310S Drivetrain and Transmission

Question 1

What is the primary function of the torque converter in an automatic transmission?

Accepted Answer

To transfer and multiply engine torque to the transmission using hydraulic fluid coupling

Answer

To shift gears automatically

Answer

To lock the transmission in park

Answer

To cool the transmission fluid

Question 2

What causes a vibration felt throughout the vehicle during acceleration from a stop?

Accepted Answer

Worn universal joints (U-joints) on the driveshaft

Answer

Unbalanced tires

Answer

A faulty ignition coil

Answer

Low power steering fluid

Question 3

What is the purpose of the clutch release (throw-out) bearing in a manual transmission?

Accepted Answer

To contact and push against the rotating pressure plate fingers when the clutch pedal is depressed, disengaging the clutch

Answer

To engage the clutch when the pedal is released

Answer

To support the transmission input shaft

Answer

To lubricate the clutch disc splines

Question 4

What does burnt-smelling automatic transmission fluid (ATF) indicate?

Accepted Answer

The transmission has overheated, degrading the fluid and potentially damaging friction components

Answer

Normal fluid aging

Answer

Contamination from engine oil

Answer

The fluid needs topping up

Question 5

What is the function of the differential in the drivetrain?

Accepted Answer

To allow the drive wheels to rotate at different speeds during turns while distributing power to both wheels

Answer

To multiply engine torque at all times

Answer

To connect the engine to the transmission

Answer

To lock the rear wheels for traction

Question 6

What causes a clicking noise from the front axle area when turning at low speed in a front-wheel-drive vehicle?

Accepted Answer

A worn outer CV (constant velocity) joint

Answer

Worn wheel bearings

Answer

Low power steering fluid

Answer

Loose brake caliper bolts