Electronic Brake Control System Trivia Quiz
(504).jpg "Electronic Brake Control System Trivia Quiz - Quiz")
You need to take this scintillating "Electronic brake control system" trivia quiz if you wish to broaden your horizons about this topic. Who can say, you might even learn a new thing or two! Electronic brake systems consist of a brake controller, which is an electronic device that is responsible for the activation and control of the brake system. Share this quiz with your friends so they can take this test as well and see how they score! Let us begin.
- 1.Tech A says that the purpose of an anti-lock braking system is to prevent the wheels from locking during braking, especially on low-friction surfaces such as wet, icy, or snowy roads. Tech B says that the anti-lock braking system does not mean a vehicle can stop quickly on all road surfaces. Who is correct?
- A.
Tech A
- B.
Tech B
- C.
Both Techs A and B
- D.
Neither Tech A nor B
- 2.The brake switch sends an electronic signal to which of the following?
- A.
Brake lights
- B.
Electronic brake control module
- C.
Both A and B
- D.
None of the above
- 3.Which of the following typically reports the vehicle's speed to the electronic brake control module?
- A.
Wheel speed sensor
- B.
Vehicle speed sensor
- C.
Both A and B
- D.
None of the above
- 4.Some anti-lock braking systems require a scan tool that connects to the electronic brake control module or power train control module to read the fault codes.
- A.
True
- B.
False
- 5.Which of the following is a typical sensor used by the electronic stability control system?
- A.
Yaw sensor
- B.
Steering angle sensor
- C.
Roll-rate sensor
- D.
All of the above
- 6.Some traction control systems can be temporarily deactivated by a traction control system function switch located on the dash or center console.
- A.
True
- B.
False
- 7.Which of the following is used to diagnose an anti-lock braking system fault?
- A.
DVOM
- B.
Oscilloscope
- C.
Both A and B
- D.
None of the above
- 8.Wheel speed sensors should be checked for which of the following with a DVOM?
- A.
Open
- B.
Ground
- C.
High resistance
- D.
All of the above
- 9.The tone wheel used on an anti-lock braking system's wheel speed sensors should be checked for which of the following?
- A.
Broken teeth
- B.
Damaged teeth
- C.
Missing teeth
- D.
All of the above
- 10.On a vehicle with an electronic brake control module, if the yellow warning lamp is not illuminated and the brakes are not functioning properly, suspect a problem that is not monitored by the electronic brake control module.
- A.
True
- B.
False
- 11.Which of the following modules executes the commands of the anti-lock braking system control module?
- A.
Power train control module
- B.
Transmission control module
- C.
Hydraulic control module
- D.
None of the above
- 12.Typical hydraulic control units for electronic brake control systems can have how many channels?
- A.
Two
- B.
Three
- C.
Four
- D.
All of the above
- 13.If there is a fault with the hydraulic control unit, typically the unit is which of the following?
- A.
Serviceable in the field
- B.
Not serviceable in the field
- C.
Both A and B
- D.
None of the above
- 14.Wheel speed sensors send electric signals to the electronic brake control module to determine the speed and rate of deceleration of each wheel.
- A.
True
- B.
False
- 15.Wheel sensor assemblies are comprised of a toothed tone wheel and a pick-up assembly, separated by a metal plate.
- A.
True
- B.
False
- 16.Tech A says that all traction control systems apply the brakes as a first step and reduce engine power. Tech B says that some traction control systems do not apply the brakes as a first step but reduce engine power. Who is correct?
- A.
Tech A
- B.
Tech B
- C.
Both Techs A and B
- D.
Neither Tech A nor B
- 17.Tech A says that wheel speed senor operation can be tested with a DVOM. Tech B says that wheel speed senor operation can be checked with an oscilloscope. Who is correct?
- A.
Tech A
- B.
Tech B
- C.
Both Techs A and B
- D.
Neither Tech A nor B
- 18.Tech A says that if the yellow warning lamp is illuminated indicating a fault in the electronic brake control system, you should retrieve the diagnostic trouble codes and follow the procedure listed in the service information. Tech B says that if the yellow warning lamp is not illuminated and the brakes are not functioning properly on a vehicle with an electronic brake control system, you should suspect a problem that is not monitored by the electronic brake control module. Who is correct?
- A.
Tech A
- B.
Tech B
- C.
Both Techs A and B
- D.
Neither Tech A nor B
- 19.Which of the following is MOST likely to be in an electronic brake control module?
- A.
Electronic circuitry
- B.
Computer memory
- C.
Output drivers
- D.
All of the above
- 20.Which of the following is LEAST likely to be an input to an electronic brake control module?
- A.
Crank sensor
- B.
Ignition switch
- C.
Battery
- D.
All of the above
- 21.Tech A says that bleeding an electronic brake control system is just like bleeding a non–electronic brake control system. Tech B says that if the air is allowed into the electronic brake control system, it can become trapped in the hydraulic control unit, requiring a scan tool to operate the solenoid valves to help bleed the air from the electronic brake control system. Who is correct?
- A.
Tech A
- B.
Tech B
- C.
Both Techs A and B
- D.
Neither Tech A nor B
- 22.Which brake fluid is LEAST likely to be used in an electronic brake control system?
- A.
DOT 4
- B.
DOT 5
- C.
Both A and B
- D.
None of the above
- 23.Tech A says that some anti-lock braking systems do away with the mechanical proportioning valve. Tech B says that the electronic brake control module performs an automatic self-check and warning lamp bulb check on the anti-lock braking system every time the key is turned to the “run” position. Who is correct?
- A.
Tech A
- B.
Tech B
- C.
Both Techs A and B
- D.
Neither Tech A nor B
- 24.All of the following are typical methods of reducing power in the vehicle when the electronic brake control module requests reduced power, EXCEPT:
- A.
Reducing the throttle plate opening.
- B.
Shutting down one or more injectors.
- C.
Reducing the engine timing.
- D.
Selecting a lower gear in the transmission.
- 25.Tech A says that a typical wheel speed sensor can be faulty due to a sensor resistance problem. Tech B says that a typical wheel speed sensor could be faulty due to no voltage supply. Who is correct?
- A.
Tech A
- B.
Tech B
- C.
Both Techs A and B
- D.
Neither Tech A nor B
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