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DIAGNOSTIC MANUAL
Examine the battery positive
and negative cables for any
loose connection
Clear the DTC and verify
Suspect SRS ECU
Replace SRS ECU with a new
one.
Check and verify for any new
DTC's
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© 2011 Mahindra & Mahindra Ltd.
SRS
Ignition OFF
Battery negative
DISCONNECTED
Wait for one minute
SRS ECU wiring harness
connector/s DISCONNECTED
Check the resistance between
pin A2 of the SRS ECU wiring
harness connector and battery
ground
Is the value =∞Ω?
YES
Ignition OFF
Battery negative
DISCONNECTED
Wait for one minute
SRS ECU wiring harness
connector/s DISCONNECTED
Check the resistance between
pin A1 of the SRS ECU wiring
harness connector and battery
ground
Is the value < 1Ω?
YES
STEP 5
STEP 6
MAN-00156
OCT 2011/Rev 1
NO
Examine the short circuit of
SRS ECU power supply from
ignition switch to ground
Repair/replace the wiring
harness
Clear the DTC and verify
NO
Examine the open circuit of
SRS ECU ground
Repair/replace the wiring
harness
Clear the DTC and verify
182
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