Some 2021-2023 Mustang Mach-E, 2022-2023 E-Transit/F-150 Lightning vehicles may have diagnostic trouble code (DTC) P1A3C stored in the off-board charger controller module (OBCC). The P1A3C is commonly set due to an interruption of the direct current (DC) fast charging process and should be disregarded. All other DTCs stored in the OBCC are to be addressed using applicable publications and/or normal diagnostics found in Workshop Manual, Section 414-03B.