DIAGNOSTIC MANUAL
MAN-00152
EMS
OCT 2011/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
© 2011 Mahindra & Mahindra Ltd.
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P0192 - Signal range check for rail pressure sensor below minimum limit
RAIL PRESSURE SENSOR
The rail pressure sensor is mounted on the common rail and is used to measure the rail pressure. The
EMs ECU determines the optimum fuel injection quantity at specific engine condition based on rail
pressure sensor
COMPONENT LOCATION
NORMAL
OPERATION
During Ignition ON, EMS ECU receives an output voltage signal from rail
pressure sensor and is within the range
DTC DETECTING
CONDITION
The output voltage signal received from the rail pressure sensor is below the
minimum limit
PROBABLE
CAUSES
Short /open in rail pressure sensor circuit
Faulty rail pressure sensor
Faulty EMS ECU
LAMP STATUS
OBD lamp ON
DTC REACTION
Engine shuts off
HEALING
CONDITION
Ignition OFF/ON