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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
amount to unauthorized use and shall be liable for penalty/prosecution© 2021 Mahindra & Mahindra Ltd.
13.11 B2F47–00 — IMMOBILIZER ID NOT PROGRAMMED
13.11.1 EMS and IMMO ID
EMS ECU and UICU ID’s are checked for any mismatch during every ignition cycle
DTC Description EMS ECU UICU DTC Description
Immobilizer
Authentication failed
B2FFF—00 B2F47–00 Immobilizer ID not
programmed
— —
B2F43–00 TXP ID table empty
— —
B2F42–00 Wrong TXP
— —
B2F45–00 Authentication
failed/time out
DTC INFORMATION
PROBABLE CAUSES OF
FAILURE
NORMAL OPERATION
• Turn Ignition ON
• After successful security authentication, vehicle starts
normally
DTC DETECTING CONDITIONS
• This combination is registered when the signal from
EMS ECU is not matching with UICU. UICU IMMO ID
field is blank.
DTC REACTIONS
• Immobilizer check lamp: ON
• Engine check lamp BLINKS
• Starter will not engage
HEALING CONDITION
• Program UICU
• UICU is not programmed
Diagnostic Manual
XUV700 (Diesel)
UICU
MAN-01065
OCT - 2021/Rev 1
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