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 (SRS / Airbag) -ECU Replacement Procedure Version: 4.0 Date: 29-10--2016 Author: Airbag CoC, ERC Page: 2 of 7 12. Read the Vehicle Manufacturer Spare Part Number from ECU (22 F1 87) and compare it with server data. 13. Read the ECU Application Software Number from ECU (22 72 41) and compare it with server data. 14. ECU data writing as per VC: a. Go to extended session (10 03) & Get the security access for the SRS (Airbag) ECU with the dll (using production key in build in service tool). Write VIN (Vehicle Identification number - $2E F190 Data) inside the ECU (VIN as read in step 9) b. Write the ECU installation date ($2E F19D Data – should be in yymmdd format) inside the ECU. c. Write the Parameterization number ($2E 7244 Data) inside the ECU as per VC (VC as read in step 11) d. Check whether the Firing is enabled or disabled using the service 22 40 13 (00 – Firing enabled, FF – Firing disabled). If Firing is enabled, display the Warning and stop the EOL sequence for Airbag ECU. e. Write the correct configuration ($2E 4010 Data) inside the ECU as per VC number (Please refer to Parameterization number in Look up table or as per R16 server). f. Select the correct calibration ID ($2E 4011 Data) as per the VC number (Please refer to Parameterization number in Look up table or as per R16 server). g. Select the correct PADI Switch Configuration ($2E 4018 DATA) as per the VC number (Please refer to Parameterization number in Look up table or as per R16 server).
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