TML Gen3 IVI DTC Troubleshooting guide Version: 0.4 Draft Date: 04-Aug-23 Author: Hemant Mitra Page: 235 of 584 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. U0140-08: Lost Communication With Body Control Module-Bus Signal/Message Failures Overview: Trouble Shooting: - Below given flowcharts guides to troubleshoot the fault: ISO Code U0140-08 Customer Symptom No visual indication Fault Effects (On Vehicle) All vehicle settings related to BCM in Silver Box; will not be functional. Lamp Status (If Any) NA Fault Detection Condition 1. BCM connector is not connected properly or disconnected from its location. 2. CAN Stub wire from BCM connector side is disconnected. 3. BCM ECU is not powered up. Normal Operating Condition BCM ECU communicates properly with TML diagnostic Tool. Probable Trouble Area Disconnection of the BCM connector Healing Condition To fix the BCM connector correctly and Fix the wiring harness issues from BCM side
RkJQdWJsaXNoZXIy MTIwNTUz