2011 Ford Mustang Engine Problems
- Complaints
- 48about this part
- Share
- 10%of 466 total for the year
- Median mileage
- 57,800miles
- Trend
- FallingComplaints filed in the last 3 full calendar years are at least 25% lower than in the 3 years before.
NHTSA recorded 48 complaints about the engine of the 2011 Ford Mustang, 10% of the 466 complaints for this model year. Where a mileage was given, the median is 57,800 miles.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Was traveling on a freeway when a the care lost power and began slowing down. A little wrench icon appeared. I there was no place to pull over so I turned on flashers and rode on the highway until the care stopped. Traffic behind me swerved to avoid my car. I restarted the vehicle and continued on my way. The vehicle failed 3 more times on the way home.”
NHTSA complaint #10525604, filed 2013-07, 79,800 miles“Was driving on interstate, without warning went into limp mode, which I had to pull to side of road, turned off motor to reset, but every time I take off it goes in limp mode, I took it to dealership to have them take a look at they said that it's not under warranty any more and that the repair would be almost 1100 dollars.”
NHTSA complaint #10616907, filed 2014-07, 35,591 miles“I was driving on the interstate and my vehicle stopped accelerating. It was as though it had switched to neutral. I had to quickly turn on my emergency lights and pull over on the side of the road. I turned off the engine, then turned it back on and pulled on to the interstate. The same thing happened again. I finally made it to my destination after this happened six times.”
NHTSA complaint #10654623, filed 2014-11, 57,623 miles“While travelling on fdr south to work my 2011 Ford Mustang lost power. I was travelling at speed of about 45 - 50 MPH. Error code p 2111 throttle actuator control system check stuck open was displayed. Issue was with throttle body, throttle body gasket and pcv valve.”
NHTSA complaint #10779923, filed 2015-10, 24,300 miles“With no warning the electronic throttle body will fail causing the car to rapidly decelerate to its idle speed. In my case it happened on a city street in heavy traffic while the car was in motion. The motorist behind me almost rear-ended my car, and several other had to come to a screeching halt. The problem is dangerous, since it can occur at any time in traffic. It continued to happen after turning the engine off and back on. …”
NHTSA complaint #10780977, filed 2015-10, 60,100 milesRelated service bulletins
- 10156888Feb 26, 2019Some 5.0L 4V engines may exhibit a tick/tap/rattle or knock immediately after secondary timing chain tensioner installation. In some cases the secondary timing chain tensioners…
- 10109070Sep 21, 2016The Powertrain Control/Emissions Diagnosis (PC/ED) manual has been revised for diagnosing electronic throttle bodies (ETBs). The ETC_ACT and ETC_DSD PIDs should not used to…
- 10204987Feb 5, 201649 CFR Part 579.5 Monthly Communications - March 2016 Air bag warning light illuminated with diagnostic trouble code (DTC) B141B and/or B141C
- 10204986Feb 5, 201649 CFR Part 579.5 Monthly Communications - January 2016
- 10056696Aug 27, 2014Ford: in front of left hand (lh) on driver side cylinder head, an intermittent noise of metallic rattle or scratching, is heard when vehicle is idle and engine at operating…
- 10053469Jun 13, 2013Ford: no other dtcs or drivability symptoms present, on some vehicles, when mil is illuminated with combination of any diagnostic trouble codes (dtcs) p0300, p0301, p0302, p0303…
- 10052191Apr 1, 2013Ford/lincoln/mercury: some vehicles may experience an illuminated mil or safety stop now message, or a no start condition or possible misfire or roughness at idling through…
Engine: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2026 | 3 | 38% |
| 2025 | 3 | 16% |
| 2024 | 10 | 12% |
| 2023 | 2 | 13% |
| 2022 | 5 | 10% |
| 2021 | 8 | 15% |
| 2020 | 25 | 21% |
| 2019 | 53 | 35% |
| 2018 | 59 | 30% |
| 2017 | 27 | 10% |
| 2016 | 76 | 20% |
| 2015 | 51 | 12% |
| 2014 | 18 | 5% |
| 2013 | 22 | 8% |
| 2012 | 30 | 6% |
| 2011 | 48 | 10% |
| 2010 | 8 | 3% |
| 2009 | 3 | 2% |
| 2008 | 6 | 2% |
| 2007 | 15 | 2% |
| 2006 | 11 | 3% |
| 2005 | 19 | 3% |
| 2004 | 3 | 3% |
| 2003 | 6 | 4% |
| 2002 | 4 | 3% |
| 2001 | 2 | 1% |
| 2000 | 3 | 1% |
| 1999 | 1 | 0% |
| 1998 | 1 | 0% |
| 1997 | 2 | 1% |
| 1996 | 2 | 1% |
| 1995 | 1 | 0% |
| 1994 | 2 | 1% |
| 1989 | 1 | 1% |
| 1986 | 1 | 3% |
Other parts of the 2011 Ford Mustang
200 complaintsAir bags
125 complaintsVehicle speed control
39 complaintsFuel system
26 complaintsSteering
25 complaintsElectrical system
24 complaintsOther or unknown
19 complaintsBrakes
14 complaintsElectronic stability control
14 complaintsBody and structure
10 complaintsSeats
8 complaintsEngine cooling
7 complaints
← All problems reported for the 2011 Ford Mustang
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology