Car maintenance category

Welcome to your Car maintenance category

1. What battery should be insulated at the battery terminal?

A. positive pole

B. Negative terminal

C. No need to be insulated.

D. Cover both terminals

2. What causes the electricity to not flow into the battery?

A. Turn on the system too much.

B. Insulation of the battery terminal is disconnected.

C. Turn on the turn signal too much.

D. The charger is damaged or the belt of the belt is loose or worn.

3. Cause of the car not starting, which cause?

A. Air filter

B. Brake fluid runs out

C. Water in the boiler is dry

D. The battery has no power

4. Check the battery easily for normal power or not. How to do

A. Honk the horn and listen to whether the sound is normal or softer.

B. Get out the car for 2-3 meters and test the brakes.

C. Step on the clutch and complete the gear.

D. Turn the steering wheel to the left and right.

5. When should the driver use the emergency signal?

A. When there is fog, rain, dust, smoke in the bus way

B. When driving through the intersection

C. When returning to or changing lanes

D. When the car is broken or has an accident

6. Which method is a preliminary solution when a short circuit occurs?

A. Immediately open the radiator cap immediately

B. Turn off the engine and remove the battery terminal

C. Call the fire department immediately

D. Use splash water immediately

7. If the battery terminal has stains which method is the best solution?

A. Use warm water to wash and apply grease

B. Use vinegar to wash

C. Use lemon juice to wash

D. Use distilled water to wash

8. To remove the battery terminal which terminal should be disconnected first?

A. Any pole first

B. Both anodes

C. Both terminals at the same time

D. The negative pole

9. Water used to refill batteries. What kind of water should be used?

A. distilled water

B. rainwater

c. groundwater

D. soap water

10. What level of battery should be added with distilled water?

A. Between the specified limits.

B. Fill to the level slightly below the limit.

C. Fill to the level slightly higher than specified.

D. Fill until overflowing and then close the lid.

11.While driving, which warning lights should not be displayed on the dashboard:

