
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
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© 2014 Mahindra & Mahindra Ltd.
m2DiCR IMMOBILISER
TROUBLESHOOTING CHART
IMMOBILISER TROUBLESHOOTING CHART
Sr No:
ICU
EMS
Interpretation
Probable Cause
Field Action
6
8044
No communication from EMS
Disturbance in CAN wiring
(short to +/-, terminating
resistor)
Check wiring & rectify
EMS not getting IGN
input/Defactive EMS
Check wiring & rectify/Replace EMS
7
8045
P1832
EMS challenge not acceptable to ICU
Disturbance in CAN wiring
(short to +/-, terminating
resistor)
Check wiring & rectify
P1834
ECM & ICU out of sync
Perform ECM - ICU learning
8
8048
P1832
Signal from EMS ECU is not acceptable to
ICU.
Either is EMS or ICU is
replaced but pairing was not
done
Perform ECM - ICU learning
P1833
ECM & ICU out of sync
9
8049
ICU didn’t recieve acknowledgement
from ECM.
Disturbance in CAN wiring
(short to +/-, terminating
resistor)
Check wiring & rectify
Erase the DTC and check if it is
coming again
10
8049
P1832
ICU didn’t recieve acknowledgement
from ECM.
Disturbance in CAN wiring
(short to +/-, terminating
resistor).
Check wiring & rectify
8048
P1833
Erase the DTC and check if it is
coming again
DIAGNOSTIC MANUAL
SCORPIO
IMMOBILISER
MAN-00281
DEC 2014/Rev 1
90