Part Replacement strategy IVI IC SVS Reflashing and Replacement spec Version: 0.7 Draft Released On: June 21, 2023 Copyright © Tata Motors Ltd. Page 24 of 34 [Memory address "0x40000000"] or [Memory address "0x50000000"] N1 N2 N3 N4 = 40 00 00 00 [Memory Size] L1 L2 L3 L4= TBA [CRC check] XX XX =TBD XX = 00 or 01 00 = Ok 01= NOK Certificate installation status 22 (DID to be added) 62 (TBA) Step 27. Identification method Diag. service Type Read/Write Identification method 37/34 TLS1(TCM-HU TLS certificate) R,W Based on Address(0x40000000) 37/34 TLS2(HU TML cloud TLS certificate) R,W Based on Address(0x50000000) Refer Below document for more details Refer Document: TML Gen3 Certificates and keys specs Refer Document: TML Gen3 Head Unit Specific Diagnostic Spec Step 28. Perform Auto learning Routine (in case of CDC) Step 29. Wait for 10 sec. Step 30. Perform ECU reset (11 01) Step 31. Odometer Learning: CDC (Silver Box/HU) shall learn odometer value automatically from Immobiliser, in case if the immobiliser is not replaced, the Odometer need not be written in CDC (Silver Box/HU). If immobiliser is also replaced, Odometer has to be written manually using DID 4666. In case, 4666 DID has written manually. Perform ECU reset 11 01.
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