DTC U0422: Invalid Data Received from Body Control Module: Description
The PSCM monitors the HS-CAN messages 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 U0422 (Invalid Data Received from Body Control Module: No Sub Type Information) - This DTC sets if the PSCM receives invalid or unknown data from the BCM. This DTC indicates a missing or invalid power mode message from the BCM.