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Auto 2 Goosey > Benchmark 1 > Flashcards

Benchmark 1 Flashcards

First Benchmark Goose sent

1
Q

Technician A says water pumps may leak coolant when going bad. Technician B says water pumps with a bad bearing may emit a noise. Who is right?
A, B, Both, Neither

A

Both

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2
Q

All of these can cause belt noise except:
A. aligned belt
B. faulty tensioner
C. misaligned pulley
D. cracked belt

A

A. aligned belt

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3
Q

While replacing a serpentine belt that does not have a belt-routing diagram, Technician A says one should draw or take a picture of the pulley system to aid in reinstalling the belt correctly. Technician B says that is not necessary to draw a diagram because the belt can only go on one way. Who is right?
A, B, Both, Neither

A

A only

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4
Q

Two technicians are discussing replacing a serpentine belt-driven water pump. Technician A states that valve timing will need to be adjusted during this procedure. Technician B states that the cooling system needs to be drained before removing the water pump. Who is right?
A, B, Both, Neither

A

B only

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5
Q

When draining and refilling coolant in a vehicle, what needs to be done to ensure the coolant level is correct?
A. leave the drain plug loose as one fills the radiator
B. drive the vehicle on the highway for 10 min
C. add an extra quart of antifreeze to the overflow tank
D. bring the engine up to operating temperature and bleed the excess air from the cooling system

A

D. bring the engine up to operating temperature and bleed the excess air from the cooling system

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6
Q

Technician A says when one is searching for an engine noise, a stethoscope can be used. Technician B says a long heater hose can be used to help locate engine noises. Who is correct?
A, B, Both, Neither

A

Both

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7
Q

Which is the best method for diagnosing abnormal engine noises?
A. placing one’s hand on suspect components while the vehicle is running
B. using a stethoscope that is designed for automotive use while the vehicle is running
C. driving around with the windows down
D. driving around with the windows up

A

B. using a stethoscope that is designed for automotive use while the vehicle is running

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8
Q

When inspecting an engine that is leaking fluid, what helps determine what system is leaking?
A. Color of the fluid
B. Smell of the fluid
C. Neither A nor B
D. Both A and B

A

Both A and B

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9
Q

When replacing engine drive belts, Technician A says that the majority of serpentine belts are equipped with automatic belt tensioners. Technician B says that the majority of V-belts are equipped with automatic belt tensioners. Who is right?
A, B, Both, Neither

A

A only

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10
Q

Technician A says a hydrometer can be used to test the strength of antifreeze. Technician B says a refractometer can be used to test the strength of antifreeze. Who is right?
A, B, Both, Neither

A

Both

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11
Q

Which tool can be used to test engine coolant strength?
A. coolant refractometer
B. coolant color chart
C. coolant pressure tester
D. coolant thermocouple

A

A. coolant refractometer

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12
Q

When replacing a water pump that is driven by the drive belt, all of these precautions should be followed except:
A. making sure the engine is cool prior to servicing any part of the cooling system
B. using the proper tool to remove the belt
C. waiting until the engine is hot for easier removal of the water pump bolts
D. making sure all gasket surfaces are clean and free of oil prior to installing the new water pump

A

C. waiting until the engine is hot for easier removal of the water pump bolts

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13
Q

All are examples of the most common abnormal engine noises except:
A. bearing knock
B. pinion whine
C. spark knock
D. lifter tap

A

B. pinion whine

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14
Q

When the seal fails on the water pump shaft, it will normally leak from the:
A. gasket
B. bearing
C. hose connection
D. weep hole

A

D. weep hole

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15
Q

Technician A says when replacing antifreeze, one should ensure the correct type of coolant is being used. Technician B says that air in the cooling system could cause an engine to run hot. Who is right?
A, B, Both, Neither

A

Both

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16
Q

While replacing a water pump, which is not necessary?
A. Cleaning both mating surfaces of any gasket material
B. Always removing the radiator
C. Cleaning bolt threads of any debris
D. Making sure belt is tightened to the manufacturer’s specifications

A

B. Always removing the radiator

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17
Q

In order to drain the fluid on rear differentials without a drain plug, it may require the technician to remove the:
A. axles
B. inspection cover
C. driveshaft
D. housing

A

B. inspection cover

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18
Q

While discussing drive belts, Technician A says abnormal belt wear can be caused by pulley misalignment. Technician B says a belt that is frayed on the edges should be reused. Who is right?
A, B, Both, Neither

A

A only

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19
Q

Technician A says coolant should be recovered and recycled per EPA guidelines. Technician B says orange coolant can be removed from the engine and disposed of by pouring down the drain. Who is right?
A, B, Both, Neither

