It's in the fuel bowl on the side of it (drivers side). AE probably cant tell, no.Where is the screen located at? If it was an injector cup can ford tell by hooking to computer?
Blue = badI mean I like smoke but its redicoulous and driving me nuts. Its blue smoke to if that makes some sort of difference.
check the oil... anything strange in the oil? Could also be oil cooler or MAYBE hg.well checked antifreeze and it smells like diesel and is black in reservoir. Guess injector cups be bad?