DT MaxxForce Diesel Engine Will Not Run

There are 2 valuable tools that come to mind when working on your typical diesel engine … engine diagnostic software and your brain. There are so many areas that need to be checked when the engine will not start. Checking the source is the number one step to carry out. This means checking the fuel… Continue reading DT MaxxForce Diesel Engine Will Not Run

DT MaxxForce Rebuild Running Check

It’s a glorious time to run a diesel engine after the rebuild is completed. it’s bitter sweet because of the money spent and knowing that eventually there will be the same problems down the road that originally caused the engine to wear out in the first place. Thousands of dollars and numerous hours of labor… Continue reading DT MaxxForce Rebuild Running Check

MaxxForce Diesel Injection Control Pressure

This running test for injection control pressure (ICP) is a good test to run since these specs determine the fuel injection operation. This is the DT MaxxForce which requires 870 psi of ICP to run while the maximum can go as high as 4500 psi. These high pressures create problems if there is a leak… Continue reading MaxxForce Diesel Injection Control Pressure

MaxxForce DT Cylinder Liner Protrusion

This is one of the many important steps along the way towards rebuilding our MaxxForce DT diesel engine. If you’re following posts here you’ll notice a steady flow of articles regarding these engine models. As I have mentioned before there’s a lot of flaws in engineering that is causing premature wear and necessary in-frames to… Continue reading MaxxForce DT Cylinder Liner Protrusion

International MaxxForce DT Rebuild Follow Up

Just another step in the rebuild process of our MaxxForce DT engine. The head has been removed along with the oil pan which required the front engine mount to be removed. The steering axle is in the way so once the oil pan retainers are removed and oil pan is let down it hits the… Continue reading International MaxxForce DT Rebuild Follow Up

MaxxForce DT Diesel Engine Overhaul

Another rebuild not uncommon with the DT MaxxForce. We have found this out in the last couple of years. There is so much exhaust going through the intake system and out the exhaust the second time has caused premature wear beyond belief. Navistar decided to tackle the 2010 emissions requirements set out by the EPA… Continue reading MaxxForce DT Diesel Engine Overhaul

Post Diesel Engine Rebuild 2011 DT MaxxForce Running Checks

After four diesel engine rebuilds on our DT MaxxForce models we have learned a lot on how they function and what to do on preventing further failures. Between a scale of one to ten this one is a 10 plus a half. You do not expect a school bus that runs 9 months a year… Continue reading Post Diesel Engine Rebuild 2011 DT MaxxForce Running Checks

School Bus Garage January Highlights

School bus repairs is never boring because the variety never ends. I will go through each of the featured jobs in this video and do an over view including the solution which is the best part of any mechanical repair. The first part is an injector failure or I should say injector sealing washer failure… Continue reading School Bus Garage January Highlights

International DT MaxxForce Diesel Engine Rebuild Overview

I know this post has a rather long title but I wanted to attract International DT MaxxForce diesel engine users. This rebuild took a few weeks to complete due to waiting for parts and sending out components for repair and testing. The bill came out big in the end over 10,000 dollars. This is not… Continue reading International DT MaxxForce Diesel Engine Rebuild Overview

Road Test Engine Code Repair DT MaxxForce Diesel Engine

The road test is the “last but not least” operation when making a repair on anything mechanical. Our mechanics are instructed to go on a road test after every job if the repair was a driveability issue. In this case I took this bus in the video for a good 1/2 hour run to reach… Continue reading Road Test Engine Code Repair DT MaxxForce Diesel Engine