ASE A5 Brakes Practice Test
1. A pulsation is felt in the steering wheel only when the brakes are applied. Which of the following is most likely causing this condition?
- A. An out-of-round tire.
- B. Front rotor lateral runout.
- C. A cupped tire.
- D. Warped rear rotors.
2. The traction control and stability control systems require input from which of the following sensors?
- A. Yaw Rate Sensor
- B. Steering Angle Sensor
- C. Wheel Speed Sensor
- D. All of the above.
3. Which of the following lubricants are used to lubricate rubber brake components while performing a brake job?
- A. High Temperature Silicon-based Lubricant
- B. Petroleum-based Lubricant
- C. Both A and B
- D. Neither A or B
4. A technician inspects the brakes on a vehicle with four-wheel disc brakes and a vacuum assist brake booster. After pumping the brake pedal several times, the technician starts the engine. The pedal drops about ¼ of an inch toward the floor. Which of the following statements is correct?
- A. This is normal.
- B. The brake booster is faulty.
- C. The master cylinder is faulty.
- D. There is air in the brake system.
5. A customer states the TCS traction control system's warning light sometimes flashes while accelerating from a stoplight. Technician A says the TCS system controls wheel spin while accelerating on slippery surfaces. Technician B says it is normal for the warning light to flash when the system is active. Who is correct?
- A. Technician A
- B. Technician B
- C. Both A and B
- D. Neither A or B