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Diagnostic Manual
XUV700 (Diesel)
8 EMS ECU AND UICU REPLACEMENT
8.1 EMS ECU (Bosch MD1CS018) REPLACEMENT
Follow the below mentioned procedure whenever EMS ECU is replaced
• Refer the electronic part catalogue to choose correct part number MD1CS018 EMS ECU
• After replacement of new EMS ECU, use iSMART diagnostic tool and check EMS ECU
connectivity
• Use latest version iFLASH and flash the EMS ECU with the application dataset selected by
the iFLASH
• After successful flashing, turn ignition OFF for 40 seconds and then turn ignition ON
• Connect iSMART diagnostic tool and navigate to read ECU tab and check VIN in EMS ECU.
Confirm whether the EMS ECU VIN and VIN plate VIN is matching before proceeding
further
• Open latest version of i-SECURE tool and navigate to platform home page and select EMS
ECU assignment option to perform EMS ECU assignment
• Share the TPK generated at the 1st stage of EMS ECU assignment to TEKline for ASC or
using Automated BS generate ASC and execute ASC of EMS ECU assignment
• After successful completion of EMS ECU assignment turn ignition OFF for 2 minutes.
Check and confirm whether vehicle start normally after ignition reset
8.2 UICU REPLACEMENT
Follow the below mentioned procedure whenever UICU replaced
• Refer the electronic part catalogue to choose correct part number UICU
• After replacement of new UICU, use iSMART diagnostic tool and check UICU connectivity
• Use latest version iFLASH and flash the UICU to write the calibration parameters in the
UICU
• After successful flashing, turn ignition OFF for 40 seconds and then turn ignition ON
• Connect iSMART diagnostic tool and navigate to read ECU tab and check VIN in UICU.
This field should be blank and read as "YYYYYYYYYYYYYYYYY".
• Open latest version of i-SECURE tool and navigate to platform home page and select UICU
assignment option to perform UICU assignment
• Share the TPK generated at the 1st stage of UICU assignment to TEKline for ASC or using
Automated BS generate ASC and execute UICU assignment ASC
• After successful completion of UICU assignment turn ignition OFF for 2 minutes. Check and
confirm whether vehicle start normally after ignition reset
The repair methods given by the manufacturer in this document are based on the technical specifications, current at the time of release. The methods may be modified as a result of changes introduced by
the manufacturer in the production of the various component units and accessories from which the vehicles are manufactured. The reproduction, translation, transmission, in part of or whole of the present
document, are prohibited without the prior written consent of Mahindra & Mahindra Ltd. The use of this document by any person other than the trained personnel, at the Authorized Service Centre of
Mahindra & Mahindra Ltd., will amount to unauthorized use and shall be liable for penalty/prosecution© 2021 Mahindra & Mahindra Ltd.
UICU
MAN-01065
OCT - 2021/Rev 1
19
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