2021 Ford F-150 electrical system problems
128 owner complaints filed with NHTSA name the electrical system on the 2021 Ford F-150 — 13% of all complaints for this model year.
What owners report
“Due to a dangerous design flaw in the 2021 Ford F150, I was put in a potentially dangerous situation by completely losing all power in the vehicle on a backroad. Design flaw is the DCN module, which floods into the vehicles electrical system/body of vehicle through the cowel drain that can…”
filed Aug 20, 2026
“When backing up, the rear camera display shows a gray filter over the rear image on the display cluster and the right side warning sensors indicate a blue trapezoid on the cluster for the right side of the vehicle. The driver dashboard also has an alert that the rear brake assist feature is inactive”
filed Aug 16, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- When towing a trailer, the integrated trailer module (ITRM) may lose communication with…Campaign 26V104000 · Feb 20, 2026
- Due to a software error, a towed trailer equipped with an electric or electric-over…Campaign 25V132000 · Feb 28, 2025
- An over-the-air software update to the body control module (BCM) may have disabled both…Campaign 24V443000 · Jun 14, 2024
- Due to a software error, a towed trailer equipped with an electric or electric-over…Campaign 22V193000 · Mar 25, 2022
Related service bulletins
This bulletin updates 26-2206. Reason for update: update the Service Procedure to revise Steps 19-21, adding Step 22, and adding Figure 15-16 to clarify connector C316 location. Some of the vehicles listed in the Model…
TSB 26-2391 · Service Bulletin/Repair Instructions · issued Sep 3, 2026Some 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, 2026Some 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
Electrical System problems in other F-150 years
| Year | Reports | Share |
|---|---|---|
| 2025 F-150 | 22 | 22% |
| 2024 F-150 | 39 | 21% |
| 2023 F-150 | 82 | 20% |
| 2022 F-150 | 125 | 21% |
| 2020 F-150 | 86 | 12% |
| 2019 F-150 | 98 | 7% |
| 2018 F-150 | 171 | 7% |
| 2017 F-150 | 133 | 9% |
| 2016 F-150 | 187 | 9% |
| 2015 F-150 | 172 | 10% |
| 2014 F-150 | 161 | 11% |
| 2013 F-150 | 322 | 11% |
Other reported problem areas on the 2021 Ford F-150
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.