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: 324 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. DTC’s confirmation:- After rectification, ensure the following points by referring engine parameters using TML diagnostic tool before handing over to customer. 1. Boost pressure value reads by the ECU is = Atmospheric pressure at ignition key is on. 2. Boost pressure value reads by the ECU is < Atmospheric pressure when the engine is at idle. 3. Boost pressure value reads by the ECU is > Atmospheric pressure when the engine is at fly-up. Flow Chart:-
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