Mahindra Maxximo Mini Van Vx 2012, Diagnostic Manual

Page: 40 / 274

Diagnostic Manual MAN-00183
MAXXIMO
MINIVAN
VX June 2012
/
Rev
1
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© 2012 Mahindra &
Mahindra Ltd.
40
CAMPHASE SENSOR
COMPONENT DESCRIPTION
The Cam phase sensor is a hall-effect type sensor. It is located on the cam cover. It uses the exhaust cam shaft trigger
wheel for reference and senses the Top dead center (TDC) of the No 1 cylinder in the compression stroke and allows
the ECU to determine when to start the injection.
Sl No DTC Description
1
P0340 Camshaft failure due to no camshaft signal
2
P0341 Camshaft failure due to wrong camshaft signal
NORMAL OPERATION
ECU provides a reference voltage to the cam phase sensor and monitors the output voltage from the sensor whether
it is within the specified range.
DTC Detecting Condition
Probable Causes

The cylinder No.1 identification signal is not sent to ECM for 4
seconds during engine cranking

The cylinder No.1 identification signal is not sent to ECM
during engine running.

The cylinder No.1 signal is not in the normal
pattern during engine running

Harness or Connectors
(The sensor circuit is open or shorted)

Failed Cam phase sensor