Question 1

Technician A says the wheel speed sensor air gap cannot be adjusted. Technician B says wheel speed sensors can be tested with a lab scope. Who is correct?

Accepted Answer

A)   A only
B)   B only
C)   both A and B
D)   neither A nor BE) A) and D)
F) A) and B)

Question 2

Modern antilock brake systems provide electronic/hydraulic ____________________ of the brakes for straight-line stopping during panic conditions.

Accepted Answer

The answer of Modern antilock brake systems provide electronic/hydraulic ____________________...

Question 3

DOT ____________________ brake fluid is recommended for most antilock systems.

Accepted Answer

The answer of DOT ____________________ brake fluid is recommended for...

Question 4

Automatic stability control systems help correct _____ by applying the inner or outer wheel brakes.

Accepted Answer

A)   oversteer
B)   understeer
C)   both "oversteer" and "understeer"
D)   neither "oversteer" nor "understeer"E) B) and C)
F) None of the above

Question 5

When the ABS is activated when a wheel begins to lock, the brake pedal should ______.

Accepted Answer

A)   drop about one inch
B)   should go from hard to spongy
C)   make you feel a small bump followed by rapid pedal pulsations
D)   all answers are correctE) None of the above
F) All of the above

Question 6

Technician A says understeer is a condition where the vehicle is slow to respond to steering changes. Technician B says oversteer occurs when the rear wheels try to swing around or fishtail. Who is correct?

Accepted Answer

A)   A only
B)   B only
C)   both A and B
D)   neither A nor BE) A) and B)
F) B) and D)

Question 7

Antilock brake systems are highly effective in stopping a vehicle driving over loose snow.

Accepted Answer

A) True 
 B)False

Question 8

Technician A says some antilock brake systems use a lateral acceleration sensor in addition to the wheel speed sensors. Technician B says traction control systems apply one wheel brake to control oversteer while turning. Who is correct?

Accepted Answer

A)   A only
B)   B only
C)   both A and B
D)   neither A nor BE) A) and B)
F) C) and D)

Question 9

All vehicles have a(n) ____________________-colored warning lamp to indicate a problem in the vehicle's antilock brake system.

Accepted Answer

The answer of All vehicles have a(n) ____________________-colored warning lamp...

Question 10

Technician A says information from the wheel speed sensors is available to other control modules on the CAN network. Technician B says wheel speed sensors are AC generator-type sensors. Who is correct?

Accepted Answer

A)   A only
B)   B only
C)   both A and B
D)   neither A nor BE) A) and B)
F) B) and D)

Question 11

The ABS ____________________ module monitors system operation and commands antilock functions when needed.

Accepted Answer

control
EBCM [electr...

Question 12

When activated, the dump valve sends hydraulic pressure to the ______.

Accepted Answer

A)   master cylinder reservoir
B)   wheel cylinder/caliper
C)   fluid accumulator
D)   master cylinder primary chamberE) None of the above
F) B) and C)

Question 13

ATC systems are being discussed. Technician A says in order to use the brakes to control wheel spin, the ABS must have a pump to develop hydraulic pressure and an accumulator to store reserve pressure. Technician B says the pulse rings and wheel-speed sensors for ATC systems are located inside the transmission and are different from ABS wheel speed sensors. Who is correct?

Accepted Answer

A)   A only
B)   B only
C)   both A and B
D)   neither A nor BE) A) and B)
F) A) and C)

Question 14

Antilock brake systems can modulate the pressure to the brakes as often as _____ times per second.

Accepted Answer

A)   five
B)   fifteen
C)   fifty
D)   sixtyE) C) and D)
F) All of the above

Question 15

Nonintegral ABS systems use a conventional vacuum-assist booster and master cylinder.

Accepted Answer

A) True 
 B)False

Question 16

Two solenoid valves are used to control each hydraulic circuit or channel.

Accepted Answer

A) True 
 B)False

Question 17

The majority of antilock brake systems are of the integrated design.

Accepted Answer

A) True 
 B)False

Question 18

An ABS speed sensor may be located on an axle's differential gear housing.

Accepted Answer

A) True 
 B)False

Question 19

G-force is a measurement of a vehicle's ____________________.

Accepted Answer

accelerati...

Question 20

The function of the pressure switch in the hydraulic control unit is to ______.

Accepted Answer

A)   activate the ABS warning light
B)   trigger the solenoids when pressure has exceeded preset limits
C)   turn the booster pump off and on
D)   all answers are correctE) None of the above
F) B) and C)

Exam 53: Antilock Brake, Traction Control, and Stability Control Systems

Technician A says some antilock brake systems use a lateral acceleration sensor in addition to the wheel speed sensors. Technician B says traction control systems apply one wheel brake to control oversteer while turning. Who is correct?

Correct Answer
verified

When the ABS is activated when a wheel begins to lock, the brake pedal should ______.

