Fuel System Review

The ____ system provides pressurized, filtered gasoline to the fuel injectors or carburetor (in older vehicles).

• Fuel Supply

• Air Supply

• Fuel metering

• induction

The purpose of a(n) ____ is to provide the ideal air-fuel mixture for the operating conditions of the engine.

• Air intake system

• Fuel system

• exhaust system

• cooling system

All these are subsystems of modern fuel injection systems EXCEPT:

• A fuel supply system

• an emissions system

• an air supply system

• a fuel metering system

which of these fuel characteristics describes a gasolines fuel's resistance to ignition?

• The ignition temperature

• The cetane rating

• the octane rating

• the antiknock

For gasoline to burn properly, it must be mixed with the right amount of:

• carbon

• air

• hydrogen

• lead

the sock typically consists of a ____, which prevents most small particles from being drawn into the fuel pump and sent through the rest of the fuel system.

• Paper Filter

• Fine mesh

• plastic screen

• aluminum alloy screen

The job of the _____ is to spray the proper amount of gasoline in the proper, precise pattern.

• Carburetor

• fuel injector

• fuel pump

• pressure regulator

GDI injection systems run on fuel pressures as high as:

• 35-70psi

• 241-482psi

• 3,000psi

• 20,684psi

After replacing an external fuel filter, check it for leaks by:

• cranking the engine for five seconds.

• Cycling the ignition key on and off several times.

• starting the vehicle and watching for drops of fuel.

• wiggling the connections and watching for moisture.

which of the following is NOT a common location for a fuel filter?

• under the vehicle in the fuel line.

• in the trunk of the vehicle

• inside the fuel tank as part of the fuel pump assembly.

• under the hood in the engine compartment.