2020 Ford Mustang service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical coverage with wiring diagrams
- Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more
Trims covered
- EcoBoost Coupe 2-Door
- Shelby GT500 Coupe 2-Door
- Shelby GT350R Coupe 2-Door
- GT Coupe 2-Door
- GT V8 Coupe 2-Door
- Shelby GT350 Coupe 2-Door
- EcoBoost Premium Convertible 2-Door
- GT Premium Convertible 2-Door
- GT Premium Coupe 2-Door
- Bullitt Coupe 2-Door
- EcoBoost Convertible 2-Door
- GT V8 Convertible 2-Door
- EcoBoost Premium Coupe 2-Door
Engines covered
- 2.3L 2300CC 140Cu. In. l4 GAS DOHC Turbocharged
- 5.2L 5163CC 315Cu. In. V8 GAS DOHC Supercharged
- 5.2L 5163CC 315Cu. In. V8 GAS DOHC Naturally Aspirated
- 5.0L 5038CC 307Cu. In. V8 GAS DOHC Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
Ford Motor Company (Ford) is recalling certain 2019-2020 Mustang vehicles equipped with 5.0L engines and manual transmissions. The Powertrain Control Module (PCM) may broadcast an
Ford Motor Company (Ford) is recalling certain 2020 Mustang vehicles equipped a forward-looking camera. The camera may be misaligned to the vehicle and features that are dependent
Ford Motor Company (Ford) is recalling certain 2020 Mustang vehicles equipped with automatic transmissions. The brake pedal bracket may fracture during sudden stopping.
Ford Motor Company (Ford) is recalling certain 2020 Ford F-150, F-250, F-350, F-450, F-550, Explorer, Mustang, Transit, Expedition, Escape, Ranger and Edge, and Lincoln Nautilus an
Ford Motor Company (Ford) is recalling certain 2015-2019 Flex, 2015 Explorer, Lincoln MKT, Lincoln MKZ, 2015-2016 C-Max, Escape, Taurus, 2016 Fusion, 2018-2019 Taurus, 2019 Lincol
Ford Motor Company (Ford) is recalling certain 2019 Expedition and 2019-2020 Mustang vehicles. The "Transmission Not In Park" warning message and associated chime duration are sho
Harvest Program 25H05 Supplement #1 Certain 2011-2021 Model Year Vehicles Software Verification Harvest Program
Various 2020-2026 Ford and Lincoln vehicles equipped with blind spot information system (BLIS) may experience an inoperative blind spot monitoring with a "Blind Spot System Fault" message displayed in the instrument panel cluster (IPC). Thi
This bulletin supersedes TSB 26-2059. Reason For Update: To add missing labor operations. Some of the vehicles listed in the Model statement above may exhibit at least one of the following conditions: - No upshift past second gear - Unable
Some 2019-2024 Ford and Lincoln vehicles equipped with SYNC3 may experience various connectivity concerns with The Ford App Lincoln App including but not limited to: missing activation prompt pop-upon the vehicle's center display screen whe
Ford and Lincoln vehicles equipped with wired keyless entry keypad systems and accessory wireless keyless entry keypad systems may or may not come with a wallet card containing the master code. Unlike the integrated wired keypad, the access
Rear View Camera Inspection For One-Time Replacement
Special Field Action 25L02 Certain 2017-2024 Model Year California Emissions-Certified Vehicles Transmission Control Assembly Reimbursement
Certain 2015-2020 Model Year Multiple Vehicle Lines Rear View Camera Inspection For One-Time Replacement
Showing the 8 most recent of 183 technical service bulletins on file with NHTSA.
The contact owned a 2020 Ford Mustang. The contact stated while driving at 65 MPH, in the center lane a tractor-trailer side swipe and hit the contact front passenger side door wh
I was in an accident hitting my entire front end, which has a lot of damage. With the impact the car had obtained, I feel as though the airbags should have deployed.
I was contacted by the NHTSA, after I had an accident in my 2020 Ford Mustang EcoBoost with the automatic transmission and ability to manually shift. I spoke with an Investigator b
Showing the 3 most serious of 174 complaints filed with NHTSA.
