ASE A4 Steering and Suspension Practice Test
56. A technician is using a steel hammer to remove a loose tie rod end from an aluminum steering knuckle. Which of the following is correct?
- A. Care should be taken not to strike the threaded ball socket.
- B. Care should be taken not to strike the loose tie rod end.
- C. Use a puller not a hammer to remove the tie rod end from the steering knuckle.
- D. Use a puller to apply pressure while striking the steering knuckle with moderate force to remove the loose tie rod end.
Answer A is wrong. Use a puller on aluminum parts. They also save threaded parts from unwanted damage.
Answer B is wrong. Striking an aluminum part with a hammer can easily dent it or cause irreversible damage.
Answer C is correct. Using the appropriate puller can save time and the part that’s being removed.
Answer D is wrong. Answer C is correct.
57. Technician A says Electric Power Steering systems require inputs from the steering torque sensor and the vehicle speed sensor to operate the system's electric motor. Technician B says to use a scan tool to retrieve trouble codes from an EPS system. Who is correct?
- A. Technician A
- B. Technician B
- C. Both A and B
- D. Neither A or B
Answer A is wrong. Both technicians are correct. These systems require inputs from torque, angle, and speed sensors.
Answer B is wrong. Use the appropriate scan tool to retrieve trouble codes and view system data.
Answer C is correct. Both technicians are correct.
Answer D is wrong. Read more about EPS power steering systems in the read more section.
58. Component A in the illustration above:
- A. Is part of the vehicle’s shock absorbing system.
- B. Absorbs impact as a vehicle travels over potholes and bumps in the road.
- C. Can be found on both front and rear suspension systems.
- D. All of the above.
Answer A is wrong. All of these choices are correct about jounce bumpers. Answer D is correct.
Answer B is wrong. Jounce bumpers and bump stops absorb impact saving passengers and suspension components from the sudden jolt.
Answer C is wrong. They can be found on both front and rear suspension systems.
Answer D is correct. All of these answers are correct.
59. Which of the following is used to flush old dark colored power steering fluid from a hydraulic power steering system?
- A. Solvent
- B. Brake cleaner
- C. Carburetor cleaner
- D. Power steering fluid
Answer A is wrong. Flushing the system removes contaminants and debris.
Answer B is wrong. Brake cleaner is not used to flush power steering systems.
Answer C is wrong. Carburetor cleaner is not used to flush power steering systems.
Answer D is correct. Power steering fluid is used to flush power steering systems. Some manufacturer's recommend flushing with a solvent free power steering cleaner before a regular fluid exchange or every 50,000 miles.
60. A technician is bleeding air from a hydraulic power steering system. All of the following are true about bleeding hydraulic power steering systems EXCEPT:
- A. Raise the front tires off the ground.
- B. Turn the steering wheel left and right from stop to stop to remove air from the system.
- C. Flush with clean power steering fluid.
- D. Hold the wheel against each steering stop for at least ten seconds.
Answer A is wrong. The tires are raised in the air to prevent flat spots.
Answer B is wrong. Turn the wheel left and right from stop to stop to bleed air from the system.
Answer C is wrong. Use the recommended fresh power steering fluid.
Answer D is correct. Do not hold the wheel against the steering stops for more than five seconds. Doing so quickly increases system pressure and can damage power steering components.