2021 Ford Mustang Mach E problems & reliability
337 owner complaints filed with NHTSA for the 2021 Ford Mustang Mach E, alongside 13 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
6 complaints report injuries (9 injured).
Federal crash records (FARS 2020–2023): 2021 Ford Mustang Mach E vehicles were involved in 5 fatal crashes with 3 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Electrical System | 147 | 44% |
| Forward Collision Avoidance | 104 | 31% |
| Power Train | 49 | 15% |
| Unknown OR Other | 49 | 15% |
| Fuel/propulsion System | 46 | 14% |
| Vehicle Speed Control | 37 | 11% |
| Lane Departure | 31 | 9% |
| Service Brakes | 30 | 9% |
| Engine | 16 | 5% |
| Steering | 14 | 4% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 30,000 miles (middle 50% between 9,750 and 40,700 miles), based on 31 complaints that included mileage.
Complaints by incident year
What owners report
“The contact owns a 2021 Ford Mustang Mach-E. While the contact's daughter was driving at an undisclosed speed, the vehicle independently accelerated. The brake pedal was depressed; however, the vehicle failed to stop as intended. No warning lights were illuminated. The contact stated that the failure occurred while…”
Vehicle Speed Control · filed Jul 31, 2026
“While driving my 2021 Ford Mustang Mach-E, the front electric drive unit failed suddenly with no warning signs, warning lights, unusual noises, or any prior indication of a problem. During the failure, multiple fault messages appeared on the instrument cluster, including warnings that disabled adaptive cruise control…”
Power Train · filed Jul 17, 2026
“While driving my 2021 Ford Mustang Mach-E, the front electric drive unit failed suddenly with no warning signs, warning lights, unusual noises, or any prior indication of a problem. During the failure, multiple fault messages appeared on the instrument cluster, including warnings that disabled adaptive cruise control…”
Power Train · filed Jul 17, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- Collisions Involving Ford BlueCruise
Engineering Analysis EA25001 · opened Jan 17, 2025 · open
- Collisions Involving Ford BlueCruise
Preliminary Evaluation PE24012 · opened Apr 25, 2024 · closed Jan 17, 2025
- High Voltage Battery Contactor Failure
Recall Query RQ23004 · opened Aug 17, 2023 · closed Dec 6, 2023 · led to recall 23V687
- Pedestrian alert sounds
Defect Petition DP22005 · opened Jan 27, 2023 · closed Aug 7, 2023 · led to recall 22V063000
Technical service bulletins
323 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2021 Ford Mustang Mach E. The 10 most recent:
Some 2021-2026 Ford/Lincoln vehicles may exhibit various symptoms including but not limited to the auto start/stop system not operating as intended with a "Check Charging System" message in the instrument panel cluster…
SSM 55031 · Service Bulletin/Repair Instructions · issued Jul 23, 2026
Some 2021-2024 Ford and Lincoln vehicles may exhibit an "Updating SYNC" message on the vehicle center display screen after an over the air (OTA) update. The message can be cleared from the center display screen and SYNC…
SSM 55028 · Service Bulletin/Repair Instructions · issued Jul 21, 2026
Some 2021-2026 Ford vehicles may exhibit inoperative heated/cooled seats, heated steering wheel and/or front/rear defrost features after a remote start is performed through the Ford mobile application or with the key…
SSM 55008 · Service Bulletin/Repair Instructions · issued Jul 14, 2026
Some of the vehicles listed in the Model statement above may exhibit a distorted or muffled sound originating from the center speaker. This may be due to a deformed speaker cone.
TSB 26-2324 · Service Bulletin/Repair Instructions · issued Jul 14, 2026
Quality improvements include: - Updates the motor short failure detection logic to prevent Diagnostic Trouble Codes
GSM-26.2651B MachE · Over The Air · issued Jul 13, 2026
Some of the vehicles listed in the model statement above equipped with SYNC4 may experience a blank center display screen or black center display after welcome animation. The rear-view camera will still function when…
TSB 26-2297 · Service Bulletin/Repair Instructions · issued Jun 24, 2026
Some 2021-2024 Mustang Mach-E vehicles may exhibit only continuous memory diagnostic trouble code (DTC) U2016:47 stored in the power steering control module (PSCM) after a self test is performed with the Ford Diagnosis…
SSM 54917 · Service Bulletin/Repair Instructions · issued Jun 11, 2026
Quality improvements include: - Enhanced system performance, disk usage limits and memory monitoring -Enhanced charge data monitoring
ECG-26.2.11.4.1 MachE · Over The Air · issued May 27, 2026
Quality improvements include: - Telematics Control Unit update to enhance connected features
TCU-26.2.11.3 MachE · Over The Air · issued May 19, 2026
Quality improvements include: - Enhanced system performance, disk usage limits and memory monitoring -Enhanced charge data monitoring
ECG-26.2.11.4 MachE · Over The Air · issued May 12, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2021 Ford Mustang Mach E has 13 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2021 Ford Mustang Mach E?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 30,000 miles — budget accordingly if the car is approaching that mileage.