Study Guide for Final Exam - CH. 16 & 17 Qs

What should the technician do if a ring gear is found to be defective? - Replace the ring gear only. - Replace both the ring gear and the drive pinion gear, as they are a matched set. - Replace both the ring gear and the differential case, as they are a matched set. - Both A and B.

Replace both the ring gear and the drive pinion gear, as they are a matched set.

An integral differential carrier is made so the internal parts can be serviced by removing the ____. differential housing axle shafts inspection cover axle tubes

inspection cover

All of the following should be removed from the rear axle housing before the differential case, except: spider gears. side gears. drive axles. pinion gear.

pinion gear.

A hydraulic locking differential contains all of the following, except: hydraulic pump pneumatic pump pressure diaphragm clutch plates

pneumatic pump

To install a rear pinion bearing on the drive pinion gear, you must ____. press it on bolt it to the pinion slide it over the pinion All of the above, depending on the manufacturer.

press it on

The collapsible spacer in the rear axle assembly fits between the front pinion bearing and the ____. pinion yoke rear pinion bearing rear axle housing side bearings

rear pinion bearing

Which of the following is used as a friction device in a locking differential? Clutch packs. Cones. Ratchets. All of the above.

All of the above.

Drive pinion depth is adjusted with a(n) ____. adjusting bolt adjusting nut adjustable pinion shaft shim

shim

A problem in a limited-slip differential may first be noticed while ____. driving straight ahead accelerating on slippery surfaces turning corners Both B and C.

turning corners

Technician A says that half the clutch plates in a limited-slip differential are splined to the side gears. Technician B says that half the limited-slip differential clutch plates are splined to the spider gears. Who is right? A only. B only. Both A and B. Neither A nor B.

A only.

What type of gears are the differential spider and side gears? Spur. Helical. Bevel. Hypoid.

Bevel

Solid drive axle removal is being discussed. Technician A says some axles are removed by first removing the C-locks inside the differential assembly. Technician B says some axles are removed by first removing the retainer plates at the axle tubes. Who is right? A only. B only. Both A and B. Neither A nor B.

Both A and B.

Technician A says some independently suspended drive axles have CV joints. Technician B says some independently suspended drive axles have cross-and-roller universal joints. Who is right? A only. B only. Both A and B. You Answered Neither A nor B.

Both A and B.

When should axle seals be replaced? When they begin leaking. When the axle is removed for any reason. When the vehicle reaches 50,000 miles. Both A and B.

Both A and B.

The independent rear axle uses all of the following, except: axle shafts. axle tubes. ring and pinion. differential assembly.

axle tubes.

The full-floating axle is most likely to be used on which of the following vehicles? Sports car. Pickup truck. Fire truck. Luxury sedan.

Fire truck.

What components of the rear axle assembly redirect the power flow 90°? Helical ring and pinion gears. Hypoid ring and pinion gears. Differential side gears. Differential spider gears.

Hypoid ring and pinion gears.

A rear axle assembly uses shims to obtain correct ring and pinion adjustment. Which of the following methods must be used to remove the differential case from the carrier after the bearing caps are removed? Pry the case from the carrier with a crowbar or other long metal bar. Use a special pressing tool after the pinion gear has been removed. The case will slide from the carrier. Use a special puller to draw the case from the carrier.

Pry the case from the carrier with a crowbar or other long metal bar.

If a ring gear has 32 teeth and the matching pinion gear has 8 teeth, the rear axle ratio is ____. 2:1 2.5:1 3:1 4:1

4:1

Technician A says that an integral carrier has a removable ring and pinion carrier. Technician B says that a removable carrier is easier to service. Who is right? A only. B only. Both A and B. Neither A nor B.

B only.

Technician A says that the ring and pinion will run quietly no matter what the contact pattern. Technician B says that an incorrect contact pattern will shorten gear life. Who is right? A only. B only. Both A and B. Neither A nor B.

B only.

Technician A says that a correctly operating limited-slip differential should not shudder on turns. Technician B says that a correctly operating limited-slip differential should not be noisy on turns. Who is right? A only. B only. Both A and B. Neither A nor B.

Both A and B.

Technician A says that limited-slip differentials use friction discs. Technician B says that limited-slip differentials use friction cones. Who is right? A only. B only. Both A and B. Neither A nor B.

Both A and B.

Which of the following may need adjustment to obtain proper ring gear contact pattern? Pinion gear shim. Differential carrier shims. Collapsible spacer. Both A and B.

Both A and B.

When removing a C-lock drive axle, the C-lock can be removed after the ____ has been removed. axle differential inspection cover pinion shaft Both B and C.

Both B and C.