Mécanique des camions et maintenance - Quiz

What is the purpose of engine maintenance in trucks?

• To enhance the comfort of the driver

• The purpose of engine maintenance in trucks is to ensure the proper functioning and longevity of the engine.

• To increase the speed of the truck

• To improve fuel efficiency

What are the common signs of engine problems in trucks?

• strange noises, decreased power, excessive smoke, overheating, warning lights on the dashboard

• low fuel efficiency, rough idling, oil leaks, loss of acceleration, engine stalling

• excessive fuel consumption, poor engine performance, coolant leaks, engine misfire, burning smell

• vibrations, engine knocking, high oil consumption, loss of power steering, engine failure

How often should truck engines be inspected for maintenance?

• Every 2 years or every 50,000 miles

• Every month or every 1,000 miles

• Only when the engine breaks down

• Every 6 months or every 10,000 miles

What are the steps involved in changing the oil in a truck engine?

• 1. Park the truck on a steep surface and turn off the engine.

• 2. Locate the oil drain plug on top of the truck and place a drain pan underneath it.

• 3. Screw the oil drain plug back in without draining the old oil.

• The steps involved in changing the oil in a truck engine are: 1. Park the truck on a level surface and turn off the engine. 2. Locate the oil drain plug underneath the truck and place a drain pan underneath it. 3. Unscrew the oil drain plug and allow the old oil to drain completely. 4. Once the oil has drained, replace the oil drain plug and tighten it securely. 5. Locate the oil filter and use an oil filter wrench to remove it. 6. Dispose of the old oil filter properly. 7. Apply a thin layer of new oil to the rubber gasket of the new oil filter. 8. Screw the new oil filter into place, making sure it is tightened securely. 9. Locate the oil filler cap on top of the engine and remove it. 10. Pour the recommended amount and type of new oil into the engine through the oil filler hole. 11. Replace the oil filler cap. 12. Start the engine and let it run for a few minutes to circulate the new oil. 13. Turn off the engine and check the oil level using the dipstick. 14. Add more oil if necessary to reach the correct level. 15. Dispose of the old oil and filter at a recycling center or an auto parts store.

What are the main components of a truck's cooling system?

• radiator, water pump, thermostat, fan, coolant

• radio, air conditioning, GPS, cup holders

• steering wheel, seats, windows, doors

• engine, transmission, tires, brakes

What are the potential causes of overheating in a truck engine?

• Malfunctioning thermostat, low coolant levels, faulty radiator, blocked or leaking radiator hose, malfunctioning water pump, clogged radiator, malfunctioning cooling fan

• Excessive load, driving in high temperatures, prolonged idling

• Loose or damaged belts, malfunctioning alternator, faulty battery

• Dirty air filter, worn-out spark plugs, faulty fuel injectors

What are the steps to properly maintain a truck's air filter?

• Follow the steps mentioned in the explanation.

• Inspect the air filter for any damage or clogs

• Replace the air filter regularly

• Clean the air filter with compressed air

What are the benefits of regular engine maintenance in trucks?

• Regular engine maintenance actually harms trucks by causing more breakdowns and repairs, reducing fuel efficiency, and decreasing engine lifespan.

• No benefits at all.

• Improved fuel efficiency, increased engine lifespan, reduced breakdowns and repairs, enhanced performance, and compliance with emission regulations.

• Decreased fuel efficiency, shorter engine lifespan, increased breakdowns and repairs, decreased performance, and non-compliance with emission regulations.

What are the common types of engine fluids that need to be checked and replaced in trucks?

• gasoline, brake fluid, and power steering fluid

• windshield washer fluid, antifreeze, and brake fluid

• oil, coolant, and transmission fluid

• coolant, power steering fluid, and windshield washer fluid

What are the recommended practices for maintaining a truck's battery?

• Check fluid levels once a year; clean terminals with a metal brush; keep battery in a sealed container; always overcharge the battery

• Only check fluid levels occasionally; clean terminals with water; keep battery in a closed, unventilated space; never use a battery maintainer

• Never check fluid levels, terminals, or ventilation; always overcharge or undercharge the battery; never use a battery maintainer

• Regularly check fluid levels, clean terminals, ensure proper ventilation, avoid overcharging or undercharging, use a battery maintainer when not in use