Fuel System Knowledge Quiz

A good fuel pump should supply how much fuel per minute?

• 0.25 pint

• 0.5 pint

• 1 pint

• 0.5 to 1 gallons

The amperage draw of an electric fuel pump is lower than specified. What is the most likely cause?

• Corroded electrical connections at the pump motor

• Clogged fuel filter

• Restrictions in the fuel line

• Stuck fuel pump impeller blades

Technician A says that a fuel tank is either constructed of steel or polyethylene plastic. Technician B says that fuel tank filler tubes contain an anti-siphoning device. Who is right?

• Technician A only

• Technician B only

• Both technicians

• Neither technician

Technician A says that fuel tank accident and rollover protection devices include check valves and inertia switches. Technician B says that most fuel lines are made of ABS plastic. Who is right?

• Technician A only

• Technician B only

• Both technicians

• Neither technician

The ORVR system is designed to make refueling faster.

• True

• False

On a General Motors vehicle, how long will the fuel pump run if the ignition is turned on but the engine is not started?

• One to two seconds

• Until the ignition is turned off

• Between 10 and 20 minutes, depending on the vehicle

• 500 ms

Fuel lines are constructed from ________.

• seamless steel tubing

• nylon plastic

• copper and/or aluminum tubing

• both A and B

Where is the electric fuel pump is usually mounted?

• Trunk near the spare tire

• Fuel Tank

• In front of the starter motor

• Just above the right rear tire well

The amperage draw of an electric fuel pump is higher that specified. All of the following are possible causes EXCEPT ________.

• corroded electrical connections at the pump motor

• clogged fuel filter

• restriction in the fuel line

• defective fuel pump

What prevents the fuel pump inside the fuel tank from catching the gasoline on fire?

• Electricity is not used to power the pump

• No air is around the motor brushes

• Gasoline is hard to ignite in a closed space

• All of the above