FATC Replacement Procedure TITLE : FATC Replacement Procedure Doc No: 2921 02 217 A1198 Date: 26th Feb 2020 Revision: 4.0 Page: 8 of 9 Prepared : Kaustubh \Ravi S Checked: Sanjay Jaisingh Approved: Anand Sikchi This specification is the exclusive property of Tata Motors Limited. Without their consent it may not be reproduced or given to third parties. The above specifications are subject to change and therefore suppliers are requested to refer the latest one. CONTROLLED COPY FOR RESTRICTED CIRCULATION © TATA MOTORS LTD. c. Read VIN in FATC (22 F1 90) 15. Write following parameters in FATC using PLM data. a. Write Xpress Cool configuration ( 2E 4AFA XX : as per PLM data ) 16. If mismatch with DID no in step 12 then flash the ECU with the new Software and repeat step 8 onwards i.e. On re-flashing, the ECU replacement procedure should be executed again. 17. Read upgraded software version against server as per point 12. Display result of the comparison on reading the below values from the upgraded ECU & comparing them against the server :- DID DID Name as per HVAC CM_Specific_Diag Specification_Service DID Name as per PLM Server F195 System Supplier ECU Software Version Number System Supplier ECU Software Number
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