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)
Metering Unit
Description:
The metering unit is used to control the amount of the fuel going to the Pump. This
ensures that the pump does not pump extra quantity to higher pressure. Thus
reducing the energy being consumed by the pump and improve the system
performance.
DTC Diagnostic item
P0001
P0003
P0004
Metering Unit open load error
Metering unit short circuit to ground error
Metering unit short circuit to battery error
DTC detection condition Probable cause
Normal Operation
• * The metering unit receives the signal
through the pin 11
Normal Operating Requirements:
• Ignition switch: ON
• Malfunction lamp: OFF after 2 Sec
• Battery voltage is 8V –16V.
Malfunction
• If the EMS does not recive the confirmation.
Reaction:
• System lamp will be continuously ON
• Engine will switch off
• Open connector.
• Short to battery
• Short to ground
P 0001: Metering unit open load error
This error is registered the pin no 11 does not get any signal
Effect: Lamp continuously ON. Engine will switch off
P0001
P0003
P0004
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