MaxxForce DT Diesel Engine EGR Cooler Failure

As you can see the EGR cooler from this Navistar DT MaxxForce engine is massive and it weighs I’m guessing around 50 pounds. Why is it so large? Well the main reason was to circulate more cooled exhaust gases to the air intake system and reduce emissions to meet the demanding emission standards set by… Continue reading MaxxForce DT Diesel Engine EGR Cooler Failure

MaxxForce DT Diesel Engine Repairs

The International MaxxForce DT diesel engine uses high pressure oil that hydraulically actuates the injectors after receiving an electronic signal from the engine control module. This is very basic but those two things caused a problem with the engine in the video. The driver called in said he had no power and needed a spare.… Continue reading MaxxForce DT Diesel Engine Repairs

MaxxForce DT Fuel Injection Code Repair

This is a 2010 MaxxForce DT engine with a fuel injection code. It’s telling us that there’s a problem with the injectors not firing on all cylinders. There are a few possibilities including the high pressure oil pump not delivering enough pressure or a bleed down at the injectors or oil manifold. The harness to… Continue reading MaxxForce DT Fuel Injection Code Repair