ASE A4 Wheel Alignment Diagnosis, Adjustment, and Repair Practice Exam Welcome to your ASE A4 Wheel Alignment Diagnosis, Adjustment, and Repair Practice Exam 1. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What is the purpose of caster in a vehicle's wheel alignment? A. To control tire pressure B. To maintain engine oil level C. To provide a means of steering the front wheels D. To stabilize the vehicle's steering and handling None 2. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair Which wheel alignment angle is primarily responsible for ensuring that all four tires are in the same plane? A. Caster B. Camber C. Toe D. Thrust angle None 3. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair Excessive positive camber on a vehicle's front wheels can lead to which of the following issues? A. Uneven tire wear on the inner edges B. Uneven tire wear on the outer edges C. Vehicle pulling to one side during braking D. Reduced fuel efficiency None 4. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What is the purpose of the thrust angle in wheel alignment? A. To control tire pressure B. To maintain engine oil level C. To measure the vehicle's turning radius D. To ensure the rear axle is aligned with the front axle None 5. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What effect does excessive negative toe have on a vehicle's tire wear? A. It causes even tire wear across the tread. B. It causes uneven tire wear on the inner edges. C. It causes uneven tire wear on the outer edges. D. It does not affect tire wear. None 6. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair Which wheel alignment angle is responsible for the tilt of the wheel from the vertical when viewed from the front or rear of the vehicle? A. Camber B. Caster C. Thrust angle D. Toe None 7. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What is the purpose of the caster angle in wheel alignment? A. To control tire pressure B. To maintain engine oil level C. To provide a means of steering the front wheels D. To measure the tire's circumference None 8. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What is the term for the condition where a vehicle's front wheels are not parallel to each other when viewed from above? A. Camber B. Caster C. Thrust angle D. Toe None 9. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair Excessive positive toe on a vehicle's front wheels can lead to which of the following issues? A. Uneven tire wear on the inner edges B. Uneven tire wear on the outer edges C. Vehicle pulling to one side during braking D. Reduced fuel efficiency None 10. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair Which wheel alignment angle is adjusted by turning the tie rod ends? A. Camber B. Caster C. Thrust angle D. Toe None 11. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What does the "thrust angle" represent in wheel alignment measurements? A. The angle between the front and rear wheels B. The angle between the wheels on the same axle C. The angle between the steering wheel and the front wheels D. The angle between the vehicle's frame and the ground None 12. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What is the primary purpose of aligning a vehicle's wheels? A. To improve fuel efficiency B. To enhance tire traction C. To ensure even tire wear D. To increase engine power None 13. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What is the term for the condition where the vehicle pulls to one side while driving on a straight road? A. Camber B. Caster C. Toe D. Drift None 14. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair Which wheel alignment angle is adjusted by turning the upper ball joint or upper control arm? A. Camber B. Caster C. Thrust angle D. Toe None 15. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What does "positive caster" mean in terms of wheel alignment? A. The steering wheel is tilted to the right. B. The steering axis is tilted backward. C. The front wheels are tilted outward. D. The front wheels are tilted inward. None 16. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What is the term for the condition where the vehicle's rear wheels follow a different path than the front wheels while turning? A. Camber B. Caster C. Toe-out on turns D. Scrub radius None 17. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What is the purpose of the "scrub radius" in wheel alignment? A. To control tire pressure B. To maintain engine oil level C. To measure the tire's circumference D. To determine the tire's contact point with the road None 18. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What wheel alignment angle affects a vehicle's ability to return to center after making a turn? A. Camber B. Caster C. Thrust angle D. Toe None 19. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair Which wheel alignment angle is adjusted by turning the lower ball joint or lower control arm? A. Camber B. Caster C. Thrust angle D. Toe None 20. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What does "negative camber" mean in terms of wheel alignment? A. The steering wheel is tilted to the left. B. The steering axis is tilted backward. C. The front wheels are tilted outward. D. The front wheels are tilted inward. None 21. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair Which type of steering system design typically incorporates "Ackermann steering geometry" to improve turning performance? A. Recirculating ball steering B. Rack and pinion steering C. Power steering D. Four-wheel steering None 22. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What is the primary purpose of measuring the "thrust angle" during a wheel alignment? A. To determine tire wear patterns B. To assess steering wheel position C. To check for proper tire inflation D. To ensure the rear axle is square with the vehicle's frame None 23. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair In wheel alignment, what does "cross-caster" refer to? A. The difference in caster angle between the front and rear wheels B. The relationship between the tire's contact patch and the road C. The alignment of the rear wheels to the front wheels D. The measurement of wheelbase on each side of the vehicle None 24. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What is the term for the angle formed by the centerline of the steering axis and a vertical line when viewed from the side of the vehicle? A. Camber B. Caster C. Thrust angle D. Scrub radius None 25. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What is the effect of excessive positive scrub radius on a vehicle's handling? A. Improved steering response B. Reduced tire wear C. Reduced stability D. Increased fuel efficiency None 26. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair Which wheel alignment angle affects the vehicle's turning radius? A. Camber B. Caster C. Thrust angle D. Toe None 27. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What is the term for the condition where the front wheels are not parallel to each other when viewed from above, and one wheel is angled more than the other? A. Camber B. Caster C. Thrust angle D. Feathering None 28. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair Which wheel alignment angle affects a vehicle's handling and steering stability the most? A. Camber B. Caster C. Thrust angle D. Toe None 29. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair In wheel alignment, what does "scrub radius" refer to? A. The difference in caster angle between the front and rear wheels B. The relationship between the tire's contact patch and the road C. The alignment of the rear wheels to the front wheels D. The distance between the tire's contact patch and the steering axis None 30. ASE A4: Wheel Alignment Diagnosis Adjustment and Repair What type of alignment issue is indicated when the inside edges of the front tires wear more quickly than the rest of the tire tread? A. Camber misalignment B. Caster misalignment C. Thrust angle misalignment D. Toe misalignment None 1 out of 30 Time is Up! Time's up
