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: 1011 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. Are Starter Relay / Crank inhibit Contacts weld / Stuck Open? Replace the Relay Go to Step 2 2. Perform Actuator check for starter relay and Crank Inhibit relays. Is the actuator test successful? Go to step 4 Go to step 3 3 Are there any faults related to Starter relay / Starter Relay-2 / Starter feedback-P081A-11,P081B-12,P3003-12, P0615- 13, P0616-11, P0617-12, P0817-13, P3004-71 & P3005- 13? Rectify them by following their rectification procedure Go to step 4 4 Is starter solenoid burnt / damaged Replace the starter Motor Go to step 5 5 Is crank shaft stuck / jammed Rectify / replace component Go to step 6 4 Fault Still Persists? Replace starter Motor and then if Fault still persists then Replace EMS ecu Follow the steps again for reconfirmation DTC’s confirmation:- After rectification, ensure the following points by referring engine parameters using TML diagnostic tool before handing over to customer. 1. Crank the vehicle, if Vehicle starts then confirm that fault got rectified.