Diagnostic Manual ( EMS) LCV MDI BSIII CRDe
Rev 01- Mar 14
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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 whole of the present
document, are prohibited without the prior written consent of 2014 Mahindra & Mahindra Ltd (Truck & Bus Division)
Vehicle speed sensor
DTC Diagnostic item
P0501
P0503
P0502
P0500
Vehicle speed sensor output not consistant (erratic)
Vehicle speed sensor fault (speed too high)
Vehicle speed sensor fault (signal lost)
Vehicle speed fault(global)
DTC detection condition Probable cause
Normal Operation
• The vehicle speed sensor outputs a pulse
signal while the vehicle is driven.
• The ECU checks whether the pulse signal is
present.
Malfunction
• Sensor output voltage has not changed
(No pulse signal) for 4 sec
• Failed vehicle
speed sensor.
• Open shorted
vehicle-speed
sensor circuit,
loose or wrong
connection
TO CHECK TO RECTIFY
Vehicle speed is displayed on dashboard and check
continuity from sensor to dashboard and if
continuity is ok
Replace vehicle speed sensor
Vehicle speed is displayed on dashboard and check
continuity from dashboard and EUC
Remove intermediate onnector,
check pin connection,oxidation
or rust.
if problem persists Replace ECU
P0501
P0503
P0502
P0500
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