ECD SYSTEM > Lack of Power or Hesitation

DESCRIPTION

INSPECTION PROCEDURE

CHECK WIRE HARNESS IN ENGINE ROOM

PERFORM CONFIRMATION DRIVING PATTERN

READ OUTPUT DTC (RELATING TO ENGINE)

PERFORM ACTIVE TEST BY INTELLIGENT TESTER (TEST THE FUEL LEAK)

CHECK WHITE SMOKE

READ VALUE OF SENSOR (MAP, MAF, FUEL PRESS)

READ VALUE OF INJECTOR (INJECTION FEED BACK VAL AND INJECTION VOLUME)

CHECK INJECTOR COMPENSATION CODE

CLEAR BATTERY

BLEED AIR FROM FUEL SYSTEM

CONFIRM WHETHER LACK OF POWER HAS BEEN SUCCESSFULLY REPAIRED

INSPECT GLOW PLUG ASSEMBLY

BASIC INSPECTION

CHECK INTAKE AND EXHAUST SYSTEM

IDENTIFY MALFUNCTIONING CYLINDER INJECTOR

PERFORM ACTIVE TEST BY INTELLIGENT TESTER (INJECTOR CUT FOR IDENTIFYING MALFUNCTIONING CYLINDER)

PERFORM ACTIVE TEST BY INTELLIGENT TESTER (INJECTOR CUT FOR IDENTIFYING MALFUNCTIONING CYLINDER)

CHECK CYLINDER COMPRESSION PRESSURE

CHECK MALFUNCTIONING CYLINDER INJECTION FOR DEPOSIT

CLEAN INJECTOR

READ VALUE OF INJECTOR (INJECTION FEEDBACK VAL AND INJECTION VOLUME)

CHECK ALL CYLINDER INJECTORS FOR DEPOSIT

CLEAN INJECTOR

READ VALUE OF INJECTOR (INJECTION FEEDBACK VAL AND INJECTION VOLUME)

CHECK EGR VALVE POSITION SENSOR

INSPECT DIESEL THROTTLE BODY ASSY

CHECK INTAKE AND EXHAUST VALVE

CHECK INTAKE MANIFOLD

CHECK TURBOCHARGER SUB-ASSEMBLY (MECHANICAL PROBLEM)

CONFIRM WHETHER MALFUNCTION HAS BEEN SUCCESSFULLY REPAIRED

CHECK AND REPLACE FUEL FILTER ASSEMBLY

CONFIRM WHETHER MALFUNCTION HAS BEEN SUCCESSFULLY REPAIRED

INSPECT SUPPLY PUMP ASSEMBLY

INSPECT COMMON RAIL ASSEMBLY (FUEL PRESSURE SENSOR)