Vehicle Data Hub

2021 Ford Mustang Mach E problems

Owners have filed 680 complaints with NHTSA about the 2021 Ford Mustang Mach E. Forward collision avoidance is the most reported problem area, at 28% of complaints. After that come electrical system (23%) and drivetrain & axles (8%).

At a glance

Complaints
680 filed with NHTSA
Most reported
Forward collision avoidance 28% of complaints
Crashes and fires
23 and 1
Injuries and deaths
12 and 0
Typical mileage
23,000 miles 46 complaints with mileage

Source: NHTSA owner complaints

Where the complaints are

Share of this model year's complaints by the part of the car involved. One complaint can name more than one part, so the shares can add up to more than 100%.

When problems show up

Complaints by mileage, 2021 Ford Mustang Mach E Complaints by odometer reading in 20,000-mile steps. The median is about 23,000 miles. 0k to 20k miles: 21 complaints 20k to 40k miles: 11 complaints 40k to 60k miles: 8 complaints 60k to 80k miles: 6 complaints 80k to 100k miles: 0 complaints 100k to 120k miles: 0 complaints 120k to 140k miles: 0 complaints 140k to 160k miles: 0 complaints 160k to 180k miles: 0 complaints 180k to 200k miles: 0 complaints 200k+ miles: 0 complaints 040k80k120k160k200k miles Typical: 23,000 miles
Based on 46 complaints that include mileage. 87% were reported before 60,000 miles. The amber marker shows the median: half of these complaints happened before that mileage.
View the numbers
MileageComplaints
0k to 20k miles21
20k to 40k miles11
40k to 60k miles8
60k to 80k miles6
80k to 100k miles0
100k to 120k miles0
120k to 140k miles0
140k to 160k miles0
160k to 180k miles0
180k to 200k miles0
200k+ miles0

What the data shows

Among the 46 complaints that report mileage, the typical (median) problem appeared at about 23,000 miles.

Safety-related details: 23 complaints mention a crash; 1 complaint mentions a fire; 12 injuries reported. Its complaints are less severe on average than those of 87% of model years in our database.

Looking only at complaints filed within five years of the model year (so older and newer years are comparable), the 2021 ranks 1st most-complained-about out of 5 model years of the Ford Mustang Mach E with enough data (680 complaints in that window). It is also covered by 13 safety recall campaigns.

What owners wrote

A few complaints as filed, shortened and with personal details removed. The first ones are among the most serious reports for this model year; the rest are typical.

The contact owns a 2021 Ford Mustang Mach E. The contact stated that while the wife was driving the vehicle and approaching oncoming traffic the vehicle was stopped. Immediately after stopping the pre-collision warning activated and the vehicle suddenly experienced unintended acceleration crashing into the rear of a second vehicle and pushing the vehicle nearly 50 feet into and across the street intersection.

Reported at 30,000 miles, June 2023 CrashInjury

The contact owns a 2021 Ford Mach-E. The contact stated while reversing from his driveway, he shifted into drive and depressed the accelerator pedal. However, the vehicle accelerated at high speed independently. There was no warning light illuminated. The contact continued to drive. The contact stated that the failure reoccurred the following day.

Reported at 18,000 miles, May 2022 CrashInjury

The contact owns a 2021 Ford Mustang March E. The contact stated while driving at various speeds the message "Power Train Failure, Unsafe to Drive" was displayed and the speed was reduced to 55 MPH. The vehicle was taken to the local dealer who diagnosed that the high-voltage battery junction box and PCM were faulty and needed to be replaced. The vehicle was not yet repaired. The contact stated that the vehicle was previously serviced for the same failure on two separate occasions.

Reported at 12,000 miles, October 2022

The contact owns a 2021 Ford Mustang Mach-E. The contact stated that while driving approximately 20 - 25 MPH in the rain at night, the brake pedal was bouncing up and down. The contact stated that the doors locked and failed to open. Additionally, the vehicle stalled. The contact stated that the hazard lights were inoperable. They stated that one of the passenger’s side tire warning lights was illuminated.

Reported at 40,400 miles, October 2025

Other model years of the Mustang Mach E

Best and worst years for the Ford Mustang Mach E