Which of the following is a component of ancillary engine systems?

• Cooling systems

• Fuel injectors

• Turbochargers

• Pistons

What is the purpose of a coolant system pressure tester?

• To test the pressure in the cooling system

• To measure exhaust emissions

• To check battery voltage

• To test fuel pressure

What is a strobe light used for in engine diagnostics?

• To check timing

• To measure pressure

• To test emissions

• To inspect fuel quality

What is the function of a refractometer in engine maintenance?

• To measure fluid concentration

• To test electrical circuits

• To check air pressure

• To measure engine speed

Which system includes both dry and wet types?

• Exhaust systems

• Ignition systems

• Lubrication systems

• Charging systems

Which tool is used for manual testing of injector pressure?

• Injector pressure tester

• Tachometer

• Refractometer

• Borescope

What is the function of a borescope in engine diagnostics?

• To inspect internal engine components

• To measure electrical resistance

• To test fuel pressure

• To check coolant levels

Which document provides detailed instructions for engine maintenance?

• Manufacturers manuals and service bulletins

• Diagnostic equipment data

• Refractometer readings

• Tachometer specifications

Which of the following is part of the cooling systems?

• ECU/EDU

• Oil coolers

• Variable lift

• Constant velocity joints

What is included in the air supply and control system?

• Sensors

• Turbo chargers

• Lubricants

• Seals