Mahindra SCORPIO 2014 - Page 91

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© 2014 Mahindra & Mahindra Ltd.
m2DiCR IMMOBILISER TROUBLESHOOTING CHART
IMMOBILISER TROUBLESHOOTING CHART
Sr No:
ICU
EMS
Interpretation
Probable Cause
Field Action
11
804A
Acknowledgement received from EMS
is not acceptable to ICU
Disturbance in CAN wiring
(short to +/-, terminating
resistor).
Check wiring & rectify
12
804A
P1832
Acknowledgement received from EMS
is not acceptable to ICU
Disturbance in CAN wiring
(short to +/-, terminating
resistor).
Check wiring & rectify
8048
P1833
13
P1832
No communication from ICU
Disturbance in CAN wiring
(short to +/-, terminating
resistor)
Check wiring & rectify
P183F
ICU not getting power
Check wiring & rectify
U1117
Defective ICU
Replace ICU
14
8044
P183E
EMS is not programmed with EMS ID or
IMMO ID hence challenges are not
received by ICU
EMS-ICU learning is not
done after the Flashing in a
fresh EMS ECU
Check the DTCs and perform the EMS
learning
P0633
15
8044
P183E
No communication from EMS as
EEPROM got corrupt
EMS EEPROM error
Replace EMS ECU and perform EMS
assignment
183B(Locked State) can come in all the above conditions after 20 consecutive occurrences.
DIAGNOSTIC MANUAL
SCORPIO
IMMOBILISER
MAN-00281
DEC 2014/Rev 1
91