PEPS Part ReplacementProcedure Title: PEPS System Part Replacement Procedure Spec Num 2921 XX XXX A XXXXTBD Date: 28-Jul-18 Version: 1.5 Page: 13 of 25 Prepared: Sandip Checked: Santosh B Approved: Dinesh DG Thisspeci fication is the exclusive property of Tata MotorsLimited. Wi thout their consent i t may not be reproduced or given to thi rd parties. The above speci ficationsare subject to change and therefore suppl iersare requested to refer the latest one. CONTROLLED COPY FOR RESTRICTED CIRCULATION © TATA MOTORS LTD. ii. Check Start routine response of the routine 71 01 4F 0A XX YY. XX = RoutineStatusRecord, RoutineInformation, YY = Response additional data iii. If (XX == 01 && YY==01) { Successful }// END if (XX == 01 && YY==01) Else { Unsuccessful }// END else if (XX == 01 && YY==01) 28)Lock AES_SK code in BCM. AES_SK Locking Procedure BCM: i. Send service request $ 31 01 34 0A ii. Check Start routine response of the routine (71 01 4F 0A XX YY). XX = RoutineStatusRecord, RoutineInformation, YY = Response additional data iii. If (XX == 01 && YY==01) { Successful }// END if (XX == 01 && YY==01) Else { Unsuccessful }// END else if (XX == 01 && YY==01) 29)Lock AES_SK code in EMS ECU. Please refer EMS diagnostic specification to lock AES_SK code in EMS ECU. 30)Clear all DTC (parallel request to all ECUs)
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