A. Green

B. Yellow

C. Red

D. Blue

12. What is the cause of stains on the battery terminals?

A. Dust particles stick to the water

B. Acidic reaction with air

C. Water touches the battery terminals

D. The battery terminal insulation is dirty

13. What is the function of the car battery?

A. Preserve electricity and supply electricity

B. Take time to shut down the engine

C. Cut off electricity

D. Perform the duty of producing electricity in cars

14. How many voltages will the car's battery have?

A. 12 Volts

B. 15 Volts

C. 24 Volts

D. 220 Volts

15. What does a starter do?

A. make the steering wheel work better

B. make the engine start up

C. make the brake system work better

D. make the air conditioning in the car cooler

16. Which one is the correct tension of the fan belt and the diaphragm?

A. 5-15 mm

B. 20-25 mm

C. 25-30 mm

D. 30-35 mm

17. While driving for a while, it appears that the red warning light indicates the cause

a. Damaged charger

B. The battery is broken

C. The battery is approaching expired

D. Dry distilled water

18. How much should the distilled water be added to flood the battery?

A. 1 inch

B. 2 inch

C. 3 inch

D. 4 inch

19. What does the charge do?

A. Start the engine

B. Perform the electricity generation in the car

C. Stop the engine

D. Check the heat temperature in the car

20. How should you refuel your petrol engine?

A. Fill in a value that is lower than the value specified for savings

B. Fill higher than the value specified to prevent damage to the engine

C. Fill with oil that has an octane value as specified in the car manual

D. Add any value according to the easy

21. Gasohol oil. What does it mean?

A. Oil with ethanol

B. Oil with lead

C. Oil from 100 percent vegetable oil

D. Oil with lubricating oil

22. What is the maximum octane number of gasohol that is sold in Thailand?

A. Octane 98

B. Octane 95

C. Octane 91

D. Octane 87

23. When checking fuel in the engine room, what should be the main check?

A. Engine Combustion

B. Oil Adulteration

C. Condition of Oil Pipes and Leaks

D. Fuel Volume

24. If you refill the wrong type of fuel, what should be done?

A. Add the type that is entered to dilute.

B. Drive out the tank and then add the type that is entered.

C. Immediately remove and change.

D. Drive if affecting the engine, then release.

25. If you detect that the oil pipe starts to have oil leaks, what should you do?

A. Switch the pipe to a low-pressure pipe

B. Use a tape to tighten it

C. Use it until oil drips

D. Replace the pipe

26. If your car has an oil leak, what should you do?

A. Turn off the engine and should not drive further because of a fire

B. Drive to the service center for repair

C. Use the pour and drive to the technician

D. Bring the bottle to support the leaking oil and continue driving

27. Which statement is correct?

A. Lubricating oil should not be added to petrol fuel.

B. Oil filling should be added during the day.

C. We cannot add 95 octane instead of 91 octane.

D. Expensive oil is the best oil.

28. What are the differences between petrol and diesel engines?

A. Different starting systems

B. Different cooling water systems

C. Gasoline engines use spark plugs for ignition

D. Different electrical systems

29. In the case of a car, use only 95 octane oil. If we add fuel, 91 octane will affect what

A. Can operate normally

B. The engine causes a break (knock)

C. The engine breaks down immediately if used

D. Does not affect the use

30. In the event that the fuel is added with a higher octane number in the user manual, what will be the effect?

A. The engine heats more than before

B. Does not affect the use

C. The engine is wearier than normal

D. The engine speed is higher than normal

31. When you add fuel, what should you do?

A. Turn off the engine

B. Get out of the car and walk far away

C. No need to do anything

D. Hold the engine down

32. Checking fuel system leaks, what should you do?

A. Use soap and water to wipe away oil stains

B. Use a flashlight or lighter to see if it is not visible

C. Use from observation and smell

D. Use the hand to rotate the hoses to find defects

33. If you use natural gas, how will CNG affect the engine?

A. Does not affect the engine

B. The engine wear is faster than using oil

C. The engine will be cooler than normal

D. The spark plug lifetime is greater than that of oil

34. E85 petrol means

A. Contains 15 parts of methanol

B. Contains 15 parts of ethanol

C. Contains 85 parts of oil

D. Contains 85 parts of ethanol

35. Which fuel has the fastest evaporation?

A. Oil E85

B. Oil E20

C. Gasohol Oil 95

D. Oil 95

36. Diesel engine vehicles, if there is a warning signal in the water trap filter system. What should you do?

A. Remove the water filter to clean it.

B. Have the technician change the water trap filter.

C. Drain the water from the water trap

D. Turn off the engine and restart the engine.

37. Car diesel engine, if there is a lot of abnormal black smoke, caused by what reason?

A. Filter the air

B. Fill with the wrong oil

C. Add fake oil

D. In the fuel, water is mixed

38. Which item is not a function of engine oil?

A. Cooling

B. Secondary or in front of the contact surface

C. Create viscosity

D. Clean engine dirt

39. Engine oil change. Which parts of the engine should be changed as well

A. Engine belt

B. Spark plug

C. Fuel filter

D. Engine oil filter

40. Checking the lubricant level in the engine. Check the equipment of any part of the engine.

A. Engine oil

B. Engine oil filler cap

C. Engine oil filter

D. Engine oil gauge

41. Which is the step before checking and adding the correct engine oil level?

A. Park the car on a flat surface. Check the oil while the engine is still in place. 10-15 minutes.

B. Park the car on a flat surface. Check the oil while not starting the engine. Or turn off the engine for at least 10-15 minutes.

