Diesel Engine Components
This component cleans the air entering the engine and is often replaced regularly in diesel engines.
Air Filter
What system uses compressed air to stop heavy vehicles?
Air brakes
This tool tells you how tight a bolt is.
Torque wrench
What iconic U.S. brand is known for its long-nose trucks and is often called "the Cadillac of semis"?
Peterbilt
What year did Hagen Repair start?
1987
This part of the diesel engine ensures that exhaust gases are recirculated to reduce emissions.
Exhaust Gas Recirculation (EGR) valve
What do spring brakes automatically do when air pressure is lost?
Engage the brakes
This tool tells you if your battery is charged.
multimeter or voltmeter
This brand, founded in 1919, is known for producing powerful diesel engines used in heavy-duty trucks worldwide.
Cummins
Where do jump packs get stored in the shop?
In Jason's office
This system controls the pressure of the fuel before it reaches the injectors.
Fuel Pump
What part converts air pressure into mechanical force on brake shoes?
Brake chamber
What tool measures engine RPM?
Tachometer
Which semi truck brand is recognized by its bold bulldog hood ornament?
Mack Trucks
The movie “Cars” features a talking truck named “Mater,” who is a skilled mechanic and used to be a?
Tow Truck
This component increases the engine intake air pressure.
Turbocharger
This part adjusts slack in the braking system.
Slack adjuster
What tool do you use to check compression in a cylinder?
Compression tester
What Swedish brand is known for manufacturing fuel-efficient diesel semis and has a signature slanted grille?
Volvo
What are the most shunned pieces of recreational equipment we do NOT work on?
Boats
This is a critical component in a diesel engine's fuel system that controls the timing and amount of fuel injected into the combustion chamber.
Fuel injector
What valve ensures safety by releasing air if tank pressure is too high?
Air pressure relief valve
This tool can scan a truck’s computer for trouble codes.
diagnostic scanner or code reader
This diesel engine series from Caterpillar was widely used in semis before the company exited the on-highway engine market in 2010.
CAT C15 (or Caterpillar C-Series)
What is the population of Abercrombie, ND?
Growing