TATA BSVI Gasoline_Bifuel Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 2.6 Date: 5-10-2023 Prepared By: Pradip Shimpi Checked By: Yeshwant Jadhav Approved By: Sanjeev M. Document Part No: 2921 02 xxx xxxx Page: 1150 of 1720 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: - Establish continuity by rectifying harness connections as per the circuit schematic START Is there wiring harness electrical continuity between ECU pin 232 & Neutral Gear Sensor signal pin no.1 Loose/ Damaged/Open Connections of Neutral Gear Sensor signal and Ground. It is ok? It is ok? END Rectify/Replace Connectors Fault still persists then Replace the Neutral gear sensor Fault still persists then Replace the EMS Are there any pins backed out from the EMS ECU Connector It is ok? Rectify/Replace Connectors Check for damage of pins at ECU connector Repair the harness as per the schematic It is ok?
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