Australian Automotive Glossary

Databus

Multiplexed vehicle wiring system that uses a serial data connection (or bus) that connects various computers or control modules together enabling them to communicate a unique digital code....
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Degrease

The act of wiping down a vehicle's surface with solvent prior to paint application. Degreasing is essential for proper paint adhesion....
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Diesel Engine

A diesel engine uses heavier weight components than petrol engines to handle higher compression ratios. Typically, diesel engines run with greater efficiency and higher torque than similar size petrol engines. These attributes lead to better fuel economy and towing performance. Diesel engines do not have spark plugs or carburettors. Instead glow plugs are used to preheat air in the cylinders to ensure easy starts. Once the engine is started, compression heats the fuel in the cylinders for combustion....
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Diesel Engine Technician

Involved in servicing, fault diagnosing and repairing diesel engines. You may be repairing a diesel engine fitted to a truck, a piece of earthmoving equipment, or on marine craft....
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