Mahindra XUV700 2021 - 11.1.1 Failures in Key Checking Process

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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
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11.1.1 Failures in key checking process:
• If only one key is available please select one key and click on proceed. One key in the
barrel will be authenticated and with the same key tool will proceed to high security
programming page
• If any of the below listed error observed after clicking on proceed, please retry once
again to ensure the error. If the same error reoccurs, please proceed as per the
explanation given below in the table
List of Error codes observed during key checking:-
S-
L.
No
ERROR ROOT CAUSE ACTION
1 Key
manufacturing
operation not
done
Key/Transponder is faulty Replace the key
2 Default Key Same key used or key type is
different between two keys
Check and replace the key
3 IMMO SK
mismatch
Transponder data mismatch with
UICU
Check and replace the key
4
ISA1 UICU access failed or
Communication interrupted
Check VCI/iSMART connectivity
5
ISA2 UICU access failed or
Communication interrupted
Check VCI/iSMART connectivity
& verify VIN in EMS ECU and
UICU
6 VIN Mismatch
VIN mismatch between EMS
ECU and UICU
Check VIN in EMS ECU and
UICU
7
ESA1 EMS ECU access failed or
Connectivity interference
Check VCI/iSMART connectivity
8 ESA2 EMS ECU access failed or
Connectivity interference
Check VCI/iSMART connectivity
& verify VIN in EMS ECU and
UICU
9 ERV
VIN read from EMS ECU failed Check VCI/iSMART connectivity
10 TEST TXP
Failed
Key/Transponder test failed Check and replace key
Diagnostic Manual
XUV700 (Diesel)
UICU
MAN-01065
OCT - 2021/Rev 1