Auto 121 Final ****

The typical RWD drive shaft rotates how many times faster than the wheels?

3 times

Which part does NOT rotate when the engine is running and the clutch is depressed? A) Clutch disc B) Pilot bearing C) Pressure plate D) Flywheel

A) Clutch disc

he outer CV joints used on front-wheel drive vehicles are ________. A) Fixed type B) Plunge type

A) Fixed type

The clutch pedal freeplay is less than specifications. Technician A says that the clutch may slip during hard acceleration. Technician B says that the clutch will "grab" when the clutch pedal is close to the floor when the clutch is engaged. Which technician is correct? A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

A) Technician A only

Modern clutch friction material is commonly made from BLANK? A) cotton, paper, wire, resin B) silicone based compounds C) asbestos and ceramic materials D) nodular cast iron

A) cotton, paper, wire, resin

Which type system uses a one speed transfer case and a center differential with a viscous coupling?Select one: a. All wheel drive b. Part time 4WD c. Full time 4WD with automatic locking hubs d. Full time 4WD

All wheel drive

The maximum allowable difference between the front and rear working angle of a drive shaft is? A) 1/4 degree B) 1/2 degree C) 1 degree D) 3 degree

B) 1/2 degree

The name most often used to describe the universal joints on a conventional rear wheel drive vehicle drive shaft is? A) Trunnion B) Cardan C) CV D) Spider

B) Cardan

A rear-wheel-drive vehicle shudders or vibrates when first accelerating from a stop. The vibration is less noticeable at higher speeds. The most likely cause is? A) Driveshaft unbalance B) Excessive U-joint working angles C) Unequal U-joint working angles D) Brinelling of the U-joint

B) Excessive U-joint working angles

Drive axle shafts are also called ________. A) Double-Cardan shafts B) Half shafts C) Driveshafts D) Propeller shafts

B) Half shafts

Technician A says that too much clutch pedal freeplay can cause the clutch to slip during acceleration. Technician B says that too little clutch pedal freeplay can cause the clutch to slip. Which technician is correct? A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

B) Technician B only

A customer complained of hard shifting particularly into first gear and reverse. Technician A says that the blocking ring maybe worn. Technician B says that the clutch may be defective or out of adjustment? Which technician is correct?

Both technicians A and B

Five speed transmission is in fourth gear. which is correct? A. the 3-4 synchronizer has engaged the input shaft gear B. 1:1 gear ratio C. both a and b D. neither

C

Most hydraulic clutch systems use what hydraulic fluid? A) Mineral (hydraulic) oil B) SAE 80W-90 C) DOT 3 D) ATF

C

Two techs are discussing synchronizer rings. Tech A says that they equalize the speeds of the synchronizer assembly and the speed gear being engaged. Tech B says that they block the synchronizer sleeve briefly during a shift. who is correct? A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

C

The engine speed increases when the driver depresses the accelerator pedal and releases the clutch pedal, but the vehicle does not move. Technician A says the clutch may be defective. Technician B says the dual-mass flywheel may be defective. Which technician is correct? A) Technician A B) Technician B C) Both technicians D) Neither technician

C) Both technicians

When the clutch engages, spring force clamps the friction disc between the flywheel and the BLANK? A) transmission input shaft B) ring gear C) pressure plate D) release bearing

C) pressure plate

A five speed transmission is in third gear. which is correct? A. the 1-2 synchronizer is in neutral B. the 3-4 synchronizer is moved to engage third gear C. Both A and B D. neither

C. both a and b

before removing the transmission to replce a clutch , the BLANK? A) reverse light switch wires B) shift linkage C) battery D) all of the above

D

A growling noise is heard only when the driver exerts force on the clutch pedal. No noise is heard when the clutch pedal is up. Technician A says the pilot bearing is defective. Technician B says the input shaft bearing is defective. Which technician is correct? A) Technician A B) Technician B C) Both technicians D) Neither technician

D) Neither technician

What part is often NOT used on a front-wheel drive vehicle with a manual transaxle? A) Flywheel B) Throwout (release bearing) C) Clutch fork D) Pilot bearing

D) Pilot bearing

The proper grease to use with CV joint is A) Black chassis grease B) Dark blue EP grease C) Red moly grease D) The grease that is supplied with the boot kit

D) The grease that is supplied with the boot kit

Technician A says that the gear ratios of both differentials are typically the same in a four-wheel-drive vehicle.Technician B says that the rear differential may use a slightly higher ratio (lower number) than the front differential. Which technician is correct?

D. neither

Which type of lubrication is usually NOT used in a Manuel transmission/transaxle?

High-temperature chassis grease

the idler gear is used for which gear?

Revers gear

The splines of the drive shaft yoke should be lubricated to prevent ________.

Spline bind

Technician A says that most transfer cases have a built in oil pump. Technician B says that most transfer cases use a heavy grease as a lubricant. Which technician is correct?Select one: a. Technician A only b. Technician B only c. Both technicians A and B d. Neither technician A nor B

a. Technician A only

A customer complained of excessive vibration while cornering and accelerating at the same time. Technician A says that a fault in the transfer case is the most likely cause. Technician B says that the vibration may be normal if the vehicle is equipped with Cardan U-joints at the front wheels. Which technician is correct? Select one :a. Technician A only b. Technician B only c. Both technicians A and B d. Neither technician A nor B

b. Technician B only

A transfer case is extremely noisy in all selections except neutral (N) whenever the vehicle is moving.Technician A says the drive chain may be stretched, causing the noise as it hits the inside of the case. Technician B says that one or more of the transfer case bearings could be defective. Which technician is correct? a. Technician A only b. Technician B only c. Both technicians A and B d. Neither technician A nor B

c. Both technicians A and B

Technician A says that a transfer case may use GL-4 gear lube such as SAE 80W-90. Technician B says that a transfer case may use automatic transmission fluid (ATF) such as Dexron III. Which technician is correct?Select one: a. Technician A only b. Technician B only c. Both technicians A and B d. Neither technician A nor B

c. Both technicians A and B

Technician A says that a vehicle equipped with part-time four-wheel drive should be driven in four-wheel drive only on slippery surfaces. Technician B says that full-time four-wheel-drive vehicles use a center differential in the transfer case. Which technician is correct?Select one: a. Technician A only b. Technician B only c. Both technicians A and B d. Neither technician A nor B

c. Both technicians A and B