ASE A5 Brakes Practice Test
11. Which of the following brake fluids are silicone based?
- A. Dot 2
- B. Dot 3
- C. Dot 4
- D. Dot 5
12. A vehicle stops but the brake pedal fades completely to the floorboard afterwards. There are no external leaks. Which of these is the MOST likely cause of this condition?
- A. Faulty vacuum brake booster.
- B. Clogged vacuum booster check valve.
- C. Dark discolored brake fluid.
- D. Master cylinder cup seals.
13. Two technicians are inspecting a brake drum for wear. Technician A says if the brake drum has small cracks along it's inside lining it should be replaced. Technician B says if a brake drum has minor pitting along it's inside lining it may be resurfaced. Who is correct?
- A. Technician A
- B. Technician B
- C. Both A and B
- D. Neither A or B
14. The brake shoes on the rear of a vehicle are worn and must be replaced. Technician A says the primary shoe faces the front of the vehicle. Technician B says the lining of the primary shoe must be riveted to the shoe plate. Who is correct?
- A. Technician A
- B. Technician B
- C. Both A and B
- D. Neither A or B
15. Rust and corrosion have damaged the brake lines on the axle of a light truck and caused them to leak fluid. These brake lines cannot be repaired and must be replaced. Technician A says double flare copper tubing is used for brake lines. Technician B says single flare steel tubing is used for brake lines. Who is correct?
- A. Technician A
- B. Technician B
- C. Both A and B
- D. Neither A or B
