2023 Ford Mustang Mach E Engine Problems

“After stopping the vehicle to run an errand, the vehicle locked up. The steering wheel would not turn. The vehicle would not shift into any gear. The vehicle was inoperable and I found myself stranded 25 miles from home. The vehicle was towed to our local Ford dealership where it has been for the past two weeks. This failure could just as occurred on the road causing a dangerous situation.”

“I’ve had this situation happen at least 2 to 3 times but specifically I’ll talk about the most recent. I was reversing out of my parking spot approximately 20 feet or so to where I can turn around and circle around the parking lot and exit. When I switched over to drive the vehicle accelerated rapidly unprompted. I was able to stop it by using the break, but I can also see how this could be a significant safety issue.”

“I am reporting a recurring safety defect involving my 2023 Ford Mustang Mach-E Premium. The defect appears to involve the high-voltage battery system, powertrain system, and High Voltage Battery Junction Box (HVBJB). The vehicle and related components are available for inspection upon request. My vehicle experienced failures on May 28, 2026, June 25, 2026, and October 1, 2026. Prior to each failure, the vehicle displayed High Voltage Battery Warning and Powertrain Malfunction/Reduced Power messages. Following these warnings, the vehicle became completely inoperable and would not start. …”

“I have a 2023 Mach e premium on lease. I drive using single pedal mode. Three days ago I pulled into a parking spot in front of a restaurant in a plaza. When I took my foot off the accelerator the car came to a complete stop (as it should have ) … about a half a second later, before I could put the transmission into park, the vehicle went full throttle and jolted forward up over the curb onto the plaza sidewalk and crashed into a full brick column. I slammed on the breaks as fast as I could, but if the brick column was not there, we would have crashed into the restaurant. …”

“I was driving along the road at 35 mph when the vehicle lost power and refused to accelerate or keep speed. The cluster flashed a warning indicating Stop Safely Now , so I pulled over and came to a stop, and I shifted to P. Thereafter, the vehicle shut off and would not start, continuing to indicate to Service Vehicle Now , as well as additional new errors, including Service Powertrain , Full Accessory Power , Collision Assist Unavailable , and at least 8 other errors that would not go away. Two red lights were indicated on the cluster - one of them looks like a car with a ! …”