Cummins Archives

Revolutionary Diesel Engines for the U.S. Military

The United States Armed Forces are constantly seeking to maintain their advantage over opposing armies by upgrading and improving their combat equipment, including the Bradley Family of Vehicles and the Next Generation Combat Vehicles. As part of the enhancement program, the National Advanced Mobility Consortium has awarded Cummins Inc. a $47.4 million contract for the… Continue reading Revolutionary Diesel Engines for the U.S. Military

Cummins ISC Diesel Engine Aftertreatment Code Repair

There’s quite a back story behind this Cummins diesel engine repair. The Thomas HDX pusher was in Surrey on a sports run and everything was going well until the driver phoned me days earlier about an issue concerning the interior heating. The engine temperature was running at a normal level but no interior heat indicating… Continue reading Cummins ISC Diesel Engine Aftertreatment Code Repair

Evolution of Diesel Engines Through the Years

Oh, how our society would be different if there was no diesel engine in existence. The present-day era would never have known how the efficient diesel engine contributed to the lower cost of consumer goods if all we had to rely on were vehicles powered by gas. Diesel engines are more cost effective to run… Continue reading Evolution of Diesel Engines Through the Years

Cummins ISB Engine Code EGR Valve

This EGR Valve fault code popped up and it caused a slight hesitation on acceleration which would make sense if the valve is open at the wrong time. The EGR funnels cooled exhaust coming from the EGR cooler into the intake system to cut down on emission levels. The code was 1896 EGR Valve Controller… Continue reading Cummins ISB Engine Code EGR Valve

Cummins Code 2636 VGT Actuator

This Cummins ISB diesel engine was running flawlessly for years. It’s a 2009 so seven years with a fairly decent service record is a bonus for the fleet. Eventually mechanical components do fail as most people know and this part was the VGT actuator. VGT stands for variable geometry turbocharger. I can tell you this…… Continue reading Cummins Code 2636 VGT Actuator

Cummins ISC Running Check

The ever important running check on our fleet of buses is never compromised after a repair or checking out a complaint. This means a basic visual and listening session. The road test might tell the story under certain conditions if there is a noise or power complaint. It will also show fluid leaks if any.… Continue reading Cummins ISC Running Check

Cummins ISB Diesel Engine

The Cummins ISB diesel engine is a great piece of machinery and my first choice any day. It comes with the Allison 2500 series automatic transmission in our conventional buses and they work together extremely well. Those 2 components have given us minimal breakdowns. I shouldn’t say breakdowns more like minor inconveniences. The 250 horsepower… Continue reading Cummins ISB Diesel Engine

Cummins ISC Diesel Engine Code 1899

This particular problem is on a 2009 Cummins ISC diesel engine. This model is an inline 6 8.3 Liter running in a Thomas HDX pusher school bus. The amber light presented itself on a field trip but did not cause any running problems mainly because it was an emission code. When the onboard computer does… Continue reading Cummins ISC Diesel Engine Code 1899

Cummins ISB Diesel Engine Code Repair

The Cummins ISB diesel engine is the most reliable diesel engine in the fleet. However they are not invincible and can act up once in a while. The operator came in and told us there was an amber light on the dash. Most descriptions of the issue are pretty good but it is a habit… Continue reading Cummins ISB Diesel Engine Code Repair

Cummins ISC Diesel Engine Fuel In Oil Repair

The Cummins ISC Diesel Engine is a great performer, we have several in our fleet and they are a very durable diesel engine. As with any engine there are failures and in this case we experienced the oil level increasing to an over full condition. One test that told us it was fuel in the… Continue reading Cummins ISC Diesel Engine Fuel In Oil Repair

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