B2F41-00 - Tag Authentication Failed - Mahindra XUV700 2021 Diagnostic Manual

Table of Contents

Diagnostic Manual

XUV700 (Diesel)

13.5 B2F41–00 — TAG AUTHENTICATION FAILED

13.5.1 AUTHENTICATION

During every ignition cycle security components authenticate within each other, to make sure

vehicle is secured

DTC Description

Immobilizer

Authentication failed

—

DTC INFORMATION

NORMAL OPERATION

• Turn Ignition ON

• After successful security authentication, vehicle

starts normally

DTC DETECTING CONDITIONS

• This combination is registered when the signal

received from the key is not recognized by the

immobilizer

DTC REACTIONS

• Immobilizer check lamp: ON

• Engine check lamp: BLINK

• Starter will not engage

HEALING CONDITION

• Ignition OFF/ON

• Fault not present

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

EMS ECU

B2FFF—00

—

UICU

B2F41–00

B2F44-00

B2F45—00

PROBABLE CAUSES OF

• Defective Key transponder

• Defective UICU or Antenna coil

• TAG feature code not written in

UICU (TAG table is empty)