Normal Operation
- DTC U0140:00 (Lost Communication With Body Control Module: No Sub Type Information) - this DTC sets in the ABS module if it cannot transmit or receive messages to the Body Control Module (BCM) over the High Speed Controller Area Network (HS-CAN) for 5 seconds or longer. This DTC is actually referring to the IPC
as this vehicle is using the IPC
as a gateway module and never directly establishes communications with the BCM
.
This pinpoint test is intended to diagnose the following:
- ABS module
- IPC