2021 Ford Mustang Mach E electrical system problems

What owners report

• “This is a safety issue. The front collision assist is not working. I have returned the car to the Ford Dealer (Biener Ford) several times but the dangerous issue persists. I'm not the only one. There are many complaints listed on the web and the Ford Mach E forum. Ford needs to recall their EV Ford…”

  filed May 27, 2026

• “The car gives two messages, "Front Camera Fault Service Required" and "Pre-Collision assist not available." The cruise control does not work, however, the front camera does work. I had the vehicle scan done at the Ford dealer and was told it needs a 7 hour software update, after which it may need…”

  filed May 7, 2026

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

Related recalls

• In the event of a low battery charge, the electronic door latches may remain locked once…
  Campaign 25V404000 · Jun 13, 2025
• High voltage battery main contactors may overheat
  Campaign 25V130000 · Feb 28, 2025
• High voltage battery main contactors may overheat
  Campaign 23V687000 · Oct 13, 2023
• High voltage battery main contactors may overheat
  Campaign 22V412000 · Jun 10, 2022

Related service bulletins

• 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 2021-2024 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 MachE · Over The Air · issued May 12, 2026

Electrical System problems in other Mustang Mach E years

Other reported problem areas on the 2021 Ford Mustang Mach E