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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P0237
SRC LOW FOR CHARGED AIR COOLER PRESSURE (DOWN STREAM)
BOOST PRESSURE SENSOR
The boost pressure signal is continuosly monitored by EMS ECU. This signal is used as a feedback for the
control of the twin turbo two way valve and also for the EGR. The boost pressure sensor is mounted on
the outlet of the intercooler
DTC INFORMATION
PROBABLE CAUSES OF FAILURE
NORMAL OPERATION
Ignition ON
EMS ECU receives an output voltage signal from boost
pressure sensor and is within the range
.
DTC DETECTING CONDITIONS
Ignition ON
EMS ECU supply voltage 8-16V
The output voltage signal received from the boost pressure
sensor is below the minimum limit
DTC REACTIONS
OBD check lamp continuously ON
EGR switches off
Default boost pressure values taken
HEALING CONDITION
Ignition Off/On
Short to ground of boost
pressure sensor signal
wire
Open in boost
pressure sensor power
supply wire
Faulty boost pressure
sensor
Faulty EMS ECU
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