DIESEL SUPPLY PUMP INSPECTION

WHAT IS THE BRAND OF COMMON RAIL SUPPLY PUMP ABLE TO GENERATE BEST PRESSURE FOR OPERATION IN COMMON RAIL SYSTEM

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WHAT IS TEH CONDITION OF DIESEL FUEL SUPPLY PUMP REFERING THE FIGURE?

• ENERGIZED

• DE ENERGIZED

• NEUTRAL

• ENGINE OFF

WHAT THE CONDITION OF FUEL IN COMMON RAIL SYSTEM DURING THIS SITUATION?

• VALVE OPEN

• LESS FUEL RETURN TO TANK

• LOW FUEL VOLUME TO PUMP

• ENGINE SHUTDOWN

WHAT IS THE MODEL FOR THIS COMMON RAIL SUPPLY PUMP?

• BOSCH CP3

• BOSCH CP1

• DENSO HP4

• DENSO HP 3

WHAT IS THE MODEL FOR THIS COMMON RAIL SUPPLY PUMP?

• BOSCH CP3

• BOSCH CP1

• DENSO HP4

• DENSO HP3

WHAT IS THE BEST PRESSURE CAN BE PRODUCE BY BOSCH CP3

• 29400PSI

• 26460PSI

• 19845PSI

• 23520PSI

THE FUNCTION IS

Supplies fuel from the fuel tank to the pumping chambers of the high pressure pump.

WHAT PART IS THIS?

• TRANSFER PUMP

• FUEL METERING VALVE

• HIGH PRESSURE PUMP

• SUPPLY PUMP

WHAT IS THE FUNCTION OF FUEL METERING VALVE?

• Supplies fuel from the fuel tank to the pumping chambers of the high pressure pump.

• To ensure enough fuel deliver to the system.

• Control fuel pressure in the system during engine OFF.

• Regulates the fuel intake volume to the pumping chambers of the high pressure pump

WHAT IS AREA IN COMMON RAIL SYSTEM PRODUCE HIGH PRESSURE FOR OPERATION?

• Before Entering to supply pump

• After supply pumpu entering to rail.

• Fuel leak back and return

• After supply pump entering rail and supply to Injector.

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