A

A only

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20
Q

Two technicians are diagnosing a knocking noise from the engine compartment. Technician A says it is not necessary to check the fluid levels. Technician B says when checking for noises it may be necessary to use a stethoscope to determine the location of the noise. Who is right?
A, B, Both, Neither

A

B only

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21
Q

A misaligned drive belt can cause premature belt failure, according to Technician A. Technician B says an overtightened belt can cause premature belt failure. Who is right?
A, B, Both, Neither

A

Both

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22
Q

When inspecting an engine for a possible leak, the technician notices a green liquid dripping from the front of the engine. What type of fluid is most likely leaking?
A. brake fluid
B. transmission fluid
C. coolant
D. engine oil

A

C. coolant

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23
Q

A customer complains of a serpentine belt that repeatedly comes off. Technician A states that this could be caused by a misaligned pulley. Technician B states that this could be caused by a worn tensioner. Who is right?
A, B, Both, Neither

A

Both

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24
Q

Which can cause drive belt wear?
A. excessive heat
B. oil leaks
C. coolant leaks
D. all of the above

A

D. all of the above

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25
Q

A customer complains that the vehicle has a loud rattling noise every morning when first started. Technician A states that the car should be left at the shop overnight to properly verify this concern. Technician B states that the wrong oil filter could cause this concern. Who is right?
A, B, Both, Neither

A

Both

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26
Q

Technician A says all coolant leaks will be green. Technician B says coolant leaks could be a variety of colors. Who is right?
A, B, Both, Neither

A

B only

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27
Q

When replacing water pumps that are driven by an accessory belt, the technician should:
A. make sure mating surfaces are clean and free from old gasket material
B. use the correct torque value when tightening the bolts
C. make note of the accessory belt routing
D. All of the above

A

D. All of the above

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28
Q

An engine cooling system flush has just been performed. Technician A says to bleed the air out of the system before driving. Technician B says to always use coolant designed for that vehicle. Who is right?
A, B, Both, Neither

A

Both

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29
Q

When one is testing engine coolant, which tool(s) can be used?
A. coolant test strips
B. refractometer
C. hydrometer
D. all of the above

A

D. all of the above

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30
Q

Two technicians are discussing engine oil leaks. Technician A says that an oil leak can be found by using an oil dye. Technician B says a tracing powder could be used to find a leak. Who is right?
A, B, Both, Neither

A

Both

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31
Q

When replacing a drive belt on a V-8 engine equipped with a serpentine belt, which should also be checked?
A. tensioner
B. idler pulley
C. belt alignment
D. all of the above

A

D. all of the above

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32
Q

A customer complains that oil is found under the car every time it is parked. Technician A states that while inspecting for the leak, one should follow the oil to the highest point to find the leak. Technician B states that the oil will need to be changed to find the source of the leak. Who is right?
A, B, Both, Neither

A

A only

33
Q

Two technicians are discussing a water pump replacement. Technician A says water pumps that need replacing will always show a leak. Technician B says water pump bearings could be noisy, indicating failure. Who is right?
A, B, Both, Neither

A

B only

34
Q

Technician A says that when replacing valve cover gaskets, the technician should make sure the mating surfaces are free from any old gasket material. Technician B says to use silicone RTV in the place of gaskets. Who is right?
A, B, Both, Neither

A

A only

35
Q

A customer complains of an oil leak on the garage floor. Technician A says that the valve cover gasket could be the cause. Technician B says the oil pressure sending unit could be the cause. Who is right?
A, B, Both, Neither

A

Both

36
Q

A customer states that there is a high-pitched squealing noise when the vehicle is first started. Technician A says to inspect the belt condition and tension, then adjust the specifications if necessary. Technician B says if a belt makes noise, it should always be replaced. Who is right?
A, B, Both, Neither

A

A only

37
Q

Technician A says abnormal engine noises only happen when the engine is cold. Technician B says abnormal engine noises only happen when the engine is hot. Who is right?
A, B, Both, Neither

A

Neither

38
Q

Technician A says it is necessary to use a mixture of antifreeze and distilled water for proper cooling system protection. Technician B says that it is acceptable to mix different types of antifreeze in the cooling system. Who is right?
A, B, Both, Neither

A

A only

39
Q

Technician A says that a serpentine drive belt system that has a belt tensioner never needs adjusting. Technician B says that a drive belt system that uses a V-type belt never needs adjusting. Who is right?
A, B, Both, Neither

