There are 26 owner-reported speed control & cruise complaints for the 2012 Ford Mustangin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
TL* THE CONTACT OWNS A 2012 FORD MUSTANG. WHILE ACCELERATING FROM A STOP, THE VEHICLE FAILED TO ACCELERATE AND THE WRENCH WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS TAKEN TO JOHN BLEAKLEY FORD (LOCATED AT 870 THORNTON RD, LITHIA SPRINGS, GA 30122, (770) 941-9000) WHERE IT WAS DIAGNOSED THAT THE OUTPUT SHAFT SPEED SENSOR NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND DID NOT ASSIST. THE APPROXIMATE FAILURE MILEAGE WAS 64,667.
WHILE ACCELERATING ON A PUBLIC HIGHWAY THE THROTTLE WENT STRAIGHT TO REDLINE AND WOULD NOT DECELERATE UNTIL THE TRANSMISSION WAS SHIFTED INTO NEUTRAL AND THE MOTOR WAS COMPLETELY SHUT OFF. VEHICLE WAS RESTARTED BY SETTING THE KEY BACK TO RUN AND PLACING THE CLUTCH BACK IN 2ND GEAR WHILE IN MOTION. THE CAR COULD HAVE EASILY INJURED MOTORIST'S HAD IT NOT BEEN SHUT DOWN IN PROPERLY.
CROSSING LANES ON HIGHWAY CAR STOPS ACCELERATING,. CAR UNABLE TO SPEED UP EVERYTHING ELSE SEEMS TO WORKS FINE. CHECK ENGINE LIGHT AND WRENCH COME ON. HAD TO COAST TO SIDE OF THE ROAD PARK CHECKED ENGINE RESTARTED CAR OPERATED NORMALLY ALL WARNING LIGHTS OFF.
LOST POWER IN MY 2012 V6 MUSTANG. WRENCH LIGHT CAME ON INDICATING LIMP HOME MODE. WAS ABLE TO PULL OFF TO THE SIDE OF ROAD. TURNED ENGINE OFF AND THE IT WAS FINE FOR ABOUT TWO MILES THEN CUT OFF AGAIN. RESTARTED AGAIN AND WAS ABLE TO MAKE IT HOME BUT THE ENGINE LIGHT IS ON. GOING TO TRY AND GET IT TO THE SHOP TOMORROW, BUT THIS IS A SEVERE SAFETY PROBLEM IN MY MIND. WAS LUCKY I DIDN'T GET REAR ENDED
I WAS DRIVING MY CAR AND IT JUST WENT INTO A IDLE MODE BARELY MOVING A LIGHT CAME ON IT LOOK LIKE A TOOL CHECKED IN MY MANUAL AND IT WAS THE ELECTRONIC THROTTLE LIGHT I WAS DRIVING IN HEAVY TRAFFIC GOING TO WORK HAD TO MAKE TO WERE I COULD TURN OFF THE HIGHWAY BARELY MADE IT IT COULD OF CAUSE AN ACCIDENT I LOOKED UP ON LINE AND NCCC HAD A PETITION ON THE PROBLEM WITH THE ELECTRONIC THROTTLE FORD DOES NOT HAVE A RECALL INSTEAD THEY EXTENDED WARRANT BUT I ONLYHAD THE CAR FOR ABOUT 6 MONTHS AND NO EXTENDED WARRANTY IT HAS 180,00 MILES ON IT I COULD OF CAUSE AN ACCIDENT I THINK FORD SHOULD REPLACE THIS ITS A KNOWN FACT THAT THE ELECTRONIC THROTTLE IS A PROBLEM WITH FORDS
WHILE DRIVING THE CAR LOST POWER AND WOULD NOT RESPOND TO PUSHING THE ACCELERATOR PEDAL. THE WRENCH LIGHT ILLUMINATED AND THE PANEL AND THE ENGINE DROPPED TO A ROUGH IDLE. I HAD TO ACTIVATE MY FLASHERS AND COAST INTO A PARKING LOT. TURNED OFF THE MOTOR AND RESTARTED THE CAR. OPERATED NORMALLY UNTIL I ACCELERATED OUT OF THE PARKING LOT. SAME CONDITION HAPPEN AGAIN AND I HAD TO ACTIVATE FLASHERS AND TURN OFF THE MOTOR AND RESTART THE CAR AGAIN WHILE STUCK IN THE ROAD. OPERATED NORMALLY AGAIN AND MADE IT HOME. RAN A CODE SCANNER ON THE CAR AND IT REPORTED A PROBLEM WITH THROTTLE: P2111 FORD THROTTLE ACTUATOR CONTROL SYSTEM ' STUCK OPEN.
TL* THE CONTACT OWNS A 2012 FORD MUSTANG. THE CONTACT STATED THAT WHILE DRIVING AT 45 MPH, THE ELECTRONIC THROTTLE CONTROL FAILED. THE VEHICLE WAS PULLED OVER TO THE SIDE. THE VEHICLE WAS TOWED TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE ELECTRONIC THROTTLE CONTROLLER NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 18,500.
