Ford Mustang Mach E 2023–2024 — technical service bulletin
Bulletin OTAPU0121FTDI-FX · NHTSA communication 10251494 · issued Feb 28, 2024
Technical service bulletin
communication type
Back Over Prevention
component
2023–2024
model years
2
vehicle entries
Official summary
Software Update FPU 24-PU0121-FTDI-FX for 2023-2024 MY Mach E vehicles is now available. Quality Improvements include - FordPass will remember last known profile. - Allow customers to exit during OTA update. - Improves BCM response to de-inhibit request when OTA is complete. - Allows vehicle to return to sleep after detecting CAN traffic, for reduced battery drain. - Perimeter alarm duty cycle for horn and light aligned with non -US market requirements. (ECE-116)
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.