Fuel Injection System Quiz

What is the main purpose of the petrol engine fuel injection system?

• To increase the size of the engine

• To mix the right amount of fuel with air for combustion

• To reduce the weight of the vehicle

• To improve the color of the exhaust

What controls the fuel injection system in modern engines?

• Carburetor

• Manual lever

• Electronic Control Unit (ECU)

• Fuel pump

How is the injected fuel quantity determined in a fuel injection system?

• By the size of the fuel tank

• By the injector opening time

• By the color of the fuel

• By the speed of the vehicle

What are the two main types of fuel injection systems mentioned?

• Direct and indirect

• Single point and multipoint

• High pressure and low pressure

• Manual and automatic

What are the requirements of an engine fuel system?

• Fuel storage, fuel transfer, fuel metering

• Fuel heating, fuel cooling, fuel painting

• Fuel mixing, fuel coloring, fuel drying

• Fuel expansion, fuel contraction, fuel evaporation

What is the alternative name for a single point injection system?

• Multi-point injection

• Throttle body injection

• Direct injection

• Port injection

What material is commonly used for modern vehicle fuel tanks?

• Pressed metal

• High-density polythene

• Aluminum

• Fiberglass

What is the function of the electric roller cell type pump in a vehicle's fuel system?

• Transfers fuel from the tank to the fuel injector

• Measures the oxygen content of exhaust gases

• Informs the ECU of engine temperature

• Controls the fuel supply pressure

What is the purpose of the inertia switch in the fuel supply line?

• To increase fuel pressure

• To cut off electrical supply in case of a collision

• To measure throttle position

• To inform the ECU of engine temperature

Where is the pressure regulator located in a vehicle?

• Within the throttle body assembly

• Near the fuel tank

• In the exhaust system

• Inside the ECU