WHEN ACCELERATING FROM A TRAFFIC LIGHT ENGINE JUST STOPS,A WRENCH LIGHT COMES ON. AFTER A FEW SECONDS WILL START AGAIN,FEW MIN.LATER ENGINE LIGHT COMES ON.FEW MIN. WILL START AGAIN. ON I-95 WAS CRUISING ABOUT 70MPH AND IT ALSO DID THIS.ALMOST REARENDED.
TL* THE CONTACT OWNS A 2012 FORD MUSTANG. THE CONTACT STATED THAT THE VEHICLE EXPERIENCED A COMPLETE LOSS OF POWER AND THE MAINTENANCE WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE ELECTRONIC THROTTLE BODY WAS DEFECTIVE AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 70,000.
TL* THE CONTACT OWNS A 2012 FORD MUSTANG. THE CONTACT STATED THAT THE VEHICLE RANDOMLY STALLED WITHOUT WARNING. THE CONTACT WAS ABLE TO GET THE VEHICLE TO RESTART, BUT IT STALLED MORE THAN THREE TIMES AFTERWARDS. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE THROTTLE BODY NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND PROVIDED NO REMEDY. THE APPROXIMATE FAILURE MILEAGE WAS 58,000.
TL* THE CONTACT OWNS A 2012 FORD MUSTANG. WHILE DRIVING APPROXIMATELY 60 MPH, THE WRENCH WARNING INDICATOR ILLUMINATED AND THE VEHICLE LOST ACCELERATION. THE CONTACT PULLED THE VEHICLE OFF THE ROAD AND TURNED OFF THE ENGINE. ONCE RESTARTED, THE VEHICLE PERFORMED NORMALLY. THE FAILURE RECURRED. THE DEALER DIAGNOSED THAT THE THROTTLE BODY FAILED AND NEEDED REPLACEMENT. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 39,198.
TL* THE CONTACT OWNS A 2012 FORD MUSTANG. WHILE PULLING INTO A PARKING SPACE AT A VERY LOW RATE OF SPEED, THE VEHICLE SUDDENLY EXPERIENCED UNINTENDED ACCELERATION. THE VEHICLE CRASHED INTO A POLE AND A BUILDING. NO INJURIES WERE REPORTED AND A POLICE REPORT WAS FILED. THE CAUSE OF THE FAILURE WAS NOT DIAGNOSED. THE VEHICLE WAS TOWED AND NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 7,700.
WRENCH LIGHT COMES ON, FOLLOWED BY CHECK ENGINE LIGHT. CAR GOES INTO FAIL SAFE MODE, DOWN TO ABOUT 2 MPH; RPMS FLUCTUATE DRAMATICALLY. HAPPENS ON THE HIGHWAY, AND DURING NORMAL STREET DRIVING. SEEMS TO BE IN THE THROTTLE, THE SAME THING AS IN THE RECALLED FORD FOCUS THROTTLE PLATE ACTUATOR.
MY CAR WOULD DIE WHILE DRIVING. IT WAS VERY DANGEROUS IN HEAVY TRAFFIC AND WOULD HAVE TO TURN THE CAR OFF AND BACK ON JUST TO CRAWL INTO A PARKING LOT, SO I HAD IT TOWED AND THE COMPUTERIZED ENGINE DIAGNOSTICS AT THE NAPA AUTO CARE CENTER SHOWED A MALFUNCTION OF THE THROTTLE BODY.THIS REPAIR COST ME $726.32
WHILE ENTERING THE FREEWAY IN RUSH HOUR TRAFFIC, MY CAR WENT INTO "LIMP MODE", THE WRENCH LIGHT CAME ON AS DID THE CHECK ENGINE LIGHT. I HAD TO PULL OVER ON THE SHOULDER OF THE FREEWAY, TURN THE ENGINE OFF AND RESTART IT. THIS HAS HAPPENED A COUPLE OF TIMES IN THE PAST COUPLE OF DAYS- MOSTLY WHILE DRIVING ON THE FREEWAY. IT IS VERY SCARY TO BE DRIVING ON A HOUSTON FREEWAY, HAVE THIS HAPPEN AND NEED TO SAFELY MANEUVER A VEHICLE TO THE SHOULDER OF THE FREEWAY, OFTEN CROSSING SEVERAL LANES OF TRAFFIC WHEN VEHICLES ARE MOVING AT 40-55 MPH AND I HAVE NO ABILITY TO ACCELERATE. I HAVE ALSO HAD TO STOP IN THE MIDDLE OF THE FREEWAY TO RESTART MY CAR BECAUSE I WAS NOT ABLE TO SAFELY CHANGE LANES. IT WAS A TERRIFYING EXPERIENCE AND I WAS AFRAID I WOULD BE RE-ENDED BY MOTORIST DRIVING AT POSTED SPEEDS. WHEN RESEARCHING THIS ISSUE, ALONG WITH THE MARINER'S, ESCAPES, FOCUS ETC, I HAVE FOUND THAT MANY FORD MUSTANGS HAVE THIS SAME PROBLEM. GIVEN THAT THIS IS A VERY DANGEROUS CONDITION, THE COST INVOLVED IN REPLACING THE THROTTLE BODY, AND MOST IMPORTANTLY, FORD'S LONG HISTORY OF VEHICLES WITH DEFECTIVE THROTTLE BODIES, I DO NOT UNDERSTAND WHY THE 2012 MUSTANG OR ANY OTHER FORD PRODUCT WITH THIS ISSUE ARE NOT AUTOMATICALLY ELIGIBLE FOR THE "CUSTOMER SATISFACTION PROGRAM" WHICH FIXES THE PROBLEM. I DO NOT TRUST THIS CAR AND NO LONGER FEEL SAFE IN IT.