A

A only

40
Q

Two technicians are discussing the procedure to replace a valve cover gasket. Technician A says one should clean all gasket material from both mating surfaces. Technician B says to inspect the valve cover surface for any warped or distorted areas. Who is right?
A, B, Both, Neither

A

Both

41
Q

A knocking noise comes from a vehicle’s engine area whenever the engine is idling. When the drive belt is removed, the knocking noise stops. Technician A says the problem is with one of the belt-driven accessories. Technician B says the vehicle needs an engine overhaul. Who is right?
A, B, Both, Neither

A

A

42
Q

Two technicians are discussing engine oil leaks at the engine area. Technician A says engine oil can be brown or black. Technician B says oil dye can be useful when trying to find the location of the leak. Who is right?
A, B, Both, Neither

A

Both

43
Q

Technician A says oil-soaked belts can be washed off and reused. Technician B says all belt tensioners are manually adjustable. Who is right?
A, B, Both, Neither

A

Neither

44
Q

Technician A says ATF stands for “automotive traction fluid.” Technician B says to use only the factory-recommended fluid when servicing an automatic transmission. Who is right?
A, B, Both, Neither

A

B only

45
Q

When checking the fluid level on an automatic transmission, Technician A says that most vehicles need to be running with the gear selector in park or neutral. Technician B says that some automatic transmissions do not have a dipstick to check the fluid level. Who is right?
A, B, Both, Neither

A

Both

46
Q

When replacing automatic transmission fluid, Technician A says one should also replace the transmission filter if serviceable. Technician B says if the transmission is not filled with the proper amount of fluid, transmission damage could occur. Who is right?
A, B, Both, Neither

A

Both

47
Q

While performing a transmission fluid service, which is unnecessary to perform?
A. checking inside the pan for clutch or shiny debris
B. inspecting the drain plug and washer for damage
C. refilling the transmission with 80w90 oil
D. using the manufacturer’s recommended fluid

A

C. refilling the transmission with 80w90 oil

48
Q

Two technicians are discussing automatic transmission fluid and filter replacement. Technician A states that the car should be driven to bring the fluid to normal operating temperature. Technician B states that the car will need to be restarted in order to completely refill the transmission. Who is right?
A, B, Both, Neither

A

Both

49
Q

To drain the fluid from an automatic transmission without a drain plug, a technician must:
A. tilt the transmission
B. tilt the vehicle
C. remove the driveshaft
D. remove the pan

A

D. remove the pan

50
Q

While replacing the fluid in an automatic transmission, Technician A says one may use a universal type of fluid in all transmissions. Technician B says that all automatic transmission pans have drain plugs. Who is right?
A, B, Both, Neither

A

Neither

51
Q

When performing an automatic transmission fluid and filter change, Technician A says that all automatic transmissions have a drain plug to drain the fluid from the transmission. Technician B says that all automatic transmissions are filled through the dipstick tube. Who is right?
A, B, Both, Neither

A

Neither

52
Q

While discussing an automatic transmission, Technician A says that all transmission have a drain plug to remove the fluid. Technician B says some transmissions are not serviceable from the factory. Who is right?
A, B, Both, Neither

A

B only

53
Q

Technician A says differential housing leaks from the differential housing area are considered normal. Technician B says differential housing vents should be plugged to prevent fluid from escaping. Who is right?
A, B, Both, Neither

A

Neither

54
Q

When performing a visual inspection of a manual transmission, the technician notices fluid coming out of the transmission bell housing. Technician A says it is the output seal leaking. Technician B says it is the input seal leaking. Who is right?
A, B, Both, Neither

A

B only

55
Q

To refill a rear-wheel drive manual transmission, one will most likely use a:
A. suction gun
B. vacuum pump
C. grease gun
D. funnel

A

A. suction gun

56
Q

While inspecting a rear differential for leaks, Technician A says it may be necessary to remove the brake drums to inspect the axle seals. Technician B says if the vent hose or housing vent is cracked, water may get into the differential. Who is right?
A, B, Both, Neither

A

Both

57
Q

When inspecting a rear axle for leaks, Technician A says the rear axle seals and pinion seal should be inspected. Technician B says the tail shaft seal should be inspected. Who is right?
A, B, Both, Neither

A

A only

58
Q

When checking the fluid level in a manual transmission, Technician A says the engine should be running and at normal operating temperature. Technician B says the transmission should be in park. Who is right?
A, B, Both, Neither

A

B only

59
Q

When changing the transmission fluid and filter on any automatic transmission/transaxle pan may need to be removed. Technician B says a special tool may be required to install transmission fluid in transmissions without a dipstick. Who is right?
A, B, Both, Neither

