REPLACE THE PART WHICH IS LEAKING OIL
CHECK WHETHER WHITE SMOKE IS EMITTED
READ OUTPUT DTC (RELATED TO ENGINE)
CHECK WHITE SMOKE (ACCORDING TO ENGINE CONDITION)
CHECK TEMPERATURE WHEN WHITE SMOKE IS EMITTED
INSPECT GLOW PLUG ASSEMBLY (RESISTANCE)
CHECK INJECTOR COMPENSATION CODE
CHECK FUEL SYSTEM (DIESEL INJECTION SYSTEM)
CHECK ELECTRIC EGR CONTROL VALVE ASSEMBLY
CHECK CYLINDER COMPRESSION PRESSURE
REPLACE TURBOCHARGER SUB-ASSEMBLY
CONFIRM WHETHER MALFUNCTION HAS BEEN SUCCESSFULLY REPAIRED