CODE 4001, 02, 05 OIL DIPSTICK, OIL FILTER AND BYPASS VALVE(6059) (6068) 400 ENGINE 6059 OIL DIPSTICK 6059 OEM Engine and 6059DF092 Repower (100000-499999) PC3192 in ENGINE, OEM (SERIES 300 DIESEL) 6059DF092