How to solve 0559 fault code in Cummins engine
if you want to solve 0559 fault code in cummins engine then you need to check fuel line. 0559 means fuel line restriction or fuel internal leakage in fuel line system then you need to check fuel suction to delivery upto engine.
when we checked water separator then we found more blockage in cartage also we found fuel tank strainer was blocked with dust particles so we cleaned all thing and replace water separator and fuel filter then problem got solved.