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

CAT Diesel Engine Teardown TimeLapse

Check our this video of a CAT diesel engine tear down time lapse!  This CAT engine had a million miles on it and was in perfect condition upon inspection. Sindall Transportation in New Holland, PA did the disassembly.

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

Emisssions DPF Cleaning

If you’re as old as me born in the late fifties you’ll remember the Mr. Clean commercials way back. The housewife stating “Mr. Clean you’re a good man to wake up to”. I’m stretching my neck out a little stating that we use this product to clean all the soot and tar off of the… Continue reading Emisssions DPF Cleaning

Who Said Beer is Just for Drinking?

“What…..you have a better way to check TDC?”

School Bus Makeover

This school bus looked pretty bad a few weeks ago. It got into a fender bender in one of the bus yards up north. Purely an accident that could have been avoided but it was humans at work and we weren’t born with eyes on the back of our heads. The lesson learned is always… Continue reading School Bus Makeover

CAT C15 Engine Swap in a Peterbilt Truck

Tractor motor repair and replacement!

Diesel Engine Emission Troubleshooting

Note: In this video I said the turbo boost sensor has to be replaced. Now we are cleaning them up with Kleenflo spray or Mr. Clean which works great when you soak the part over night keeping away from the electrical connections. A new sensor costs around 60 dollars so removing soot recycles a perfectly… Continue reading Diesel Engine Emission Troubleshooting

Diesel Engine Emission Codes

This is yet another post on diesel engine emission codes which will never go away until all vehicles are hybrid electric drive. I think the fossil fuel manufacturers are very happy to supply billions of dollars worth of fuel to the world as long as they possibly can. For now all of the responsible people… Continue reading Diesel Engine Emission Codes

MaxxForce 7 Diesel Engine Exhaust Leak

The video points out a couple of easy ways to get to the engine by removing the wheel and fender. This is a quick way to gain access to the exhaust manifold which had leaking gaskets. The vehicle inspection rules on a school bus states that any exhaust leaks have to be repaired before going… Continue reading MaxxForce 7 Diesel Engine Exhaust Leak