ASE A3 Manual Drive Train and Axles

21. The bushing in a transmission's extension housing is worn on one side only. Technician A says binding universal joints cause this type of wear. Technician B says this is caused by excessive output shaft end-play. Who is correct?

  • A. Technician A
  • B. Technician B
  • C. Both A and B
  • D. Neither A or B

21.

Answer A is correct. A binding U-joint will damage the bushing and the seal.

Answer B is wrong. Output shaft endplay is not likely to damage the extension housing bushing this way.

Answer C is wrong. Technician A is correct.

Answer D is wrong. Technician A is correct.

22. A chirping sound is heard coming from the bellhousing when the clutch pedal is depressed. Which of the following is MOST likely causing this noise?

  • A. A Synchronizer Assembly.
  • B. The Clutch Disc.
  • C. The Input Shaft Bearing.
  • D. The Release Bearing.

22.

Answer A is wrong. A worn synchronizer assembly will cause grinding sound while shifting into that gear only.

Answer B is wrong. A worn clutch disc would make the vehicle difficult to place into gear.

Answer C is wrong. When the input shaft (bearings) is bad, it will cause a growling or grinding noise whenever the clutch is engaged.

Answer D is correct. A bad release bearing produces a chirping type noise as the pedal is slowly depressed to the floor.

23. Technician A says to use a feeler gauge to check the clearance between the shift fork and the synchronizer sleeve. Technician B says a bent shift rail will cause hard shifting. Who is correct?

  • A. Technician A
  • B. Technician B
  • C. Both A and B
  • D. Neither A or B

23.

Answer A is wrong. Both technician A and B are correct.

Answer B is wrong. Both technician A and B are correct.

Answer C is correct. Use a feeler gauge to check the clearance between the shift fork and the synchronizer sleeve. A bent shift rail will cause hard or no shifting.

Answer D is wrong. Both technician A and B are correct.

24. Two technicians are discussing a clutch pressure plate. Technician A says to replace the pressure plate if it's warped. Technician B says the pressure plate can be easily disassembled and repaired or resurfaced. Who is correct?

  • A. Technician A
  • B. Technician B
  • C. Both A and B
  • D. Neither A or B

24.

Answer A is correct. Replace the pressure plate if it's warped.

Answer B is wrong. Disassembling and resurfacing the pressure plate may be hazardous due to intense spring pressure, and should be left to the machine shop.

Answer C is wrong. Technician A is correct.

Answer D is wrong. Technician A is correct.

25. Technician A says to replace the ring gear without replacing the pinion gear as long as it's within specifications. Technician B says to check ring gear runout with a digital micrometer. Who is correct?

  • A. Technician A
  • B. Technician B
  • C. Both A and B
  • D. Neither A or B

25.

Answer A is wrong. The ring and pinion gears are replaced together as a set.

Answer B is wrong. Check ring gear runout with a dial indicator.

Answer C is wrong. Neither Technician A nor B is correct.

Answer D is correct. Neither Technician A nor B is correct.