C. Park the car on a flat surface. Check the oil immediately after turning off the engine.

D. Park the car on a flat surface. Check the oil while the engine is still on. Or turn off the engine immediately.

42. Which one is a method for observing engine oil spills?

A. Observe at the parking space and follow the joints or engine joints

B. Observe the noise of the engine

C. Observed by the smell of the lubricant

D. Observe the high heat of the engine

43. What if the left side tire pressure is weak when driving?

A. The rear tires wear uneven

B. The car consumes less fuel

C. The steering wheel consumes to the right

D. The steering wheel consumes the left side

44. If inflating the tire is too weak how will it affect the tires?

A. The tread in the middle will wear out faster than usual

B. The driving will be stiff

C. Make the tread on both sides wear

D. Make less oil consumption

45. If inflating the tire is too hard How will it affect the tires?

A. The tread in the middle will wear out faster than usual

B. Drive will be smoother

C. Make fuel consumption

D. The tread on the side will wear faster

46. Which tire inspection is correct?

A. 1 month

B. 2 month

C. 3 months

D. At least once a week

47. Which tire is correct?

A. Fill while the tires are still hot

B. Should inflate the tires while the tires are still cold

C. Should inflate the tires to be very hard

D. Fill the tires to be very soft

48. Normally, tires should be switched for distances of how many kilometers?

A. 10,000 kilometers

B. 25,000 kilometers

C. 30,000 kilometers

D. 35,000 kilometers

49. Which item does not cause the tire to explode?

A. Use old tires to store

B. Use expired tires

C. Load too much weight

D. Inflate the tires to fit as required

50. What is the function of rubber?

A. Editing the engine

B. Making the car more powerful

C. Helping to hold the road from slipping

D. Cooling

51. Tire inflating for cars what should be done?

A. Use the knock method and listen to the sound of the tire

B. Predict with eyes

C. Follow the car's manual

D. Fill as much as you want.

52. What are the benefits of a rubber air cap?

A. Prevent leaks and dirt

B. Prevent broken tires

C. Prevent theft of tires

D. Prevent anyone from inflating

53. Changing the tire size is too small, how will it result?

A. makes it consume more oil.

B. heavy steering at low speeds.

C. Tires rub against the car body

D. Less ability to support weight

54. How to change the tire size too large will have a negative effect?

A. Fuel Consumption

B. Reduced Load Capacity

C. Increased Tread Wear

D. Steering Wheel Will Be Very Light at Low Speed

55. What do the first two numbers 21 indicate?

A. Rubber production date

B. Rubber week of year

C. Month of rubber production

D. Year

56. What do the two numbers after 13 indicate?

A. Production Year

B. Production Date

C. Production Week

D. Expired Rubber

62.195/60 R 14 85H R means?

a. Speed limit

b. Radial tire structure

c. Load capacity

d. Wheel diameter

63. How to check the tension of the belt?

A. Use a wooden tap

b. Look visually

c. Use your hand to press the center of the belt .

D. Remove the belt to measure.

64. Which part of the car's equipment is not related to the belt system

Add description here!

a. air conditioner

b. charger

c. water pump

d. air filter

67. What is the disadvantage of not checking vehicles before use

Add description here!

a. the cost of repairing more

b. Fuel

c. Emission

d. Safety

68. If the noise of the round (or creaking. What is causing the loud noise from the engine compartment

Add description here!

a. Dry radiator

b. Dead battery

c. Engine malfunction

d. Belt slack

69. Which of the following is not the reason why belt should be replaced

Add description here!

a. Belt slack

b. Belt groove missing

c. Belt broken. frame

d. half of the belt is torn

70. Which sound is an abnormal sound from a car?

Add description here!

A. Emergency light sound

b. Turn signal sound

C. Brake noise

d. Reverse light sound

71. Which of the following is not the cause of white exhaust fumes?

a. clogged air filter

b. loose piston ring

c. too much oil filling

d. engine wear a lot

72. Which of the following is not a cause of not starting the car?

A. Battery terminal is loose

b. Belt slack

c. Fuel is exhausted

d. Starter motor is broken.

73. Which of the following is not a cause of engine overheating?

a. Dry radiator water

b. Distilled water, dry battery

c. Fan belt ripped

d. Dry engine oil

74. While driving, what does a red battery warning light show on the dashboard?

a. damaged charger

b. battery damaged

c. distilled water in dry battery

d. battery has no power

75. The handbrake should not be used in any situation.

A. Use to stop the vehicle on a steep slope.

b. Use it when stopping at a red light.

C. Use it to park on a steep slope

D. Use it when driving down a steep slope.

76. In what situations should the handbrake be used?

A. Use to park or stop the vehicle on a steep slope.

b. Use it to slow down

c. Use it when you want to stop suddenly

D. Use it when driving down a steep slope.

77. Should avoid using the brakes severely in any situation

a. steep slope

b. joint way intersection

c. curve

d. slope downhill

78. How to extend the service life of brake pads should be done How?

a. Should consider the distance to stop the car and brake softly.

b. Should brake closely.

c. Should brake and turn the steering wheel slightly to the left and right.

d. The hand brake and foot brake should be used simultaneously when stopping the vehicle.

