Pinpoint Test Purpose
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2021 Lincoln Corsair, 2021 Lincoln Aviator, 2021 Ford Transit-350 HD, 2021 Ford Transit-350, and 2021 Ford Transit-250. However, it is still accessible from the selected car via links, so may be relevant.
This test verifies the PSCM fuses in the BJB and the high-current BJB are OK, the PSCM wiring harness power and ground connections are OK. The test also verifies the charging system and battery state of charge.