DIAGNOSTIC MANUAL MAN-00201
QUANTO
EMS
SEP 2012/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 Authorized Service Centre of Mahindra & Mahindra Ltd.,
will amount to unauthorized use and shall be liable for penalty/prosecution
© 2012 Mahindra & Mahindra Ltd.
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P068A
P068B
MAIN RELAY EARLY OPENING ERROR
MAIN RELAY STRUCK ERROR
DTC INFORMATION
PROBABLE CAUSES OF FAILURE
NORMAL OPERATION
Ignition ON
EMS ECU checks the main relay actuation time during
initialization and is within the range
ECU checks the main relay during operation and no sticky
operation noticed
DTC DETECTING CONDITIONS
Ignition ON
EMS ECU supply voltage 8-16V
The main relay is not operating in the set time.
DTC REACTIONS
Engine SHUTS OFF
No communication from EMS
HEALING CONDITION
Nil
Open /short wiring harness
Loosen wiring harness
connectors
Sticky relay
Note
–
This DTC's may be viewed in the diagnostic tool in healed condition only
The EMS main relay will reset 15 seconds after ignition OFF
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