81. Which wheels will the foot brake work on?

a. front left wheel, rear right wheel

b. front wheel

c. rear wheel

d. all 4 wheels

82. what is the color of quality brake fluid?

a. yellow clear

b. thick black

c. red

d. dark brown

83. what color is the deteriorated brake fluid

a. blue

b. red

c. black

d. yellow

84. the handbrake controls which wheels of the car

a. wheels Rear pair

b. Front wheel

c. All four wheels

D. Rear right wheel, front left wheel

85. When the brakes are pressed and there is a noise, what is the reason?

a. Brake pads are worn out or expired

b. Tires expire

c. Weak tires

d. . Solid tire air

86. Brake pads will work with what part of the car

a. Tires

b. Car wheels

c. Wheel pans

D. Brake discs

87. Which of the following is the function of engine oil

g. Cooling from the radiator

b. Cooling the heat from the engine

c. Cooling the brake pads

D. Clean the radiator

88. Which of the following is not a function of engine oil?

A. Cooling from radiator

b. Lubricating moving parts to reduce wear

c. Cleaning internal engine parts

D. Cooling off engine.

89. Preparation of the car before measuring the engine oil level Which of the following is correct?

A. Park the car on a level surface and turn off the engine.

b. Park the car on a sloped surface and start the engine.

C. Park the car anywhere and start the engine.

d. Clean the car's sprayer first.

90. Checking the engine oil level can be seen from anything:

a. engine oil level dipstick

b. automatic transmission oil level dipstick

c. power oil level dipstick

d. engine oil filter

91. Which engine oil level measurement is the best?

a. Engine oil level F

b. Engine oil level L

c. Engine oil level below L

d. Engine oil level below F

92 .If the engine oil level is too high, what effect will it have?

a. Reduce engine heat

b. Extend engine life longer than normal

c. Cause high pressure in the engine room and white smoke

d. Burning completely, reducing pollution

93. If the engine oil level is too low, what effect will it have?

a. Save fuel

b. Extend the working life of engine parts

c. Strong engine start easily

d. Make engine parts wear out quickly

94.To ensure the safety of using the car, the engine oil level should be checked at least

a. Once a week

b. Twice a month

c. Once a month

d. Two months 1 time

95. When should brake fluid be changed?

a. should be replaced every 3 months

b. should be replaced every 6 months

c. should be replaced every 1 year

d. should be changed every time the engine oil is changed

96. What are the properties of brake fluid ?

a. liquid acting as a medium for transferring power from brake pedal

b. low boiling point lubricant

d. volatile lubricants

c. chemicals used to remove moisture

97. Which of the following is the engine oil level measurement?

A. Listen to the engine sound

B. Pull out the dipstick to check

C. Look at the oil droplets.

D. Open the engine oil cap.

98. If the power oil level is lower than the specified How will it affect your driving?

a. The steering wheel is heavier than usual

b. The car will tilt to the left

c. The car will tilt to the right

d. The car will sway

99. When should brake fluid be replaced

a. Should be replaced every 2 years

b. Should be replaced every 5 years

c. Should be replaced every year

d. No need to change Keep filling up to level only.

100. Which of the following is not a property of engine oil

a. Save fuel

b. Help lubrication, reduce friction and wear

c. Prevent rust in the engine

d. Prevent dust

101. Which of the following is not an inspection of engine oil

a. smell

b. color

c. volume

d. viscosity, impurity

102.How much should you add engine oil?

A. Fill higher than the upper limit of the dipstick

b. The amount is equal to the upper limit of the dipstick

C. Fill below the lower limit of the dipstick

D. Fill the engine.

103. What is the function of a car radiator?

a. to cool the engine

b. to make the car run faster

c. to cool the passenger compartment

d. to save fuel

104. Filling water in the water tank should be filled to what level

a. Fill it between Full and Low

b. Fill it beyond Full level

c. Fill it below Low

d. Fill it to the cap

105. What should the normal operating engine temperature be?

A. 60 - 70 ° C.

B. 50 -60 ° C.

C. 40-50 ° C.

D. 80 -95 ° C.

106. If the engine overheats, what should not be done?

A. Add water when the engine cools down.

B. Pour water onto the engine to cool the engine.

C. Open the hood to cool

off. D. Turn off the A/C, open the window and park the car.

107. What will happen if the radiator fan is broken?

a. Water temperature and engine will increase

b. Water temperature and engine will decrease

c. Water temperature and engine will be stable

d. Fuel economy

108. What is the function of the radiator fan?

a. to cool the brakes

b. to make the water hot faster

c. to help cool the radiator

d. to save fuel

109. In what case you should not open the radiator?

A. Open it in the morning while the engine is not started

B. Engine is cold.

C. Engine is very hot.

d. Open the radiator reservoir to fill the water.

