Ford Mustang Mach E 2021 — technical service bulletin
Bulletin TSB 22-2056 · NHTSA communication 10208343 · issued Feb 24, 2022
Technical service bulletin
communication type
Power Train
component
2021
model years
1
vehicle entries
Official summary
Some 2021 Mustang Mach-E vehicles may exhibit an illuminated powertrain malfunction (wrench) indicator and/or a malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0A7F and/or P062F in the battery energy control module (BECM). This may be due to the BECM software. To correct the condition, follow the Service Procedure to reprogram various modules starting with the powertrain control module (PCM) and perform BECM High Voltage Battery Capacity Relearn.
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.