I ASKED IF IT WAS COVERED SINCE I HAD DONE RESEARCH AND IT WAS A RECALL THIS MUSTANG HAD. THEY SAID NO, AND ENDED UP PAYING 350.84. IS THERE ANY WAY I CAN GET A REFUND?
I RECENTLY BOUGHT THE CAR TO A CLOSE FRIEND AND AS HE ALREADY STATES TO ME BEFORE TO BUY A CAR THERE IS A CHECK ENGINE LIGHT ACTIVE, I WENT TO A SHOP TO FIND OUT WHAT IS WRONG AND THE CODE ALARM IS P0456, SMALL EVAPORATORS LEAK. AN SMOKE TEST WAS PERFORMED AND FOUND OUT THE GAS TANK HAS A BLUE FITTING ON TOP OF IT THAT IS LEAKING OUT ALL THE VAPORS. AFTER THE SURPRISING NEW ON A 2015 CAR I WENT BY MYSELF TO INSPECT THE FITTING AND FIND OUT THE HOSE CONNECTION IS GOOD BUT THE FITTING COMING OUT THE TANK HAS A CRACK ALLOWING VAPORS TO COME OUT THE TANK AND PRODUCING THE ALARM P0456. THE ALARM CAN BE RESET AND AFTER SOME DAYS COME BACK AGAIN.
WHEN MY ENGINE IS RUNNING IT LEAKES GASOLINE NOT FROM THE EXHAUST BUT BEHIND IT WHERE THE HOSE IS AT I WOULD REALLY LIKE THIS REPORTED I JUST BOUGHT THIS CAR FROM COVINA CHEVROLET ABOUT A MONTH AGO.
TL* THE CONTACT OWNS A 2015 FORD MUSTANG. WHILE OPERATING THE VEHICLE, THE CHECK ENGINE INDICATOR REMAINED ILLUMINATED. THE VEHICLE WAS TAKEN TO TEAM FORD LINCOLN (545 DREXLE RD, LAS VEGAS, NV) WHERE IT WAS DIAGNOSED THAT THE FUEL TANK WAS FAULTY DUE TO AN EVAPORATION LEAK AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT YET REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND THE CONTACT WAS INFORMED THAT THE VIN WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 15V339000 (FUEL SYSTEM). THE FAILURE MILEAGE WAS 32,000. *TT*JB
UNEXPECTED HIGH RPM ACCELERATION FROM REST. STARTED THE ENGINE AND PUT THE VEHICLE IN...RPMS JUMPED TO 4,000 AND VEHICLE ACCELERATED UNTIL BRAKES APPLIED AND ENGINE SHUT OFF. LUCKILY NO VEHICLES BEHIND ME. THE VEHICLE LEFT 20 FOOT LONG BURN MARKS IN THE PAVEMENT BEFORE I COULD REACT AND SLAM ON THE BRAKES AND SHUT OFF THE VEHICLE. OVER THE NEXT 15 MINUTES, I CAREFULLY STARTED THE ENGINE WITH MY FOOT ON THE BRAKE PEDAL...EACH TIME THE ENGINE STARTED NORMALLY AND WITHIN A FEW SECONDS THE ENGINE ACCELERATED TO 3000 TO 4000 RPMS WITHOUT ME EVER TOUCHING THE ACCELERATED (MY FOOT STAYED ON THE BRAKE PEDAL). EACH TIME I QUICKLY HIT THE STOP BUTTON. AFTER WAITING FOR SEVERAL HOURS FOR THE NON-APPEARANCE OF A TOW TRUCK...I CAREFULLY STARTED THE ENGINE AGAIN. BUT THIS TIME, IT RAN CORRECTLY. I CAREFULLY DROVE TO A NEARBY FORD DEALERSHIP, WHERE IT NOW SITS WAITING FOR A DIAGNOSIS. IF THERE HAD BEEN ANY OTHER VEHICLES BEHIND ME IN THE PARKING LOT...I WOULD HAVE IMPACTED ON OR MORE.
THE PURGE CONTROL VALVE POSSIBLY ALSO DESCRIBED AS A PURGE CANISTER VALVE IS DEFECTIVE AND IS NOT AVAILABLE FOR REPLACEMENT PURCHAS THROUGH MANY AUTO PART STORES. THIS PRODUCT CAUSES EXCESSIVE RAW FUEL TO ENTER INTO THE ENGINE CAUSING MAJOR ENGINE DAMAGE ALONG WITH HARMFUL EMISSION FUMES INTO THE ENVIRONMENT. WHILE IN IDLE THE CAR TENDS TO SHUT OFF OR DROP BELOW STANDARD IDLE RPM. THERE IS ALSO LOSS OF POWER DUE TO THIS DEFECT PART. FORD DOES NOT COVER THIS PART SERVICE UNDER THEIR WARRENTY AND CONSUMER IS FORCED TO PAY AN EXPENSIVE SERVICE TO GET PROBLEM RESOLVE DUE TO THE FACT THAT THEY ARE THE ONLY ONE WITH ACCESS TO THIS PART. THIS SHOULD BE A CONCERN AND UNDER THE EMISSIONS LAW AND BE COVERED UNDER WARRENTY THROUGH THE MANUFACTURE. ON A SIDE NOTE, THE EMMISIONS CONTROL MODULE IS ALSO EFFECTED AND CONSUMER IS FORCED TO PAY AN ADDITION COST FOR THIS REPAIR AS WELL. THIS IS A PROBLEM WITH MAJORITY OF THE NEW MUSTANGS YEAR RANGING FOR 2015-2017.
TL* THE CONTACT OWNS A 2015 FORD MUSTANG. ON SEVERAL OCCASIONS, WHILE THE ACCELERATOR PEDAL WAS DEPRESSED, THE VEHICLE WOULD ACCELERATE AT A LOW SPEED AND THE FUEL GAUGE WOULD DECREASE. ON SEVERAL OCCASIONS, THE VEHICLE FAILED TO START. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE FUEL PRESSURE SENSOR AND THE ENGINE STARTER PERFORMANCE NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE VEHICLE WAS THEN TAKEN TO FERMAN FORD (24825 US HWY 19 N, CLEARWATER, FL 33763, (727) 797-2277) WHERE IT WAS ALSO DIAGNOSED THAT THE FUEL PRESSURE SENSOR AND THE ENGINE STARTER PERFORMANCE NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE CONTACT REFERENCED NHTSA CAMPAIGN NUMBER: 14V774000 (FUEL SYSTEM, GASOLINE). THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND PROVIDED CASE NUMBER: CAS-13117095. THE FAILURE MILEAGE WAS 29,791.
TL* THE CONTACT OWNS A 2015 FORD MUSTANG. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V339000 (FUEL SYSTEM, GASOLINE); HOWEVER, THE REMEDY WAS UNAVAILABLE FOR THE REPAIR. THE MANUFACTURER WAS NOT NOTIFIED OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE.
Showing 1–20 of 25 complaints
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on May 4, 2026