TSB 23-2317

Some 2023 F-150 fully hybrid electric vehicles (FHEVs) may exhibit an intermittent no start and Stop Safely Now message displayed in the instrument panel cluster (IPC) and/or diagnostic trouble codes (DTC) U0293 and/or P1A43 in the BECM or in connected vehicle data. A gateway module A (GWM) software concern may be triggering the no start condition. To correct the condition, follow the Service Procedure to reprogram the GWM software.