DTC Trigger
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 DTC sets when the PSCM internal self tests detect a software or hardware internal error. This can be due to internal faults in the PSCM or from water getting inside the PSCM from damaged or cracked housings, or torn bellows boots. For additional fault setting information, refer to the PSCM DTC Chart.