Ford Mustang Mach E 2021 — technical service bulletin
Bulletin OTA SU2 P4 MME · NHTSA communication 10210940 · issued Apr 29, 2022
Technical service bulletin
communication type
Equipment
component
2021
model years
1
vehicle entries
Official summary
Software Update 2 (SU2) Phase 4 for 2021 Model Year Mustang Mach-E vehicles is now available. Involves: Prevents EV charge programing locations from disappearing in SYNC, updates the start/stop charge to the MA and SYNC screen, charger stop timer fix, enhanced brake pedal feel, enhanced ESC performance durring significant vehicle dynamics maneuvers, ensures auxiliary water pump is supported when the PTC heater is operational for cabin or battery heating while vehicle is on-plug, Reduced fan noise when level 2 charging, prevents loss of propulsion during extended downhill driving (21P22), impro
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.