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: 1026 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. Trouble Shooting:- Step Checks IF YES IF NO 1. Is variant code being written into EMS ecu is aligned to the Vehicle variant? Go to step 2 Write the variant code for the Vehicle variant correctly. 2. Check whether the EOL tool is sending the information properly to EMS ecu? Go to Step 3 Replace EOL tool 3 If the fault still persists? Replace EMS ecu Repeat the above procedure for fault confirmation DTC’s confirmation:- After rectification, ensure the following points by referring engine parameters using TML diagnostic tool before handing over to customer. Clear the DTC, Turn OFF the ignition and then turn it ON. Read the DTC’s. Ensure that fault shall not reappeared. Circuit Schematic Diagram: NA Component Location & Image:- NA Connector Location: - NA Connector View & Information: - NA