P2112 on Ford Mustang
Throttle Actuator A Control System - Stuck Closed
Methodology: Reviewed against the SAE J2012 generic DTC definition and NHTSA owner-complaint patterns, then scoped to Ford Mustang context without treating complaints as confirmed diagnoses.
Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).
- SAE J2012 Diagnostic Trouble Code Definitions — Generic diagnostic trouble code definition reference for P2112.
- NHTSA recalls, complaints, and manufacturer communications — Used to check public owner complaint context, recall status, and safety-related manufacturer communications by VIN or vehicle.
Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.
What P2112 Means on Your Ford Mustang
P2112 is a diagnostic trouble code indicating: Throttle Actuator A Control System - Stuck Closed. This code relates to the powertrain system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.
Real Ford Mustang Owner Reports
Source: NHTSA Complaints Database
"I've never had similar issue before this. i was accelerating slowly at a speed of approximately 20-30 mph when the car lurched, the "traction control" light and wrench light came on, and i was unable to accelerate the car at all. i was forced to pull to the side of the road."
"Car stalls while driving. every time i drive it stalls when applying the gas mildly. error code p2112 throttle body actuator stuck closed. no carbo no hit, clean throttle body."
"I was driving on the freeway approximately 65 mph when my throttle light went on (wrench) , my car lost power and began to idle. extremely frightening, i had cars coming at high speeds almost getting rear ended. my car accelerator gave out completely going into "safe mode"."
"While driving car suddenly loses power and shows wrench light and goes into limp mode. trouble codes shown p2111 and p2112. this can happen any time during driving and has happened in heavy traffic potentially dangerous consequences."
"Throttle body failing at 60k, ford has tsb for 2016+ mustang throttle bodies with same issue, not 2015. code p2112. vehicle randomly goes into limp mode at anywhere from 10mph to 60mph. happened 3 times in the last 2 weeks including twice in the last two days."
All reports filed by vehicle owners directly with the U.S. Department of Transportation.
📊 Complaint Trend by Model Year
Common Causes on Ford Mustang
Based on NHTSA complaint component analysis for this vehicle.
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
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2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50–$150) pinpoints the root cause before you spend money on parts.
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3
Compare repair quotes
Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.