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)
Injector
Description:
The EMS ECU’s injector bank are monitored for performance.
DTC Diagnostic item
P0261
P0267
P0270
P0264
P0263
P0272
P0266
P0269
High side - Low side short circuit for cylinder1 injector
High side - Low side short circuit for cylinder2 injector
High side - Low side short circuit for cylinder3 injector
High side - Low side short circuit for cylinder4 injector
Combustion Imbalance in cylinder 1
Combustion Imbalance in cylinder 2
Combustion Imbalance in cylinder 3
Combustion Imbalance in cylinder 4
DTC detection condition Probable cause
Normal Operation
• No abnormality
Normal Operating Requirements:
• Correct battery voltage, engine running
Malfunction
• Short between high side & low side
Reaction:
• Check lamp continuously ON.
• Engine hunting.
• Reduced torque.
• Error healing requires ignition OFF
• Pin bent
• Wire cut and
touching each
other.
• Injector solenoid
failure
• EMS ECU failure
P0261
P0267
P0270
P0264
P0263
P0272
P0266
P0269
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