DTC U045A: Invalid Data Received From Parking Assist Control Module A: Description

WARNING: This page is about a different car, the 2016 Lincoln MKX. However, it is still accessible from the selected car via links, so may be relevant.

The PAM is integrated into the BCM.

The PSCM monitors the HS-CAN when the ignition has been on for more than 5 seconds, the voltage to the PSCM is greater than 9 volts and there are no DTCs present inhibiting PSCM operation.

DTC U045A:00 (Invalid Data Received from Parking Assist Control Module A: No Sub Type Information) - This DTC sets if the PSCM receives an "invalid" or "unknown" message from the PAM instead of a valid steering angle request message.