Car Driving Test 20

1. What is the primary function of a water pump in an engine cooling system?

2. Which type of water pump is most commonly used in automotive engines?

3. A failing water pump can cause:

4. What is the component that drives a mechanical water pump in most vehicles?

5. An electric water pump is typically found in:

6. Which material is often used for water pump impellers due to corrosion resistance?

7. What is the usual sign of a leaking water pump?

8. What does a weep hole in a water pump do?

9. The primary purpose of a radiator fan is to:

10. Which of the following is a common type of engine cooling fan?

11. A viscous fan clutch operates based on:

12. Electric fans are usually controlled by:

13. An engine fan running constantly may indicate:

14. What component helps reduce engine load from fan operation at high speeds?

15. The main function of a thermostat valve is to:

16. At what temperature does a typical automotive thermostat begin to open?

17. A stuck-closed thermostat may cause:

18. What is inside a thermostat that expands when heated?

19. Which of the following indicates a stuck-open thermostat?

20. Thermostat failure may result in:

21. Modern thermostats may include:

22. What happens when the thermostat opens?

23. The primary function of an engine lubrication system is to:

24. Which component stores engine oil?

25. The oil pump is usually driven by the:

26. Low oil pressure can result from:

27. A common type of oil pump used in engines is:

28. The oil filter's main job is to:

29. Too much oil in the engine can cause:

30. Which part ensures oil reaches all moving components?