U0019-88 Can B Bus-Bus Off

Depending on the communication network being used, the Interior CAN Bus may be referred to as the CAN B Bus or the CAN IHS Bus. 

This DTC may not be listed in the Body Control Module (BCM) diagnostic procedures. If this DTC is not found in the BCM diagnostic procedures, perform the comparable CAN B Bus or CAN IHS Bus diagnostic test, such as B CAN-MISSING MESSAGE, CAN B BUS-NO SIGNAL or CAN INTERIOR BUS.