110. The condition of the radiator hose that is still in good use must look like

a. Squeeze and must be flexible

b. Squeeze and must be hard

c. Swelling on the rubber hose

d. Tear marks

111. Car water pump What is the function?

a. Make water circulate from the engine to the radiator and flow back into the engine

b. Make the fuel circulate from the engine to the fuel tank

c. Make the engine oil circulate inside the engine

d. The water pump from outside when the water in the radiator is missing go

112.Which one is the way to prevent the engine from overheating?

a. Fill the tires more than usual

b. Turn on the car air conditioner to be strong

c. Change the fan to a bigger size.

D. Check the water level in the radiator every day before use.

113. Checking the tire pressure Which wheels must be inspected?

a. Only the front wheel

b. Only the rear wheel

c. All four wheels

d. All four wheels and the spare wheel

114. Which of the following is incorrect?

A. A jack. Supporting. Used to lift a car.

b. Spare tire is not required.

C. Flashlight to help find damaged spots at night

D. Fire extinguisher. Use when there is a fire. engine burn

115. Which of the following is incorrect about checking the car before use?

A. Check for damage of signal lights by turning on flashing lights around the car.

B. To maintain battery life. Always use groundwater to fill.

c. Should turn off the engine before checking the lubricant

D. Check the tire pressure regularly.

116. Which of the following is an incorrect inspection and maintenance of automobile equipment?

a. Fill the windshield washer with clean water mixed with dishwashing liquid to increase the efficiency of cleaning dirt.

b. Fill the engine oil with the top level always.

c. Should use distilled water to fill the battery every time.

d. Always fasten the battery terminals to ensure they are ready for use.

117. Checking the oil level in the engine. When should I check?

a. Immediately after the engine is turned off

b. While the engine is running

c. After at least 10 minutes of turning off the engine

d. While parking on a hill

118. To remove the battery terminal Should be removed before any terminal

a. Remove the anode and the cathode simultaneously

b. Anode

c. Whatever pole position.

d. Cathode

119. The liquid level in the following. If the level is low, it is likely to cause an accident.

a. brake fluid level

b. battery water level

c. coolant level

d. windshield washer fluid level

120. Why should not add water in the radiator tank to a full tank?

A. Because it must reserve space for expansion of water when heated.

B. Because the water in the radiator will be hotter.

C. Because it will cause the engine. Damaged

D. because it will cause the radiator to rust even more.

121.Which of the following is incorrect

a. Should warm up the engine before every departure

b. Listen to the engine every time whether there is a malfunction or not

c. Stop the engine and check the oil level immediately

d. Check the system Send power every time whether it works normally or not.

122. How to check the correct tire pressure?

A. Hit the tire with iron

b. Use a tire pressure gauge

c. Look with the naked eye

D. Feel it with your hand.

123.Which of the following is not a cause of the engine will not start or difficult to start

a. The battery is insufficient

b. Overfilling the engine

c. The fuel runs out

d. The fuse blew

124. Checking the correct tire pressure When to do?

a. When the tire temperature is low

b. After driving for several hours

c. When the tire temperature is high

d. After driving at high speed

125. The battery life is less than usual. What is the cause?

a. Often dry distilled water

b. Always turn on the headlights because of the haze when driving

C. Turn on the headlights often when driving during At night

d. open and close the car window often when driving.

126. Radiator seepage from what?

A. Engine can't accelerate.

b. Can't get into gear normally, feels stuck when adjusting gear

c. Engine rpm will be higher than normal

d. Notice the coolant stains around the seepage point

127. If water is added to the radiator tank, do not add any type of water

A. Ground water

b. Rainwater

c. Distilled

D. Tap water

128. Preliminary check of the tension - slack of the engine belt How should I check?

A. Look at the engine belt with the naked eye.

b. Press the engine belt with your fingers.

c. start the engine . Listen to the engine belt

D. Feel the engine belt with your hands.

129. What should I check for electrical systems in a car?

A. Left-right turn signal

b. Brake light and headlight

c. Left and right turn signal light

d. Left-right turn signal and high-low beam- Dimmer light - brake light - license plate light

130. Filling the water in the radiator tank should be at what level?

A. Between the high-low threshold. Defined beside the water tank

b. Full tank

c. Fill as much as you want

d. Half a tank

131. Why shouldn't you fill the tank with water to the top?

a. Because it will damage the engine

b. Because the water in the radiator will more hot

c. because it will cause the radiator to rust even more

d. because reserve space for water expansion when heated

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