Dt408 problems. Jan 28, 2024 · dt408 would be mechanical injected. 9 in state contract fleets and local and state municipalities. Customer: 1994 dt 408, came out bus, put it in my wrecker, ran fine in the bus, cranked right up after install, ran 20 minutes , began running rough and died. The turbocharger pumps air into the top of the valve cover, not the left side of the cylinder head. Be sure to check for any fuel leaks or restrictions between the fuel tank and fuel pump. Has diesel to the pump at bleeder, but no diesel comes out of injector lines. If it starts and runs at all, then it's likely a fueling issue. Jun 1, 2009 · The State of North Carolina has a fleet of crew cab, stake body trucks and a bunch of single axle dumps with DT408's. . Seeing how your friend was cash strapped, this thing was likely neglected as far as maintenance is concerned. I think they built this engine to compete with the Cat 3116, and the Cummins 5. Still has good oil pressure when cranking, but no start. Jan 29, 2022 · Later on they went to HEUI electronic injectors under the valve cover. Fresh fuel and filters would be my starting point. This downloadable PDF manual provides troubleshooting information for 1993 and 1999 International DT408, DT466 and 530 diesel engines w/ mechanical fuel system (NON-ELECTRONIC). Feb 1, 2010 · So, the DT408 and DT530 each share a major common part with the DT466, one the cylinder pack (408) and the other the crank (530). The 408 was used mostly in school busses as a (vain) attempt to replace the venerable DT/DTA360, which ultimately it could not accomplish. If the starter motor is not cranking the engine over,you may also want to check for any potential safety switch problems depending on the model transmission you have. lns oiedwgmuf mzdm gohtbx imzre jrg ljumc rnkfxk ylny jqck