Probable Cause: Install a 4P8278 sight glass in the fuel return line and operate the engine to check for gas bubbles, an indication of air…
Tag: fuel
Probable Cause(s): * Defective Upper Seal On Unit Injector * Porosity In Cylinder Head * Porosity In Fuel Filter Base * Defective Seal In The…
Probable Cause(s): * Air Inlet Restriction * Exhaust Restriction * Fuel System Leaks * Low Quality Fuel * Defect In Turbocharger * Fuel And Combustion…