A

Both

60
Q

While discussing preventative maintenance on differentials, Technician A says when changing differential fluid it may be necessary to remove a cover to drain the fluid. Technician B says differentials with or without limited slip use the same type of fluid. Who is right?
A, B, Both, Neither

A

A only

61
Q

What type of fluids can be used in a manual transmission?
A. automatic transmission fluid
B. 80w90 gear oil
C. 10w30 motor oil
D. All of the above

A

D. All of the above

62
Q

Technician A says some manual transmissions use automatic transmission fluid. Technician B says some manual transmissions use gear lube. Who is right?
A, B, Both, Neither

A

Both

63
Q

Technician A says when replacing the fluid in a manual transaxle, the drain plug is always lower than the fill plug. Technician B says the final drive is incorporated into the transaxle assembly. Who is right?
A, B, Both, Neither

A

Both

64
Q

When performing a drain and fill fluid service on a manual transmission, Technician A says it may be necessary to remove a plug to install new fluid. Technician B says to always use 10w30 oil when filling the transaxle. Who is right?
A, B, Both, Neither

A

A only

65
Q

While discussing servicing a manual transmission, Technician A says that some manual transmissions/transaxles use automatic transmission fluid. Technician B says that some manual transmissions/transaxles do not have dipsticks. Who is right?
A, B, Both, Neither

A

Both

66
Q

Two technicians are discussing servicing a rear differential. Technician A states that most vehicles use 5w20 oil in the differential. Technician B states that some vehicles require the rear cover to be removed to drain the fluid. Who is right?
A, B, Both, Neither

A

Both

67
Q

While performing a differential service, the technician notices the old fluid is milky brown in color. Which of these components should be inspected?
A. axle flange bolts
B. housing vent
C. rear universal joint
D. ring gear bolts

A

B. housing vent

68
Q

While inspecting a differential for leaks, Technician A says that the pinion seal is an area to inspect for a leak. Technician B says a clogged differential vent can cause a fluid leak. Who is right?
A, B, Both, Neither

A

Both

69
Q

To drain the fluid on most differentials, which of these has to be removed?
A. vent tube
B. fill plug
C. cover
D. pinion flange

A

C. cover

70
Q

When inspecting the differential housing, which of these should be included in the inspection?
A. vent and/or hose
B. ABS sensor
C. rear main seal
D. brake bleeder

A

A. vent and/or hose

71
Q

A drain and refill service is being performed on a manual transaxle. Technician A states after the transaxle is refilled, the vehicle should be driven, then it should be placed back on the lift and checked for leaks. Technician B states the owner’s manual has the correct instructions on how to change the fluid. Who is right?
A, B, Both, Neither

A

A only

72
Q

When checking the fluid level on a manual transmission, Technician A says to remove the fill plug and if one can touch the fluid with a finger, the level is correct. Technician B says that some manual transmissions have a dipstick to check the fluid level. Who is right?
A, B, Both, Neither

A

Both

73
Q

When draining and refilling a differential, Technician A says that the cover may have to be removed. Technician B says that all covers use a precut gasket. Who is right?
A, B, Both, Neither

A

A only

74
Q

Technician A says only manufacturer-recommended fluid should be used to refill a differential. Technician B says 5w20 oil should be used to refill differentials. Who is right?
A, B, Both, Neither

A

A only

75
Q

Two technicians are discussing a differential leak in the wheel area. Technician A says the pinion seal could be leaking. Technician B says the vent tube may be clogged and causing a leak. Who is right?
A, B, Both, Neither

A

B only

76
Q

While draining and refilling a differential, one should:
A. use 85w90 weight gear oil
B. use a pressure washer to clean gears
C. use a hammer and chisel to remove differential cover
D. follow procedures using the correct type of fluid

A

D. follow procedures using the correct type of fluid

77
Q

Which lubricant would one expect to be used in a rear differentials?
A. 10w-30 oil
B. 75w-140 oil
C. Automatic transmission fluid
D. 50w oil

A

75w-140 oil

78
Q

When refilling a manual transmission, Technician A says that the fluid is installed through a plug in the side of the transmission. Technician B says the transmission is full when the fluid runs out of the fill hole. Who is right?
A, B, Both, Neither

A

Both

79
Q

A customer complains of a fluid leak that seems to be coming from the rear of her truck, as evidenced by a puddle left on the garage floor. Which may be the cause?
A. leaking differential vent seal
B. leaking differential housing seal
C. leaking differential slip yoke
D. worn or leaking universal joint

A

B. leaking differential housing seal

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