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. Restraints Control Module AB12 (SRS / Airbag) ECU Replacement Procedure Version: 4.0 Date: 15-July-2021 Author: Airbag CoC, ERC Page: 10 of 14 Ignore (Positive or Negative response, it should proceed to the next step) the response of routine 200D in EOL and service Flashing Tool. Because, If there is no valid application then the Flashing will be aborted at this step. 8. Control DTC setting for all ECU’s $ 85 02 (7DF -Parallel request) 9. Set network communication messages to off for all ECU’s $ 28 83 03 (7DF -Parallel request) 2. Programming sequence Step Description Remarks 1. Transition target ECU to programming Session $ 10 02 2. Read target ECU serialNumber Send service request: ($22 F18C) 3. Unlock the ECU for performing flash operations Perform the following steps: 1. Request Security Access Seed XXXX – This represents 4 byte Seed value.
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