TIAGO TIGOR BSVI - SERVICE MANUAL - DTC 24-12-2021

TATA BSVI Gasoline Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 1.2 Date: 18-12-2019 Prepared By: Sunita Mandlik Checked By: Yeshwant Jadhav Approved By: Satish Kumar Document Part No: 2921 02 xxx xxxx Page: 1090 of 1498 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. U0423-81: Invalid Data received from Instrument Panel Cluster Module-Invalid serial data received Overview: ISO Code U0423-81 Customer Symptom None Fault Effects (On Vehicle) Vehicle speed valid information won’t be available to EMS. Hence EMS features GSD, GSI in vehicle will work in default condition. Lamp Status (If Any) NA Fault Detection Condition Incorrect data received from Instrument Panel Cluster control module Normal Operating Condition Error free communication with ECM and IPC Control Module. Probable Trouble Area Incorrect data received from IPC Module Healing Condition Clearing of the functional failures in the IPC Module.