Diagnostic Aids
WARNING: This page is about a different car, the 2014 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
DTC U0140:00 indicates that the BCM cannot communicate over the HS-CAN bus. This could be due to a circuit fault in the HS-CAN bus or a BCM fault. Do not install a new PSCM as part of the repair for PSCM DTC U0140:00.