Diagnostic Manual (MBFM) MAN-00068-7
October 2009/Rev 1
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 Authorised Service Centre of Mahindra & Mahindra Ltd., will amount to unauthorized use and shall be liable for
penalty/prosecution© 2009 Mahindra & Mahindra Ltd.
5. Door Management
The MBFM controls the locking/unlocking of all doors.
Mechanical Lock /Unlock – All the 5 doors will be centrally locked by the MBFM unit when
either the driver door is locked by the mechanical key (from outside) or the driver door is
locked from by the inner door lock handle is pushed (from inside).
Remote Lock /Unlock – All the 5 doors will be centrally locked/unlocked by the MBFM
unit when the doors are locked/unlocked by the RF remote control unit. The lock/unlock
status is indicated by chirps from the vehicles security siren and blinking of direction
indicators.
1 chirp/1 blink – Lock
2 chirp/2 blink – Unlock
5 chirps/5 blink while locking indicates that one of the door(s) could be open or
not closed properly
3 chirps /3 blink while locking indicates that the bonnet could be open or not
closed properly
4 chirps/4 blinks while unlocking indicates that there was intrusion attempt in the
vehicle in the locked state
If ignition is ON and a valid lock/unlock command is received, MBFM will lock/unlock the
doors without any audible or visual feedback.
Panic alarm : Pressing the panic button after 3 seconds will trigger the panic alarm –
Blinking direction indicators and siren. Panic alarm will work in both Ignition ON as well as
Ignition OFF conditions.
Mute/Unmute function: Pressing panic button and then the unlock button, within 3 secs,
will mute the siren. Following the same sequence again will unmute the siren.
Auto Relock – If the vehicle is unlocked by remote and if no action like door
opening/ignition ON is sensed for 45 secs, the MBFM will relock & arm the vehicle.
Auto Lock on speed – The MBFM will lock all the doors, if the vehicle speed reaches 10
Kms/hr.
Auto Unlock – The MBFM will unlock all the doors as soon as the vehicle is stopped and
the Ignition is switched OFF.
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