Ford Mustang Mach E 2021–2022 — technical service bulletin
Bulletin TSB 22-2178 · NHTSA communication 10218613 · issued Aug 2, 2022
Technical service bulletin
communication type
Electrical System
component
2021–2022
model years
2
vehicle entries
Official summary
Some 2021-2022 Mustang Mach-E vehicles built on or before 28-May-2022 may exhibit an illuminated malfunction indicator lamp (MIL) and/or display a Stop Safely Now message in the instrument panel cluster (IPC) with diagnostic trouble codes (DTCs) P0563, P0ADA, P0ADE, P0AA1, P0AA4, P0AA5, P0AA2, P0D10, P0D0F, and/or P0C78 stored in battery energy control module (BECM) or a low/discharged 12V battery with P0DA8 and/or P1A10 in the secondary onboard diagnostic module-C (SOBDMC). This may be due to the high voltage battery junction box (HVBJB). To correct the condition, follow the Service Procedure
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.