ENTERING INTO TRAFFIC, THE CAR WILL GO INTO LIMP MODE. THERE WAS NO RESPONSE FROM THE GAS PEDAL AND THE CAR JUST CRUZED AT A SNAIL PACE. VERY DANGEROUS SITUATION, AS THE TRAFFIC WAS MOVING AND I BARELY MOVED OUT OF THE WAY. SINCE, I HAD 4 OCCURRENCES AND TAKEN IT TO THE DEALER. THEY WILL NOT WORK ON THE CAR UNLESS THE CHECK ENGINE SIGN STAYS ON. THE CAR COMPUTER WILL RESET EVERYTIME YOU START THE CAR. I HAD THE CAR TOW TO THE DEALER THE FIRST TIME AND SUBSEQUENT EVENTS, BUT AS I MENTIONED THE DEALER DID NOT WANTED TO RECOGNIZE THE SITUATION. *TR
AT APPROXIMATELY 60 MPH ON I-295 IN MODERATELY HEAVY TRAFFIC, THERE WAS AN AUDIBLE "CLUNK" AND VEHICLE IMMEDIATELY BEGAN DECELERATING. PRESSING ON THE GAS PEDAL DID NOT POWER THE VEHICLE. DRIVER WAS ALREADY IN THE FAR RIGHT LANE PREPARING TO EXIT, SO SAFELY MADE IT TO THE SHOULDER. HAD DRIVER BEEN IN ANOTHER LANE, THERE WOULD BE SIGNIFICANT RISK OF COLLISION AS THE VEHICLE LOST POWER SO QUICKLY. VEHICLE WAS TOWED TO FORD DEALER, WHO REPORTED THAT THE THROTTLE BODY HAD FAILED. FORD DENIED THAT THROTTLE BODY FAILURE WAS A COMMON ISSUE WITH THE MUSTANG, ALTHOUGH IT HAS BEEN IN SEVERAL OTHER FORD MODELS. *TR
TL* THE CONTACT OWNS A 2012 FORD MUSTANG. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 70 MPH THE VEHICLE SUDDENLY LOST POWER. AFTER TURNING THE VEHICLE OFF AND RESTARTING IT THE VEHICLE FUNCTIONED NORMALLY. THE CONTACT INDICATED THAT THE FAILURE OCCURRED MULTIPLE TIMES. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE THROTTLE BODY ASSEMBLY WAS DEFECTIVE. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 41,000. UPDATED 09/02/14*LJ UPDATED 09/8/2014 *JS
DURING ACCELERATION TO PULL INTO TRAFFIC ON A HWY WITH VEHICLES APPROACHING AT 80 MPH MY GAS THROTTLE STUCK AFTER I REACHED THE SPEED OF 60 MPH. THE PEDAL PULLED AWAY FROM MY FOOT ACCELERATING RAPIDLY. I TRIED TO TAP PEDAL TO RELEASE IT BUT IT JUST STUCK. I QUICKLY HIT THE BRAKE AND IT FINALLY RELEASED. I HAD BEEN TRAVELING WITH THE CRUISE ON PRIOR BUT THIS OCCURRENCE, BUT I HAD BEEN STOPPED FOR 5 MINUTES. I PLAN TO INFORM MY FORD LOT NEXT WEEK WHEN I GET THE OIL CHANGED. *TR
TL* THE CONTACT OWNS A 2012 FORD MUSTANG. WHILE DRIVING APPROXIMATELY 60 MPH, THE SPEED DECELERATED TO 10 MPH AND THE VEHICLE STALLED. THE VEHICLE WAS ABLE TO BE RESTARTED AND OPERATED NORMALLY. THE FAILURE OCCURRED MULTIPLE TIMES. THE VEHICLE WAS TAKEN TO A MECHANIC WHO STATED THAT THE THROTTLE BODY ASSEMBLY WAS DEFECTIVE. THE VEHICLE WAS REPAIRED AND THE MANUFACTURER WAS NOTIFIED. THE FAILURE MILEAGE WAS 41,000.
Showing 1–20 of 26 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 Apr 26, 2026