Quiz #23: Fuel System Troubleshooting Team 9 Dec, 2024 Quiz 1. What is the main purpose of a fuel gauge in a vehicle? A) To cool the engine B) To measure fuel level C) To lubricate engine parts D) To fuel the engine 2. Which of the following is a sign of a fuel system leak? A) Increased fuel efficiency B) Fuel odor around the vehicle C) Reduced engine noise D) Improved engine performance 3. What is the function of a fuel line in a vehicle? A) To cool the engine B) To transport fuel from the tank to the engine C) To filter the fuel D) To store extra fuel 4. What is the effect of using a fuel with a lower energy density? A) It reduces engine noise B) It requires more frequent refueling C) It increases fuel efficiency D) It decreases engine power 5. What is a common cause of fuel contamination? A) Using the wrong type of fuel B) Water or dirt entering the fuel system C) Reduced engine noise D) Improved engine performance 6. What is the purpose of a fuel pressure regulator? A) To measure engine power B) To maintain consistent fuel pressure C) To increase fuel efficiency D) To reduce engine noise 7. What is a potential consequence of a clogged fuel filter? A) Improved engine performance B) Engine stalling or poor performance C) Increased fuel efficiency D) Reduced engine noise 8. What is the advantage of using a fuel with a higher octane rating in a high-performance engine? A) It allows the engine to run more efficiently B) It increases engine power C) It improves fuel efficiency D) It reduces engine noise 9. What should you do if your vehicle's fuel is low and the engine is misfiring? A) Ignore it B) Add more fuel C) Check for fuel system issues D) Replace the engine 10. What is the role of a fuel return line in a vehicle? A) To cool the engine B) To return excess fuel to the tank C) To heat the engine D) To lubricate engine parts Submit
