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: 1214 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. Flow Chart: - START Check Battery LED connection to IC.indicator continuity between ECU pin 130 & Auto Start Stop LED Lamp indicator Establish continuity by rectifying harness connections as per the circuit diagram It is ok? Rectify/Replace Connectors It is ok? Check for damage of pins at both ECU connector and IC connector. It is ok? Rectify/Replace Connectors It is ok? Fault still persists IC Faulty END Rectify wiring harness ECU Faulty. It is ok? Check for back out of pins at both ECU connector & IC connector