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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P0237 - Signal range check for intake manifold absolute pressure sensor below minimum limit
BOOST PRESSURE SENSOR
The boost pressure signal is monitored. This signal is used as a feedback for the control of the VGT and
also for the EGR. The boost pressure sensor is mounted on the outlet of the intercooler
COMPONENT LOCATION
NORMAL
OPERATION
During Ignition ON, EMS ECU receives an output voltage signal from boost
pressure sensor and is within the range
DTC DETECTING
CONDITION
The output voltage signal received from the boost pressure sensor is below
the minimum limit
PROBABLE
CAUSES
Short /open in boost pressure sensor circuit
Faulty boost pressure sensor
Faulty EMS ECU
LAMP STATUS
OBD lamp ON
DTC REACTION
Default air mass values taken
HEALING
CONDITION
Ignition OFF/ON