Diesel Engine Components
Diesel Brakes
Tool Time
Semis & Diesel Brands
Random
100

This component cleans the air entering the engine and is often replaced regularly in diesel engines.

Air Filter

100

What system uses compressed air to stop heavy vehicles?

Air brakes

100

This tool tells you how tight a bolt is.

Torque wrench

100

What iconic U.S. brand is known for its long-nose trucks and is often called "the Cadillac of semis"?

Peterbilt

100

What year did Hagen Repair start?

1987

200

This part of the diesel engine ensures that exhaust gases are recirculated to reduce emissions.

Exhaust Gas Recirculation (EGR) valve

200

What do spring brakes automatically do when air pressure is lost?

Engage the brakes

200

This tool tells you if your battery is charged.

multimeter or voltmeter

200

This brand, founded in 1919, is known for producing powerful diesel engines used in heavy-duty trucks worldwide.

Cummins

200

Where do jump packs get stored in the shop?

In Jason's office 

300

This system controls the pressure of the fuel before it reaches the injectors.

Fuel Pump

300

What part converts air pressure into mechanical force on brake shoes?

Brake chamber

300

What tool measures engine RPM?

Tachometer

300

Which semi truck brand is recognized by its bold bulldog hood ornament?

Mack Trucks

300

The movie “Cars” features a talking truck named “Mater,” who is a skilled mechanic and used to be a?

Tow Truck 

400

This component increases the engine intake air pressure.

Turbocharger

400

This part adjusts slack in the braking system.

Slack adjuster

400

What tool do you use to check compression in a cylinder?

Compression tester

400

What Swedish brand is known for manufacturing fuel-efficient diesel semis and has a signature slanted grille?

Volvo

400

What are the most shunned pieces of recreational equipment we do NOT work on?

Boats

500

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

500

What valve ensures safety by releasing air if tank pressure is too high?

Air pressure relief valve

500

This tool can scan a truck’s computer for trouble codes.

diagnostic scanner or code reader

500

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)

500

What is the population of Abercrombie, ND?

Growing