Correct Answer
verified

The majority of antilock brake systems are of the integrated design.

Correct Answer
verified

When activated, the dump valve sends hydraulic pressure to the ______.

Correct Answer
verified

Antilock brake systems are highly effective in stopping a vehicle driving over loose snow.

Correct Answer
verified

Antilock brake systems can modulate the pressure to the brakes as often as _____ times per second.

Correct Answer
verified

Technician A says the wheel speed sensor air gap cannot be adjusted. Technician B says wheel speed sensors can be tested with a lab scope. Who is correct?

Correct Answer
verified

Nonintegral ABS systems use a conventional vacuum-assist booster and master cylinder.

Correct Answer
verified

Automatic stability control systems help correct _____ by applying the inner or outer wheel brakes.

Correct Answer
verified

Modern antilock brake systems provide electronic/hydraulic ____________________ of the brakes for straight-line stopping during panic conditions.

Correct Answer
verified

All vehicles have a(n) ____________________-colored warning lamp to indicate a problem in the vehicle's antilock brake system.

Correct Answer
verified

Technician A says information from the wheel speed sensors is available to other control modules on the CAN network. Technician B says wheel speed sensors are AC generator-type sensors. Who is correct?

Correct Answer
verified

DOT ____________________ brake fluid is recommended for most antilock systems.

Correct Answer
verified

The function of the pressure switch in the hydraulic control unit is to ______.

Correct Answer
verified

G-force is a measurement of a vehicle's ____________________.

Correct Answer
verified
accelerati...
View Answer

Correct Answer
verified

An ABS speed sensor may be located on an axle's differential gear housing.

Correct Answer
verified

Two solenoid valves are used to control each hydraulic circuit or channel.

Correct Answer
verified

The ABS ____________________ module monitors system operation and commands antilock functions when needed.

Correct Answer
verified
control
EBCM [electr...
View Answer

Technician A says understeer is a condition where the vehicle is slow to respond to steering changes. Technician B says oversteer occurs when the rear wheels try to swing around or fishtail. Who is correct?

Correct Answer
verified

Exam 53: Antilock Brake, Traction Control, and Stability Control Systems

Technician A says some antilock brake systems use a lateral acceleration sensor in addition to the wheel speed sensors. Technician B says traction control systems apply one wheel brake to control oversteer while turning. Who is correct?

Correct AnswerverifiedShow Answer

When the ABS is activated when a wheel begins to lock, the brake pedal should ______.

Correct AnswerverifiedShow Answer

The majority of antilock brake systems are of the integrated design.

Correct AnswerverifiedShow Answer

When activated, the dump valve sends hydraulic pressure to the ______.

Correct AnswerverifiedShow Answer

Antilock brake systems are highly effective in stopping a vehicle driving over loose snow.

Correct AnswerverifiedShow Answer

Antilock brake systems can modulate the pressure to the brakes as often as _____ times per second.

Correct AnswerverifiedShow Answer

Technician A says the wheel speed sensor air gap cannot be adjusted. Technician B says wheel speed sensors can be tested with a lab scope. Who is correct?

Correct AnswerverifiedShow Answer

Nonintegral ABS systems use a conventional vacuum-assist booster and master cylinder.

Correct AnswerverifiedShow Answer

Automatic stability control systems help correct _____ by applying the inner or outer wheel brakes.

Correct AnswerverifiedShow Answer

Modern antilock brake systems provide electronic/hydraulic ____________________ of the brakes for straight-line stopping during panic conditions.

Correct AnswerverifiedShow Answer

All vehicles have a(n) ____________________-colored warning lamp to indicate a problem in the vehicle's antilock brake system.

Correct AnswerverifiedShow Answer

Technician A says information from the wheel speed sensors is available to other control modules on the CAN network. Technician B says wheel speed sensors are AC generator-type sensors. Who is correct?

Correct AnswerverifiedShow Answer

DOT ____________________ brake fluid is recommended for most antilock systems.

Correct AnswerverifiedShow Answer

The function of the pressure switch in the hydraulic control unit is to ______.

Correct AnswerverifiedShow Answer

G-force is a measurement of a vehicle's ____________________.

Correct Answerverifiedaccelerati...View AnswerShow Answer

Correct AnswerverifiedShow Answer

An ABS speed sensor may be located on an axle's differential gear housing.

Correct AnswerverifiedShow Answer

Two solenoid valves are used to control each hydraulic circuit or channel.

Correct AnswerverifiedShow Answer

The ABS ____________________ module monitors system operation and commands antilock functions when needed.

Correct AnswerverifiedcontrolEBCM [electr...View AnswerShow Answer

Technician A says understeer is a condition where the vehicle is slow to respond to steering changes. Technician B says oversteer occurs when the rear wheels try to swing around or fishtail. Who is correct?

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
verified

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verified

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
verified
accelerati...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
control
EBCM [electr...
View Answer

Correct Answer
verified