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: 1178 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. DTC’s Healing Confirmation: - After rectification, ensure the following points by referring engine parameters using TML diagnostic tool before handing over to customer. Circuit Schematic Diagram: - 3. Sensor Signal line Short circuit to Battery/ Sensor Supply/ Ground. Repair the harness as per the schematic Go to Step 4 4. Loose/ Damaged/Open Connections of Neutral Gear Sensor signal and battery. Rectify/Replace Connectors Go to step 3 5. Are there any pins backed out from the EMS ECU Connector Rectify/Replace Connectors Go to Step 4 6. Check for damage of pins at ECU connector. Repair the harness as per the schematic Go to Step 5 7. Fault Still Persists? Replace switch and then if Fault still persists then Replace EMS ECU Follow the steps again for reconfirmation